[ 518.060335][ T31] audit: type=1400 audit(518.010:56): avc: denied { read write } for pid=3091 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 [ 518.062181][ T31] audit: type=1400 audit(518.010:57): avc: denied { open } for pid=3091 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]:15233' (ED25519) to the list of known hosts. [ 549.927360][ T31] audit: type=1400 audit(549.880:58): avc: denied { execute } for pid=3104 comm="sh" name="syz-executor4132711686" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 549.952668][ T31] audit: type=1400 audit(549.900:59): avc: denied { execute_no_trans } for pid=3104 comm="sh" path="/syz-executor4132711686" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 550.313532][ T31] audit: type=1400 audit(550.260:60): avc: denied { execmem } for pid=3104 comm="syz-executor413" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 550.440036][ T31] audit: type=1400 audit(550.390:61): avc: denied { prog_load } for pid=3105 comm="syz-executor413" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 550.442959][ T31] audit: type=1400 audit(550.390:62): avc: denied { bpf } for pid=3105 comm="syz-executor413" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 550.447045][ T31] audit: type=1400 audit(550.400:63): avc: denied { perfmon } for pid=3105 comm="syz-executor413" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 550.547441][ T31] audit: type=1400 audit(550.500:64): avc: denied { prog_run } for pid=3105 comm="syz-executor413" 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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 [ 1324.033672][ T32] INFO: task kworker/0:0:9 blocked for more than 450 seconds. [ 1324.034180][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.034316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.034484][ T32] task:kworker/0:0 state:D stack:0 pid:9 tgid:9 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.034773][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.036132][ T32] Call trace: [ 1324.036338][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.036816][ T32] r10:82918930 r9:df83dd84 r8:00000002 r7:60000113 r6:df83dd8c r5:83236000 [ 1324.036871][ T32] r4:83236000 [ 1324.037168][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.037233][ T32] r5:83236000 r4:8291892c [ 1324.037257][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.037308][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.037380][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df83de08 [ 1324.037413][ T32] r4:00000000 [ 1324.037450][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.037504][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.037880][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.037969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84947640 [ 1324.037996][ T32] r4:00000000 [ 1324.038018][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.038093][ T32] r9:83018005 r8:83236000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.038119][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.038169][ T32] r5:00001000 r4:dfe89000 [ 1324.038211][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.038309][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.038552][ T32] r5:84af7b8c r4:84af7800 [ 1324.038587][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.038640][ T32] r7:dddced80 r6:83018000 r5:84af7b8c r4:830b8400 [ 1324.038662][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.038708][ T32] r10:61c88647 r9:83236000 r8:830b842c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.038730][ T32] r4:830b8400 [ 1324.038751][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.038798][ T32] r10:00000000 r9:830b8400 r8:8027f5e8 r7:df819e48 r6:830b8480 r5:83236000 [ 1324.038821][ T32] r4:00000001 [ 1324.038841][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.038934][ T32] Exception stack(0xdf83dfb0 to 0xdf83dff8) [ 1324.039054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.039099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.039129][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.039187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.039226][ T32] r4:830b7180 [ 1324.039858][ T32] INFO: task kworker/0:0:9 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.039927][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.040017][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.040091][ T32] Call trace: [ 1324.040134][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.040193][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.040237][ T32] r4:00000000 [ 1324.040261][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.040310][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.040341][ T32] dd20: a9acb000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.040372][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.040422][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.040450][ T32] r5:80000013 r4:80239bb0 [ 1324.040492][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.040624][ T32] r4:82ac11e4 [ 1324.040659][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.040709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.040732][ T32] r4:e055ddc0 [ 1324.040752][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.040818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.040845][ T32] r4:00000000 [ 1324.040868][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.040920][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.040942][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.040988][ T32] r5:00001000 r4:e03b1000 [ 1324.041031][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.041081][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.041126][ T32] r5:84af0b8c r4:84af0800 [ 1324.041147][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.041196][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.041218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.041265][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.041301][ T32] r4:84a53d80 [ 1324.041343][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.041397][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.041420][ T32] r4:00000001 [ 1324.041451][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.041490][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.041517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.041545][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.041571][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.041609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.041634][ T32] r4:84a51100 [ 1324.041771][ T32] INFO: task kworker/0:3:112 blocked for more than 450 seconds. [ 1324.041821][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.041849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.041870][ T32] task:kworker/0:3 state:D stack:0 pid:112 tgid:112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.041953][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.042034][ T32] Call trace: [ 1324.042066][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.042126][ T32] r10:82918930 r9:dfa21d84 r8:00000002 r7:60000113 r6:dfa21d8c r5:833be000 [ 1324.042153][ T32] r4:833be000 [ 1324.042174][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.042216][ T32] r5:833be000 r4:8291892c [ 1324.042237][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.042284][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.042333][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa21e08 [ 1324.042356][ T32] r4:00000000 [ 1324.042375][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.042413][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.042473][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.042555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dbf600 [ 1324.042602][ T32] r4:00000000 [ 1324.042625][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.042697][ T32] r9:83018005 r8:833be000 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [ 1324.042732][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.042782][ T32] r5:00001000 r4:ed1e3000 [ 1324.042804][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.042846][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.042913][ T32] r5:85e3db8c r4:85e3d800 [ 1324.042936][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.042983][ T32] r7:dddced80 r6:83018000 r5:85e3db8c r4:839cbf00 [ 1324.053373][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.053496][ T32] r10:61c88647 r9:833be000 r8:839cbf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.053526][ T32] r4:839cbf00 [ 1324.053550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.053605][ T32] r10:00000000 r9:839cbf00 r8:8027f5e8 r7:df841e60 r6:839cbf80 r5:833be000 [ 1324.053632][ T32] r4:00000001 [ 1324.053654][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.053697][ T32] Exception stack(0xdfa21fb0 to 0xdfa21ff8) [ 1324.053732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.053766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.053797][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.053832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.053858][ T32] r4:83b03e00 [ 1324.054303][ T32] INFO: task kworker/0:3:112 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.054342][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.054416][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.054471][ T32] Call trace: [ 1324.054504][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.054556][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.054580][ T32] r4:00000000 [ 1324.054600][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.054640][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.054669][ T32] dd20: aa076000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.054698][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.054724][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.054748][ T32] r5:80000013 r4:80239bb0 [ 1324.054768][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.054810][ T32] r4:82ac11e4 [ 1324.054831][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.054874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.054897][ T32] r4:e055ddc0 [ 1324.054917][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.054961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.054983][ T32] r4:00000000 [ 1324.055003][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.055051][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.055073][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.055116][ T32] r5:00001000 r4:e03b1000 [ 1324.055136][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.055175][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.055220][ T32] r5:84af0b8c r4:84af0800 [ 1324.055240][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.055303][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.055325][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.055371][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.055394][ T32] r4:84a53d80 [ 1324.055413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.055458][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.055481][ T32] r4:00000001 [ 1324.055500][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.055534][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.055560][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.055588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.055614][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.055644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.055665][ T32] r4:84a51100 [ 1324.055734][ T32] INFO: task kworker/1:2:1463 blocked for more than 450 seconds. [ 1324.055767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.055792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.055813][ T32] task:kworker/1:2 state:D stack:0 pid:1463 tgid:1463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.055857][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.055920][ T32] Call trace: [ 1324.055978][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.056028][ T32] r10:82918930 r9:eac79d84 r8:00000002 r7:60000113 r6:eac79d8c r5:83b89800 [ 1324.056061][ T32] r4:83b89800 [ 1324.056093][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.056140][ T32] r5:83b89800 r4:8291892c [ 1324.056182][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.056228][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.056282][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac79e08 [ 1324.056306][ T32] r4:00000000 [ 1324.056325][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.056384][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.056427][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.056514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9f800 [ 1324.056567][ T32] r4:00000000 [ 1324.056608][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.056678][ T32] r9:83018205 r8:83b89800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.056704][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.056746][ T32] r5:00001000 r4:dfaff000 [ 1324.056766][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.056825][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.056883][ T32] r5:8552378c r4:85523400 [ 1324.056914][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.056975][ T32] r7:ddde2d80 r6:83018200 r5:8552378c r4:84192080 [ 1324.056998][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.057043][ T32] r10:61c88647 r9:83b89800 r8:841920ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.057088][ T32] r4:84192080 [ 1324.057112][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.057178][ T32] r10:00000000 r9:84192080 r8:8027f5e8 r7:df879e60 r6:84192100 r5:83b89800 [ 1324.057207][ T32] r4:00000001 [ 1324.057246][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.057296][ T32] Exception stack(0xeac79fb0 to 0xeac79ff8) [ 1324.057334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.057383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.057412][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.057462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.057498][ T32] r4:84190b40 [ 1324.057789][ T32] INFO: task kworker/1:2:1463 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.057824][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.057894][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.057940][ T32] Call trace: [ 1324.057994][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.058045][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.058067][ T32] r4:00000000 [ 1324.058097][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.058139][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.058188][ T32] dd20: aa076000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.058220][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.058277][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.058325][ T32] r5:80000013 r4:80239bb0 [ 1324.058349][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.058392][ T32] r4:82ac11e4 [ 1324.058433][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.058479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.058501][ T32] r4:e055ddc0 [ 1324.058539][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.058584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.058606][ T32] r4:00000000 [ 1324.058647][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.058697][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.058718][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.058760][ T32] r5:00001000 r4:e03b1000 [ 1324.058800][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.058842][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.058894][ T32] r5:84af0b8c r4:84af0800 [ 1324.058916][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.058963][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.059005][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.059053][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.059075][ T32] r4:84a53d80 [ 1324.059103][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.059152][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.059194][ T32] r4:00000001 [ 1324.059217][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.059253][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.059297][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.059327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.059374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.059407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.059447][ T32] r4:84a51100 [ 1324.059493][ T32] INFO: task kworker/1:3:1786 blocked for more than 450 seconds. [ 1324.059521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.059546][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.059566][ T32] task:kworker/1:3 state:D stack:0 pid:1786 tgid:1786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.059635][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.059703][ T32] Call trace: [ 1324.059747][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.059797][ T32] r10:82918930 r9:eb059d84 r8:00000002 r7:60000113 r6:eb059d8c r5:83b7d400 [ 1324.059820][ T32] r4:83b7d400 [ 1324.059849][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.059894][ T32] r5:83b7d400 r4:8291892c [ 1324.059915][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.059953][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.059998][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 1324.060041][ T32] r4:00000000 [ 1324.060063][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.060101][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.060139][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.060181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124e40 [ 1324.060203][ T32] r4:00000000 [ 1324.060222][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.060265][ T32] r9:83018205 r8:83b7d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1324.060292][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.060332][ T32] r5:00001000 r4:eac35000 [ 1324.060370][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.060435][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.060491][ T32] r5:8556238c r4:85562000 [ 1324.060534][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.060617][ T32] r7:ddde2d80 r6:83018200 r5:8556238c r4:84268700 [ 1324.060640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.060686][ T32] r10:61c88647 r9:83b7d400 r8:8426872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.060708][ T32] r4:84268700 [ 1324.060749][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.060798][ T32] r10:00000000 r9:84268700 r8:8027f5e8 r7:df879e60 r6:84268780 r5:83b7d400 [ 1324.060820][ T32] r4:00000001 [ 1324.060859][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.060898][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 1324.060925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.060953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.060978][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.061026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.061061][ T32] r4:84190e00 [ 1324.061335][ T32] INFO: task kworker/1:3:1786 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.061369][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.061437][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.061486][ T32] Call trace: [ 1324.061515][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.061564][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.061598][ T32] r4:00000000 [ 1324.061646][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.061688][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.061752][ T32] dd20: aa076000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.061809][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.061838][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.061862][ T32] r5:80000013 r4:80239bb0 [ 1324.061904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.061967][ T32] r4:82ac11e4 [ 1324.061991][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.062056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.062081][ T32] r4:e055ddc0 [ 1324.062100][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.062167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.062193][ T32] r4:00000000 [ 1324.062213][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.062260][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.062287][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.062328][ T32] r5:00001000 r4:e03b1000 [ 1324.062358][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.062399][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.062463][ T32] r5:84af0b8c r4:84af0800 [ 1324.062485][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.062543][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.062587][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.062636][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.062688][ T32] r4:84a53d80 [ 1324.062711][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.062757][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.062780][ T32] r4:00000001 [ 1324.062800][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.062834][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.062859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.062887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.062912][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.062950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.062990][ T32] r4:84a51100 [ 1324.075778][ T32] INFO: task kworker/0:1:3095 blocked for more than 450 seconds. [ 1324.075870][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.075900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.075923][ T32] task:kworker/0:1 state:D stack:0 pid:3095 tgid:3095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.076029][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.076093][ T32] Call trace: [ 1324.076126][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.076191][ T32] r10:82918930 r9:df925d84 r8:00000002 r7:60000013 r6:df925d8c r5:83b8c800 [ 1324.076219][ T32] r4:83b8c800 [ 1324.076262][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.076326][ T32] r5:83b8c800 r4:8291892c [ 1324.076350][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.076391][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.076474][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df925e08 [ 1324.076551][ T32] r4:00000000 [ 1324.076599][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.076651][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.076711][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.076757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dbf700 [ 1324.076780][ T32] r4:00000000 [ 1324.076800][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.076867][ T32] r9:83018005 r8:83b8c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e9000 [ 1324.076893][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.076937][ T32] r5:00001000 r4:ed205000 [ 1324.076978][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.077021][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.077066][ T32] r5:85e3df8c r4:85e3dc00 [ 1324.077087][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.077135][ T32] r7:dddced80 r6:83018000 r5:85e3df8c r4:843d7000 [ 1324.077156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.077203][ T32] r10:61c88647 r9:83b8c800 r8:843d702c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.077236][ T32] r4:843d7000 [ 1324.077259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.077311][ T32] r10:00000000 r9:843d7000 r8:8027f5e8 r7:df83de60 r6:843d7300 r5:83b8c800 [ 1324.077334][ T32] r4:00000001 [ 1324.077354][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.077390][ T32] Exception stack(0xdf925fb0 to 0xdf925ff8) [ 1324.077418][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.077447][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.077496][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.077542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.077571][ T32] r4:8490f480 [ 1324.077973][ T32] INFO: task kworker/0:1:3095 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.078017][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.078099][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.078154][ T32] Call trace: [ 1324.078212][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.078318][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.078346][ T32] r4:00000000 [ 1324.078366][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.078404][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.078431][ T32] dd20: aa643000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.078481][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.078511][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.078535][ T32] r5:80000013 r4:80239bb0 [ 1324.078555][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.078593][ T32] r4:82ac11e4 [ 1324.078612][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.078653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.078674][ T32] r4:e055ddc0 [ 1324.078692][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.078732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.078763][ T32] r4:00000000 [ 1324.078785][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.078831][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.078881][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.078934][ T32] r5:00001000 r4:e03b1000 [ 1324.078956][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.078994][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.079055][ T32] r5:84af0b8c r4:84af0800 [ 1324.079077][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.079122][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.079142][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.079186][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.079207][ T32] r4:84a53d80 [ 1324.079225][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.079290][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.079317][ T32] r4:00000001 [ 1324.079337][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.079371][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.079396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.079423][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.079469][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.079500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.079524][ T32] r4:84a51100 [ 1324.079551][ T32] INFO: task kworker/1:1:3110 blocked for more than 450 seconds. [ 1324.079577][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.079599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.079617][ T32] task:kworker/1:1 state:D stack:0 pid:3110 tgid:3110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.079659][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.079709][ T32] Call trace: [ 1324.079742][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.079786][ T32] r10:82918930 r9:df98dd84 r8:00000002 r7:60000113 r6:df98dd8c r5:84206c00 [ 1324.079808][ T32] r4:84206c00 [ 1324.079826][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.079863][ T32] r5:84206c00 r4:8291892c [ 1324.079884][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.079921][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.079964][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df98de08 [ 1324.080008][ T32] r4:00000000 [ 1324.080031][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.080068][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.080103][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.080164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619a00 [ 1324.080189][ T32] r4:00000000 [ 1324.080207][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.080251][ T32] r9:83018205 r8:84206c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.080285][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.080330][ T32] r5:00001000 r4:e041b000 [ 1324.080349][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.080386][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.080451][ T32] r5:85521b8c r4:85521800 [ 1324.080485][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.080570][ T32] r7:ddde2d80 r6:83018200 r5:85521b8c r4:8490b780 [ 1324.080603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.080674][ T32] r10:61c88647 r9:84206c00 r8:8490b7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.080700][ T32] r4:8490b780 [ 1324.080720][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.080762][ T32] r10:00000000 r9:8490b780 r8:8027f5e8 r7:eac79e60 r6:8490b700 r5:84206c00 [ 1324.080784][ T32] r4:00000001 [ 1324.080812][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.080850][ T32] Exception stack(0xdf98dfb0 to 0xdf98dff8) [ 1324.080876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.080929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.080959][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.080987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.081009][ T32] r4:84925000 [ 1324.081242][ T32] INFO: task kworker/1:1:3110 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.081282][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.081339][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.081379][ T32] Call trace: [ 1324.081429][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.081491][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.081551][ T32] r4:00000000 [ 1324.081573][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.081611][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.081649][ T32] dd20: aa643000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.081700][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.081728][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.081752][ T32] r5:80000013 r4:80239bb0 [ 1324.081800][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.081842][ T32] r4:82ac11e4 [ 1324.081862][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.081903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.081924][ T32] r4:e055ddc0 [ 1324.081942][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.082004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.082028][ T32] r4:00000000 [ 1324.082047][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.082112][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.082136][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.082200][ T32] r5:00001000 r4:e03b1000 [ 1324.082222][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.082260][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.082326][ T32] r5:84af0b8c r4:84af0800 [ 1324.082358][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.082404][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.082446][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.082494][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.082530][ T32] r4:84a53d80 [ 1324.082551][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.082617][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.082642][ T32] r4:00000001 [ 1324.082662][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.082696][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.082745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.082776][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.082823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.082854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.082896][ T32] r4:84a51100 [ 1324.082924][ T32] INFO: task kworker/0:6:3118 blocked for more than 450 seconds. [ 1324.082951][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.083030][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.093503][ T32] task:kworker/0:6 state:D stack:0 pid:3118 tgid:3118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.093595][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.093665][ T32] Call trace: [ 1324.093702][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.093767][ T32] r10:82918930 r9:df9f5d84 r8:00000002 r7:60000113 r6:df9f5d8c r5:84203c00 [ 1324.093795][ T32] r4:84203c00 [ 1324.093819][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.093867][ T32] r5:84203c00 r4:8291892c [ 1324.093893][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.093961][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.094024][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f5e08 [ 1324.094063][ T32] r4:00000000 [ 1324.094091][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.094138][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.094181][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.094230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851275c0 [ 1324.094256][ T32] r4:00000000 [ 1324.094286][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.094342][ T32] r9:83018005 r8:84203c00 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1324.094367][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.094415][ T32] r5:00001000 r4:df97d000 [ 1324.094439][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.094495][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.094544][ T32] r5:85119b8c r4:85119800 [ 1324.094566][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.094616][ T32] r7:dddced80 r6:83018000 r5:85119b8c r4:843d7500 [ 1324.094657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.094731][ T32] r10:61c88647 r9:84203c00 r8:843d752c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.094757][ T32] r4:843d7500 [ 1324.094779][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.094829][ T32] r10:00000000 r9:843d7500 r8:8027f5e8 r7:df83de60 r6:8490ba00 r5:84203c00 [ 1324.094852][ T32] r4:00000001 [ 1324.094873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.094911][ T32] Exception stack(0xdf9f5fb0 to 0xdf9f5ff8) [ 1324.094940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.094991][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.095023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.095055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.095088][ T32] r4:8490ff40 [ 1324.095505][ T32] INFO: task kworker/0:6:3118 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.095541][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.095615][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.095673][ T32] Call trace: [ 1324.095714][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.095783][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.095809][ T32] r4:00000000 [ 1324.095829][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.095866][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.095914][ T32] dd20: aabca000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.095946][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.095971][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.096004][ T32] r5:80000013 r4:80239bb0 [ 1324.096026][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.096075][ T32] r4:82ac11e4 [ 1324.096097][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.096139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.096161][ T32] r4:e055ddc0 [ 1324.096179][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.096219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.096239][ T32] r4:00000000 [ 1324.096257][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.096307][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.096329][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.096369][ T32] r5:00001000 r4:e03b1000 [ 1324.096388][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.096435][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.096563][ T32] r5:84af0b8c r4:84af0800 [ 1324.096608][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.096660][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.096681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.096724][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.096745][ T32] r4:84a53d80 [ 1324.096764][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.096829][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.096857][ T32] r4:00000001 [ 1324.096877][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.096912][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.096937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.096987][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.097026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.097057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.097078][ T32] r4:84a51100 [ 1324.097104][ T32] INFO: task kworker/0:7:3119 blocked for more than 450 seconds. [ 1324.097136][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.097161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.097181][ T32] task:kworker/0:7 state:D stack:0 pid:3119 tgid:3119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.097239][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.097308][ T32] Call trace: [ 1324.097343][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.097389][ T32] r10:82918930 r9:dfa01d84 r8:00000002 r7:60000113 r6:dfa01d8c r5:84202400 [ 1324.097431][ T32] r4:84202400 [ 1324.097454][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.097503][ T32] r5:84202400 r4:8291892c [ 1324.097549][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.097591][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.097636][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa01e08 [ 1324.097667][ T32] r4:00000000 [ 1324.097698][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.097738][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.097773][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.097812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b348c0 [ 1324.097833][ T32] r4:00000000 [ 1324.097851][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.097893][ T32] r9:83018005 r8:84202400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.097914][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.097953][ T32] r5:00001000 r4:dfb3d000 [ 1324.097971][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.098007][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.098047][ T32] r5:84b0a38c r4:84b0a000 [ 1324.098066][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.098110][ T32] r7:dddced80 r6:83018000 r5:84b0a38c r4:843d7580 [ 1324.098129][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.098204][ T32] r10:61c88647 r9:84202400 r8:843d75ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.098266][ T32] r4:843d7580 [ 1324.098322][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.098369][ T32] r10:00000000 r9:843d7580 r8:8027f5e8 r7:df9f5e60 r6:8490ba80 r5:84202400 [ 1324.098391][ T32] r4:00000001 [ 1324.098409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.098442][ T32] Exception stack(0xdfa01fb0 to 0xdfa01ff8) [ 1324.098467][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.098496][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.098522][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.098569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.098594][ T32] r4:8490fdc0 [ 1324.098836][ T32] INFO: task kworker/0:7:3119 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.098867][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.098922][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.098976][ T32] Call trace: [ 1324.099026][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.099084][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.099109][ T32] r4:00000000 [ 1324.099150][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.099201][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.099231][ T32] dd20: aabca000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.099259][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.099288][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.099332][ T32] r5:80000013 r4:80239bb0 [ 1324.099356][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.099404][ T32] r4:82ac11e4 [ 1324.099435][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.099490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.099517][ T32] r4:e055ddc0 [ 1324.099560][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.099606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.099660][ T32] r4:00000000 [ 1324.099682][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.099727][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.099748][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.099797][ T32] r5:00001000 r4:e03b1000 [ 1324.099819][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.099857][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.099896][ T32] r5:84af0b8c r4:84af0800 [ 1324.099915][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.099958][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.099978][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.100022][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.100043][ T32] r4:84a53d80 [ 1324.100061][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.100104][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.100134][ T32] r4:00000001 [ 1324.100165][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.100201][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.100227][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.100254][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.100284][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.100329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.100354][ T32] r4:84a51100 [ 1324.100399][ T32] INFO: task kworker/0:8:3122 blocked for more than 450 seconds. [ 1324.100428][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.100451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.100495][ T32] task:kworker/0:8 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.100582][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.100652][ T32] Call trace: [ 1324.100730][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.100778][ T32] r10:82918930 r9:dfa15d84 r8:00000002 r7:60000113 r6:dfa15d8c r5:84200000 [ 1324.100799][ T32] r4:84200000 [ 1324.100818][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.100875][ T32] r5:84200000 r4:8291892c [ 1324.100918][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.100960][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.101025][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa15e08 [ 1324.101058][ T32] r4:00000000 [ 1324.101101][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.101140][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.101196][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.101239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd1380 [ 1324.101263][ T32] r4:00000000 [ 1324.101289][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.101333][ T32] r9:83018005 r8:84200000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.101353][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.101393][ T32] r5:00001000 r4:dff15000 [ 1324.101412][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.101470][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.101514][ T32] r5:84b0bf8c r4:84b0bc00 [ 1324.101553][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.101619][ T32] r7:dddced80 r6:83018000 r5:84b0bf8c r4:843d7600 [ 1324.101642][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.101686][ T32] r10:61c88647 r9:84200000 r8:843d762c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.101707][ T32] r4:843d7600 [ 1324.101746][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.101811][ T32] r10:00000000 r9:843d7600 r8:8027f5e8 r7:df9f5e60 r6:8490bc80 r5:84200000 [ 1324.101861][ T32] r4:00000001 [ 1324.101883][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.101926][ T32] Exception stack(0xdfa15fb0 to 0xdfa15ff8) [ 1324.101954][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.101982][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.102029][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.102061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.102092][ T32] r4:846bdc00 [ 1324.102323][ T32] INFO: task kworker/0:8:3122 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.102354][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.102434][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.102477][ T32] Call trace: [ 1324.102506][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.102554][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.102577][ T32] r4:00000000 [ 1324.102596][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.102632][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.102659][ T32] dd20: aabca000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.102686][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.102743][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.102770][ T32] r5:80000013 r4:80239bb0 [ 1324.102809][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.102859][ T32] r4:82ac11e4 [ 1324.102901][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.102971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.103023][ T32] r4:e055ddc0 [ 1324.103091][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.113431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.113477][ T32] r4:00000000 [ 1324.113502][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.113575][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.113598][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.113648][ T32] r5:00001000 r4:e03b1000 [ 1324.113670][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.113711][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.113757][ T32] r5:84af0b8c r4:84af0800 [ 1324.113779][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.113830][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.113852][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.113902][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.113926][ T32] r4:84a53d80 [ 1324.113947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.114022][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.114049][ T32] r4:00000001 [ 1324.114092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.114134][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.114182][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.114219][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.114248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.114285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.114309][ T32] r4:84a51100 [ 1324.114341][ T32] INFO: task kworker/0:9:3123 blocked for more than 450 seconds. [ 1324.114396][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.114427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.114450][ T32] task:kworker/0:9 state:D stack:0 pid:3123 tgid:3123 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.114506][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.114550][ T32] Call trace: [ 1324.114625][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.114678][ T32] r10:82918930 r9:df971d84 r8:00000002 r7:60000113 r6:df971d8c r5:83b8a400 [ 1324.114702][ T32] r4:83b8a400 [ 1324.114721][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.114760][ T32] r5:83b8a400 r4:8291892c [ 1324.114801][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.114845][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.114890][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df971e08 [ 1324.114912][ T32] r4:00000000 [ 1324.114930][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.114967][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.115001][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.115041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3b00 [ 1324.115062][ T32] r4:00000000 [ 1324.115081][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.115124][ T32] r9:83018005 r8:83b8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1324.115165][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.115222][ T32] r5:00001000 r4:dfb1d000 [ 1324.115243][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.115291][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.115354][ T32] r5:84b3138c r4:84b31000 [ 1324.115376][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.115420][ T32] r7:dddced80 r6:83018000 r5:84b3138c r4:843d7680 [ 1324.115440][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.115513][ T32] r10:61c88647 r9:83b8a400 r8:843d76ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.115540][ T32] r4:843d7680 [ 1324.115579][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.115625][ T32] r10:00000000 r9:843d7680 r8:8027f5e8 r7:df9f5e60 r6:843d7700 r5:83b8a400 [ 1324.115646][ T32] r4:00000001 [ 1324.115685][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.115724][ T32] Exception stack(0xdf971fb0 to 0xdf971ff8) [ 1324.115750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.115777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.115802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.115831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.115874][ T32] r4:8492f080 [ 1324.116256][ T32] INFO: task kworker/0:9:3123 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.116293][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.116369][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.116414][ T32] Call trace: [ 1324.116484][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.116576][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.116617][ T32] r4:00000000 [ 1324.116637][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.116686][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.116747][ T32] dd20: ab12a000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.116779][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.116805][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.116828][ T32] r5:80000013 r4:80239bb0 [ 1324.116848][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.116888][ T32] r4:82ac11e4 [ 1324.116938][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.116983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.117005][ T32] r4:e055ddc0 [ 1324.117024][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.117064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.117086][ T32] r4:00000000 [ 1324.117105][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.117149][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.117169][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.117211][ T32] r5:00001000 r4:e03b1000 [ 1324.117230][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.117268][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.117319][ T32] r5:84af0b8c r4:84af0800 [ 1324.117339][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.117383][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.117422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.117470][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.117492][ T32] r4:84a53d80 [ 1324.117511][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.117561][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.117582][ T32] r4:00000001 [ 1324.117602][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.117634][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.117659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.117706][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.117735][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.117785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.117841][ T32] r4:84a51100 [ 1324.117902][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.117963][ T32] INFO: task kworker/0:10:3125 blocked for more than 450 seconds. [ 1324.118009][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.118039][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.118060][ T32] task:kworker/0:10 state:D stack:0 pid:3125 tgid:3125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.118105][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.118148][ T32] Call trace: [ 1324.118220][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.118296][ T32] r10:82918930 r9:dfa11d84 r8:00000002 r7:60000113 r6:dfa11d8c r5:83b8e000 [ 1324.118342][ T32] r4:83b8e000 [ 1324.118366][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.118407][ T32] r5:83b8e000 r4:8291892c [ 1324.118447][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.118510][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.118558][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa11e08 [ 1324.118580][ T32] r4:00000000 [ 1324.118600][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.118666][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.118722][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.118793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85127840 [ 1324.118817][ T32] r4:00000000 [ 1324.118837][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.118901][ T32] r9:83018005 r8:83b8e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.118930][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.118971][ T32] r5:00001000 r4:dfa4d000 [ 1324.118990][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.119027][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.119087][ T32] r5:84b32b8c r4:84b32800 [ 1324.119129][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.119175][ T32] r7:dddced80 r6:83018000 r5:84b32b8c r4:843d7780 [ 1324.119195][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.119241][ T32] r10:61c88647 r9:83b8e000 r8:843d77ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.119263][ T32] r4:843d7780 [ 1324.119287][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.119340][ T32] r10:00000000 r9:843d7780 r8:8027f5e8 r7:df9f5e60 r6:843d7800 r5:83b8e000 [ 1324.119364][ T32] r4:00000001 [ 1324.119383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.119437][ T32] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1324.119475][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.119530][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.119559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.119588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.119629][ T32] r4:8492f240 [ 1324.119873][ T32] INFO: task kworker/0:10:3125 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.119904][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.120008][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.120074][ T32] Call trace: [ 1324.120113][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.120162][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.120185][ T32] r4:00000000 [ 1324.120203][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.120240][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.120288][ T32] dd20: ab12a000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.120342][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.120390][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.120436][ T32] r5:80000013 r4:80239bb0 [ 1324.120476][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.120551][ T32] r4:82ac11e4 [ 1324.120590][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.120636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.120658][ T32] r4:e055ddc0 [ 1324.120677][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.120720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.120762][ T32] r4:00000000 [ 1324.120784][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.120850][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.120874][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.120925][ T32] r5:00001000 r4:e03b1000 [ 1324.120947][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.120984][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.121033][ T32] r5:84af0b8c r4:84af0800 [ 1324.121075][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.121143][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.121167][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.121235][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.121260][ T32] r4:84a53d80 [ 1324.121297][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.121346][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.121367][ T32] r4:00000001 [ 1324.121386][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.121440][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.121488][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.121544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.121594][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.121645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.121669][ T32] r4:84a51100 [ 1324.121713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.121760][ T32] INFO: task kworker/0:11:3128 blocked for more than 450 seconds. [ 1324.121790][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.121822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.121844][ T32] task:kworker/0:11 state:D stack:0 pid:3128 tgid:3128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.121908][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.121961][ T32] Call trace: [ 1324.121992][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.122036][ T32] r10:82918930 r9:dfa25d84 r8:00000002 r7:60000113 r6:dfa25d8c r5:83a0a400 [ 1324.122058][ T32] r4:83a0a400 [ 1324.122077][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.122136][ T32] r5:83a0a400 r4:8291892c [ 1324.122206][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.122249][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.122320][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa25e08 [ 1324.122354][ T32] r4:00000000 [ 1324.122377][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.122414][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.122480][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.122524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85127740 [ 1324.122546][ T32] r4:00000000 [ 1324.122594][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.122664][ T32] r9:83018005 r8:83a0a400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.122689][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.122731][ T32] r5:00001000 r4:df9ed000 [ 1324.122751][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.122798][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.122863][ T32] r5:84b3278c r4:84b32400 [ 1324.122886][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.122931][ T32] r7:dddced80 r6:83018000 r5:84b3278c r4:843d7880 [ 1324.122950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.123080][ T32] r10:61c88647 r9:83a0a400 r8:843d78ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.134038][ T32] r4:843d7880 [ 1324.134092][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.134185][ T32] r10:00000000 r9:843d7880 r8:8027f5e8 r7:df9f5e60 r6:843d7900 r5:83a0a400 [ 1324.134219][ T32] r4:00000001 [ 1324.134244][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.134304][ T32] Exception stack(0xdfa25fb0 to 0xdfa25ff8) [ 1324.134342][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.134380][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.134415][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.134454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.134482][ T32] r4:8492f340 [ 1324.134952][ T32] INFO: task kworker/0:11:3128 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.134992][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.135097][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.135163][ T32] Call trace: [ 1324.135204][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.135269][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.135309][ T32] r4:00000000 [ 1324.135361][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.135412][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.135463][ T32] dd20: ab44c000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.135518][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.135548][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.135575][ T32] r5:80000013 r4:80239bb0 [ 1324.135597][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.135648][ T32] r4:82ac11e4 [ 1324.135681][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.135732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.135757][ T32] r4:e055ddc0 [ 1324.135778][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.135823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.135847][ T32] r4:00000000 [ 1324.135868][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.135918][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.135953][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.136001][ T32] r5:00001000 r4:e03b1000 [ 1324.136023][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.136064][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.136136][ T32] r5:84af0b8c r4:84af0800 [ 1324.136160][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.136210][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.136232][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.136286][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.136370][ T32] r4:84a53d80 [ 1324.136393][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.136491][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.136564][ T32] r4:00000001 [ 1324.136609][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.136679][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.136737][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.136903][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.136934][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.136963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.137000][ T32] r4:84a51100 [ 1324.137053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.137084][ T32] INFO: task kworker/0:12:3130 blocked for more than 450 seconds. [ 1324.137118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.137143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.137189][ T32] task:kworker/0:12 state:D stack:0 pid:3130 tgid:3130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.137238][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.137289][ T32] Call trace: [ 1324.137350][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.137396][ T32] r10:82918930 r9:dfa31d84 r8:00000002 r7:60000113 r6:dfa31d8c r5:83af2400 [ 1324.137498][ T32] r4:83af2400 [ 1324.137521][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.137567][ T32] r5:83af2400 r4:8291892c [ 1324.137604][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.137648][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.137695][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa31e08 [ 1324.137717][ T32] r4:00000000 [ 1324.137736][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.137774][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.137809][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.137852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512db80 [ 1324.137874][ T32] r4:00000000 [ 1324.137893][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.137957][ T32] r9:83018005 r8:83af2400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1324.137981][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.138023][ T32] r5:00001000 r4:e03c1000 [ 1324.138069][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.138110][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.138153][ T32] r5:84b33f8c r4:84b33c00 [ 1324.138173][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.138217][ T32] r7:dddced80 r6:83018000 r5:84b33f8c r4:843d7980 [ 1324.138336][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.138389][ T32] r10:61c88647 r9:83af2400 r8:843d79ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.138428][ T32] r4:843d7980 [ 1324.138501][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.138548][ T32] r10:00000000 r9:843d7980 r8:8027f5e8 r7:df9f5e60 r6:843d7a00 r5:83af2400 [ 1324.138596][ T32] r4:00000001 [ 1324.138618][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.138662][ T32] Exception stack(0xdfa31fb0 to 0xdfa31ff8) [ 1324.138696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.138724][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.138749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.138776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.138799][ T32] r4:8492f3c0 [ 1324.139054][ T32] INFO: task kworker/0:12:3130 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.139088][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.139200][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.139276][ T32] Call trace: [ 1324.139337][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.139418][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.139444][ T32] r4:00000000 [ 1324.139488][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.139606][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.139637][ T32] dd20: ab44c000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.139666][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.139692][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.139717][ T32] r5:80000013 r4:80239bb0 [ 1324.139737][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.139775][ T32] r4:82ac11e4 [ 1324.139821][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.139866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.139889][ T32] r4:e055ddc0 [ 1324.139960][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.140005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.140027][ T32] r4:00000000 [ 1324.140061][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.140109][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.140130][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.140171][ T32] r5:00001000 r4:e03b1000 [ 1324.140191][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.140287][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.140333][ T32] r5:84af0b8c r4:84af0800 [ 1324.140352][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.140396][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.140415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.140469][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.140506][ T32] r4:84a53d80 [ 1324.140547][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.140608][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.140631][ T32] r4:00000001 [ 1324.140651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.140713][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.140766][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.140822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.140853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.140882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.140905][ T32] r4:84a51100 [ 1324.140927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.140949][ T32] INFO: task kworker/0:13:3131 blocked for more than 450 seconds. [ 1324.140977][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.141001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.141048][ T32] task:kworker/0:13 state:D stack:0 pid:3131 tgid:3131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.141150][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.141229][ T32] Call trace: [ 1324.141321][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.141398][ T32] r10:82918930 r9:df965d84 r8:00000002 r7:60000113 r6:df965d8c r5:83af3000 [ 1324.141425][ T32] r4:83af3000 [ 1324.141474][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.141517][ T32] r5:83af3000 r4:8291892c [ 1324.141538][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.141576][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.141622][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df965e08 [ 1324.141644][ T32] r4:00000000 [ 1324.141662][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.141715][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.141754][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.141795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513b480 [ 1324.141817][ T32] r4:00000000 [ 1324.141836][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.141879][ T32] r9:83018005 r8:83af3000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1324.141900][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.141940][ T32] r5:00001000 r4:e0029000 [ 1324.141959][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.141997][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.142070][ T32] r5:845e138c r4:845e1000 [ 1324.142092][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.142136][ T32] r7:dddced80 r6:83018000 r5:845e138c r4:843d7a80 [ 1324.142155][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.142207][ T32] r10:61c88647 r9:83af3000 r8:843d7aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.142229][ T32] r4:843d7a80 [ 1324.142249][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.142296][ T32] r10:00000000 r9:843d7a80 r8:8027f5e8 r7:dfa31e60 r6:843d7b00 r5:83af3000 [ 1324.142396][ T32] r4:00000001 [ 1324.142419][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.142454][ T32] Exception stack(0xdf965fb0 to 0xdf965ff8) [ 1324.142481][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.142508][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.142545][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.142576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.142626][ T32] r4:8492f3c0 [ 1324.142845][ T32] INFO: task kworker/0:13:3131 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.142959][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.161087][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.161170][ T32] Call trace: [ 1324.161204][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.161296][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.161353][ T32] r4:00000000 [ 1324.161405][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.161475][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.161508][ T32] dd20: ab825000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.161590][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.161618][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.161642][ T32] r5:80000013 r4:80239bb0 [ 1324.161662][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.161704][ T32] r4:82ac11e4 [ 1324.161734][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.161779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.161802][ T32] r4:e055ddc0 [ 1324.161837][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.161890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.161911][ T32] r4:00000000 [ 1324.161930][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.161975][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.161996][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.162036][ T32] r5:00001000 r4:e03b1000 [ 1324.162056][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.162093][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.162133][ T32] r5:84af0b8c r4:84af0800 [ 1324.162152][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.162198][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.162247][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.162301][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.162350][ T32] r4:84a53d80 [ 1324.162372][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.162418][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.162441][ T32] r4:00000001 [ 1324.162460][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.162493][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.162519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.162572][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.162602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.162632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.162679][ T32] r4:84a51100 [ 1324.162705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.162912][ T32] INFO: task kworker/0:14:3134 blocked for more than 450 seconds. [ 1324.162984][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.173514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.173582][ T32] task:kworker/0:14 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.173643][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.173757][ T32] Call trace: [ 1324.173794][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.173901][ T32] r10:82918930 r9:dfa49d84 r8:00000002 r7:60000113 r6:dfa49d8c r5:833a6000 [ 1324.173930][ T32] r4:833a6000 [ 1324.173957][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.174005][ T32] r5:833a6000 r4:8291892c [ 1324.174026][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.174064][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.174109][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa49e08 [ 1324.174157][ T32] r4:00000000 [ 1324.174183][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.174230][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.174267][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.174313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85167d40 [ 1324.174335][ T32] r4:00000000 [ 1324.174356][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.174402][ T32] r9:83018005 r8:833a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1324.174423][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.174463][ T32] r5:00001000 r4:dfddf000 [ 1324.174523][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.174578][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.174623][ T32] r5:845e178c r4:845e1400 [ 1324.174644][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.174689][ T32] r7:dddced80 r6:83018000 r5:845e178c r4:843d7b80 [ 1324.174722][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.174770][ T32] r10:61c88647 r9:833a6000 r8:843d7bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.174887][ T32] r4:843d7b80 [ 1324.174911][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.174956][ T32] r10:00000000 r9:843d7b80 r8:8027f5e8 r7:df965e60 r6:843d7c00 r5:833a6000 [ 1324.174978][ T32] r4:00000001 [ 1324.174997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.175048][ T32] Exception stack(0xdfa49fb0 to 0xdfa49ff8) [ 1324.175078][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.175133][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.175199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.175231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.175254][ T32] r4:8492f740 [ 1324.175647][ T32] INFO: task kworker/0:14:3134 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.175709][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.175798][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.175840][ T32] Call trace: [ 1324.175869][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.175914][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.176014][ T32] r4:00000000 [ 1324.176037][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.176091][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.176122][ T32] dd20: ab8de000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.176150][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.176174][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.176201][ T32] r5:80000013 r4:80239bb0 [ 1324.176222][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.176324][ T32] r4:82ac11e4 [ 1324.176349][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.176392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.176414][ T32] r4:e055ddc0 [ 1324.176501][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.176587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.176618][ T32] r4:00000000 [ 1324.176663][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.176720][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.176746][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.176791][ T32] r5:00001000 r4:e03b1000 [ 1324.176813][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.176882][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.176930][ T32] r5:84af0b8c r4:84af0800 [ 1324.176978][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.177029][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.177050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.177095][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.177116][ T32] r4:84a53d80 [ 1324.177135][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.177180][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.177208][ T32] r4:00000001 [ 1324.177228][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.177262][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.177296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.177325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.177378][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.177413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.177462][ T32] r4:84a51100 [ 1324.177489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.177517][ T32] INFO: task kworker/0:15:3136 blocked for more than 450 seconds. [ 1324.177551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.177632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.177684][ T32] task:kworker/0:15 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.177765][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.177901][ T32] Call trace: [ 1324.177964][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.178017][ T32] r10:82918930 r9:dfa65d84 r8:00000002 r7:60000013 r6:dfa65d8c r5:833a2400 [ 1324.178042][ T32] r4:833a2400 [ 1324.178061][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.178102][ T32] r5:833a2400 r4:8291892c [ 1324.178176][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.178268][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.178382][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa65e08 [ 1324.178436][ T32] r4:00000000 [ 1324.178460][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.178501][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.178541][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.178585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849146c0 [ 1324.178667][ T32] r4:00000000 [ 1324.178719][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.178771][ T32] r9:83018005 r8:833a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.178840][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.178888][ T32] r5:00001000 r4:dfa3f000 [ 1324.178962][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.179007][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.179053][ T32] r5:8502938c r4:85029000 [ 1324.179074][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.179142][ T32] r7:dddced80 r6:83018000 r5:8502938c r4:843d7c80 [ 1324.179166][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.179222][ T32] r10:61c88647 r9:833a2400 r8:843d7cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.179245][ T32] r4:843d7c80 [ 1324.179290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.179341][ T32] r10:00000000 r9:843d7c80 r8:8027f5e8 r7:dfa49e60 r6:843d7d00 r5:833a2400 [ 1324.179364][ T32] r4:00000001 [ 1324.179383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.179416][ T32] Exception stack(0xdfa65fb0 to 0xdfa65ff8) [ 1324.179442][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.179470][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.179498][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.179527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.179554][ T32] r4:8492f900 [ 1324.179769][ T32] INFO: task kworker/0:15:3136 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.179801][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.179879][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.180014][ T32] Call trace: [ 1324.180157][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.180249][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.180292][ T32] r4:00000000 [ 1324.180314][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.180356][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.180440][ T32] dd20: ab8de000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.180506][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.180612][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.180673][ T32] r5:80000013 r4:80239bb0 [ 1324.180700][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.180783][ T32] r4:82ac11e4 [ 1324.180808][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.180852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.180875][ T32] r4:e055ddc0 [ 1324.180905][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.180953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.180991][ T32] r4:00000000 [ 1324.181014][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.181062][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.181084][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.181126][ T32] r5:00001000 r4:e03b1000 [ 1324.181145][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.181187][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.181256][ T32] r5:84af0b8c r4:84af0800 [ 1324.181287][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.181337][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.181359][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.181404][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.181427][ T32] r4:84a53d80 [ 1324.181446][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.181507][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.181536][ T32] r4:00000001 [ 1324.181557][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.181593][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.181619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.181646][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.181672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.181726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.181771][ T32] r4:84a51100 [ 1324.181796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.181821][ T32] INFO: task kworker/0:16:3138 blocked for more than 450 seconds. [ 1324.181874][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.181931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.181955][ T32] task:kworker/0:16 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.182029][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.182108][ T32] Call trace: [ 1324.182140][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.182188][ T32] r10:82918930 r9:dfa75d84 r8:00000002 r7:60000113 r6:dfa75d8c r5:833a0000 [ 1324.182223][ T32] r4:833a0000 [ 1324.182300][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.182348][ T32] r5:833a0000 r4:8291892c [ 1324.182370][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.182437][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.182490][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa75e08 [ 1324.182529][ T32] r4:00000000 [ 1324.182555][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.182622][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.182664][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.182707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be1a40 [ 1324.182729][ T32] r4:00000000 [ 1324.182749][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.182806][ T32] r9:83018005 r8:833a0000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.182839][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.182883][ T32] r5:00001000 r4:dfe19000 [ 1324.182903][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.182942][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.205693][ T32] r5:8526d38c r4:8526d000 [ 1324.205789][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.205863][ T32] r7:dddced80 r6:83018000 r5:8526d38c r4:843d7d80 [ 1324.205885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.205932][ T32] r10:61c88647 r9:833a0000 r8:843d7dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.205955][ T32] r4:843d7d80 [ 1324.205974][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.206046][ T32] r10:00000000 r9:843d7d80 r8:8027f5e8 r7:dfa65e60 r6:843d7e00 r5:833a0000 [ 1324.206074][ T32] r4:00000001 [ 1324.206121][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.206163][ T32] Exception stack(0xdfa75fb0 to 0xdfa75ff8) [ 1324.206203][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.206244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.206304][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.206491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.206518][ T32] r4:8492fb40 [ 1324.206934][ T32] INFO: task kworker/0:16:3138 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.206993][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.207098][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.207170][ T32] Call trace: [ 1324.207267][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.207358][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.207421][ T32] r4:00000000 [ 1324.207470][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.207564][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.207622][ T32] dd20: abc0b000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.207693][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.207748][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.207776][ T32] r5:80000013 r4:80239bb0 [ 1324.207798][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.207842][ T32] r4:82ac11e4 [ 1324.207862][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.207906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.207954][ T32] r4:e055ddc0 [ 1324.207978][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.208021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.208045][ T32] r4:00000000 [ 1324.208089][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.208195][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.208246][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.208335][ T32] r5:00001000 r4:e03b1000 [ 1324.208359][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.208401][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.208456][ T32] r5:84af0b8c r4:84af0800 [ 1324.208505][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.208621][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.208651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.208698][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.208738][ T32] r4:84a53d80 [ 1324.208760][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.208806][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.208847][ T32] r4:00000001 [ 1324.208887][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.208950][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.208979][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.209010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.209062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.209094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.209116][ T32] r4:84a51100 [ 1324.209138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.209166][ T32] INFO: task kworker/0:17:3140 blocked for more than 450 seconds. [ 1324.209229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.209258][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.209279][ T32] task:kworker/0:17 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.209330][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.209425][ T32] Call trace: [ 1324.209459][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.209563][ T32] r10:82918930 r9:dfa81d84 r8:00000002 r7:60000113 r6:dfa81d8c r5:833a5400 [ 1324.209590][ T32] r4:833a5400 [ 1324.209609][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.209709][ T32] r5:833a5400 r4:8291892c [ 1324.209743][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.209786][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.209832][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa81e08 [ 1324.209853][ T32] r4:00000000 [ 1324.209872][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.209918][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.209955][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.210003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a4700 [ 1324.210082][ T32] r4:00000000 [ 1324.210104][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.210150][ T32] r9:83018005 r8:833a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1324.210171][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.210217][ T32] r5:00001000 r4:e05ed000 [ 1324.210237][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.210292][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.210338][ T32] r5:8524338c r4:85243000 [ 1324.210358][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.210402][ T32] r7:dddced80 r6:83018000 r5:8524338c r4:843d7e80 [ 1324.210422][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.210493][ T32] r10:61c88647 r9:833a5400 r8:843d7eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.210529][ T32] r4:843d7e80 [ 1324.210577][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.210625][ T32] r10:00000000 r9:843d7e80 r8:8027f5e8 r7:dfa75e60 r6:843d7f00 r5:833a5400 [ 1324.210647][ T32] r4:00000001 [ 1324.210690][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.210728][ T32] Exception stack(0xdfa81fb0 to 0xdfa81ff8) [ 1324.210756][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.210784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.210814][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.210871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.210895][ T32] r4:8492fb80 [ 1324.211135][ T32] INFO: task kworker/0:17:3140 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.211167][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.211248][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.211317][ T32] Call trace: [ 1324.211391][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.211470][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.211509][ T32] r4:00000000 [ 1324.211532][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.211585][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.211655][ T32] dd20: abc0b000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.211687][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.211822][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.211850][ T32] r5:80000013 r4:80239bb0 [ 1324.211871][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.211910][ T32] r4:82ac11e4 [ 1324.211930][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.211970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.211992][ T32] r4:e055ddc0 [ 1324.212010][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.212049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.212071][ T32] r4:00000000 [ 1324.212089][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.212133][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.212154][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.212226][ T32] r5:00001000 r4:e03b1000 [ 1324.212251][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.212296][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.212337][ T32] r5:84af0b8c r4:84af0800 [ 1324.212376][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.212424][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.212444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.212527][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.212572][ T32] r4:84a53d80 [ 1324.212602][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.212648][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.212696][ T32] r4:00000001 [ 1324.212745][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.212801][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.212851][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.212950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.232771][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.232875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.232903][ T32] r4:84a51100 [ 1324.232930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.232981][ T32] INFO: task kworker/0:18:3142 blocked for more than 450 seconds. [ 1324.233524][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.233562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.233586][ T32] task:kworker/0:18 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.233647][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.233726][ T32] Call trace: [ 1324.233787][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.233871][ T32] r10:82918930 r9:dfa8dd84 r8:00000002 r7:60000113 r6:dfa8dd8c r5:83236c00 [ 1324.233898][ T32] r4:83236c00 [ 1324.233971][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.234051][ T32] r5:83236c00 r4:8291892c [ 1324.234076][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.234117][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.234162][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa8de08 [ 1324.234184][ T32] r4:00000000 [ 1324.234203][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.234241][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.234289][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.234334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85150bc0 [ 1324.234356][ T32] r4:00000000 [ 1324.234376][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.234448][ T32] r9:83018005 r8:83236c00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1324.234475][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.234544][ T32] r5:00001000 r4:eae47000 [ 1324.234573][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.234626][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.234672][ T32] r5:8524278c r4:85242400 [ 1324.234701][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.234748][ T32] r7:dddced80 r6:83018000 r5:8524278c r4:843d7f80 [ 1324.234784][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.234832][ T32] r10:61c88647 r9:83236c00 r8:843d7fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.234856][ T32] r4:843d7f80 [ 1324.234876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.234949][ T32] r10:00000000 r9:843d7f80 r8:8027f5e8 r7:dfa81e60 r6:843d7200 r5:83236c00 [ 1324.234974][ T32] r4:00000001 [ 1324.234995][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.235032][ T32] Exception stack(0xdfa8dfb0 to 0xdfa8dff8) [ 1324.235060][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.235088][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.235114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.235169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.235203][ T32] r4:8492fd00 [ 1324.235617][ T32] INFO: task kworker/0:18:3142 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.235650][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.235705][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.235747][ T32] Call trace: [ 1324.235778][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.235824][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.235847][ T32] r4:00000000 [ 1324.235866][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.235902][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.235929][ T32] dd20: abeed000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.236038][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.236067][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.236091][ T32] r5:80000013 r4:80239bb0 [ 1324.236111][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.236150][ T32] r4:82ac11e4 [ 1324.236170][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.236237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.236262][ T32] r4:e055ddc0 [ 1324.236287][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.236356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.236380][ T32] r4:00000000 [ 1324.236428][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.236497][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.236544][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.236613][ T32] r5:00001000 r4:e03b1000 [ 1324.236663][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.236704][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.236745][ T32] r5:84af0b8c r4:84af0800 [ 1324.236763][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.236808][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.236830][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.236886][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.236911][ T32] r4:84a53d80 [ 1324.236930][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.236999][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.237024][ T32] r4:00000001 [ 1324.237058][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.237106][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.237135][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.237163][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.237189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.237217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.237239][ T32] r4:84a51100 [ 1324.237259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.237303][ T32] INFO: task kworker/0:19:3144 blocked for more than 450 seconds. [ 1324.237334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.237357][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.237377][ T32] task:kworker/0:19 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.237455][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.237501][ T32] Call trace: [ 1324.237545][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.237592][ T32] r10:82918930 r9:dfaa5d84 r8:00000002 r7:60000113 r6:dfaa5d8c r5:84208c00 [ 1324.237630][ T32] r4:84208c00 [ 1324.237652][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.237692][ T32] r5:84208c00 r4:8291892c [ 1324.237712][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.237760][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.237807][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa5e08 [ 1324.237830][ T32] r4:00000000 [ 1324.237849][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.237886][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.237920][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.237959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b92c0 [ 1324.237981][ T32] r4:00000000 [ 1324.237999][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.238042][ T32] r9:83018005 r8:84208c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1324.238062][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.238102][ T32] r5:00001000 r4:eb49b000 [ 1324.238122][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.238158][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.238199][ T32] r5:845e238c r4:845e2000 [ 1324.238218][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.238290][ T32] r7:dddced80 r6:83018000 r5:845e238c r4:843d7080 [ 1324.238311][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.238355][ T32] r10:61c88647 r9:84208c00 r8:843d70ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.238377][ T32] r4:843d7080 [ 1324.238396][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.238439][ T32] r10:00000000 r9:843d7080 r8:8027f5e8 r7:dfa81e60 r6:843d7100 r5:84208c00 [ 1324.238461][ T32] r4:00000001 [ 1324.238479][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.238512][ T32] Exception stack(0xdfaa5fb0 to 0xdfaa5ff8) [ 1324.238537][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.238564][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.238590][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.238617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.238639][ T32] r4:84945080 [ 1324.238856][ T32] INFO: task kworker/0:19:3144 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.238886][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.238938][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.239007][ T32] Call trace: [ 1324.239086][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.239135][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.239158][ T32] r4:00000000 [ 1324.239205][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.239250][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.239293][ T32] dd20: abeed000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.239404][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.239433][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.239456][ T32] r5:80000013 r4:80239bb0 [ 1324.239476][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.239516][ T32] r4:82ac11e4 [ 1324.239545][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.239590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.239612][ T32] r4:e055ddc0 [ 1324.239631][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.239670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.239693][ T32] r4:00000000 [ 1324.239711][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.239754][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.239774][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.239840][ T32] r5:00001000 r4:e03b1000 [ 1324.239863][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.239901][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.239941][ T32] r5:84af0b8c r4:84af0800 [ 1324.239959][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.240017][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.240040][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.240084][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.240105][ T32] r4:84a53d80 [ 1324.240123][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.240193][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.240222][ T32] r4:00000001 [ 1324.240241][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.240275][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.240306][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.240359][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.240401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.240432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.240495][ T32] r4:84a51100 [ 1324.240542][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.240587][ T32] INFO: task kworker/0:20:3145 blocked for more than 450 seconds. [ 1324.240694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.240726][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.240800][ T32] task:kworker/0:20 state:D stack:0 pid:3145 tgid:3145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.240851][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.240920][ T32] Call trace: [ 1324.240975][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.241051][ T32] r10:82918930 r9:dfa5dd84 r8:00000002 r7:60000113 r6:dfa5dd8c r5:8420c800 [ 1324.241077][ T32] r4:8420c800 [ 1324.241096][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.241135][ T32] r5:8420c800 r4:8291892c [ 1324.241154][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.241195][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.241241][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 [ 1324.241296][ T32] r4:00000000 [ 1324.241348][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.241390][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.241425][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.241466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9a480 [ 1324.241487][ T32] r4:00000000 [ 1324.241510][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.241583][ T32] r9:83018005 r8:8420c800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1324.241608][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.241650][ T32] r5:00001000 r4:eb0cd000 [ 1324.241670][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.241706][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.241746][ T32] r5:85380b8c r4:85380800 [ 1324.241816][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.241864][ T32] r7:dddced80 r6:83018000 r5:85380b8c r4:843d7380 [ 1324.241885][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.241928][ T32] r10:61c88647 r9:8420c800 r8:843d73ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.241962][ T32] r4:843d7380 [ 1324.241984][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.242028][ T32] r10:00000000 r9:843d7380 r8:8027f5e8 r7:dfaa5e60 r6:83363700 r5:8420c800 [ 1324.242050][ T32] r4:00000001 [ 1324.242086][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.242122][ T32] Exception stack(0xdfa5dfb0 to 0xdfa5dff8) [ 1324.242149][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.242178][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.242206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.242261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.242291][ T32] r4:84945080 [ 1324.242499][ T32] INFO: task kworker/0:20:3145 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.242530][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.242602][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.242644][ T32] Call trace: [ 1324.242673][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.242719][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.242742][ T32] r4:00000000 [ 1324.242761][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.242831][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.242868][ T32] dd20: abeed000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.242926][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.242980][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.273681][ T32] r5:80000013 r4:80239bb0 [ 1324.273781][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.273860][ T32] r4:82ac11e4 [ 1324.273887][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.273943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.273998][ T32] r4:e055ddc0 [ 1324.274026][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.274082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.274110][ T32] r4:00000000 [ 1324.274136][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.274200][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.274227][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.274291][ T32] r5:00001000 r4:e03b1000 [ 1324.274319][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.274370][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.274425][ T32] r5:84af0b8c r4:84af0800 [ 1324.274451][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.274788][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.274816][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.274871][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.274897][ T32] r4:84a53d80 [ 1324.274989][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.275097][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.275125][ T32] r4:00000001 [ 1324.275149][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.275250][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.275395][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.275433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.275492][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.275526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.275576][ T32] r4:84a51100 [ 1324.275689][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.275806][ T32] INFO: task kworker/0:21:3148 blocked for more than 450 seconds. [ 1324.275917][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.275946][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.275969][ T32] task:kworker/0:21 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.276047][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.276097][ T32] Call trace: [ 1324.276130][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.276185][ T32] r10:82918930 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:8420e000 [ 1324.276309][ T32] r4:8420e000 [ 1324.276336][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.276381][ T32] r5:8420e000 r4:8291892c [ 1324.276403][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.276495][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.276586][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1324.276618][ T32] r4:00000000 [ 1324.276640][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.276682][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.276720][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.276764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be7780 [ 1324.276805][ T32] r4:00000000 [ 1324.276828][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.276877][ T32] r9:83018005 r8:8420e000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.276899][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.277180][ T32] r5:00001000 r4:dffe9000 [ 1324.277208][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.277273][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.277327][ T32] r5:85382f8c r4:85382c00 [ 1324.277348][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.277395][ T32] r7:dddced80 r6:83018000 r5:85382f8c r4:83363680 [ 1324.277416][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.277491][ T32] r10:61c88647 r9:8420e000 r8:833636ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.277517][ T32] r4:83363680 [ 1324.277539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.277583][ T32] r10:00000000 r9:83363680 r8:8027f5e8 r7:dfa5de60 r6:84589880 r5:8420e000 [ 1324.277605][ T32] r4:00000001 [ 1324.277681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.277792][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1324.277821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.277850][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.277876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.277989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.278016][ T32] r4:84945200 [ 1324.278468][ T32] INFO: task kworker/0:21:3148 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.278504][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.278884][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.279195][ T32] Call trace: [ 1324.279326][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.279375][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.279399][ T32] r4:00000000 [ 1324.279419][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.279457][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.279486][ T32] dd20: ac3a7000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.279516][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.279543][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.279568][ T32] r5:80000013 r4:80239bb0 [ 1324.279629][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.279673][ T32] r4:82ac11e4 [ 1324.279695][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.279824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.279851][ T32] r4:e055ddc0 [ 1324.279871][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.280014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.280125][ T32] r4:00000000 [ 1324.280147][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.280356][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.280400][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.280494][ T32] r5:00001000 r4:e03b1000 [ 1324.280554][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.280641][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.280685][ T32] r5:84af0b8c r4:84af0800 [ 1324.280707][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.280752][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.280832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.280950][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.280976][ T32] r4:84a53d80 [ 1324.280996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.281156][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.281185][ T32] r4:00000001 [ 1324.281210][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.281310][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.281342][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.281500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.281532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.281562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.281702][ T32] r4:84a51100 [ 1324.281797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.281825][ T32] INFO: task kworker/0:22:3150 blocked for more than 450 seconds. [ 1324.281853][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.282188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.282295][ T32] task:kworker/0:22 state:D stack:0 pid:3150 tgid:3150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.282402][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.282623][ T32] Call trace: [ 1324.282674][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.282826][ T32] r10:82918930 r9:dfac9d84 r8:00000002 r7:60000113 r6:dfac9d8c r5:83244800 [ 1324.282853][ T32] r4:83244800 [ 1324.282874][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.282916][ T32] r5:83244800 r4:8291892c [ 1324.282936][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.305335][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.305526][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfac9e08 [ 1324.305610][ T32] r4:00000000 [ 1324.305662][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.305707][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.305748][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.305789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9aec0 [ 1324.305812][ T32] r4:00000000 [ 1324.305832][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.305900][ T32] r9:83018005 r8:83244800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1324.305926][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.305972][ T32] r5:00001000 r4:dfc2b000 [ 1324.305992][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.306030][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.306071][ T32] r5:8538178c r4:85381400 [ 1324.306091][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.306136][ T32] r7:dddced80 r6:83018000 r5:8538178c r4:84589900 [ 1324.306184][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.306255][ T32] r10:61c88647 r9:83244800 r8:8458992c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.306279][ T32] r4:84589900 [ 1324.306437][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.306490][ T32] r10:00000000 r9:84589900 r8:8027f5e8 r7:dfabde60 r6:830b8600 r5:83244800 [ 1324.306539][ T32] r4:00000001 [ 1324.306562][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.306615][ T32] Exception stack(0xdfac9fb0 to 0xdfac9ff8) [ 1324.306648][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.306677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.306730][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.306762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.306812][ T32] r4:849452c0 [ 1324.307231][ T32] INFO: task kworker/0:22:3150 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.307264][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.307401][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.307453][ T32] Call trace: [ 1324.307522][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.307572][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.307621][ T32] r4:00000000 [ 1324.307644][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.307713][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.307745][ T32] dd20: ac572000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.307774][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.307840][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.307869][ T32] r5:80000013 r4:80239bb0 [ 1324.307960][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.308076][ T32] r4:82ac11e4 [ 1324.308101][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.308159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.308193][ T32] r4:e055ddc0 [ 1324.308255][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.308433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.308474][ T32] r4:00000000 [ 1324.308508][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.308592][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.308625][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.308686][ T32] r5:00001000 r4:e03b1000 [ 1324.308709][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.308748][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.308789][ T32] r5:84af0b8c r4:84af0800 [ 1324.308817][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.309043][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.309067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.309124][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.309150][ T32] r4:84a53d80 [ 1324.309169][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.309220][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.309243][ T32] r4:00000001 [ 1324.309292][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.309330][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.309356][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.309384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.309438][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.309500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.309525][ T32] r4:84a51100 [ 1324.309548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.309576][ T32] INFO: task kworker/0:23:3152 blocked for more than 450 seconds. [ 1324.309609][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.309635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.309668][ T32] task:kworker/0:23 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.309800][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.309847][ T32] Call trace: [ 1324.309878][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.309924][ T32] r10:82918930 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:83242400 [ 1324.309946][ T32] r4:83242400 [ 1324.309992][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.310036][ T32] r5:83242400 r4:8291892c [ 1324.310057][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.310096][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.310169][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1324.310234][ T32] r4:00000000 [ 1324.310257][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.310353][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.310420][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.310465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85329640 [ 1324.310500][ T32] r4:00000000 [ 1324.310522][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.310568][ T32] r9:83018005 r8:83242400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1324.310590][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.310658][ T32] r5:00001000 r4:eb499000 [ 1324.310761][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.310828][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.310874][ T32] r5:85383f8c r4:85383c00 [ 1324.310894][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.310965][ T32] r7:dddced80 r6:83018000 r5:85383f8c r4:830b8500 [ 1324.310988][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.311033][ T32] r10:61c88647 r9:83242400 r8:830b852c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.311067][ T32] r4:830b8500 [ 1324.311096][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.311140][ T32] r10:00000000 r9:830b8500 r8:8027f5e8 r7:dfabde60 r6:83fa2980 r5:83242400 [ 1324.311161][ T32] r4:00000001 [ 1324.311181][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.311217][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1324.311243][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.311272][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.311305][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.311334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.311356][ T32] r4:84945680 [ 1324.311649][ T32] INFO: task kworker/0:23:3152 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.311704][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.311818][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.311864][ T32] Call trace: [ 1324.311892][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.311938][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.311961][ T32] r4:00000000 [ 1324.311982][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.312018][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.312046][ T32] dd20: ac572000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.312113][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.312142][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.312167][ T32] r5:80000013 r4:80239bb0 [ 1324.312211][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.312356][ T32] r4:82ac11e4 [ 1324.312381][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.312424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.312495][ T32] r4:e055ddc0 [ 1324.312698][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.312806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.312969][ T32] r4:00000000 [ 1324.330099][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.330469][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.330581][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.330641][ T32] r5:00001000 r4:e03b1000 [ 1324.330663][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.330734][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.330820][ T32] r5:84af0b8c r4:84af0800 [ 1324.330854][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.330904][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.330952][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.331002][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.331081][ T32] r4:84a53d80 [ 1324.331104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.331151][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.331198][ T32] r4:00000001 [ 1324.331249][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.331295][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.331327][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.331409][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.331439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.331470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.331493][ T32] r4:84a51100 [ 1324.331544][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.331577][ T32] INFO: task kworker/0:24:3154 blocked for more than 450 seconds. [ 1324.331610][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.331636][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.331657][ T32] task:kworker/0:24 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.331712][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.331783][ T32] Call trace: [ 1324.331871][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.331924][ T32] r10:82918930 r9:dfad5d84 r8:00000002 r7:60000113 r6:dfad5d8c r5:8420bc00 [ 1324.331947][ T32] r4:8420bc00 [ 1324.331966][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.332006][ T32] r5:8420bc00 r4:8291892c [ 1324.332025][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.332064][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.332135][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1324.332181][ T32] r4:00000000 [ 1324.332211][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.332278][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.332323][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.332364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85329180 [ 1324.332386][ T32] r4:00000000 [ 1324.332404][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.332548][ T32] r9:83018005 r8:8420bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1324.332593][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.332638][ T32] r5:00001000 r4:ea869000 [ 1324.332658][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.332696][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.332737][ T32] r5:845e3f8c r4:845e3c00 [ 1324.332758][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.332800][ T32] r7:dddced80 r6:83018000 r5:845e3f8c r4:830cd100 [ 1324.332852][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.333031][ T32] r10:61c88647 r9:8420bc00 r8:830cd12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.343710][ T32] r4:830cd100 [ 1324.343750][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.343824][ T32] r10:00000000 r9:830cd100 r8:8027f5e8 r7:dfab1e60 r6:830cd080 r5:8420bc00 [ 1324.343852][ T32] r4:00000001 [ 1324.343875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.343917][ T32] Exception stack(0xdfad5fb0 to 0xdfad5ff8) [ 1324.343981][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.344019][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.344051][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.344086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.344127][ T32] r4:849457c0 [ 1324.344623][ T32] INFO: task kworker/0:24:3154 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.344691][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.344766][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.344843][ T32] Call trace: [ 1324.345011][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.345070][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.345095][ T32] r4:00000000 [ 1324.345128][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.345242][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.345285][ T32] dd20: ac968000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.345336][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.345539][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.345567][ T32] r5:80000013 r4:80239bb0 [ 1324.345589][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.345633][ T32] r4:82ac11e4 [ 1324.345810][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.345859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.345882][ T32] r4:e055ddc0 [ 1324.345902][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.345996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.346022][ T32] r4:00000000 [ 1324.346068][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.346119][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.346141][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.346184][ T32] r5:00001000 r4:e03b1000 [ 1324.346204][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.346243][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.346286][ T32] r5:84af0b8c r4:84af0800 [ 1324.346311][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.346357][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.346404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.346617][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.346643][ T32] r4:84a53d80 [ 1324.346663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.346710][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.346732][ T32] r4:00000001 [ 1324.346751][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.346785][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.346812][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.346911][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.346943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.347030][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.347055][ T32] r4:84a51100 [ 1324.347077][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.347103][ T32] INFO: task kworker/0:25:3156 blocked for more than 450 seconds. [ 1324.347137][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.347168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.347246][ T32] task:kworker/0:25 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.347301][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.347570][ T32] Call trace: [ 1324.347643][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.347692][ T32] r10:82918930 r9:dfaf1d84 r8:00000002 r7:60000013 r6:dfaf1d8c r5:84203000 [ 1324.347715][ T32] r4:84203000 [ 1324.347735][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.347773][ T32] r5:84203000 r4:8291892c [ 1324.347792][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.347848][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.347903][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf1e08 [ 1324.347924][ T32] r4:00000000 [ 1324.347943][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.348185][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.348227][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.348295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0dc0 [ 1324.348391][ T32] r4:00000000 [ 1324.348413][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.348489][ T32] r9:83018005 r8:84203000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1324.348561][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.348641][ T32] r5:00001000 r4:dfcf1000 [ 1324.348696][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.348738][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.348807][ T32] r5:8497038c r4:84970000 [ 1324.348888][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.348937][ T32] r7:dddced80 r6:83018000 r5:8497038c r4:830cd400 [ 1324.348957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.349029][ T32] r10:61c88647 r9:84203000 r8:830cd42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.349055][ T32] r4:830cd400 [ 1324.349126][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.349173][ T32] r10:00000000 r9:830cd400 r8:8027f5e8 r7:dfad5e60 r6:8490b180 r5:84203000 [ 1324.349195][ T32] r4:00000001 [ 1324.349213][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.349246][ T32] Exception stack(0xdfaf1fb0 to 0xdfaf1ff8) [ 1324.349272][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.349305][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.349331][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.349361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.349407][ T32] r4:84945900 [ 1324.349653][ T32] INFO: task kworker/0:25:3156 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.349685][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.350000][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.350075][ T32] Call trace: [ 1324.350105][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.350154][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.350247][ T32] r4:00000000 [ 1324.350285][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.350371][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.350410][ T32] dd20: ac968000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.350441][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.350467][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.350562][ T32] r5:80000013 r4:80239bb0 [ 1324.350671][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.350715][ T32] r4:82ac11e4 [ 1324.350777][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.350823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.350846][ T32] r4:e055ddc0 [ 1324.351080][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.351182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.351236][ T32] r4:00000000 [ 1324.351259][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.351383][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.351409][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.351453][ T32] r5:00001000 r4:e03b1000 [ 1324.351499][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.351542][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.351584][ T32] r5:84af0b8c r4:84af0800 [ 1324.351629][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.351678][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.351699][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.351830][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.351855][ T32] r4:84a53d80 [ 1324.351877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.351923][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.352132][ T32] r4:00000001 [ 1324.352157][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.352212][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.352242][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.352270][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.352303][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.352334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.352357][ T32] r4:84a51100 [ 1324.352377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.352401][ T32] INFO: task kworker/0:26:3158 blocked for more than 450 seconds. [ 1324.352428][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.352452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.352489][ T32] task:kworker/0:26 state:D stack:0 pid:3158 tgid:3158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.352573][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.352645][ T32] Call trace: [ 1324.352916][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.352981][ T32] r10:82918930 r9:dfafdd84 r8:00000002 r7:60000113 r6:dfafdd8c r5:84205400 [ 1324.374653][ T32] r4:84205400 [ 1324.374750][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.374822][ T32] r5:84205400 r4:8291892c [ 1324.374843][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.374899][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.374980][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfafde08 [ 1324.375033][ T32] r4:00000000 [ 1324.375055][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.375094][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.375158][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.375204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85716540 [ 1324.375244][ T32] r4:00000000 [ 1324.375267][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.375314][ T32] r9:83018005 r8:84205400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1324.375404][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.375480][ T32] r5:00001000 r4:eb989000 [ 1324.375530][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.375598][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.375644][ T32] r5:8567c78c r4:8567c400 [ 1324.375666][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.375734][ T32] r7:dddced80 r6:83018000 r5:8567c78c r4:830cd380 [ 1324.375757][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.375802][ T32] r10:61c88647 r9:84205400 r8:830cd3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.375824][ T32] r4:830cd380 [ 1324.375843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.375887][ T32] r10:00000000 r9:830cd380 r8:8027f5e8 r7:dfaf1e60 r6:8490bd80 r5:84205400 [ 1324.375909][ T32] r4:00000001 [ 1324.375928][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.375964][ T32] Exception stack(0xdfafdfb0 to 0xdfafdff8) [ 1324.375993][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.376050][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.376080][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.376110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.376131][ T32] r4:84945a00 [ 1324.376635][ T32] INFO: task kworker/0:26:3158 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.376675][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.376747][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.376822][ T32] Call trace: [ 1324.376860][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.376909][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.376931][ T32] r4:00000000 [ 1324.376965][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.377007][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.377034][ T32] dd20: acb4c000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.377063][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.377087][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.377135][ T32] r5:80000013 r4:80239bb0 [ 1324.377158][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.377198][ T32] r4:82ac11e4 [ 1324.377230][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.377281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.377304][ T32] r4:e055ddc0 [ 1324.377322][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.377363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.377395][ T32] r4:00000000 [ 1324.377417][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.377463][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.377500][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.377546][ T32] r5:00001000 r4:e03b1000 [ 1324.377594][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.377637][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.377678][ T32] r5:84af0b8c r4:84af0800 [ 1324.377709][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.377756][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.377776][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.377819][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.377840][ T32] r4:84a53d80 [ 1324.377887][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.377934][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.377984][ T32] r4:00000001 [ 1324.378006][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.378076][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.378105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.378147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.378198][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.378258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.378282][ T32] r4:84a51100 [ 1324.378315][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.378349][ T32] INFO: task kworker/0:27:3160 blocked for more than 450 seconds. [ 1324.378412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.378470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.378495][ T32] task:kworker/0:27 state:D stack:0 pid:3160 tgid:3160 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.378543][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.378620][ T32] Call trace: [ 1324.378682][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.378730][ T32] r10:82918930 r9:dfb09d84 r8:00000002 r7:60000013 r6:dfb09d8c r5:833b6000 [ 1324.378753][ T32] r4:833b6000 [ 1324.378798][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.378842][ T32] r5:833b6000 r4:8291892c [ 1324.378874][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.378957][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.379007][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1324.379030][ T32] r4:00000000 [ 1324.379049][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.379086][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.379121][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.379160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85068a00 [ 1324.379183][ T32] r4:00000000 [ 1324.379243][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.379293][ T32] r9:83018005 r8:833b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1324.379315][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.379357][ T32] r5:00001000 r4:dfaa7000 [ 1324.379377][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.379414][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.379455][ T32] r5:8497078c r4:84970400 [ 1324.379476][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.379519][ T32] r7:dddced80 r6:83018000 r5:8497078c r4:832a1280 [ 1324.379540][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.379596][ T32] r10:61c88647 r9:833b6000 r8:832a12ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.379650][ T32] r4:832a1280 [ 1324.379672][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.379717][ T32] r10:00000000 r9:832a1280 r8:8027f5e8 r7:dfafde60 r6:8490b080 r5:833b6000 [ 1324.379740][ T32] r4:00000001 [ 1324.379759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.379942][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1324.379973][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.380002][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.380028][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.380115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.380140][ T32] r4:84945cc0 [ 1324.380445][ T32] INFO: task kworker/0:27:3160 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.380507][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.380757][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.380896][ T32] Call trace: [ 1324.381122][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.381175][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.381227][ T32] r4:00000000 [ 1324.381297][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.381368][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.381400][ T32] dd20: acb4c000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.381429][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.381455][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.381495][ T32] r5:80000013 r4:80239bb0 [ 1324.381526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.381594][ T32] r4:82ac11e4 [ 1324.381617][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.381660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.381694][ T32] r4:e055ddc0 [ 1324.381717][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.381759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.381781][ T32] r4:00000000 [ 1324.381800][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.381856][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.381880][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.381924][ T32] r5:00001000 r4:e03b1000 [ 1324.381944][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.382066][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.382111][ T32] r5:84af0b8c r4:84af0800 [ 1324.382132][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.382177][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.382198][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.382247][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.382333][ T32] r4:84a53d80 [ 1324.382356][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.382401][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.382423][ T32] r4:00000001 [ 1324.382442][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.382706][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.382739][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.382768][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.382795][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.382824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.382845][ T32] r4:84a51100 [ 1324.382867][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.382895][ T32] INFO: task kworker/1:4:3165 blocked for more than 450 seconds. [ 1324.382924][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.382948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.382990][ T32] task:kworker/1:4 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.402813][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.402892][ T32] Call trace: [ 1324.402927][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.403035][ T32] r10:82918930 r9:dfb15d84 r8:00000002 r7:60000113 r6:dfb15d8c r5:83ba1800 [ 1324.403932][ T32] r4:83ba1800 [ 1324.403975][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.404033][ T32] r5:83ba1800 r4:8291892c [ 1324.404055][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.404094][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.404141][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 [ 1324.404180][ T32] r4:00000000 [ 1324.404210][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.404251][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.404325][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.404374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717140 [ 1324.404424][ T32] r4:00000000 [ 1324.404448][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.404544][ T32] r9:83018205 r8:83ba1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.404585][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.404657][ T32] r5:00001000 r4:eb983000 [ 1324.404680][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.404721][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.404765][ T32] r5:841f5b8c r4:841f5800 [ 1324.404816][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.404925][ T32] r7:ddde2d80 r6:83018200 r5:841f5b8c r4:8490bf00 [ 1324.404952][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.405002][ T32] r10:61c88647 r9:83ba1800 r8:8490bf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.405050][ T32] r4:8490bf00 [ 1324.405075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.405175][ T32] r10:00000000 r9:8490bf00 r8:8027f5e8 r7:eac79e60 r6:8490b880 r5:83ba1800 [ 1324.405203][ T32] r4:00000001 [ 1324.405228][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.405305][ T32] Exception stack(0xdfb15fb0 to 0xdfb15ff8) [ 1324.405340][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.405373][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.405413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.405447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.405471][ T32] r4:84a19100 [ 1324.406051][ T32] INFO: task kworker/1:4:3165 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.406090][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.406219][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.406362][ T32] Call trace: [ 1324.406429][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.406480][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.406504][ T32] r4:00000000 [ 1324.406524][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.406591][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.406624][ T32] dd20: ace6b000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.406654][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.406704][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.406732][ T32] r5:80000013 r4:80239bb0 [ 1324.406754][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.406824][ T32] r4:82ac11e4 [ 1324.406848][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.406891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.406914][ T32] r4:e055ddc0 [ 1324.406994][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.407040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.407063][ T32] r4:00000000 [ 1324.407083][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.407129][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.407214][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.407271][ T32] r5:00001000 r4:e03b1000 [ 1324.407326][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.407368][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.407410][ T32] r5:84af0b8c r4:84af0800 [ 1324.407429][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.407487][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.407540][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.407590][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.407613][ T32] r4:84a53d80 [ 1324.407633][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.407689][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.407714][ T32] r4:00000001 [ 1324.407735][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.407771][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.407809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.407841][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.407868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.407896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.407923][ T32] r4:84a51100 [ 1324.407947][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.407988][ T32] INFO: task kworker/1:5:3166 blocked for more than 450 seconds. [ 1324.408049][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.408079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.408100][ T32] task:kworker/1:5 state:D stack:0 pid:3166 tgid:3166 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.408145][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.408189][ T32] Call trace: [ 1324.408221][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.408265][ T32] r10:82918930 r9:dfaedd84 r8:00000002 r7:60000113 r6:dfaedd8c r5:83ba3c00 [ 1324.408294][ T32] r4:83ba3c00 [ 1324.408314][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.408353][ T32] r5:83ba3c00 r4:8291892c [ 1324.408416][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.408458][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.408552][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaede08 [ 1324.408595][ T32] r4:00000000 [ 1324.408621][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.408658][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.408692][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.408731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717280 [ 1324.408752][ T32] r4:00000000 [ 1324.408771][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.408813][ T32] r9:83018205 r8:83ba3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1324.408836][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.408876][ T32] r5:00001000 r4:eb9c3000 [ 1324.408894][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.408957][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.409018][ T32] r5:841f7f8c r4:841f7c00 [ 1324.409039][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.409083][ T32] r7:ddde2d80 r6:83018200 r5:841f7f8c r4:8490b980 [ 1324.409103][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.409146][ T32] r10:61c88647 r9:83ba3c00 r8:8490b9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.409183][ T32] r4:8490b980 [ 1324.409249][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.409328][ T32] r10:00000000 r9:8490b980 r8:8027f5e8 r7:dfb15e60 r6:8490b480 r5:83ba3c00 [ 1324.409422][ T32] r4:00000001 [ 1324.409445][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.409480][ T32] Exception stack(0xdfaedfb0 to 0xdfaedff8) [ 1324.409506][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.409561][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.409590][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.409619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.409823][ T32] r4:84a19100 [ 1324.410096][ T32] INFO: task kworker/1:5:3166 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.410128][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.410209][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.410252][ T32] Call trace: [ 1324.410288][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.410335][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.410358][ T32] r4:00000000 [ 1324.410378][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.410413][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.410441][ T32] dd20: ace6b000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.410496][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.410655][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.410682][ T32] r5:80000013 r4:80239bb0 [ 1324.410703][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.410758][ T32] r4:82ac11e4 [ 1324.410781][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.410874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.410901][ T32] r4:e055ddc0 [ 1324.410920][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.410974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.411169][ T32] r4:00000000 [ 1324.411194][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.411246][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.411266][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.411318][ T32] r5:00001000 r4:e03b1000 [ 1324.411337][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.411376][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.411416][ T32] r5:84af0b8c r4:84af0800 [ 1324.411435][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.411477][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.411594][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.411644][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.411666][ T32] r4:84a53d80 [ 1324.411710][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.411821][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.411846][ T32] r4:00000001 [ 1324.411866][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.411901][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.411927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.411982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.412011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.412118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.412143][ T32] r4:84a51100 [ 1324.412163][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.412214][ T32] INFO: task kworker/1:6:3170 blocked for more than 450 seconds. [ 1324.412245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.412285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.412337][ T32] task:kworker/1:6 state:D stack:0 pid:3170 tgid:3170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.412410][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.412493][ T32] Call trace: [ 1324.412595][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.412648][ T32] r10:82918930 r9:dfb39d84 r8:00000002 r7:60000113 r6:dfb39d8c r5:83ba5400 [ 1324.412712][ T32] r4:83ba5400 [ 1324.412736][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.412794][ T32] r5:83ba5400 r4:8291892c [ 1324.412816][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.412855][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.412901][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 [ 1324.412979][ T32] r4:00000000 [ 1324.443538][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.443762][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.443816][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.443863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573a240 [ 1324.443915][ T32] r4:00000000 [ 1324.443969][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.444063][ T32] r9:83018205 r8:83ba5400 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1324.444135][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.444215][ T32] r5:00001000 r4:dfacb000 [ 1324.444299][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.444345][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.444389][ T32] r5:855fc78c r4:855fc400 [ 1324.444437][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.444542][ T32] r7:ddde2d80 r6:83018200 r5:855fc78c r4:8490bf80 [ 1324.444583][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.444646][ T32] r10:61c88647 r9:83ba5400 r8:8490bfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.444971][ T32] r4:8490bf80 [ 1324.444996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.445046][ T32] r10:00000000 r9:8490bf80 r8:8027f5e8 r7:dfb15e60 r6:8490b300 r5:83ba5400 [ 1324.445089][ T32] r4:00000001 [ 1324.445112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.445152][ T32] Exception stack(0xdfb39fb0 to 0xdfb39ff8) [ 1324.445185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.445217][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.445264][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.445299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.445324][ T32] r4:84a19480 [ 1324.445758][ T32] INFO: task kworker/1:6:3170 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.445791][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.445932][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.446029][ T32] Call trace: [ 1324.446103][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.446184][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.446212][ T32] r4:00000000 [ 1324.446239][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.446281][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.446335][ T32] dd20: ad1f8000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.446395][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.446424][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.446459][ T32] r5:80000013 r4:80239bb0 [ 1324.446483][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.446524][ T32] r4:82ac11e4 [ 1324.446544][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.446585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.446607][ T32] r4:e055ddc0 [ 1324.446667][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.446723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.446776][ T32] r4:00000000 [ 1324.446798][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.446898][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.446922][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.447001][ T32] r5:00001000 r4:e03b1000 [ 1324.447053][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.447119][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.447214][ T32] r5:84af0b8c r4:84af0800 [ 1324.447264][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.447312][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.447334][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.447406][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.447431][ T32] r4:84a53d80 [ 1324.447492][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.447540][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.447562][ T32] r4:00000001 [ 1324.447581][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.447614][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.447668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.447699][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.447725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.447754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.447775][ T32] r4:84a51100 [ 1324.447796][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.447825][ T32] INFO: task kworker/1:7:3171 blocked for more than 450 seconds. [ 1324.447860][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.447897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.447948][ T32] task:kworker/1:7 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.447998][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.448065][ T32] Call trace: [ 1324.448228][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.448293][ T32] r10:82918930 r9:dfb45d84 r8:00000002 r7:60000113 r6:dfb45d8c r5:83b99800 [ 1324.448317][ T32] r4:83b99800 [ 1324.448348][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.448417][ T32] r5:83b99800 r4:8291892c [ 1324.448441][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.448536][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.448616][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb45e08 [ 1324.448644][ T32] r4:00000000 [ 1324.448690][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.448757][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.448825][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.448896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85948600 [ 1324.448921][ T32] r4:00000000 [ 1324.448940][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.448984][ T32] r9:83018205 r8:83b99800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1324.449005][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.449044][ T32] r5:00001000 r4:ec39f000 [ 1324.449064][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.449101][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.449141][ T32] r5:858d4b8c r4:858d4800 [ 1324.449160][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.449245][ T32] r7:ddde2d80 r6:83018200 r5:858d4b8c r4:84458b80 [ 1324.449270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.449326][ T32] r10:61c88647 r9:83b99800 r8:84458bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.449369][ T32] r4:84458b80 [ 1324.449411][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.449462][ T32] r10:00000000 r9:84458b80 r8:8027f5e8 r7:dfb39e60 r6:83f8b380 r5:83b99800 [ 1324.449484][ T32] r4:00000001 [ 1324.449503][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.449538][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 1324.449563][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.449591][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.449616][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.449719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.449745][ T32] r4:84a196c0 [ 1324.450068][ T32] INFO: task kworker/1:7:3171 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.450192][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.450264][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.450420][ T32] Call trace: [ 1324.450523][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.450572][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.450682][ T32] r4:00000000 [ 1324.450707][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.450755][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.450872][ T32] dd20: ad1f8000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.450904][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.450929][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.450978][ T32] r5:80000013 r4:80239bb0 [ 1324.451009][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.451166][ T32] r4:82ac11e4 [ 1324.451191][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.451439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.451466][ T32] r4:e055ddc0 [ 1324.451485][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.451627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.451653][ T32] r4:00000000 [ 1324.451940][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.451990][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.452011][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.452051][ T32] r5:00001000 r4:e03b1000 [ 1324.452131][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.452253][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.452353][ T32] r5:84af0b8c r4:84af0800 [ 1324.452484][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.452667][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.452694][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.452758][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.452783][ T32] r4:84a53d80 [ 1324.452802][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.452848][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.452870][ T32] r4:00000001 [ 1324.452889][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.452968][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.474815][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.474948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.475055][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.475106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.475167][ T32] r4:84a51100 [ 1324.475244][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.475281][ T32] INFO: task kworker/0:28:3173 blocked for more than 451 seconds. [ 1324.475373][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.475430][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.475454][ T32] task:kworker/0:28 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.475513][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.475575][ T32] Call trace: [ 1324.475607][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.475732][ T32] r10:82918930 r9:dfae1d84 r8:00000002 r7:60000113 r6:dfae1d8c r5:83adc800 [ 1324.475759][ T32] r4:83adc800 [ 1324.475836][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.475881][ T32] r5:83adc800 r4:8291892c [ 1324.475902][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.475970][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.476022][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae1e08 [ 1324.476045][ T32] r4:00000000 [ 1324.476065][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.476184][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.476229][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.476280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701340 [ 1324.476302][ T32] r4:00000000 [ 1324.476403][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.476456][ T32] r9:83018005 r8:83adc800 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1324.476534][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.476611][ T32] r5:00001000 r4:dfad7000 [ 1324.476635][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.476674][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.476715][ T32] r5:8567eb8c r4:8567e800 [ 1324.476735][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.476781][ T32] r7:dddced80 r6:83018000 r5:8567eb8c r4:832a1200 [ 1324.476827][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.476877][ T32] r10:61c88647 r9:83adc800 r8:832a122c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.476899][ T32] r4:832a1200 [ 1324.476919][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.476965][ T32] r10:00000000 r9:832a1200 r8:8027f5e8 r7:dfafde60 r6:8336bf00 r5:83adc800 [ 1324.477067][ T32] r4:00000001 [ 1324.477095][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.477133][ T32] Exception stack(0xdfae1fb0 to 0xdfae1ff8) [ 1324.477161][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.477190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.477216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.477251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.477274][ T32] r4:84945f80 [ 1324.477684][ T32] INFO: task kworker/0:28:3173 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.477715][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.477772][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.477813][ T32] Call trace: [ 1324.477841][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.477918][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.477945][ T32] r4:00000000 [ 1324.477965][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.478056][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.478115][ T32] dd20: ad473000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.478148][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.478175][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.478219][ T32] r5:80000013 r4:80239bb0 [ 1324.478298][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.478343][ T32] r4:82ac11e4 [ 1324.478364][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.478431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.478461][ T32] r4:e055ddc0 [ 1324.478547][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.478592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.478622][ T32] r4:00000000 [ 1324.478642][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.478687][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.478708][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.478750][ T32] r5:00001000 r4:e03b1000 [ 1324.478848][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.478915][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.478985][ T32] r5:84af0b8c r4:84af0800 [ 1324.479029][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.479078][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.479100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.479144][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.479165][ T32] r4:84a53d80 [ 1324.479271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.479370][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.479423][ T32] r4:00000001 [ 1324.479478][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.479527][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.479579][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.479611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.479640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.479669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.479692][ T32] r4:84a51100 [ 1324.479713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.479738][ T32] INFO: task kworker/0:29:3174 blocked for more than 451 seconds. [ 1324.479765][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.479789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.479817][ T32] task:kworker/0:29 state:D stack:0 pid:3174 tgid:3174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.480088][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.480135][ T32] Call trace: [ 1324.480189][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.480252][ T32] r10:82918930 r9:dfb49d84 r8:00000002 r7:60000113 r6:dfb49d8c r5:83ad9800 [ 1324.480394][ T32] r4:83ad9800 [ 1324.480425][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.480504][ T32] r5:83ad9800 r4:8291892c [ 1324.480545][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.481027][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.481142][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb49e08 [ 1324.481172][ T32] r4:00000000 [ 1324.481199][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.481359][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.481607][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.481665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dbf400 [ 1324.481730][ T32] r4:00000000 [ 1324.481805][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.481856][ T32] r9:83018005 r8:83ad9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1324.481878][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.481919][ T32] r5:00001000 r4:ed035000 [ 1324.481938][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.481976][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.482046][ T32] r5:85e3d38c r4:85e3d000 [ 1324.482070][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.482157][ T32] r7:dddced80 r6:83018000 r5:85e3d38c r4:8336be80 [ 1324.482182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.482229][ T32] r10:61c88647 r9:83ad9800 r8:8336beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.482260][ T32] r4:8336be80 [ 1324.482279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.482322][ T32] r10:00000000 r9:8336be80 r8:8027f5e8 r7:dfae1e60 r6:8336b980 r5:83ad9800 [ 1324.482344][ T32] r4:00000001 [ 1324.482363][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.482397][ T32] Exception stack(0xdfb49fb0 to 0xdfb49ff8) [ 1324.482423][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.482451][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.482478][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.482581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.482647][ T32] r4:84945f80 [ 1324.482951][ T32] INFO: task kworker/0:29:3174 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.483070][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.504283][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.504386][ T32] Call trace: [ 1324.504445][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.504564][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.504607][ T32] r4:00000000 [ 1324.504640][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.504681][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.504711][ T32] dd20: ad7dc000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.504739][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.504795][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.504824][ T32] r5:80000013 r4:80239bb0 [ 1324.504846][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.504915][ T32] r4:82ac11e4 [ 1324.504939][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.505034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.505060][ T32] r4:e055ddc0 [ 1324.505109][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.505156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.505179][ T32] r4:00000000 [ 1324.505199][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.505254][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.505277][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.505320][ T32] r5:00001000 r4:e03b1000 [ 1324.505341][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.505379][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.505422][ T32] r5:84af0b8c r4:84af0800 [ 1324.505453][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.505504][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.505534][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.505580][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.505602][ T32] r4:84a53d80 [ 1324.505647][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.505766][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.505792][ T32] r4:00000001 [ 1324.505839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.505876][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.505902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.505931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.505983][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.506015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.506037][ T32] r4:84a51100 [ 1324.506062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.506091][ T32] INFO: task kworker/1:8:3176 blocked for more than 451 seconds. [ 1324.506124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.506148][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.506170][ T32] task:kworker/1:8 state:D stack:0 pid:3176 tgid:3176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.506215][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.506329][ T32] Call trace: [ 1324.506393][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.506440][ T32] r10:82918930 r9:dfb55d84 r8:00000002 r7:60000113 r6:dfb55d8c r5:84212400 [ 1324.506462][ T32] r4:84212400 [ 1324.506482][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.506522][ T32] r5:84212400 r4:8291892c [ 1324.506542][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.506636][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.506687][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb55e08 [ 1324.506709][ T32] r4:00000000 [ 1324.506742][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.506783][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.506845][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.506960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576ce80 [ 1324.506985][ T32] r4:00000000 [ 1324.507005][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.507062][ T32] r9:83018205 r8:84212400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.507087][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.507184][ T32] r5:00001000 r4:eb9c5000 [ 1324.507397][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.507480][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.507615][ T32] r5:8578ab8c r4:8578a800 [ 1324.507638][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.507682][ T32] r7:ddde2d80 r6:83018200 r5:8578ab8c r4:848cbf80 [ 1324.507702][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.507831][ T32] r10:61c88647 r9:84212400 r8:848cbfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.508045][ T32] r4:848cbf80 [ 1324.508067][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.508111][ T32] r10:00000000 r9:848cbf80 r8:8027f5e8 r7:dfb45e60 r6:8336b900 r5:84212400 [ 1324.508133][ T32] r4:00000001 [ 1324.508163][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.508200][ T32] Exception stack(0xdfb55fb0 to 0xdfb55ff8) [ 1324.508227][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.508260][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.508286][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.508313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.508619][ T32] r4:84a193c0 [ 1324.509284][ T32] INFO: task kworker/1:8:3176 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.509358][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.509490][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.509562][ T32] Call trace: [ 1324.509599][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.509677][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.509728][ T32] r4:00000000 [ 1324.509753][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.509821][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.509859][ T32] dd20: ad7dc000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.509916][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.509975][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.510006][ T32] r5:80000013 r4:80239bb0 [ 1324.510053][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.510104][ T32] r4:82ac11e4 [ 1324.510153][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.510208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.510292][ T32] r4:e055ddc0 [ 1324.510317][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.510368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.510402][ T32] r4:00000000 [ 1324.510448][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.510505][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.510533][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.510577][ T32] r5:00001000 r4:e03b1000 [ 1324.510597][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.510657][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.510705][ T32] r5:84af0b8c r4:84af0800 [ 1324.510736][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.510787][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.510839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.510890][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.510913][ T32] r4:84a53d80 [ 1324.510932][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.510977][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.510999][ T32] r4:00000001 [ 1324.511019][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.511074][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.511104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.511136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.511389][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.511445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.511494][ T32] r4:84a51100 [ 1324.511520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.511568][ T32] INFO: task kworker/1:9:3178 blocked for more than 451 seconds. [ 1324.511602][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.511627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.511657][ T32] task:kworker/1:9 state:D stack:0 pid:3178 tgid:3178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.511734][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.511780][ T32] Call trace: [ 1324.511813][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.511859][ T32] r10:82918930 r9:dfb65d84 r8:00000002 r7:60000013 r6:dfb65d8c r5:84830c00 [ 1324.511881][ T32] r4:84830c00 [ 1324.511899][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.511938][ T32] r5:84830c00 r4:8291892c [ 1324.511956][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.511994][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.512049][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb65e08 [ 1324.512095][ T32] r4:00000000 [ 1324.512117][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.512170][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.512311][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.512399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585ba80 [ 1324.512425][ T32] r4:00000000 [ 1324.512490][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.512613][ T32] r9:83018205 r8:84830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1324.512643][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.512708][ T32] r5:00001000 r4:eb5e9000 [ 1324.512752][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.512805][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.512855][ T32] r5:8578bb8c r4:8578b800 [ 1324.512875][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.512918][ T32] r7:ddde2d80 r6:83018200 r5:8578bb8c r4:848cba80 [ 1324.512963][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.543398][ T32] r10:61c88647 r9:84830c00 r8:848cbaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.543482][ T32] r4:848cba80 [ 1324.543509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.543592][ T32] r10:00000000 r9:848cba80 r8:8027f5e8 r7:dfb45e60 r6:83358300 r5:84830c00 [ 1324.543642][ T32] r4:00000001 [ 1324.543669][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.543710][ T32] Exception stack(0xdfb65fb0 to 0xdfb65ff8) [ 1324.543752][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.543796][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.543827][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.543861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.543886][ T32] r4:84a19900 [ 1324.544313][ T32] INFO: task kworker/1:9:3178 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.544348][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.544421][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.544513][ T32] Call trace: [ 1324.544585][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.544641][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.544665][ T32] r4:00000000 [ 1324.544706][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.544751][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.544780][ T32] dd20: adf46000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.544834][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.544863][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.544888][ T32] r5:80000013 r4:80239bb0 [ 1324.544908][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.544980][ T32] r4:82ac11e4 [ 1324.545004][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.545049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.545102][ T32] r4:e055ddc0 [ 1324.545125][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.545169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.545200][ T32] r4:00000000 [ 1324.545223][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.545290][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.545316][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.545384][ T32] r5:00001000 r4:e03b1000 [ 1324.545408][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.545470][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.545518][ T32] r5:84af0b8c r4:84af0800 [ 1324.545545][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.545589][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.545610][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.545664][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.545711][ T32] r4:84a53d80 [ 1324.545733][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.545778][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.545801][ T32] r4:00000001 [ 1324.545823][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.545860][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.545897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.545929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.545956][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.545986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.546008][ T32] r4:84a51100 [ 1324.546049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.546112][ T32] INFO: task kworker/1:10:3181 blocked for more than 451 seconds. [ 1324.546160][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.546190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.546234][ T32] task:kworker/1:10 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.546328][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.546392][ T32] Call trace: [ 1324.546449][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.546519][ T32] r10:82918930 r9:dfb81d84 r8:00000002 r7:60000113 r6:dfb81d8c r5:84830000 [ 1324.546552][ T32] r4:84830000 [ 1324.546572][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.546632][ T32] r5:84830000 r4:8291892c [ 1324.546655][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.546697][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.546742][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb81e08 [ 1324.546764][ T32] r4:00000000 [ 1324.546783][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.546820][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.546865][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.546918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859c68c0 [ 1324.546943][ T32] r4:00000000 [ 1324.546962][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.547015][ T32] r9:83018205 r8:84830000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1324.547039][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.547081][ T32] r5:00001000 r4:ecb23000 [ 1324.547117][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.547159][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.547214][ T32] r5:858d4f8c r4:858d4c00 [ 1324.547258][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.547305][ T32] r7:ddde2d80 r6:83018200 r5:858d4f8c r4:84a18000 [ 1324.547326][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.547369][ T32] r10:61c88647 r9:84830000 r8:84a1802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.547412][ T32] r4:84a18000 [ 1324.547434][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.547477][ T32] r10:00000000 r9:84a18000 r8:8027f5e8 r7:dfb45e60 r6:83358000 r5:84830000 [ 1324.547498][ T32] r4:00000001 [ 1324.547517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.547561][ T32] Exception stack(0xdfb81fb0 to 0xdfb81ff8) [ 1324.547590][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.547619][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.547645][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.547674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.547706][ T32] r4:84a19a00 [ 1324.547975][ T32] INFO: task kworker/1:10:3181 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.548007][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.548074][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.548165][ T32] Call trace: [ 1324.548239][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.548293][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.548338][ T32] r4:00000000 [ 1324.548381][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.548422][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.548450][ T32] dd20: adf46000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.548571][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.548627][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.548656][ T32] r5:80000013 r4:80239bb0 [ 1324.548678][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.548740][ T32] r4:82ac11e4 [ 1324.548764][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.548820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.548844][ T32] r4:e055ddc0 [ 1324.548865][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.548906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.548927][ T32] r4:00000000 [ 1324.548946][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.549010][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.549056][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.549101][ T32] r5:00001000 r4:e03b1000 [ 1324.549131][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.549172][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.549213][ T32] r5:84af0b8c r4:84af0800 [ 1324.549233][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.549349][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.549412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.549464][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.549487][ T32] r4:84a53d80 [ 1324.549506][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.549556][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.549578][ T32] r4:00000001 [ 1324.549596][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.549630][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.549672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.549731][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.549793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.549828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.549850][ T32] r4:84a51100 [ 1324.549870][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.549919][ T32] INFO: task kworker/1:11:3183 blocked for more than 451 seconds. [ 1324.549950][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.549975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.550016][ T32] task:kworker/1:11 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.550116][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.550170][ T32] Call trace: [ 1324.550209][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.550255][ T32] r10:82918930 r9:dfb2dd84 r8:00000002 r7:60000113 r6:dfb2dd8c r5:83b9b000 [ 1324.550287][ T32] r4:83b9b000 [ 1324.550310][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.550350][ T32] r5:83b9b000 r4:8291892c [ 1324.550369][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.550407][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.550473][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb2de08 [ 1324.550498][ T32] r4:00000000 [ 1324.550517][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.550560][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.550619][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.550663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859fbb40 [ 1324.550685][ T32] r4:00000000 [ 1324.550705][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.550748][ T32] r9:83018205 r8:83b9b000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1324.550769][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.550809][ T32] r5:00001000 r4:eb6c7000 [ 1324.550828][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.550864][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.550924][ T32] r5:858d578c r4:858d5400 [ 1324.550946][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.550991][ T32] r7:ddde2d80 r6:83018200 r5:858d578c r4:84a18080 [ 1324.551011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.551055][ T32] r10:61c88647 r9:83b9b000 r8:84a180ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.551077][ T32] r4:84a18080 [ 1324.551117][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.551163][ T32] r10:00000000 r9:84a18080 r8:8027f5e8 r7:dfb81e60 r6:84a18100 r5:83b9b000 [ 1324.551185][ T32] r4:00000001 [ 1324.551224][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.551262][ T32] Exception stack(0xdfb2dfb0 to 0xdfb2dff8) [ 1324.551309][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.551341][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.551387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.551418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.551440][ T32] r4:84a19bc0 [ 1324.551678][ T32] INFO: task kworker/1:11:3183 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.551709][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.551765][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.551826][ T32] Call trace: [ 1324.551875][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.551927][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.551950][ T32] r4:00000000 [ 1324.551969][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.552005][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.552032][ T32] dd20: adf46000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.552093][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.552121][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.552167][ T32] r5:80000013 r4:80239bb0 [ 1324.552191][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.552240][ T32] r4:82ac11e4 [ 1324.552262][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.552305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.552346][ T32] r4:e055ddc0 [ 1324.552369][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.552410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.552433][ T32] r4:00000000 [ 1324.552480][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.552577][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.552611][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.552675][ T32] r5:00001000 r4:e03b1000 [ 1324.552700][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.552741][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.552781][ T32] r5:84af0b8c r4:84af0800 [ 1324.552801][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.552844][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.552865][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.552934][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.552967][ T32] r4:84a53d80 [ 1324.573381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.573561][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.573624][ T32] r4:00000001 [ 1324.573649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.573690][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.573752][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.573785][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.573812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.573842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.573885][ T32] r4:84a51100 [ 1324.573912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.573943][ T32] INFO: task kworker/1:12:3184 blocked for more than 451 seconds. [ 1324.573977][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.574002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.574024][ T32] task:kworker/1:12 state:D stack:0 pid:3184 tgid:3184 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.574080][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.574148][ T32] Call trace: [ 1324.574180][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.574231][ T32] r10:82918930 r9:dfb61d84 r8:00000002 r7:60000113 r6:dfb61d8c r5:83b9d400 [ 1324.574264][ T32] r4:83b9d400 [ 1324.574289][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.574330][ T32] r5:83b9d400 r4:8291892c [ 1324.574350][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.574389][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.574433][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 [ 1324.574494][ T32] r4:00000000 [ 1324.574552][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.574618][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.574662][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.574705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859fba40 [ 1324.574727][ T32] r4:00000000 [ 1324.574756][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.574806][ T32] r9:83018205 r8:83b9d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1324.574828][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.574869][ T32] r5:00001000 r4:eb451000 [ 1324.574912][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.574955][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.574996][ T32] r5:858d538c r4:858d5000 [ 1324.575016][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.575060][ T32] r7:ddde2d80 r6:83018200 r5:858d538c r4:84a18180 [ 1324.575080][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.575124][ T32] r10:61c88647 r9:83b9d400 r8:84a181ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.575167][ T32] r4:84a18180 [ 1324.575189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.575256][ T32] r10:00000000 r9:84a18180 r8:8027f5e8 r7:dfb2de60 r6:84a18200 r5:83b9d400 [ 1324.575285][ T32] r4:00000001 [ 1324.575327][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.575377][ T32] Exception stack(0xdfb61fb0 to 0xdfb61ff8) [ 1324.575412][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.575442][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.575469][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.575507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.575538][ T32] r4:84a19bc0 [ 1324.575953][ T32] INFO: task kworker/1:12:3184 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.575985][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.576094][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.576167][ T32] Call trace: [ 1324.576207][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.576259][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.576305][ T32] r4:00000000 [ 1324.576333][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.576392][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.576425][ T32] dd20: ae1c8000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.576455][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.576540][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.576587][ T32] r5:80000013 r4:80239bb0 [ 1324.576617][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.576659][ T32] r4:82ac11e4 [ 1324.576703][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.576756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.576779][ T32] r4:e055ddc0 [ 1324.576831][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.576885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.576911][ T32] r4:00000000 [ 1324.576930][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.576975][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.576997][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.577037][ T32] r5:00001000 r4:e03b1000 [ 1324.577055][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.577093][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.577133][ T32] r5:84af0b8c r4:84af0800 [ 1324.577152][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.577195][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.577215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.577258][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.577300][ T32] r4:84a53d80 [ 1324.577323][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.577368][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.577390][ T32] r4:00000001 [ 1324.577466][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.577529][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.577580][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.577611][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.577638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.577688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.577714][ T32] r4:84a51100 [ 1324.577735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.577760][ T32] INFO: task kworker/1:13:3187 blocked for more than 451 seconds. [ 1324.577787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.577810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.577830][ T32] task:kworker/1:13 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.577874][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.577914][ T32] Call trace: [ 1324.577955][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.578024][ T32] r10:82918930 r9:dfb8dd84 r8:00000002 r7:60000113 r6:dfb8dd8c r5:83b9c800 [ 1324.578071][ T32] r4:83b9c800 [ 1324.578094][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.578159][ T32] r5:83b9c800 r4:8291892c [ 1324.578184][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.578257][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.578318][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb8de08 [ 1324.578344][ T32] r4:00000000 [ 1324.578363][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.578401][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.578436][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.578476][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a20d00 [ 1324.578498][ T32] r4:00000000 [ 1324.578530][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.578579][ T32] r9:83018205 r8:83b9c800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1324.578600][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.578641][ T32] r5:00001000 r4:ec905000 [ 1324.578670][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.578712][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.578762][ T32] r5:858d738c r4:858d7000 [ 1324.578792][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.578841][ T32] r7:ddde2d80 r6:83018200 r5:858d738c r4:84a18280 [ 1324.578862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.578917][ T32] r10:61c88647 r9:83b9c800 r8:84a182ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.578952][ T32] r4:84a18280 [ 1324.578973][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.579016][ T32] r10:00000000 r9:84a18280 r8:8027f5e8 r7:dfb61e60 r6:84a18300 r5:83b9c800 [ 1324.579038][ T32] r4:00000001 [ 1324.579058][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.579092][ T32] Exception stack(0xdfb8dfb0 to 0xdfb8dff8) [ 1324.579118][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.579145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.579171][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.579200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.579222][ T32] r4:84944000 [ 1324.579539][ T32] INFO: task kworker/1:13:3187 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.579603][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.579678][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.579722][ T32] Call trace: [ 1324.579752][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.579799][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.579823][ T32] r4:00000000 [ 1324.579842][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.579903][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.579973][ T32] dd20: ae1c8000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.580026][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.580055][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.580088][ T32] r5:80000013 r4:80239bb0 [ 1324.580112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.580153][ T32] r4:82ac11e4 [ 1324.580172][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.580214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.580236][ T32] r4:e055ddc0 [ 1324.580255][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.580310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.580337][ T32] r4:00000000 [ 1324.580378][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.580447][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.580562][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.580674][ T32] r5:00001000 r4:e03b1000 [ 1324.580697][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.580737][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.580797][ T32] r5:84af0b8c r4:84af0800 [ 1324.580822][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.580868][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.580889][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.580949][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.580971][ T32] r4:84a53d80 [ 1324.580991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.581035][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.581058][ T32] r4:00000001 [ 1324.581078][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.581134][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.581164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.581193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.581219][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.581248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.581284][ T32] r4:84a51100 [ 1324.581318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.581346][ T32] INFO: task kworker/1:14:3188 blocked for more than 451 seconds. [ 1324.581396][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.581424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.581497][ T32] task:kworker/1:14 state:D stack:0 pid:3188 tgid:3188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.581561][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.581604][ T32] Call trace: [ 1324.581687][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.581738][ T32] r10:82918930 r9:dfb99d84 r8:00000002 r7:60000113 r6:dfb99d8c r5:83b9bc00 [ 1324.581761][ T32] r4:83b9bc00 [ 1324.581799][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.581842][ T32] r5:83b9bc00 r4:8291892c [ 1324.581884][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.581969][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.582077][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb99e08 [ 1324.582104][ T32] r4:00000000 [ 1324.582124][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.582162][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.582221][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.582266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ae4d00 [ 1324.582293][ T32] r4:00000000 [ 1324.582312][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.582355][ T32] r9:83018205 r8:83b9bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1324.582390][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.582465][ T32] r5:00001000 r4:ed127000 [ 1324.582517][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.582592][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.582646][ T32] r5:85af8f8c r4:85af8c00 [ 1324.582668][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.582732][ T32] r7:ddde2d80 r6:83018200 r5:85af8f8c r4:84a18380 [ 1324.582776][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.582846][ T32] r10:61c88647 r9:83b9bc00 r8:84a183ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.582892][ T32] r4:84a18380 [ 1324.582914][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.582980][ T32] r10:00000000 r9:84a18380 r8:8027f5e8 r7:dfb8de60 r6:84a18400 r5:83b9bc00 [ 1324.613513][ T32] r4:00000001 [ 1324.613599][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.613686][ T32] Exception stack(0xdfb99fb0 to 0xdfb99ff8) [ 1324.613725][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.613788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.613821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.613855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.613942][ T32] r4:84944000 [ 1324.614408][ T32] INFO: task kworker/1:14:3188 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.614447][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.614528][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.614593][ T32] Call trace: [ 1324.614668][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.614730][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.614776][ T32] r4:00000000 [ 1324.614805][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.614867][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.614901][ T32] dd20: aeb5e000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.614932][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.614961][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.615007][ T32] r5:80000013 r4:80239bb0 [ 1324.615051][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.615098][ T32] r4:82ac11e4 [ 1324.615120][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.615166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.615189][ T32] r4:e055ddc0 [ 1324.615226][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.615289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.615315][ T32] r4:00000000 [ 1324.615356][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.615451][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.615508][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.615561][ T32] r5:00001000 r4:e03b1000 [ 1324.615593][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.615637][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.615680][ T32] r5:84af0b8c r4:84af0800 [ 1324.615700][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.615745][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.615789][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.615838][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.615861][ T32] r4:84a53d80 [ 1324.615881][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.615925][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.615972][ T32] r4:00000001 [ 1324.615994][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.616031][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.616077][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.616109][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.616154][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.616186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.616208][ T32] r4:84a51100 [ 1324.616246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.616281][ T32] INFO: task kworker/1:15:3189 blocked for more than 451 seconds. [ 1324.616317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.616354][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.616378][ T32] task:kworker/1:15 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.616452][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.616558][ T32] Call trace: [ 1324.616607][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.616656][ T32] r10:82918930 r9:dfb7dd84 r8:00000002 r7:60000113 r6:dfb7dd8c r5:83ba6000 [ 1324.616700][ T32] r4:83ba6000 [ 1324.616730][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.616770][ T32] r5:83ba6000 r4:8291892c [ 1324.616799][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.616841][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.616886][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1324.616909][ T32] r4:00000000 [ 1324.616948][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.616995][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.617033][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.617074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ace040 [ 1324.617107][ T32] r4:00000000 [ 1324.617130][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.617176][ T32] r9:83018205 r8:83ba6000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1324.617199][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.617240][ T32] r5:00001000 r4:eb239000 [ 1324.617260][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.617299][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.617359][ T32] r5:841f8b8c r4:841f8800 [ 1324.617392][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.617439][ T32] r7:ddde2d80 r6:83018200 r5:841f8b8c r4:84a18480 [ 1324.617459][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.617504][ T32] r10:61c88647 r9:83ba6000 r8:84a184ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.617533][ T32] r4:84a18480 [ 1324.617577][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.617624][ T32] r10:00000000 r9:84a18480 r8:8027f5e8 r7:dfb99e60 r6:84a18500 r5:83ba6000 [ 1324.617672][ T32] r4:00000001 [ 1324.617695][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.617741][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1324.617773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.617802][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.617828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.617856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.617878][ T32] r4:84944000 [ 1324.618154][ T32] INFO: task kworker/1:15:3189 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.618187][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.618273][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.618317][ T32] Call trace: [ 1324.618364][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.618415][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.618460][ T32] r4:00000000 [ 1324.618503][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.618550][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.618578][ T32] dd20: aeb5e000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.618606][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.618631][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.618665][ T32] r5:80000013 r4:80239bb0 [ 1324.618708][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.618772][ T32] r4:82ac11e4 [ 1324.618797][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.618843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.618864][ T32] r4:e055ddc0 [ 1324.618884][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.618925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.618946][ T32] r4:00000000 [ 1324.618964][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.619008][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.619042][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.619086][ T32] r5:00001000 r4:e03b1000 [ 1324.619125][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.619187][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.619232][ T32] r5:84af0b8c r4:84af0800 [ 1324.619252][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.619299][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.619349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.619434][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.619466][ T32] r4:84a53d80 [ 1324.619485][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.619537][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.619583][ T32] r4:00000001 [ 1324.619630][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.619691][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.619720][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.619749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.619774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.619802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.619839][ T32] r4:84a51100 [ 1324.619890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.619921][ T32] INFO: task kworker/0:30:3191 blocked for more than 451 seconds. [ 1324.619951][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.619975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.619995][ T32] task:kworker/0:30 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.620039][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.620102][ T32] Call trace: [ 1324.620180][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.620228][ T32] r10:82918930 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:84833000 [ 1324.620250][ T32] r4:84833000 [ 1324.620287][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.620331][ T32] r5:84833000 r4:8291892c [ 1324.620372][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.620413][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.620482][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 [ 1324.620558][ T32] r4:00000000 [ 1324.620592][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.620642][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.620691][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.620774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bc8c80 [ 1324.620800][ T32] r4:00000000 [ 1324.620839][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.620889][ T32] r9:83018005 r8:84833000 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1324.620937][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.620981][ T32] r5:00001000 r4:dfba7000 [ 1324.621000][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.621037][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.621077][ T32] r5:85bf178c r4:85bf1400 [ 1324.621096][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.621139][ T32] r7:dddced80 r6:83018000 r5:85bf178c r4:84940000 [ 1324.621159][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.621202][ T32] r10:61c88647 r9:84833000 r8:8494002c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.621223][ T32] r4:84940000 [ 1324.621242][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.621284][ T32] r10:00000000 r9:84940000 r8:8027f5e8 r7:dfb49e60 r6:84940080 r5:84833000 [ 1324.621305][ T32] r4:00000001 [ 1324.621323][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.621356][ T32] Exception stack(0xdfbbdfb0 to 0xdfbbdff8) [ 1324.621402][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.621435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.621461][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.621489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.621511][ T32] r4:84941980 [ 1324.621780][ T32] INFO: task kworker/0:30:3191 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.621812][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.621918][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.621984][ T32] Call trace: [ 1324.622039][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.622087][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.622111][ T32] r4:00000000 [ 1324.622130][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.622187][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.622227][ T32] dd20: aeb5e000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.622258][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.622304][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.622350][ T32] r5:80000013 r4:80239bb0 [ 1324.622373][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.622442][ T32] r4:82ac11e4 [ 1324.622464][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.622531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.622557][ T32] r4:e055ddc0 [ 1324.622577][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.622637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.622663][ T32] r4:00000000 [ 1324.622703][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.622751][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.622795][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.622839][ T32] r5:00001000 r4:e03b1000 [ 1324.622858][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.622896][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.622936][ T32] r5:84af0b8c r4:84af0800 [ 1324.622955][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.645423][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.645506][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.645590][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.645614][ T32] r4:84a53d80 [ 1324.645634][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.645681][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.645726][ T32] r4:00000001 [ 1324.645751][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.645790][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.645820][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.645859][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.645911][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.645944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.645966][ T32] r4:84a51100 [ 1324.645991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.646020][ T32] INFO: task kworker/1:16:3193 blocked for more than 451 seconds. [ 1324.646075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.646105][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.646128][ T32] task:kworker/1:16 state:D stack:0 pid:3193 tgid:3193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.646211][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.646289][ T32] Call trace: [ 1324.646321][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.646392][ T32] r10:82918930 r9:dfba5d84 r8:00000002 r7:60000113 r6:dfba5d8c r5:83afbc00 [ 1324.646419][ T32] r4:83afbc00 [ 1324.646450][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.646495][ T32] r5:83afbc00 r4:8291892c [ 1324.646515][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.646561][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.646608][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba5e08 [ 1324.646644][ T32] r4:00000000 [ 1324.646666][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.646728][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.646791][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.646858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ae4a40 [ 1324.646893][ T32] r4:00000000 [ 1324.646928][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.646980][ T32] r9:83018205 r8:83afbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.647002][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.647045][ T32] r5:00001000 r4:eb937000 [ 1324.647065][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.647104][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.647146][ T32] r5:85af978c r4:85af9400 [ 1324.647166][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.647212][ T32] r7:ddde2d80 r6:83018200 r5:85af978c r4:84a18580 [ 1324.647234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.647281][ T32] r10:61c88647 r9:83afbc00 r8:84a185ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.647303][ T32] r4:84a18580 [ 1324.647340][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.647390][ T32] r10:00000000 r9:84a18580 r8:8027f5e8 r7:dfb99e60 r6:84a18600 r5:83afbc00 [ 1324.647433][ T32] r4:00000001 [ 1324.647455][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.647513][ T32] Exception stack(0xdfba5fb0 to 0xdfba5ff8) [ 1324.647567][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.647608][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.647638][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.647699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.647744][ T32] r4:849442c0 [ 1324.648181][ T32] INFO: task kworker/1:16:3193 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.648216][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.648274][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.648316][ T32] Call trace: [ 1324.648371][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.648419][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.648444][ T32] r4:00000000 [ 1324.648492][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.648578][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.648611][ T32] dd20: af000000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.648640][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.648676][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.648704][ T32] r5:80000013 r4:80239bb0 [ 1324.648724][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.648765][ T32] r4:82ac11e4 [ 1324.648785][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.648826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.648869][ T32] r4:e055ddc0 [ 1324.648891][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.648966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.649062][ T32] r4:00000000 [ 1324.649095][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.649144][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.649166][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.649207][ T32] r5:00001000 r4:e03b1000 [ 1324.649259][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.649331][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.649421][ T32] r5:84af0b8c r4:84af0800 [ 1324.649470][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.649521][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.649549][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.649614][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.649660][ T32] r4:84a53d80 [ 1324.649684][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.649752][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.649777][ T32] r4:00000001 [ 1324.649797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.649831][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.649880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.649951][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.649981][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.650010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.650067][ T32] r4:84a51100 [ 1324.650092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.650136][ T32] INFO: task kworker/1:17:3194 blocked for more than 451 seconds. [ 1324.650167][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.650190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.650231][ T32] task:kworker/1:17 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.650330][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.650376][ T32] Call trace: [ 1324.650440][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.650488][ T32] r10:82918930 r9:dfbc9d84 r8:00000002 r7:60000113 r6:dfbc9d8c r5:83af8c00 [ 1324.650512][ T32] r4:83af8c00 [ 1324.650535][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.650575][ T32] r5:83af8c00 r4:8291892c [ 1324.650594][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.650632][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.650676][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc9e08 [ 1324.650718][ T32] r4:00000000 [ 1324.650740][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.650778][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.650812][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.650860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ae6480 [ 1324.650885][ T32] r4:00000000 [ 1324.650903][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.650947][ T32] r9:83018205 r8:83af8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1324.650967][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.651017][ T32] r5:00001000 r4:ecdfb000 [ 1324.651040][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.651077][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.651117][ T32] r5:85af9b8c r4:85af9800 [ 1324.651136][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.651179][ T32] r7:ddde2d80 r6:83018200 r5:85af9b8c r4:84a18680 [ 1324.651199][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.651241][ T32] r10:61c88647 r9:83af8c00 r8:84a186ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.651292][ T32] r4:84a18680 [ 1324.651314][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.651377][ T32] r10:00000000 r9:84a18680 r8:8027f5e8 r7:dfba5e60 r6:84a18700 r5:83af8c00 [ 1324.651402][ T32] r4:00000001 [ 1324.651422][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.651475][ T32] Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) [ 1324.651504][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.651540][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.651567][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.651595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.651616][ T32] r4:84944340 [ 1324.651868][ T32] INFO: task kworker/1:17:3194 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.651900][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.651976][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.652021][ T32] Call trace: [ 1324.652105][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.652155][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.652177][ T32] r4:00000000 [ 1324.652196][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.652253][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.652291][ T32] dd20: af000000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.652319][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.652370][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.652397][ T32] r5:80000013 r4:80239bb0 [ 1324.652417][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.652456][ T32] r4:82ac11e4 [ 1324.652539][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.652604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.652627][ T32] r4:e055ddc0 [ 1324.652645][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.652685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.652707][ T32] r4:00000000 [ 1324.652725][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.652787][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.652811][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.652852][ T32] r5:00001000 r4:e03b1000 [ 1324.652872][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.652918][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.652987][ T32] r5:84af0b8c r4:84af0800 [ 1324.664770][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.664867][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.664912][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.664964][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.664988][ T32] r4:84a53d80 [ 1324.665008][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.665062][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.665096][ T32] r4:00000001 [ 1324.665118][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.665156][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.665186][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.665213][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.665262][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.665305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.665329][ T32] r4:84a51100 [ 1324.665353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.665395][ T32] INFO: task kworker/1:18:3196 blocked for more than 451 seconds. [ 1324.665453][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.665483][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.665505][ T32] task:kworker/1:18 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.665571][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.665638][ T32] Call trace: [ 1324.665674][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.665785][ T32] r10:82918930 r9:dfbcdd84 r8:00000002 r7:60000113 r6:dfbcdd8c r5:83afd400 [ 1324.665817][ T32] r4:83afd400 [ 1324.665838][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.665879][ T32] r5:83afd400 r4:8291892c [ 1324.665900][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.665938][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.666008][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 [ 1324.666053][ T32] r4:00000000 [ 1324.666075][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.666136][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.666178][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.666219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ae6980 [ 1324.666243][ T32] r4:00000000 [ 1324.666294][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.666363][ T32] r9:83018205 r8:83afd400 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1324.666387][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.666430][ T32] r5:00001000 r4:ecfdf000 [ 1324.666463][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.666533][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.666606][ T32] r5:85afa38c r4:85afa000 [ 1324.666639][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.666708][ T32] r7:ddde2d80 r6:83018200 r5:85afa38c r4:84a18780 [ 1324.666744][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.666800][ T32] r10:61c88647 r9:83afd400 r8:84a187ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.666827][ T32] r4:84a18780 [ 1324.666872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.666921][ T32] r10:00000000 r9:84a18780 r8:8027f5e8 r7:dfbc9e60 r6:84a18800 r5:83afd400 [ 1324.666944][ T32] r4:00000001 [ 1324.666963][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.667010][ T32] Exception stack(0xdfbcdfb0 to 0xdfbcdff8) [ 1324.667069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.667121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.667152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.667191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.667226][ T32] r4:84944340 [ 1324.667664][ T32] INFO: task kworker/1:18:3196 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.667699][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.667781][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.667828][ T32] Call trace: [ 1324.667880][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.667940][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.667966][ T32] r4:00000000 [ 1324.667985][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.668023][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.668071][ T32] dd20: af000000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.668104][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.668129][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.668154][ T32] r5:80000013 r4:80239bb0 [ 1324.668173][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.668212][ T32] r4:82ac11e4 [ 1324.668232][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.668273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.668295][ T32] r4:e055ddc0 [ 1324.668314][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.668353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.668375][ T32] r4:00000000 [ 1324.668394][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.668437][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.668457][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.668580][ T32] r5:00001000 r4:e03b1000 [ 1324.668619][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.668659][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.668699][ T32] r5:84af0b8c r4:84af0800 [ 1324.668717][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.668782][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.668826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.668876][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.668920][ T32] r4:84a53d80 [ 1324.668963][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.669040][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.669067][ T32] r4:00000001 [ 1324.669087][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.669143][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.669172][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.669201][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.669252][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.669290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.669322][ T32] r4:84a51100 [ 1324.669372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.669416][ T32] INFO: task kworker/1:19:3199 blocked for more than 451 seconds. [ 1324.669466][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.669491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.669527][ T32] task:kworker/1:19 state:D stack:0 pid:3199 tgid:3199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.669576][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.669631][ T32] Call trace: [ 1324.669675][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.669721][ T32] r10:82918930 r9:dfbd9d84 r8:00000002 r7:60000013 r6:dfbd9d8c r5:83ba2400 [ 1324.669742][ T32] r4:83ba2400 [ 1324.669761][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.669799][ T32] r5:83ba2400 r4:8291892c [ 1324.669818][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.669856][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.669941][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd9e08 [ 1324.669966][ T32] r4:00000000 [ 1324.670006][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.670054][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.670089][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.670130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ae6580 [ 1324.670152][ T32] r4:00000000 [ 1324.670170][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.670213][ T32] r9:83018205 r8:83ba2400 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1324.670256][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.670305][ T32] r5:00001000 r4:ecf01000 [ 1324.670324][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.670382][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.670428][ T32] r5:85af9f8c r4:85af9c00 [ 1324.670468][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.670515][ T32] r7:ddde2d80 r6:83018200 r5:85af9f8c r4:84a18880 [ 1324.670541][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.670586][ T32] r10:61c88647 r9:83ba2400 r8:84a188ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.670607][ T32] r4:84a18880 [ 1324.670636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.670694][ T32] r10:00000000 r9:84a18880 r8:8027f5e8 r7:dfbcde60 r6:84a18900 r5:83ba2400 [ 1324.670719][ T32] r4:00000001 [ 1324.670738][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.670772][ T32] Exception stack(0xdfbd9fb0 to 0xdfbd9ff8) [ 1324.670798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.670827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.670853][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.670899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.670925][ T32] r4:849442c0 [ 1324.671194][ T32] INFO: task kworker/1:19:3199 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.671247][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.671319][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.671362][ T32] Call trace: [ 1324.671391][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.671436][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.671481][ T32] r4:00000000 [ 1324.671505][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.671561][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.671597][ T32] dd20: af000000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.671626][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.671650][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.671695][ T32] r5:80000013 r4:80239bb0 [ 1324.671719][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.671759][ T32] r4:82ac11e4 [ 1324.671778][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.671818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.671866][ T32] r4:e055ddc0 [ 1324.671889][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.671931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.671952][ T32] r4:00000000 [ 1324.671971][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.672035][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.672059][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.672101][ T32] r5:00001000 r4:e03b1000 [ 1324.672121][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.672158][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.672198][ T32] r5:84af0b8c r4:84af0800 [ 1324.672217][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.672260][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.672291][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.672341][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.672363][ T32] r4:84a53d80 [ 1324.672381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.672424][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.672446][ T32] r4:00000001 [ 1324.672495][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.672574][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.672614][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.672643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.672693][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.672725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.672749][ T32] r4:84a51100 [ 1324.672769][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.672793][ T32] INFO: task kworker/1:20:3203 blocked for more than 451 seconds. [ 1324.672819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.672864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.672893][ T32] task:kworker/1:20 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.672957][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.694513][ T32] Call trace: [ 1324.694620][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.694696][ T32] r10:82918930 r9:dfbedd84 r8:00000002 r7:60000113 r6:dfbedd8c r5:83af9800 [ 1324.694722][ T32] r4:83af9800 [ 1324.694743][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.694814][ T32] r5:83af9800 r4:8291892c [ 1324.694840][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.694881][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.694946][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbede08 [ 1324.694972][ T32] r4:00000000 [ 1324.695008][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.695051][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.695091][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.695132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b4e740 [ 1324.695153][ T32] r4:00000000 [ 1324.695173][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.695219][ T32] r9:83018205 r8:83af9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1324.695256][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.695315][ T32] r5:00001000 r4:ed28d000 [ 1324.695337][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.695385][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.695432][ T32] r5:85aa3f8c r4:85aa3c00 [ 1324.695476][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.695533][ T32] r7:ddde2d80 r6:83018200 r5:85aa3f8c r4:84a18980 [ 1324.695555][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.695600][ T32] r10:61c88647 r9:83af9800 r8:84a189ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.695622][ T32] r4:84a18980 [ 1324.695663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.695713][ T32] r10:00000000 r9:84a18980 r8:8027f5e8 r7:dfbcde60 r6:84a18a00 r5:83af9800 [ 1324.695757][ T32] r4:00000001 [ 1324.695780][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.695817][ T32] Exception stack(0xdfbedfb0 to 0xdfbedff8) [ 1324.695859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.695900][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.695930][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.695959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.696002][ T32] r4:84944bc0 [ 1324.696427][ T32] INFO: task kworker/1:20:3203 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.696490][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.696672][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.696725][ T32] Call trace: [ 1324.696756][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.696805][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.696828][ T32] r4:00000000 [ 1324.696847][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.696885][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.696912][ T32] dd20: af52c000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.696941][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.696966][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.697009][ T32] r5:80000013 r4:80239bb0 [ 1324.697052][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.697098][ T32] r4:82ac11e4 [ 1324.697118][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.697159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.697181][ T32] r4:e055ddc0 [ 1324.697219][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.697265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.697288][ T32] r4:00000000 [ 1324.697307][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.697352][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.697372][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.697433][ T32] r5:00001000 r4:e03b1000 [ 1324.697477][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.697519][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.697568][ T32] r5:84af0b8c r4:84af0800 [ 1324.697588][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.697631][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.697652][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.697705][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.697730][ T32] r4:84a53d80 [ 1324.697749][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.697814][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.697868][ T32] r4:00000001 [ 1324.697890][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.697925][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.697952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.697979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.698005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.698043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.698076][ T32] r4:84a51100 [ 1324.698098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.698125][ T32] INFO: task kworker/1:21:3204 blocked for more than 451 seconds. [ 1324.698158][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.698183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.698263][ T32] task:kworker/1:21 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.698315][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.698357][ T32] Call trace: [ 1324.698387][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.698432][ T32] r10:82918930 r9:dfc05d84 r8:00000002 r7:60000113 r6:dfc05d8c r5:84834800 [ 1324.698454][ T32] r4:84834800 [ 1324.698473][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.698512][ T32] r5:84834800 r4:8291892c [ 1324.698558][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.698601][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.698646][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc05e08 [ 1324.698687][ T32] r4:00000000 [ 1324.698710][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.698747][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.698783][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.698847][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849443c0 [ 1324.698902][ T32] r4:00000000 [ 1324.698924][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.698969][ T32] r9:83018205 r8:84834800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1324.698989][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.699050][ T32] r5:00001000 r4:ecb5b000 [ 1324.699092][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.699145][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.699202][ T32] r5:85afa78c r4:85afa400 [ 1324.699269][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.699380][ T32] r7:ddde2d80 r6:83018200 r5:85afa78c r4:84a18a80 [ 1324.699424][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.699509][ T32] r10:61c88647 r9:84834800 r8:84a18aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.699541][ T32] r4:84a18a80 [ 1324.699561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.699604][ T32] r10:00000000 r9:84a18a80 r8:8027f5e8 r7:dfbede60 r6:84940100 r5:84834800 [ 1324.699626][ T32] r4:00000001 [ 1324.699646][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.699679][ T32] Exception stack(0xdfc05fb0 to 0xdfc05ff8) [ 1324.699705][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.699732][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.699779][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.699813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.699835][ T32] r4:84944c80 [ 1324.700142][ T32] INFO: task kworker/1:21:3204 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.700195][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.700268][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.700359][ T32] Call trace: [ 1324.700402][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.700453][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.700518][ T32] r4:00000000 [ 1324.700576][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.700623][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.700672][ T32] dd20: af52c000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.700706][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.700732][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.700755][ T32] r5:80000013 r4:80239bb0 [ 1324.700774][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.700813][ T32] r4:82ac11e4 [ 1324.700832][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.700890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.700937][ T32] r4:e055ddc0 [ 1324.700959][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.701001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.701023][ T32] r4:00000000 [ 1324.701041][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.701087][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.701108][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.701148][ T32] r5:00001000 r4:e03b1000 [ 1324.701166][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.701203][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.701242][ T32] r5:84af0b8c r4:84af0800 [ 1324.701261][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.701305][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.701325][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.701368][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.701390][ T32] r4:84a53d80 [ 1324.701430][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.701479][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.701521][ T32] r4:00000001 [ 1324.701561][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.701598][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.701624][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.701652][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.701699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.701730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.701752][ T32] r4:84a51100 [ 1324.701794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.701841][ T32] INFO: task kworker/1:22:3207 blocked for more than 451 seconds. [ 1324.701891][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.701918][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.701948][ T32] task:kworker/1:22 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.701994][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.702058][ T32] Call trace: [ 1324.702121][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.702169][ T32] r10:82918930 r9:dfc21d84 r8:00000002 r7:60000013 r6:dfc21d8c r5:84836000 [ 1324.702192][ T32] r4:84836000 [ 1324.702237][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.702281][ T32] r5:84836000 r4:8291892c [ 1324.702300][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.702340][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.702383][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc21e08 [ 1324.702405][ T32] r4:00000000 [ 1324.702445][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.702496][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.702536][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.702578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85b52b40 [ 1324.702600][ T32] r4:00000000 [ 1324.702618][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.702681][ T32] r9:83018205 r8:84836000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1324.702705][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.702757][ T32] r5:00001000 r4:ed299000 [ 1324.702779][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.702817][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.702857][ T32] r5:85aa838c r4:85aa8000 [ 1324.702877][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.702919][ T32] r7:ddde2d80 r6:83018200 r5:85aa838c r4:84a18b00 [ 1324.702939][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.703013][ T32] r10:61c88647 r9:84836000 r8:84a18b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.735042][ T32] r4:84a18b00 [ 1324.735132][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.735222][ T32] r10:00000000 r9:84a18b00 r8:8027f5e8 r7:dfc05e60 r6:84940180 r5:84836000 [ 1324.735250][ T32] r4:00000001 [ 1324.735310][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.735394][ T32] Exception stack(0xdfc21fb0 to 0xdfc21ff8) [ 1324.735450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.735485][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.735522][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.735560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.735611][ T32] r4:84a19700 [ 1324.736035][ T32] INFO: task kworker/1:22:3207 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.736069][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.736139][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.736213][ T32] Call trace: [ 1324.736246][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.736316][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.736343][ T32] r4:00000000 [ 1324.736382][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.736425][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.736453][ T32] dd20: afeef000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.736539][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.736587][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.736645][ T32] r5:80000013 r4:80239bb0 [ 1324.736690][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.736738][ T32] r4:82ac11e4 [ 1324.736796][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.736862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.736889][ T32] r4:e055ddc0 [ 1324.736930][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.736976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.736999][ T32] r4:00000000 [ 1324.737018][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.737075][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.737099][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.737143][ T32] r5:00001000 r4:e03b1000 [ 1324.737183][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.737226][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.737270][ T32] r5:84af0b8c r4:84af0800 [ 1324.737290][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.737336][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.737377][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.737426][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.737448][ T32] r4:84a53d80 [ 1324.737467][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.737511][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.737540][ T32] r4:00000001 [ 1324.737560][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.737593][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.737619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.737647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.737694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.737726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.737748][ T32] r4:84a51100 [ 1324.737789][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.737821][ T32] INFO: task kworker/1:23:3208 blocked for more than 451 seconds. [ 1324.737875][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.737905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.737926][ T32] task:kworker/1:23 state:D stack:0 pid:3208 tgid:3208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.737995][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.738064][ T32] Call trace: [ 1324.738115][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1324.738328][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1324.738567][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.738603][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.738643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbaf80 [ 1324.738665][ T32] r4:00000000 [ 1324.738685][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.738728][ T32] r9:83018205 r8:84831800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.738769][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.738815][ T32] r5:00001000 r4:ec307000 [ 1324.738868][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.738909][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.738950][ T32] r5:85afaf8c r4:85afac00 [ 1324.738969][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.739032][ T32] r7:ddde2d80 r6:83018200 r5:85afaf8c r4:84a18b80 [ 1324.739056][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.739101][ T32] r10:61c88647 r9:84831800 r8:84a18bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.739144][ T32] r4:84a18b80 [ 1324.739186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.739232][ T32] r10:00000000 r9:84a18b80 r8:8027f5e8 r7:dfc05e60 r6:84940200 r5:84831800 [ 1324.739255][ T32] r4:00000001 [ 1324.739286][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.739354][ T32] Exception stack(0xdfc25fb0 to 0xdfc25ff8) [ 1324.739403][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1324.739534][ T32] r4:84944f40 ** 4 printk messages dropped ** [ 1324.740056][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1324.740507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 14 printk messages dropped ** [ 1324.741136][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1324.741355][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1324.741581][ T32] INFO: task kworker/1:24:3209 blocked for more than 451 seconds. [ 1324.741608][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.741630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.741651][ T32] task:kworker/1:24 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.741715][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.741779][ T32] Call trace: [ 1324.741855][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.741903][ T32] r10:82918930 r9:dfc01d84 r8:00000002 r7:60000113 r6:dfc01d8c r5:83afe000 [ 1324.741926][ T32] r4:83afe000 [ 1324.741944][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.742003][ T32] r5:83afe000 r4:8291892c [ 1324.742026][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.742066][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.742110][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc01e08 [ 1324.742132][ T32] r4:00000000 [ 1324.742151][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.742207][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.742266][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.742333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbad00 [ 1324.742359][ T32] r4:00000000 [ 1324.742399][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.742467][ T32] r9:83018205 r8:83afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 1 printk messages dropped ** [ 1324.742544][ T32] r5:00001000 r4:dfbbf000 ** 1 printk messages dropped ** [ 1324.742621][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1324.743059][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1324.759043][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1324.759997][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1324.760157][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1324.760457][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1324.760930][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 4 printk messages dropped ** [ 1324.761120][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1324.761445][ T32] INFO: task kworker/1:25:3212 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1324.761947][ T32] r5:84840000 r4:8291892c ** 5 printk messages dropped ** [ 1324.762129][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1324.762389][ T32] r5:00001000 r4:ec431000 [ 1324.762407][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.762444][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.762483][ T32] r5:85afb38c r4:85afb000 [ 1324.762513][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.762575][ T32] r7:ddde2d80 r6:83018200 r5:85afb38c r4:84a18d00 [ 1324.762598][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.762675][ T32] r10:61c88647 r9:84840000 r8:84a18d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.762721][ T32] r4:84a18d00 [ 1324.762743][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.762789][ T32] r10:00000000 r9:84a18d00 r8:8027f5e8 r7:dfc25e60 r6:84a18d80 r5:84840000 [ 1324.762832][ T32] r4:00000001 [ 1324.762854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.762888][ T32] Exception stack(0xdfc31fb0 to 0xdfc31ff8) [ 1324.762943][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.763063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.775941][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.775998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.776062][ T32] r4:84938080 [ 1324.776522][ T32] INFO: task kworker/1:25:3212 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.776589][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.776708][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.776792][ T32] Call trace: [ 1324.776827][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.776881][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.776905][ T32] r4:00000000 [ 1324.776925][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.776963][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.776991][ T32] dd20: b0302000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.777020][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.777045][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.777068][ T32] r5:80000013 r4:80239bb0 [ 1324.777088][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.777130][ T32] r4:82ac11e4 [ 1324.777150][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.777213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.777238][ T32] r4:e055ddc0 [ 1324.777258][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.777308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.777330][ T32] r4:00000000 [ 1324.777349][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.777396][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.777427][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.777482][ T32] r5:00001000 r4:e03b1000 [ 1324.777504][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.777549][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.777592][ T32] r5:84af0b8c r4:84af0800 [ 1324.777633][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.777704][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.777729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.777795][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.777820][ T32] r4:84a53d80 [ 1324.777861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.777910][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 2 printk messages dropped ** [ 1324.777985][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 8 printk messages dropped ** [ 1324.778330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1324.778659][ T32] r5:84840c00 r4:8291892c ** 3 printk messages dropped ** [ 1324.778798][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1324.779022][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1324.779150][ T32] r5:00001000 r4:ec4e7000 [ 1324.779169][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1324.779325][ T32] r7:ddde2d80 r6:83018200 r5:85afb78c r4:84a18e00 ** 7 printk messages dropped ** [ 1324.779707][ T32] Exception stack(0xdfc3dfb0 to 0xdfc3dff8) ** 6 printk messages dropped ** [ 1324.780189][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1324.780671][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1324.780895][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1324.781104][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1324.781496][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1324.781756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.781782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.781810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.781832][ T32] r4:84a51100 [ 1324.781851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.781873][ T32] INFO: task kworker/1:27:3216 blocked for more than 451 seconds. [ 1324.781900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.781922][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.781941][ T32] task:kworker/1:27 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.781983][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.782022][ T32] Call trace: [ 1324.782072][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.782142][ T32] r10:82918930 r9:dfbb1d84 r8:00000002 r7:60000113 r6:dfbb1d8c r5:84841800 [ 1324.782187][ T32] r4:84841800 [ 1324.782230][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.782285][ T32] r5:84841800 r4:8291892c [ 1324.782327][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.782369][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.782415][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb1e08 [ 1324.782447][ T32] r4:00000000 [ 1324.782469][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.782506][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.782549][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.782589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcf0c0 [ 1324.782638][ T32] r4:00000000 [ 1324.782675][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.782722][ T32] r9:83018205 r8:84841800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1324.782764][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.782828][ T32] r5:00001000 r4:ec919000 [ 1324.782850][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.782910][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.801306][ T32] r5:841f978c r4:841f9400 [ 1324.801352][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.801446][ T32] r7:ddde2d80 r6:83018200 r5:841f978c r4:84a18f00 [ 1324.801474][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.801538][ T32] r10:61c88647 r9:84841800 r8:84a18f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.801571][ T32] r4:84a18f00 [ 1324.801591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.801637][ T32] r10:00000000 r9:84a18f00 r8:8027f5e8 r7:dfc3de60 r6:84a18f80 r5:84841800 [ 1324.801659][ T32] r4:00000001 [ 1324.801699][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.801740][ T32] Exception stack(0xdfbb1fb0 to 0xdfbb1ff8) [ 1324.801776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.801815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.801865][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.801926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.801951][ T32] r4:84938180 [ 1324.802383][ T32] INFO: task kworker/1:27:3216 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.802419][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.802508][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.802583][ T32] Call trace: [ 1324.802651][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.802706][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.802741][ T32] r4:00000000 [ 1324.802764][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.802802][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.802830][ T32] dd20: b04bb000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.802873][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.802921][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.802960][ T32] r5:80000013 r4:80239bb0 [ 1324.803059][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.816407][ T32] r4:82ac11e4 [ 1324.816563][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.816645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.816671][ T32] r4:e055ddc0 [ 1324.816692][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.816735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.816791][ T32] r4:00000000 [ 1324.816823][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.816887][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.816912][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.816957][ T32] r5:00001000 r4:e03b1000 [ 1324.816978][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.817016][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.817057][ T32] r5:84af0b8c r4:84af0800 [ 1324.817076][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.817123][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.817167][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.817215][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.817239][ T32] r4:84a53d80 ** 1 printk messages dropped ** [ 1324.817308][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1324.817686][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1324.817893][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1324.818215][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 ** 7 printk messages dropped ** [ 1324.818546][ T32] r9:83018205 r8:84833c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 1 printk messages dropped ** [ 1324.818608][ T32] r5:00001000 r4:ec5a1000 ** 5 printk messages dropped ** [ 1324.818828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1324.819170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1324.820033][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1324.820114][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.820146][ T32] dd20: b0a1f000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.820175][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.820200][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.820223][ T32] r5:80000013 r4:80239bb0 [ 1324.820243][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.820288][ T32] r4:82ac11e4 [ 1324.820308][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.820363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.820388][ T32] r4:e055ddc0 [ 1324.820407][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.820449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.820541][ T32] r4:00000000 [ 1324.820566][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.820613][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.820663][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.820708][ T32] r5:00001000 r4:e03b1000 [ 1324.820729][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.820788][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.820833][ T32] r5:84af0b8c r4:84af0800 [ 1324.820862][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.820926][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.820949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.821015][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.821067][ T32] r4:84a53d80 [ 1324.821089][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.821135][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.821157][ T32] r4:00000001 [ 1324.821177][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.821220][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.821251][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.821306][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1324.821532][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1324.821721][ T32] Call trace: [ 1324.821766][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.821822][ T32] r10:82918930 r9:dfc49d84 r8:00000002 r7:60000113 r6:dfc49d8c r5:84836c00 [ 1324.821852][ T32] r4:84836c00 [ 1324.821880][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.821925][ T32] r5:84836c00 r4:8291892c [ 1324.821945][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.821983][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.822027][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 [ 1324.822048][ T32] r4:00000000 [ 1324.822066][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.822123][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.822183][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.822236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85dbf540 [ 1324.822261][ T32] r4:00000000 [ 1324.822284][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.822329][ T32] r9:83018005 r8:84836c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0e3000 [ 1324.822381][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.822426][ T32] r5:00001000 r4:ed1b5000 [ 1324.822469][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.822512][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.822560][ T32] r5:85e3d78c r4:85e3d400 [ 1324.822582][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.822636][ T32] r7:dddced80 r6:83018000 r5:85e3d78c r4:84940380 [ 1324.822680][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.822728][ T32] r10:61c88647 r9:84836c00 r8:849403ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1324.822779][ T32] r4:84940380 [ 1324.822802][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.822852][ T32] r10:00000000 r9:84940380 r8:8027f5e8 r7:dfb49e60 r6:84940400 r5:84836c00 [ 1324.822874][ T32] r4:00000001 [ 1324.822922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.822969][ T32] Exception stack(0xdfc49fb0 to 0xdfc49ff8) ** 2 printk messages dropped ** [ 1324.833747][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1324.834335][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.834624][ T32] dd20: b0a1f000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 9 printk messages dropped ** [ 1324.835069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1324.835564][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1324.835935][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1324.836303][ T32] Call trace: [ 1324.836342][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.836391][ T32] r10:82918930 r9:dfc79d84 r8:00000002 r7:60000113 r6:dfc79d8c r5:84832400 [ 1324.836413][ T32] r4:84832400 [ 1324.836433][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.836549][ T32] r5:84832400 r4:8291892c [ 1324.836577][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.836619][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.836663][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc79e08 [ 1324.836685][ T32] r4:00000000 [ 1324.836726][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.836767][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.836823][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.836876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ae4c40 [ 1324.836901][ T32] r4:00000000 [ 1324.836921][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.836965][ T32] r9:83018205 r8:84832400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1324.836985][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.837025][ T32] r5:00001000 r4:ec85d000 [ 1324.837044][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.837081][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.837121][ T32] r5:85afbf8c r4:85afbc00 [ 1324.837141][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.837184][ T32] r7:ddde2d80 r6:83018200 r5:85afbf8c r4:84931080 [ 1324.837225][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.837276][ T32] r10:61c88647 r9:84832400 r8:849310ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.837300][ T32] r4:84931080 [ 1324.837319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.837361][ T32] r10:00000000 r9:84931080 r8:8027f5e8 r7:dfbb1e60 r6:84940580 r5:84832400 [ 1324.837413][ T32] r4:00000001 [ 1324.837436][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.837470][ T32] Exception stack(0xdfc79fb0 to 0xdfc79ff8) [ 1324.837532][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.837585][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.837614][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.837663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.837688][ T32] r4:84938700 [ 1324.837975][ T32] INFO: task kworker/1:29:3223 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.838031][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.838122][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.838165][ T32] Call trace: [ 1324.838271][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.838334][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 2 printk messages dropped ** [ 1324.838441][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1324.838654][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1324.838866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 9 printk messages dropped ** [ 1324.839263][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 4 printk messages dropped ** [ 1324.839500][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 11 printk messages dropped ** [ 1324.840032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1324.840147][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.840192][ T32] Call trace: [ 1324.840247][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.840300][ T32] r10:82918930 r9:dfc8dd84 r8:00000002 r7:60000113 r6:dfc8dd8c r5:849d0000 [ 1324.840323][ T32] r4:849d0000 [ 1324.840341][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.840380][ T32] r5:849d0000 r4:8291892c [ 1324.840399][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.840457][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.840546][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc8de08 [ 1324.840570][ T32] r4:00000000 [ 1324.840589][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.840626][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.840661][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.840702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcf300 [ 1324.840724][ T32] r4:00000000 [ 1324.840743][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.840787][ T32] r9:83018205 r8:849d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.840828][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.840882][ T32] r5:00001000 r4:ecb95000 [ 1324.840926][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.840967][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.841008][ T32] r5:841f938c r4:841f9000 [ 1324.841029][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.841091][ T32] r7:ddde2d80 r6:83018200 r5:841f938c r4:84931100 [ 1324.841135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.841184][ T32] r10:61c88647 r9:849d0000 r8:8493112c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.841207][ T32] r4:84931100 [ 1324.841225][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.841289][ T32] r10:00000000 r9:84931100 r8:8027f5e8 r7:dfbb1e60 r6:84940600 r5:849d0000 ** 2 printk messages dropped ** [ 1324.841415][ T32] Exception stack(0xdfc8dfb0 to 0xdfc8dff8) ** 6 printk messages dropped ** [ 1324.841876][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1324.842553][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1324.842794][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1324.868718][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1324.869163][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1324.869568][ T32] INFO: task kworker/1:31:3227 blocked for more than 451 seconds. ** 9 printk messages dropped ** [ 1324.870160][ T32] r5:849d0c00 r4:8291892c ** 5 printk messages dropped ** [ 1324.870441][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1324.870746][ T32] r5:00001000 r4:ecbb7000 [ 1324.870794][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1324.871109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1324.871988][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.872312][ T32] dd20: b0f43000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 12 printk messages dropped ** [ 1324.872883][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 8 printk messages dropped ** [ 1324.886895][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1324.887428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1324.887783][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1324.888154][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1324.888763][ T32] r5:00001000 r4:ecc21000 [ 1324.888809][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.888865][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.888920][ T32] r5:85b1078c r4:85b10400 [ 1324.888945][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.889036][ T32] r7:ddde2d80 r6:83018200 r5:85b1078c r4:84931280 [ 1324.889062][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.889109][ T32] r10:61c88647 r9:849d1800 r8:849312ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.889131][ T32] r4:84931280 [ 1324.889172][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.889248][ T32] r10:00000000 r9:84931280 r8:8027f5e8 r7:dfc91e60 r6:84940700 r5:849d1800 [ 1324.889294][ T32] r4:00000001 [ 1324.889354][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.889391][ T32] Exception stack(0xdfcc1fb0 to 0xdfcc1ff8) [ 1324.889429][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.889525][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.889561][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.889590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.889633][ T32] r4:84938c00 [ 1324.890104][ T32] INFO: task kworker/1:32:3231 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.890156][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.890219][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.890356][ T32] Call trace: [ 1324.890397][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.890478][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.890552][ T32] r4:00000000 [ 1324.890585][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.890628][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.890657][ T32] dd20: b14e0000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.890686][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.890729][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.890766][ T32] r5:80000013 r4:80239bb0 [ 1324.890827][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.890883][ T32] r4:82ac11e4 [ 1324.890942][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.891025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.891053][ T32] r4:e055ddc0 [ 1324.891074][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.891119][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.891199][ T32] r4:00000000 [ 1324.891229][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.891298][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.891345][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.891393][ T32] r5:00001000 r4:e03b1000 [ 1324.891415][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.891468][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.891569][ T32] r5:84af0b8c r4:84af0800 [ 1324.891595][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.891692][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.891716][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.891763][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.891785][ T32] r4:84a53d80 [ 1324.891821][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.891871][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.891904][ T32] r4:00000001 [ 1324.891961][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.892030][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.892079][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.892153][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.892203][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.892233][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.892264][ T32] r4:84a51100 [ 1324.892297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.892325][ T32] INFO: task kworker/1:33:3233 blocked for more than 451 seconds. [ 1324.892355][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.892401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.892426][ T32] task:kworker/1:33 state:D stack:0 pid:3233 tgid:3233 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.892516][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1324.892734][ T32] r10:82918930 r9:dfcc9d84 r8:00000002 r7:60000113 r6:dfcc9d8c r5:849d2400 ** 8 printk messages dropped ** [ 1324.916669][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.916727][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.916771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcfe80 [ 1324.916817][ T32] r4:00000000 [ 1324.916917][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.916970][ T32] r9:83018205 r8:849d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1324.916994][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.917042][ T32] r5:00001000 r4:ecfe3000 [ 1324.917126][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.917204][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.917263][ T32] r5:85b12b8c r4:85b12800 [ 1324.917315][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.917369][ T32] r7:ddde2d80 r6:83018200 r5:85b12b8c r4:84931300 [ 1324.917392][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.917440][ T32] r10:61c88647 r9:849d2400 r8:8493132c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.917466][ T32] r4:84931300 [ 1324.917486][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.917544][ T32] r10:00000000 r9:84931300 r8:8027f5e8 r7:dfcc1e60 r6:84940780 r5:849d2400 ** 5 printk messages dropped ** [ 1324.917884][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1324.918832][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 7 printk messages dropped ** [ 1324.919157][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1324.919898][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1324.920393][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1324.920745][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1324.921118][ T32] r10:82918930 r9:dfcd5d84 r8:00000002 r7:60000113 r6:dfcd5d8c r5:849d4800 ** 10 printk messages dropped ** [ 1324.921745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcf600 ** 4 printk messages dropped ** [ 1324.922070][ T32] r5:00001000 r4:ecddd000 ** 4 printk messages dropped ** [ 1324.922267][ T32] r7:ddde2d80 r6:83018200 r5:85b10b8c r4:84931380 ** 7 printk messages dropped ** [ 1324.922730][ T32] Exception stack(0xdfcd5fb0 to 0xdfcd5ff8) ** 6 printk messages dropped ** [ 1324.933847][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1324.934648][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1324.934923][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1324.935240][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1324.935493][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1324.935615][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.935637][ T32] r4:00000001 [ 1324.935656][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.935709][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.935764][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.935798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.935828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.935905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.935952][ T32] r4:84a51100 [ 1324.936005][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.936069][ T32] INFO: task kworker/1:35:3236 blocked for more than 451 seconds. [ 1324.936117][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.936151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.936190][ T32] task:kworker/1:35 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.936350][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.936517][ T32] Call trace: [ 1324.936623][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.936714][ T32] r10:82918930 r9:dfcddd84 r8:00000002 r7:60000113 r6:dfcddd8c r5:849d3000 [ 1324.936785][ T32] r4:849d3000 [ 1324.936848][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.936914][ T32] r5:849d3000 r4:8291892c [ 1324.936940][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.937030][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.937122][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcdde08 [ 1324.937171][ T32] r4:00000000 [ 1324.937196][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.937249][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.937311][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.937360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcf700 [ 1324.937386][ T32] r4:00000000 [ 1324.937407][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.937460][ T32] r9:83018205 r8:849d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1324.937484][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.937556][ T32] r5:00001000 r4:eceff000 [ 1324.937613][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.937673][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.937725][ T32] r5:85b10f8c r4:85b10c00 [ 1324.937772][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.937831][ T32] r7:ddde2d80 r6:83018200 r5:85b10f8c r4:84931400 [ 1324.937853][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.937907][ T32] r10:61c88647 r9:849d3000 r8:8493142c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.937979][ T32] r4:84931400 [ 1324.938033][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.938118][ T32] r10:00000000 r9:84931400 r8:8027f5e8 r7:dfcc9e60 r6:84940880 r5:849d3000 [ 1324.938162][ T32] r4:00000001 [ 1324.938186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.938297][ T32] Exception stack(0xdfcddfb0 to 0xdfcddff8) [ 1324.938360][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.938453][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.938491][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.938533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.938585][ T32] r4:84938d00 [ 1324.939083][ T32] INFO: task kworker/1:35:3236 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.939127][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.939241][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.939342][ T32] Call trace: [ 1324.939382][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.939437][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.939497][ T32] r4:00000000 [ 1324.939552][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.939639][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.939697][ T32] dd20: b1a3a000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.939730][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.939760][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.939821][ T32] r5:80000013 r4:80239bb0 [ 1324.939862][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1324.940179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1324.940835][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1324.941133][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1324.941601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1324.942243][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1324.942826][ T32] r5:00001000 r4:ecfb5000 [ 1324.942846][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1324.968623][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1324.969145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.969179][ T32] r4:84938e80 [ 1324.969724][ T32] INFO: task kworker/1:36:3237 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.969805][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.969920][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.970006][ T32] Call trace: [ 1324.970071][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.970125][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.970148][ T32] r4:00000000 [ 1324.970168][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.970226][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.970284][ T32] dd20: b1e55000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.970331][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.970360][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.970384][ T32] r5:80000013 r4:80239bb0 [ 1324.970405][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.970449][ T32] r4:82ac11e4 [ 1324.970491][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.970571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.970607][ T32] r4:e055ddc0 [ 1324.970655][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.970732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.970759][ T32] r4:00000000 [ 1324.970790][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.970882][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.970907][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.970994][ T32] r5:00001000 r4:e03b1000 [ 1324.971048][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.971106][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.971193][ T32] r5:84af0b8c r4:84af0800 [ 1324.971234][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.971323][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.971357][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.971424][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.971473][ T32] r4:84a53d80 [ 1324.971509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.971599][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.971670][ T32] r4:00000001 [ 1324.971711][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.971748][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.971798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.971831][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.971886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.971926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.971970][ T32] r4:84a51100 [ 1324.971996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.972025][ T32] INFO: task kworker/1:37:3240 blocked for more than 451 seconds. [ 1324.972058][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.972085][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.972105][ T32] task:kworker/1:37 state:D stack:0 pid:3240 tgid:3240 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.972190][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.972256][ T32] Call trace: [ 1324.972294][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.972344][ T32] r10:82918930 r9:dfcf9d84 r8:00000002 r7:60000113 r6:dfcf9d8c r5:849d6c00 [ 1324.972367][ T32] r4:849d6c00 [ 1324.972400][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.972504][ T32] r5:849d6c00 r4:8291892c [ 1324.972555][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.972599][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.972644][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 [ 1324.972690][ T32] r4:00000000 [ 1324.972716][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.972759][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.972833][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.972890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcfd00 [ 1324.972913][ T32] r4:00000000 [ 1324.972965][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.992015][ T32] r9:83018205 r8:849d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1324.992130][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.992208][ T32] r5:00001000 r4:ecfcb000 [ 1324.992230][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.992278][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.992324][ T32] r5:85b1278c r4:85b12400 [ 1324.992368][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.992487][ T32] r7:ddde2d80 r6:83018200 r5:85b1278c r4:84931500 [ 1324.992555][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.992650][ T32] r10:61c88647 r9:849d6c00 r8:8493152c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.992698][ T32] r4:84931500 [ 1324.992742][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.992837][ T32] r10:00000000 r9:84931500 r8:8027f5e8 r7:dfce1e60 r6:84940980 r5:849d6c00 [ 1324.992888][ T32] r4:00000001 [ 1324.992934][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.993038][ T32] Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) [ 1324.993657][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.993737][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.993782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.993818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.993865][ T32] r4:8492a0c0 [ 1324.994527][ T32] INFO: task kworker/1:37:3240 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1324.994605][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.994759][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.994920][ T32] Call trace: [ 1324.995001][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1324.995105][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1324.995170][ T32] r4:00000000 [ 1324.995221][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.995312][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1324.995352][ T32] dd20: b2368000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1324.995390][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1324.995452][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1324.995495][ T32] r5:80000013 r4:80239bb0 [ 1324.995554][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1324.995656][ T32] r4:82ac11e4 [ 1324.995706][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.995794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1324.995859][ T32] r4:e055ddc0 [ 1324.995924][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.996011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1324.996060][ T32] r4:00000000 [ 1324.996104][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.996196][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1324.996225][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.996314][ T32] r5:00001000 r4:e03b1000 [ 1324.996363][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.996443][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.996570][ T32] r5:84af0b8c r4:84af0800 [ 1324.996615][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.996716][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1324.996760][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.996853][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.996905][ T32] r4:84a53d80 [ 1324.996947][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.997038][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1324.997097][ T32] r4:00000001 [ 1324.997133][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.997220][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1324.997301][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.997365][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.997430][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.997505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1324.997535][ T32] r4:84a51100 [ 1324.997577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.997628][ T32] INFO: task kworker/1:38:3241 blocked for more than 451 seconds. [ 1324.997665][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.997692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.997713][ T32] task:kworker/1:38 state:D stack:0 pid:3241 tgid:3241 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.997799][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.997890][ T32] Call trace: [ 1324.997987][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1324.998069][ T32] r10:82918930 r9:dfd05d84 r8:00000002 r7:60000113 r6:dfd05d8c r5:849d5400 [ 1324.998124][ T32] r4:849d5400 [ 1324.998170][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1324.998290][ T32] r5:849d5400 r4:8291892c [ 1324.998335][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.998415][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.998533][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd05e08 [ 1324.998596][ T32] r4:00000000 [ 1324.998640][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1324.998681][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1324.998719][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1324.998758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd0280 [ 1324.998780][ T32] r4:00000000 [ 1324.998798][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1324.998887][ T32] r9:83018205 r8:849d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1324.998937][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1324.999028][ T32] r5:00001000 r4:ed18f000 [ 1324.999069][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1324.999148][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.999249][ T32] r5:85b13f8c r4:85b13c00 [ 1324.999308][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1324.999402][ T32] r7:ddde2d80 r6:83018200 r5:85b13f8c r4:84931580 [ 1324.999444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1324.999536][ T32] r10:61c88647 r9:849d5400 r8:849315ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1324.999610][ T32] r4:84931580 [ 1324.999658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1324.999748][ T32] r10:00000000 r9:84931580 r8:8027f5e8 r7:dfce1e60 r6:84940a00 r5:849d5400 [ 1324.999797][ T32] r4:00000001 [ 1324.999837][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.999912][ T32] Exception stack(0xdfd05fb0 to 0xdfd05ff8) [ 1324.999965][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.000022][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.000077][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.000144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.000193][ T32] r4:8492a0c0 [ 1325.000744][ T32] INFO: task kworker/1:38:3241 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.000831][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.000992][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.001044][ T32] Call trace: [ 1325.001074][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.001122][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.001168][ T32] r4:00000000 [ 1325.001207][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.001288][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.001323][ T32] dd20: b2368000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.001353][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.001389][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.001416][ T32] r5:80000013 r4:80239bb0 [ 1325.001436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.001494][ T32] r4:82ac11e4 [ 1325.001517][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.001584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.001610][ T32] r4:e055ddc0 [ 1325.001649][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.001695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.001729][ T32] r4:00000000 [ 1325.001775][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.001835][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.001856][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.001912][ T32] r5:00001000 r4:e03b1000 [ 1325.001935][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.001974][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.002066][ T32] r5:84af0b8c r4:84af0800 [ 1325.002121][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.002183][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.002214][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.002260][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.002301][ T32] r4:84a53d80 [ 1325.002353][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.002401][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.002466][ T32] r4:00000001 [ 1325.002505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.002548][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.002574][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.002602][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.002655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.002687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.002710][ T32] r4:84a51100 [ 1325.002740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.002770][ T32] INFO: task kworker/1:39:3243 blocked for more than 451 seconds. [ 1325.002799][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.002831][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.002885][ T32] task:kworker/1:39 state:D stack:0 pid:3243 tgid:3243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.002933][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.022226][ T32] Call trace: [ 1325.022316][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.022391][ T32] r10:82918930 r9:dfd15d84 r8:00000002 r7:60000113 r6:dfd15d8c r5:845d0c00 [ 1325.022416][ T32] r4:845d0c00 [ 1325.022436][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.022476][ T32] r5:845d0c00 r4:8291892c [ 1325.022496][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.022539][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.022584][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 [ 1325.022627][ T32] r4:00000000 [ 1325.022670][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.022734][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.022797][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.022842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcfb40 [ 1325.022864][ T32] r4:00000000 [ 1325.022884][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.022955][ T32] r9:83018205 r8:845d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1325.023399][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.023521][ T32] r5:00001000 r4:ecf9b000 [ 1325.023572][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.023619][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.023671][ T32] r5:85b11f8c r4:85b11c00 [ 1325.023694][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.023742][ T32] r7:ddde2d80 r6:83018200 r5:85b11f8c r4:84931600 [ 1325.023774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.023843][ T32] r10:61c88647 r9:845d0c00 r8:8493162c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.023868][ T32] r4:84931600 [ 1325.023887][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.023953][ T32] r10:00000000 r9:84931600 r8:8027f5e8 r7:dfd05e60 r6:84940a80 r5:845d0c00 [ 1325.023978][ T32] r4:00000001 [ 1325.023999][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.024036][ T32] Exception stack(0xdfd15fb0 to 0xdfd15ff8) [ 1325.024065][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.024103][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.024132][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.024171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.024196][ T32] r4:8492a280 [ 1325.024691][ T32] INFO: task kworker/1:39:3243 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.024761][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.024851][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.024899][ T32] Call trace: [ 1325.024957][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.025029][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.025056][ T32] r4:00000000 [ 1325.025106][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.025148][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.025177][ T32] dd20: b2786000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.025206][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.025230][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.025254][ T32] r5:80000013 r4:80239bb0 [ 1325.025293][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.025337][ T32] r4:82ac11e4 [ 1325.025357][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.025399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.025422][ T32] r4:e055ddc0 [ 1325.025441][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.025503][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.025528][ T32] r4:00000000 [ 1325.025548][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.025593][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.025614][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.025655][ T32] r5:00001000 r4:e03b1000 [ 1325.025697][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.025744][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.025817][ T32] r5:84af0b8c r4:84af0800 [ 1325.025871][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.025921][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.025942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.026004][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.026030][ T32] r4:84a53d80 [ 1325.026049][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.026128][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.026153][ T32] r4:00000001 [ 1325.026173][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.026210][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.026236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.026266][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.026320][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.026353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.026376][ T32] r4:84a51100 [ 1325.026397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.026424][ T32] INFO: task kworker/1:40:3245 blocked for more than 451 seconds. ** 4 printk messages dropped ** [ 1325.026612][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.026835][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1325.027309][ T32] r5:00001000 r4:ecf7b000 [ 1325.027352][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.027395][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1325.027650][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1325.028378][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1325.028806][ T32] dd20: b2786000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.028839][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.028884][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.028912][ T32] r5:80000013 r4:80239bb0 [ 1325.028932][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.028992][ T32] r4:82ac11e4 [ 1325.029015][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.029057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.029079][ T32] r4:e055ddc0 [ 1325.029097][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.029156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.029202][ T32] r4:00000000 [ 1325.029245][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.029302][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.029355][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.029439][ T32] r5:00001000 r4:e03b1000 [ 1325.029470][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.029511][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.029579][ T32] r5:84af0b8c r4:84af0800 [ 1325.029602][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.029649][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.029669][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.029770][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.029795][ T32] r4:84a53d80 [ 1325.029835][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.029883][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.029905][ T32] r4:00000001 [ 1325.029924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.029977][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.030006][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.030034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.030081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.030123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.030147][ T32] r4:84a51100 [ 1325.030167][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.030211][ T32] INFO: task kworker/1:41:3247 blocked for more than 451 seconds. [ 1325.030262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.030293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.030315][ T32] task:kworker/1:41 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.030358][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.030456][ T32] Call trace: ** 1 printk messages dropped ** [ 1325.030584][ T32] r10:82918930 r9:df9b9d84 r8:00000002 r7:60000113 r6:df9b9d8c r5:845d3000 ** 10 printk messages dropped ** [ 1325.031211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcff80 ** 4 printk messages dropped ** [ 1325.031548][ T32] r5:00001000 r4:ecff3000 ** 1 printk messages dropped ** [ 1325.031639][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.032022][ T32] r10:00000000 r9:84931700 r8:8027f5e8 r7:dfd05e60 r6:84940b80 r5:845d3000 ** 9 printk messages dropped ** [ 1325.032643][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.066728][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.066931][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.067334][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 5 printk messages dropped ** [ 1325.067613][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.067807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1325.068134][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.068449][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.068814][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.069068][ T32] r7:ddde2d80 r6:83018200 r5:85b1338c r4:84931780 ** 8 printk messages dropped ** [ 1325.069418][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.070037][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.070363][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 9 printk messages dropped ** [ 1325.070710][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1325.071111][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 1 printk messages dropped ** [ 1325.071223][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.071247][ T32] r4:84a53d80 [ 1325.071282][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.071330][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.071353][ T32] r4:00000001 [ 1325.071372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.071427][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.071457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.071485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.071512][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.071540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.071561][ T32] r4:84a51100 [ 1325.071580][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.071603][ T32] INFO: task kworker/1:43:3251 blocked for more than 451 seconds. [ 1325.071657][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.071707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.071730][ T32] task:kworker/1:43 state:D stack:0 pid:3251 tgid:3251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.071787][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.071827][ T32] Call trace: [ 1325.071903][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.071965][ T32] r10:82918930 r9:dfcd9d84 r8:00000002 r7:60000113 r6:dfcd9d8c r5:84843c00 [ 1325.071990][ T32] r4:84843c00 [ 1325.072036][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.072140][ T32] r5:84843c00 r4:8291892c [ 1325.072164][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.072204][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.072248][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 [ 1325.072293][ T32] r4:00000000 [ 1325.072325][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.072388][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.072450][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.072514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bba740 [ 1325.072540][ T32] r4:00000000 [ 1325.072603][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.072663][ T32] r9:83018205 r8:84843c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1325.072686][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.072728][ T32] r5:00001000 r4:ed01d000 [ 1325.072769][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.072833][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.072877][ T32] r5:85b1378c r4:85b13400 [ 1325.072917][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.072972][ T32] r7:ddde2d80 r6:83018200 r5:85b1378c r4:84931800 [ 1325.082458][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.082594][ T32] r10:61c88647 r9:84843c00 r8:8493182c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.082622][ T32] r4:84931800 [ 1325.082643][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.082691][ T32] r10:00000000 r9:84931800 r8:8027f5e8 r7:dfd05e60 r6:84931880 r5:84843c00 [ 1325.082731][ T32] r4:00000001 [ 1325.082755][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.082793][ T32] Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) [ 1325.082822][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.082850][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.082876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.082905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.082951][ T32] r4:8492a700 [ 1325.083895][ T32] INFO: task kworker/1:43:3251 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.084137][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.084289][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.084427][ T32] Call trace: [ 1325.084558][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.084628][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.084667][ T32] r4:00000000 [ 1325.084692][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.084737][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.084770][ T32] dd20: b3047000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.084809][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.084838][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.084891][ T32] r5:80000013 r4:80239bb0 [ 1325.084916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.084975][ T32] r4:82ac11e4 [ 1325.084999][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1325.085182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 9 printk messages dropped ** [ 1325.085747][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 7 printk messages dropped ** [ 1325.086042][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1325.086355][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1325.086691][ T32] r10:82918930 r9:df9fdd84 r8:00000002 r7:60000113 r6:df9fdd8c r5:84845400 ** 6 printk messages dropped ** [ 1325.087023][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.087209][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.087429][ T32] r5:00001000 r4:ed033000 ** 3 printk messages dropped ** [ 1325.087617][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1325.088503][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.089453][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1325.089906][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.090130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1325.090676][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.090975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.091057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.091091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.091124][ T32] r4:84a51100 [ 1325.091148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.091189][ T32] INFO: task kworker/1:45:3256 blocked for more than 451 seconds. [ 1325.091230][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.091297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.091333][ T32] task:kworker/1:45 state:D stack:0 pid:3256 tgid:3256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.091437][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.091495][ T32] Call trace: [ 1325.091545][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.091595][ T32] r10:82918930 r9:dfa1dd84 r8:00000002 r7:60000113 r6:dfa1dd8c r5:845d3c00 [ 1325.091620][ T32] r4:845d3c00 [ 1325.091638][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.091712][ T32] r5:845d3c00 r4:8291892c [ 1325.091735][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.091775][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.091836][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa1de08 [ 1325.091858][ T32] r4:00000000 [ 1325.091877][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.091913][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.091949][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.091989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd0980 [ 1325.092011][ T32] r4:00000000 [ 1325.092030][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.092134][ T32] r9:83018205 r8:845d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1325.092184][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.092230][ T32] r5:00001000 r4:ed1fd000 [ 1325.092262][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.092339][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.092383][ T32] r5:85b15b8c r4:85b15800 [ 1325.092415][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.092476][ T32] r7:ddde2d80 r6:83018200 r5:85b15b8c r4:84931a00 [ 1325.092512][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.092561][ T32] r10:61c88647 r9:845d3c00 r8:84931a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.092584][ T32] r4:84931a00 [ 1325.092603][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.092675][ T32] r10:00000000 r9:84931a00 r8:8027f5e8 r7:dfd05e60 r6:84940c80 r5:845d3c00 [ 1325.092726][ T32] r4:00000001 [ 1325.092759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.092857][ T32] Exception stack(0xdfa1dfb0 to 0xdfa1dff8) [ 1325.092897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.092943][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.092979][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.093118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.123674][ T32] r4:8492ab80 [ 1325.124130][ T32] INFO: task kworker/1:45:3256 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.124170][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.124874][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 9 printk messages dropped ** [ 1325.125248][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.125527][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.125857][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.126069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1325.126571][ T32] r10:82918930 r9:dfa2dd84 r8:00000002 r7:60000113 r6:dfa2dd8c r5:845d5400 ** 8 printk messages dropped ** [ 1325.126874][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.127159][ T32] r5:00001000 r4:ed19d000 [ 1325.127178][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.127216][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.127257][ T32] r5:85b1438c r4:85b14000 [ 1325.127290][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.127356][ T32] r7:ddde2d80 r6:83018200 r5:85b1438c r4:84931a80 [ 1325.127380][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.127426][ T32] r10:61c88647 r9:845d5400 r8:84931aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.127447][ T32] r4:84931a80 [ 1325.127466][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.127508][ T32] r10:00000000 r9:84931a80 r8:8027f5e8 r7:dfa1de60 r6:84940d00 r5:845d5400 [ 1325.127555][ T32] r4:00000001 [ 1325.127577][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.127613][ T32] Exception stack(0xdfa2dfb0 to 0xdfa2dff8) [ 1325.127659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.127693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.127720][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.127770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.127815][ T32] r4:8492ac80 [ 1325.128111][ T32] INFO: task kworker/1:46:3257 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.128143][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.128242][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.128327][ T32] Call trace: [ 1325.128361][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.128409][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.128433][ T32] r4:00000000 [ 1325.128451][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.128510][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.128573][ T32] dd20: b34b1000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.128606][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.128675][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.128724][ T32] r5:80000013 r4:80239bb0 [ 1325.128768][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.128811][ T32] r4:82ac11e4 [ 1325.128831][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.128873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.128915][ T32] r4:e055ddc0 [ 1325.128937][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.128980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.129022][ T32] r4:00000000 [ 1325.129065][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.129113][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.129135][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.129196][ T32] r5:00001000 r4:e03b1000 [ 1325.129239][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.129312][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.129410][ T32] r5:84af0b8c r4:84af0800 [ 1325.129432][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.129480][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.129533][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.129603][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.129649][ T32] r4:84a53d80 ** 1 printk messages dropped ** [ 1325.129762][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1325.130126][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1325.130376][ T32] r10:82918930 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:845d6000 ** 9 printk messages dropped ** [ 1325.130794][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1325.131061][ T32] r5:00001000 r4:ed1ab000 ** 2 printk messages dropped ** [ 1325.131172][ T32] r5:85b1478c r4:85b14400 ** 2 printk messages dropped ** [ 1325.131302][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.131660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1325.132197][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1325.132668][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.132923][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.164410][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1325.164736][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1325.165592][ T32] INFO: task kworker/1:48:3262 blocked for more than 451 seconds. ** 8 printk messages dropped ** [ 1325.166266][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1325.166983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd0580 [ 1325.167042][ T32] r4:00000000 [ 1325.167084][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.167174][ T32] r9:83018205 r8:845d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1325.167223][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.167318][ T32] r5:00001000 r4:ed1bf000 [ 1325.167417][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.167507][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.167593][ T32] r5:85b14b8c r4:85b14800 [ 1325.167635][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.167722][ T32] r7:ddde2d80 r6:83018200 r5:85b14b8c r4:84931b80 [ 1325.167793][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.167891][ T32] r10:61c88647 r9:845d6c00 r8:84931bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.167938][ T32] r4:84931b80 [ 1325.167980][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.168068][ T32] r10:00000000 r9:84931b80 r8:8027f5e8 r7:dfa1de60 r6:84940e00 r5:845d6c00 [ 1325.168114][ T32] r4:00000001 [ 1325.168177][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.168279][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1325.168337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.168394][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.168447][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.168527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.168577][ T32] r4:84938840 [ 1325.169321][ T32] INFO: task kworker/1:48:3262 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.169387][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.169498][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.169584][ T32] Call trace: [ 1325.169643][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.169733][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.169779][ T32] r4:00000000 [ 1325.169856][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.169943][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.170001][ T32] dd20: b3d3c000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.170058][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.170112][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.170159][ T32] r5:80000013 r4:80239bb0 [ 1325.170198][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.170302][ T32] r4:82ac11e4 [ 1325.170351][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.170432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.170478][ T32] r4:e055ddc0 [ 1325.170515][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.170598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.170644][ T32] r4:00000000 [ 1325.170711][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.170809][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.170852][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1325.171324][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 5 printk messages dropped ** [ 1325.171785][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.172139][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.172656][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.172739][ T32] Call trace: [ 1325.172803][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.172892][ T32] r10:82918930 r9:dfa89d84 r8:00000002 r7:60000113 r6:dfa89d8c r5:845d2400 [ 1325.172938][ T32] r4:845d2400 [ 1325.172977][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.195431][ T32] r5:845d2400 r4:8291892c [ 1325.195477][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.195544][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.195607][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa89e08 [ 1325.195657][ T32] r4:00000000 [ 1325.195681][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.195770][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.195825][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.195870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd0680 [ 1325.195904][ T32] r4:00000000 [ 1325.195937][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.195988][ T32] r9:83018205 r8:845d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1325.196010][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.196078][ T32] r5:00001000 r4:ed1cd000 [ 1325.196111][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.196156][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.196199][ T32] r5:85b14f8c r4:85b14c00 [ 1325.196219][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.196287][ T32] r7:ddde2d80 r6:83018200 r5:85b14f8c r4:84931c00 [ 1325.196312][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.196359][ T32] r10:61c88647 r9:845d2400 r8:84931c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.196381][ T32] r4:84931c00 [ 1325.196409][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.196494][ T32] r10:00000000 r9:84931c00 r8:8027f5e8 r7:dfa1de60 r6:84940e80 r5:845d2400 [ 1325.196548][ T32] r4:00000001 [ 1325.196571][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1325.196790][ T32] r4:8492ac80 ** 6 printk messages dropped ** [ 1325.197555][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1325.197641][ T32] dd20: b4172000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.197670][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.197695][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.197719][ T32] r5:80000013 r4:80239bb0 [ 1325.197738][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.197798][ T32] r4:82ac11e4 [ 1325.197840][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.197915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.197940][ T32] r4:e055ddc0 [ 1325.197983][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.198037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.198062][ T32] r4:00000000 [ 1325.198101][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.198149][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.198192][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.198297][ T32] r5:00001000 r4:e03b1000 [ 1325.198342][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.198384][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.198447][ T32] r5:84af0b8c r4:84af0800 [ 1325.198469][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.198516][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.198538][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.198582][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.198604][ T32] r4:84a53d80 [ 1325.198623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.198668][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.198689][ T32] r4:00000001 [ 1325.198729][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.198767][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.198793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.198821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.198847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.198876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.198897][ T32] r4:84a51100 [ 1325.198935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1325.199110][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.199516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaa1e08 ** 9 printk messages dropped ** [ 1325.199914][ T32] r5:00001000 r4:ed1db000 [ 1325.199965][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1325.200117][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1325.200604][ T32] Exception stack(0xdfaa1fb0 to 0xdfaa1ff8) ** 6 printk messages dropped ** [ 1325.201505][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.202544][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1325.223823][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.224566][ T32] r4:84a53d80 ** 5 printk messages dropped ** [ 1325.224943][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.225511][ T32] task:kworker/1:51 state:D stack:0 pid:3267 tgid:3267 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.226052][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.226331][ T32] r5:00001000 r4:ed1eb000 ** 4 printk messages dropped ** [ 1325.226532][ T32] r7:ddde2d80 r6:83018200 r5:85b1578c r4:84931d00 ** 10 printk messages dropped ** [ 1325.226892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1325.227791][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1325.227982][ T32] r4:82ac11e4 [ 1325.228033][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.228107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.228137][ T32] r4:e055ddc0 [ 1325.228156][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.228197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.228220][ T32] r4:00000000 [ 1325.228264][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.228341][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.228371][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.228413][ T32] r5:00001000 r4:e03b1000 [ 1325.228434][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.228557][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.228616][ T32] r5:84af0b8c r4:84af0800 [ 1325.228636][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.228683][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.228718][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.228768][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.228792][ T32] r4:84a53d80 [ 1325.228811][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.228854][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.228875][ T32] r4:00000001 [ 1325.228894][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.228927][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.228952][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.228979][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.229006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.229034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.229089][ T32] r4:84a51100 [ 1325.229112][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.229156][ T32] INFO: task kworker/1:52:3269 blocked for more than 451 seconds. [ 1325.229186][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.229209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.229229][ T32] task:kworker/1:52 state:D stack:0 pid:3269 tgid:3269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.229325][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.229366][ T32] Call trace: [ 1325.229445][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.229494][ T32] r10:82918930 r9:dfab9d84 r8:00000002 r7:60000113 r6:dfab9d8c r5:84801800 [ 1325.229516][ T32] r4:84801800 [ 1325.229535][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.229573][ T32] r5:84801800 r4:8291892c [ 1325.229641][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.229684][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.229730][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab9e08 [ 1325.229798][ T32] r4:00000000 [ 1325.229821][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.229868][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.229916][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.229960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd0a80 [ 1325.229982][ T32] r4:00000000 [ 1325.230029][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.230076][ T32] r9:83018205 r8:84801800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1325.230098][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.230159][ T32] r5:00001000 r4:ed211000 [ 1325.230182][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.230221][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.230291][ T32] r5:85b15f8c r4:85b15c00 [ 1325.230314][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.230358][ T32] r7:ddde2d80 r6:83018200 r5:85b15f8c r4:84931d80 [ 1325.230377][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.230437][ T32] r10:61c88647 r9:84801800 r8:84931dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.230482][ T32] r4:84931d80 [ 1325.230504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.230547][ T32] r10:00000000 r9:84931d80 r8:8027f5e8 r7:dfa1de60 r6:846f7000 r5:84801800 [ 1325.230570][ T32] r4:00000001 [ 1325.230589][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.230621][ T32] Exception stack(0xdfab9fb0 to 0xdfab9ff8) [ 1325.230646][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1325.231121][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1325.231802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 12 printk messages dropped ** [ 1325.232321][ T32] r4:84a53d80 ** 5 printk messages dropped ** [ 1325.232583][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.232616][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.232654][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.232685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.232707][ T32] r4:84a51100 [ 1325.232726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.232770][ T32] INFO: task kworker/1:53:3274 blocked for more than 451 seconds. [ 1325.232807][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.232833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.232873][ T32] task:kworker/1:53 state:D stack:0 pid:3274 tgid:3274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.232921][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.233036][ T32] Call trace: [ 1325.253447][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.253530][ T32] r10:82918930 r9:dfaf9d84 r8:00000002 r7:60000113 r6:dfaf9d8c r5:84803000 [ 1325.253555][ T32] r4:84803000 [ 1325.253575][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.253615][ T32] r5:84803000 r4:8291892c [ 1325.253636][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.253676][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.253748][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf9e08 [ 1325.253804][ T32] r4:00000000 [ 1325.253836][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.253888][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.253931][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.253982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd0c80 [ 1325.254008][ T32] r4:00000000 [ 1325.254027][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.254094][ T32] r9:83018205 r8:84803000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 ** 1 printk messages dropped ** [ 1325.254171][ T32] r5:00001000 r4:ed231000 [ 1325.254191][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.254369][ T32] r7:ddde2d80 r6:83018200 r5:85b1678c r4:84931e00 ** 7 printk messages dropped ** [ 1325.254635][ T32] Exception stack(0xdfaf9fb0 to 0xdfaf9ff8) ** 6 printk messages dropped ** [ 1325.255303][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.255938][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1325.256265][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 8 printk messages dropped ** [ 1325.256733][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.257033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.257416][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.257810][ T32] r5:84803c00 r4:8291892c ** 3 printk messages dropped ** [ 1325.258108][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.258687][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1325.258919][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.259609][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.260032][ T32] r4:848f5380 ** 3 printk messages dropped ** [ 1325.261055][ T32] Call trace: [ 1325.261130][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.261232][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.261292][ T32] r4:00000000 [ 1325.261339][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.261421][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.261483][ T32] dd20: b47e0000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.261531][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.261561][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.261586][ T32] r5:80000013 r4:80239bb0 [ 1325.261609][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.261652][ T32] r4:82ac11e4 [ 1325.261677][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.261770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.261822][ T32] r4:e055ddc0 [ 1325.261896][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.261988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.262035][ T32] r4:00000000 [ 1325.262079][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.262177][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.262220][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.262310][ T32] r5:00001000 r4:e03b1000 [ 1325.262352][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.262600][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.262657][ T32] r5:84af0b8c r4:84af0800 [ 1325.262678][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.262724][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.262746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.262800][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.262826][ T32] r4:84a53d80 [ 1325.262845][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.262889][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.262911][ T32] r4:00000001 [ 1325.262956][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.262993][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.263067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.293669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.293768][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.293842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.293896][ T32] r4:84a51100 [ 1325.293952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.294019][ T32] INFO: task kworker/1:55:3278 blocked for more than 451 seconds. [ 1325.294108][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.294167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.294216][ T32] task:kworker/1:55 state:D stack:0 pid:3278 tgid:3278 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.294401][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.294964][ T32] r5:84804800 r4:8291892c ** 5 printk messages dropped ** [ 1325.295431][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.295956][ T32] r5:00001000 r4:ed257000 ** 1 printk messages dropped ** [ 1325.296083][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.296172][ T32] r5:85b16f8c r4:85b16c00 [ 1325.296219][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.296317][ T32] r7:ddde2d80 r6:83018200 r5:85b16f8c r4:84931f00 [ 1325.296366][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.296507][ T32] r10:61c88647 r9:84804800 r8:84931f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.296585][ T32] r4:84931f00 [ 1325.296662][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.296793][ T32] r10:00000000 r9:84931f00 r8:8027f5e8 r7:dfaf9e60 r6:846f7280 r5:84804800 [ 1325.296851][ T32] r4:00000001 [ 1325.296907][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.296986][ T32] Exception stack(0xdfd2dfb0 to 0xdfd2dff8) [ 1325.297066][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.297140][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.297196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.297287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.297384][ T32] r4:848f5800 [ 1325.298087][ T32] INFO: task kworker/1:55:3278 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.298191][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.298394][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.298600][ T32] Call trace: [ 1325.298716][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.298840][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.298897][ T32] r4:00000000 [ 1325.298947][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.299031][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.299094][ T32] dd20: b4df0000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.299155][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.299209][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.299264][ T32] r5:80000013 r4:80239bb0 ** 1 printk messages dropped ** [ 1325.299453][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1325.300066][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.300787][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.301420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.302109][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.302621][ T32] r5:84805400 r4:8291892c ** 3 printk messages dropped ** [ 1325.302906][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.328789][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.329155][ T32] r5:00001000 r4:ed23f000 [ 1325.329213][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.329621][ T32] r7:ddde2d80 r6:83018200 r5:85b16b8c r4:84931f80 ** 2 printk messages dropped ** [ 1325.329821][ T32] r4:84931f80 ** 6 printk messages dropped ** [ 1325.330312][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.331832][ T32] Call trace: ** 4 printk messages dropped ** [ 1325.332206][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1325.332725][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.344021][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.344651][ T32] r5:84af0b8c r4:84af0800 ** 4 printk messages dropped ** [ 1325.345068][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1325.345299][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.345830][ T32] r4:84a51100 ** 3 printk messages dropped ** [ 1325.346107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1325.347053][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.347363][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.347437][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.347531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85baa040 [ 1325.347585][ T32] r4:00000000 [ 1325.347656][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.347773][ T32] r9:83018205 r8:84806000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1325.347826][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.347921][ T32] r5:00001000 r4:ed287000 [ 1325.347967][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.348049][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.348136][ T32] r5:85b17b8c r4:85b17800 [ 1325.348181][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.348274][ T32] r7:ddde2d80 r6:83018200 r5:85b17b8c r4:8491b000 [ 1325.348374][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.348497][ T32] r10:61c88647 r9:84806000 r8:8491b02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.348559][ T32] r4:8491b000 [ 1325.348629][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.348736][ T32] r10:00000000 r9:8491b000 r8:8027f5e8 r7:dfd2de60 r6:846f7380 r5:84806000 [ 1325.348818][ T32] r4:00000001 [ 1325.348873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.348953][ T32] Exception stack(0xdfd45fb0 to 0xdfd45ff8) [ 1325.349037][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.349108][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.349169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.349235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.349319][ T32] r4:848f5840 [ 1325.350058][ T32] INFO: task kworker/1:57:3282 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.350134][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.350254][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.350351][ T32] Call trace: [ 1325.350418][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.350527][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.350582][ T32] r4:00000000 [ 1325.350626][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.350710][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.350794][ T32] dd20: b50d4000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.350866][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.350932][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.350983][ T32] r5:80000013 r4:80239bb0 [ 1325.351043][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.351139][ T32] r4:82ac11e4 [ 1325.351188][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.351279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.351327][ T32] r4:e055ddc0 [ 1325.351366][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.351448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.351492][ T32] r4:00000000 [ 1325.351535][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.351616][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.351699][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.351783][ T32] r5:00001000 r4:e03b1000 [ 1325.351822][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.351895][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.351985][ T32] r5:84af0b8c r4:84af0800 [ 1325.352047][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.352148][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.352196][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.352539][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.352596][ T32] r4:84a53d80 [ 1325.352735][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.352839][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.352940][ T32] r4:00000001 [ 1325.381467][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.381714][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.381819][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.381902][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1325.382227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1325.382763][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.388190][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1325.388919][ T32] r9:83018205 r8:84806c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 ** 1 printk messages dropped ** [ 1325.389081][ T32] r5:00001000 r4:ed265000 ** 4 printk messages dropped ** [ 1325.389485][ T32] r7:ddde2d80 r6:83018200 r5:85b1738c r4:8491b080 ** 8 printk messages dropped ** [ 1325.390128][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.391344][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1325.392088][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1325.392392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.392444][ T32] r4:e055ddc0 [ 1325.392513][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.392627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.392693][ T32] r4:00000000 [ 1325.392739][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.392837][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.392891][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.393036][ T32] r5:00001000 r4:e03b1000 [ 1325.410293][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.410460][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.410585][ T32] r5:84af0b8c r4:84af0800 [ 1325.410666][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.410773][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.410833][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.410935][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.410986][ T32] r4:84a53d80 [ 1325.411031][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.411128][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.411182][ T32] r4:00000001 [ 1325.411280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.411381][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.411445][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.411526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.411593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.411669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.411752][ T32] r4:84a51100 [ 1325.411820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.411884][ T32] INFO: task kworker/1:59:3286 blocked for more than 451 seconds. [ 1325.411959][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.412048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.412108][ T32] task:kworker/1:59 state:D stack:0 pid:3286 tgid:3286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.412227][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.412329][ T32] Call trace: [ 1325.412401][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.412538][ T32] r10:82918930 r9:dfd5dd84 r8:00000002 r7:60000113 r6:dfd5dd8c r5:845d4800 [ 1325.412597][ T32] r4:845d4800 [ 1325.412669][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.412777][ T32] r5:845d4800 r4:8291892c [ 1325.412826][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.412909][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.413088][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd5de08 [ 1325.426914][ T32] r4:00000000 [ 1325.427004][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.427125][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.427215][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.427347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bcff00 [ 1325.427469][ T32] r4:00000000 [ 1325.427580][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.427689][ T32] r9:83018205 r8:845d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1325.427771][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.427879][ T32] r5:00001000 r4:ed273000 [ 1325.427949][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.428042][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.428147][ T32] r5:85b1778c r4:85b17400 [ 1325.428201][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.428304][ T32] r7:ddde2d80 r6:83018200 r5:85b1778c r4:8491b100 [ 1325.428430][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.428565][ T32] r10:61c88647 r9:845d4800 r8:8491b12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.428626][ T32] r4:8491b100 [ 1325.428673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.428770][ T32] r10:00000000 r9:8491b100 r8:8027f5e8 r7:dfd45e60 r6:846f7480 r5:845d4800 [ 1325.428817][ T32] r4:00000001 [ 1325.428893][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.428980][ T32] Exception stack(0xdfd5dfb0 to 0xdfd5dff8) [ 1325.429072][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.429141][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.429199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.429261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.429316][ T32] r4:848f5c80 [ 1325.430009][ T32] INFO: task kworker/1:59:3286 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.430090][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.430236][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.430795][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.430864][ T32] dd20: b5714000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.430928][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.431056][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.431124][ T32] r5:80000013 r4:80239bb0 [ 1325.431175][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.431275][ T32] r4:82ac11e4 [ 1325.431321][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.431428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.431490][ T32] r4:e055ddc0 [ 1325.431556][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.431653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.431724][ T32] r4:00000000 [ 1325.431771][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.431872][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.431924][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.432012][ T32] r5:00001000 r4:e03b1000 [ 1325.432058][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.432165][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1325.432418][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 5 printk messages dropped ** [ 1325.432873][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.447206][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1325.447656][ T32] task:kworker/1:60 state:D stack:0 pid:3294 tgid:3294 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.448662][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1325.449376][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.449463][ T32] r5:00001000 r4:ed2af000 ** 1 printk messages dropped ** [ 1325.449633][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.450244][ T32] r10:00000000 r9:8491b180 r8:8027f5e8 r7:dfd45e60 r6:846f7500 r5:84981800 ** 9 printk messages dropped ** [ 1325.451674][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.452750][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1325.473808][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1325.473979][ T32] r5:84af0b8c r4:84af0800 [ 1325.474013][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.474065][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.474087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.474133][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.474155][ T32] r4:84a53d80 [ 1325.474175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.474221][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.474243][ T32] r4:00000001 [ 1325.474298][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.474366][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.474400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.474430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.474457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.474486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.474508][ T32] r4:84a51100 [ 1325.474531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.474560][ T32] INFO: task kworker/1:61:3295 blocked for more than 452 seconds. [ 1325.474594][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.474619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.474640][ T32] task:kworker/1:61 state:D stack:0 pid:3295 tgid:3295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.474708][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.474798][ T32] Call trace: [ 1325.474837][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.474891][ T32] r10:82918930 r9:dfa99d84 r8:00000002 r7:60000113 r6:dfa99d8c r5:84846000 [ 1325.474942][ T32] r4:84846000 [ 1325.474967][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.475035][ T32] r5:84846000 r4:8291892c [ 1325.475059][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.475101][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.475148][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa99e08 [ 1325.475170][ T32] r4:00000000 [ 1325.475191][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.475229][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.475271][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.475373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85baa300 [ 1325.475399][ T32] r4:00000000 [ 1325.475419][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.475464][ T32] r9:83018205 r8:84846000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1325.475539][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.475584][ T32] r5:00001000 r4:ed295000 [ 1325.475604][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.475641][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.475683][ T32] r5:85b17f8c r4:85b17c00 [ 1325.475768][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.475818][ T32] r7:ddde2d80 r6:83018200 r5:85b17f8c r4:8491b200 [ 1325.475838][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.475882][ T32] r10:61c88647 r9:84846000 r8:8491b22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.475905][ T32] r4:8491b200 [ 1325.475951][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.476028][ T32] r10:00000000 r9:8491b200 r8:8027f5e8 r7:dfb89e60 r6:8491b280 r5:84846000 [ 1325.476082][ T32] r4:00000001 [ 1325.476131][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.476205][ T32] Exception stack(0xdfa99fb0 to 0xdfa99ff8) [ 1325.476282][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.476316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.476343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.476403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.476430][ T32] r4:83f9b100 [ 1325.476895][ T32] INFO: task kworker/1:61:3295 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.476932][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1325.477277][ T32] dd20: b5cc7000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 10 printk messages dropped ** [ 1325.477617][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.477880][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1325.478032][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1325.478498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1325.478673][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.478720][ T32] Call trace: [ 1325.478751][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.478797][ T32] r10:82918930 r9:dfc9dd84 r8:00000002 r7:60000113 r6:dfc9dd8c r5:84844800 [ 1325.478820][ T32] r4:84844800 [ 1325.478839][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.478877][ T32] r5:84844800 r4:8291892c [ 1325.478897][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.478936][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.478980][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc9de08 [ 1325.479001][ T32] r4:00000000 [ 1325.479020][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.479057][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.479091][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.479131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85baa440 [ 1325.479153][ T32] r4:00000000 [ 1325.479171][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.479237][ T32] r9:83018205 r8:84844800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1325.479267][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.479310][ T32] r5:00001000 r4:ed29f000 [ 1325.479332][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.479375][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.479417][ T32] r5:85b1838c r4:85b18000 [ 1325.479436][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.479479][ T32] r7:ddde2d80 r6:83018200 r5:85b1838c r4:8491b300 [ 1325.479523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.479571][ T32] r10:61c88647 r9:84844800 r8:8491b32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.479594][ T32] r4:8491b300 [ 1325.479612][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.479655][ T32] r10:00000000 r9:8491b300 r8:8027f5e8 r7:dfb89e60 r6:8491b380 r5:84844800 [ 1325.479676][ T32] r4:00000001 [ 1325.479695][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.479752][ T32] Exception stack(0xdfc9dfb0 to 0xdfc9dff8) [ 1325.479782][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.479831][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.479860][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.479928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.479953][ T32] r4:83f9b100 [ 1325.480239][ T32] INFO: task kworker/1:62:3296 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.480277][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.480352][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.480418][ T32] Call trace: [ 1325.480449][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.480533][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.480560][ T32] r4:00000000 [ 1325.480580][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.480618][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.480668][ T32] dd20: b5cc7000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.480700][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.480726][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1325.480847][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1325.480949][ T32] r4:e055ddc0 ** 8 printk messages dropped ** [ 1325.481283][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.481607][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1325.481948][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1325.482201][ T32] r4:84843000 ** 5 printk messages dropped ** [ 1325.482391][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.482545][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.482698][ T32] r5:00001000 r4:ed387000 [ 1325.482718][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1325.482819][ T32] r5:85b18b8c r4:85b18800 ** 4 printk messages dropped ** [ 1325.482997][ T32] r4:8491b400 ** 4 printk messages dropped ** [ 1325.504535][ T32] Exception stack(0xdfba1fb0 to 0xdfba1ff8) [ 1325.504592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.504649][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.504685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.504715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.504738][ T32] r4:83f9b100 [ 1325.505171][ T32] INFO: task kworker/1:63:3297 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.505207][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.505288][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.505358][ T32] Call trace: [ 1325.505390][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.505442][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.505486][ T32] r4:00000000 [ 1325.505510][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.505571][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.505603][ T32] dd20: b60fd000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.505633][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.505659][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.505704][ T32] r5:80000013 r4:80239bb0 [ 1325.505728][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.505772][ T32] r4:82ac11e4 [ 1325.505815][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.505884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.505916][ T32] r4:e055ddc0 [ 1325.505959][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.506005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.506030][ T32] r4:00000000 [ 1325.506051][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1325.506147][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.506340][ T32] r5:84af0b8c r4:84af0800 [ 1325.506360][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.506407][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.506428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.506473][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.506495][ T32] r4:84a53d80 [ 1325.506514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.506568][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.506625][ T32] r4:00000001 [ 1325.506680][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.506744][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.506779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.506809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.506837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.506866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.506888][ T32] r4:84a51100 [ 1325.506909][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.507073][ T32] INFO: task kworker/0:70:3598 blocked for more than 452 seconds. [ 1325.507112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.507139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.507172][ T32] task:kworker/0:70 state:D stack:0 pid:3598 tgid:3598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.507225][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.507339][ T32] Call trace: [ 1325.507382][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1325.507544][ T32] r5:84766c00 r4:8291892c ** 3 printk messages dropped ** [ 1325.507688][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.507863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b34040 ** 4 printk messages dropped ** [ 1325.508052][ T32] r5:00001000 r4:e06a9000 ** 2 printk messages dropped ** [ 1325.508162][ T32] r5:84b09b8c r4:84b09800 ** 3 printk messages dropped ** [ 1325.508345][ T32] r10:61c88647 r9:84766c00 r8:84a9d8ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1325.508717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.509330][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 11 printk messages dropped ** [ 1325.509844][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1325.510101][ T32] r5:00001000 r4:e03b1000 ** 6 printk messages dropped ** [ 1325.510334][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.510569][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.511034][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.511411][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.511712][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.511837][ T32] r5:00001000 r4:e03bf000 [ 1325.511878][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.512092][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 7 printk messages dropped ** [ 1325.512402][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 6 printk messages dropped ** [ 1325.512963][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.547798][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1325.548295][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.548622][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.548849][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.548925][ T32] r4:84a53d80 [ 1325.549034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.549087][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.549111][ T32] r4:00000001 [ 1325.549153][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.549194][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.549225][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.549256][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.549381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.549418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.549443][ T32] r4:84a51100 [ 1325.549468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.549512][ T32] INFO: task kworker/1:206:3671 blocked for more than 452 seconds. [ 1325.549549][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.549576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.549629][ T32] task:kworker/1:206 state:D stack:0 pid:3671 tgid:3671 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.549691][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.549743][ T32] Call trace: [ 1325.549775][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.549823][ T32] r10:82918930 r9:e0561d84 r8:00000002 r7:60000113 r6:e0561d8c r5:84abe000 [ 1325.549850][ T32] r4:84abe000 [ 1325.549872][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.549914][ T32] r5:84abe000 r4:8291892c [ 1325.549934][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.550001][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.550060][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0561e08 [ 1325.550086][ T32] r4:00000000 [ 1325.550121][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.550174][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.550220][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.550296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51800 [ 1325.550335][ T32] r4:00000000 [ 1325.550361][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.550416][ T32] r9:83018205 r8:84abe000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1325.550468][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.550522][ T32] r5:00001000 r4:e03e7000 [ 1325.550543][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.550609][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.550682][ T32] r5:84af138c r4:84af1000 [ 1325.550736][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.550785][ T32] r7:ddde2d80 r6:83018200 r5:84af138c r4:84a53e80 [ 1325.550836][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.550886][ T32] r10:61c88647 r9:84abe000 r8:84a53eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.550909][ T32] r4:84a53e80 [ 1325.550987][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.551038][ T32] r10:00000000 r9:84a53e80 r8:8027f5e8 r7:e055de60 r6:84a53f00 r5:84abe000 [ 1325.551088][ T32] r4:00000001 [ 1325.551137][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.551256][ T32] Exception stack(0xe0561fb0 to 0xe0561ff8) [ 1325.551309][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.551342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.551370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.551419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.551478][ T32] r4:84a51100 [ 1325.551897][ T32] INFO: task kworker/1:206:3671 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.551942][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.552005][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.552073][ T32] Call trace: [ 1325.552133][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.552184][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.552235][ T32] r4:00000000 [ 1325.552258][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.552303][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.552331][ T32] dd20: b6849000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.552361][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.552387][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1325.552526][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1325.552911][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 8 printk messages dropped ** [ 1325.561104][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.561396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.561700][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.561993][ T32] r5:84ab0000 r4:8291892c ** 5 printk messages dropped ** [ 1325.562246][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.562645][ T32] r5:00001000 r4:e03d1000 [ 1325.562671][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1325.562919][ T32] r10:61c88647 r9:84ab0000 r8:84a53fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.569224][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.569275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.569311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.569334][ T32] r4:84a51100 [ 1325.569768][ T32] INFO: task kworker/1:207:3672 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.569825][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.570008][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.570323][ T32] Call trace: [ 1325.570391][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.570457][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.570483][ T32] r4:00000000 [ 1325.570559][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.570714][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.570762][ T32] dd20: b6849000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.570801][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.570854][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.570884][ T32] r5:80000013 r4:80239bb0 [ 1325.570906][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.570951][ T32] r4:82ac11e4 [ 1325.570999][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.571102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.571130][ T32] r4:e055ddc0 [ 1325.571152][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.571195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.571217][ T32] r4:00000000 [ 1325.571236][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.571296][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.571372][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.571420][ T32] r5:00001000 r4:e03b1000 [ 1325.571443][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.571483][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.571547][ T32] r5:84af0b8c r4:84af0800 [ 1325.571569][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.571617][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.571639][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.571688][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.571710][ T32] r4:84a53d80 [ 1325.571758][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.571810][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.571834][ T32] r4:00000001 [ 1325.571854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.571889][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.571917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.571946][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.571974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.572059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.572086][ T32] r4:84a51100 [ 1325.572109][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.572139][ T32] INFO: task kworker/0:77:3674 blocked for more than 452 seconds. [ 1325.572255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.572292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.572315][ T32] task:kworker/0:77 state:D stack:0 pid:3674 tgid:3674 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.572376][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.572497][ T32] Call trace: [ 1325.572556][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.572623][ T32] r10:82918930 r9:e0549d84 r8:00000002 r7:60000113 r6:e0549d8c r5:847bbc00 [ 1325.572653][ T32] r4:847bbc00 [ 1325.572673][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.572713][ T32] r5:847bbc00 r4:8291892c [ 1325.572734][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.572786][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.572948][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.587349][ T32] r5:00001000 r4:e06a1000 [ 1325.587389][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.587594][ T32] r7:dddced80 r6:83018000 r5:84b0978c r4:84a4a500 ** 7 printk messages dropped ** [ 1325.588093][ T32] Exception stack(0xe0549fb0 to 0xe0549ff8) ** 6 printk messages dropped ** [ 1325.588775][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1325.589376][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1325.589642][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1325.589958][ T32] r5:00001000 r4:e03b1000 ** 6 printk messages dropped ** [ 1325.590310][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1325.590418][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1325.590607][ T32] r4:84a51100 [ 1325.590629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.590658][ T32] INFO: task kworker/1:208:3676 blocked for more than 452 seconds. [ 1325.590692][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.590718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.590760][ T32] task:kworker/1:208 state:D stack:0 pid:3676 tgid:3676 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.590810][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.590884][ T32] Call trace: [ 1325.591086][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.591150][ T32] r10:82918930 r9:e056dd84 r8:00000002 r7:60000013 r6:e056dd8c r5:847bd400 [ 1325.591193][ T32] r4:847bd400 [ 1325.591243][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.591310][ T32] r5:847bd400 r4:8291892c [ 1325.591334][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.591375][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.591446][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e056de08 [ 1325.591473][ T32] r4:00000000 [ 1325.591495][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.591533][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.591594][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.591640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51900 [ 1325.591663][ T32] r4:00000000 [ 1325.591683][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.591755][ T32] r9:83018205 r8:847bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1325.591780][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.591833][ T32] r5:00001000 r4:e03fb000 [ 1325.591856][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.591915][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.592011][ T32] r5:84af178c r4:84af1400 [ 1325.592038][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.592083][ T32] r7:ddde2d80 r6:83018200 r5:84af178c r4:84a43080 [ 1325.592131][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.592179][ T32] r10:61c88647 r9:847bd400 r8:84a430ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.592230][ T32] r4:84a43080 [ 1325.592253][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.592334][ T32] r10:00000000 r9:84a43080 r8:8027f5e8 r7:e0561e60 r6:84a4a600 r5:847bd400 [ 1325.592377][ T32] r4:00000001 [ 1325.592427][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.592516][ T32] Exception stack(0xe056dfb0 to 0xe056dff8) [ 1325.592560][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.592670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.592704][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.592745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.592772][ T32] r4:84a51480 [ 1325.613739][ T32] INFO: task kworker/1:208:3676 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.613872][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.613959][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.614097][ T32] Call trace: [ 1325.614170][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.614239][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.614309][ T32] r4:00000000 [ 1325.614366][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.614419][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.614482][ T32] dd20: b6efa000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.614573][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.614622][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.614653][ T32] r5:80000013 r4:80239bb0 [ 1325.614703][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.614755][ T32] r4:82ac11e4 [ 1325.614780][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.614885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.615046][ T32] r4:e055ddc0 [ 1325.615098][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.615150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 6 printk messages dropped ** [ 1325.615471][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.615891][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1325.616381][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1325.616868][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1325.617408][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.617584][ T32] r5:00001000 r4:e0405000 ** 1 printk messages dropped ** [ 1325.617904][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.618477][ T32] r10:00000000 r9:84a43100 r8:8027f5e8 r7:e056de60 r6:84a4a680 r5:847be000 ** 9 printk messages dropped ** [ 1325.619532][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.620172][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.620200][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.620226][ T32] r5:80000013 r4:80239bb0 [ 1325.620277][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.620362][ T32] r4:82ac11e4 [ 1325.620387][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.620433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.620491][ T32] r4:e055ddc0 [ 1325.620533][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.620581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.620605][ T32] r4:00000000 [ 1325.620667][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.620783][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.620809][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.620854][ T32] r5:00001000 r4:e03b1000 [ 1325.620902][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.620946][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.621017][ T32] r5:84af0b8c r4:84af0800 [ 1325.621127][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.621241][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.621408][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.621462][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.621565][ T32] r4:84a53d80 [ 1325.621587][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.621685][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.621805][ T32] r4:00000001 [ 1325.621856][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.621921][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.622028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.622151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.622182][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.622255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.622285][ T32] r4:84a51100 [ 1325.622333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.622379][ T32] INFO: task kworker/1:210:3681 blocked for more than 452 seconds. [ 1325.622413][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.622465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.622489][ T32] task:kworker/1:210 state:D stack:0 pid:3681 tgid:3681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.622565][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.622661][ T32] Call trace: [ 1325.622720][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.622769][ T32] r10:82918930 r9:e0581d84 r8:00000002 r7:60000113 r6:e0581d8c r5:847bec00 [ 1325.622820][ T32] r4:847bec00 [ 1325.622842][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.622883][ T32] r5:847bec00 r4:8291892c [ 1325.622903][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.622970][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.653562][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0581e08 [ 1325.653672][ T32] r4:00000000 [ 1325.653748][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.653845][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.653901][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1325.654228][ T32] r5:00001000 r4:e05c5000 [ 1325.654256][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.654332][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.654391][ T32] r5:84af3f8c r4:84af3c00 [ 1325.654418][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.654480][ T32] r7:ddde2d80 r6:83018200 r5:84af3f8c r4:84a43180 [ 1325.654571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.654626][ T32] r10:61c88647 r9:847bec00 r8:84a431ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.654665][ T32] r4:84a43180 [ 1325.654754][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.654809][ T32] r10:00000000 r9:84a43180 r8:8027f5e8 r7:e057de60 r6:84a4a700 r5:847bec00 [ 1325.654888][ T32] r4:00000001 [ 1325.654913][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.655006][ T32] Exception stack(0xe0581fb0 to 0xe0581ff8) [ 1325.655046][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.655079][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.655108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.655154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.655181][ T32] r4:84a51b00 [ 1325.655619][ T32] INFO: task kworker/1:210:3681 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.655655][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.655728][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.655978][ T32] Call trace: [ 1325.656015][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.656068][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 6 printk messages dropped ** [ 1325.656589][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1325.657049][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.657730][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1325.658054][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.658723][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.659462][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.659851][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.660308][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.660656][ T32] r5:84af1f8c r4:84af1c00 ** 4 printk messages dropped ** [ 1325.660865][ T32] r4:84a43200 ** 6 printk messages dropped ** [ 1325.661463][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1325.661975][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.662063][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.662114][ T32] Call trace: [ 1325.662143][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.662191][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.662215][ T32] r4:00000000 [ 1325.662293][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.662337][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.662366][ T32] dd20: b7323000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.662448][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.662479][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.662530][ T32] r5:80000013 r4:80239bb0 [ 1325.662565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.662608][ T32] r4:82ac11e4 [ 1325.662629][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.662674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.662709][ T32] r4:e055ddc0 [ 1325.662731][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.662788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.662813][ T32] r4:00000000 [ 1325.662833][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.662907][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.662932][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.662994][ T32] r5:00001000 r4:e03b1000 [ 1325.663096][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.670827][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.670920][ T32] r5:84af0b8c r4:84af0800 [ 1325.670945][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.670994][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.671081][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.671133][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.671159][ T32] r4:84a53d80 [ 1325.671209][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.671381][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.671420][ T32] r4:00000001 [ 1325.671445][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.671495][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.671535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.671566][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.671593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.671624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.671648][ T32] r4:84a51100 [ 1325.671724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.671921][ T32] INFO: task kworker/1:212:3684 blocked for more than 452 seconds. [ 1325.671959][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.672011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.672037][ T32] task:kworker/1:212 state:D stack:0 pid:3684 tgid:3684 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.672116][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.672165][ T32] Call trace: [ 1325.672255][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.672338][ T32] r10:82918930 r9:e058dd84 r8:00000002 r7:60000013 r6:e058dd8c r5:84759800 [ 1325.672362][ T32] r4:84759800 [ 1325.672383][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.672438][ T32] r5:84759800 r4:8291892c [ 1325.672497][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.672565][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.672616][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e058de08 [ 1325.672639][ T32] r4:00000000 [ 1325.672680][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.672765][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.672811][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.672854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51c80 [ 1325.672878][ T32] r4:00000000 [ 1325.672898][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.672946][ T32] r9:83018205 r8:84759800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1325.672995][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.687343][ T32] r5:00001000 r4:e042f000 [ 1325.687390][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.687457][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.687608][ T32] r5:84af238c r4:84af2000 [ 1325.687633][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.687683][ T32] r7:ddde2d80 r6:83018200 r5:84af238c r4:84a43280 ** 2 printk messages dropped ** [ 1325.687854][ T32] r4:84a43280 ** 6 printk messages dropped ** [ 1325.688193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.689536][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1325.690170][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.690494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 7 printk messages dropped ** [ 1325.691259][ T32] r5:84af0b8c r4:84af0800 [ 1325.691421][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.691537][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.691562][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.691611][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.691634][ T32] r4:84a53d80 [ 1325.691706][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.691756][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.691806][ T32] r4:00000001 [ 1325.691829][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.691866][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.691894][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.691923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.691976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.692009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.692033][ T32] r4:84a51100 [ 1325.692054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.692083][ T32] INFO: task kworker/1:213:3686 blocked for more than 452 seconds. [ 1325.692116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.692143][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.692165][ T32] task:kworker/1:213 state:D stack:0 pid:3686 tgid:3686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.692211][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.692274][ T32] Call trace: [ 1325.692336][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.692386][ T32] r10:82918930 r9:e0595d84 r8:00000002 r7:60000013 r6:e0595d8c r5:84758c00 [ 1325.692440][ T32] r4:84758c00 [ 1325.692479][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.692523][ T32] r5:84758c00 r4:8291892c [ 1325.692544][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.692584][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.692641][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0595e08 [ 1325.692668][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.692756][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1325.717478][ T32] r5:00001000 r4:e043f000 [ 1325.717531][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.717599][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.717645][ T32] r5:84af278c r4:84af2400 [ 1325.717667][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.717809][ T32] r7:ddde2d80 r6:83018200 r5:84af278c r4:84a43300 [ 1325.717835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.717885][ T32] r10:61c88647 r9:84758c00 r8:84a4332c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.717911][ T32] r4:84a43300 [ 1325.717931][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.717978][ T32] r10:00000000 r9:84a43300 r8:8027f5e8 r7:e0581e60 r6:84a4a880 r5:84758c00 [ 1325.718000][ T32] r4:00000001 [ 1325.718026][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.718107][ T32] Exception stack(0xe0595fb0 to 0xe0595ff8) [ 1325.718142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.718172][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.718201][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.718260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.718383][ T32] r4:84a51980 [ 1325.718910][ T32] INFO: task kworker/1:213:3686 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.719023][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.719235][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.719297][ T32] Call trace: [ 1325.719564][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.719623][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.719647][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.719751][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1325.720314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1325.720870][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1325.721281][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.721675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.722095][ T32] task:kworker/1:214 state:D stack:0 pid:3688 tgid:3688 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.722697][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e059de08 ** 9 printk messages dropped ** [ 1325.732727][ T32] r5:00001000 r4:e048b000 [ 1325.732786][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.732840][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1325.733663][ T32] r10:61c88647 r9:8475a400 r8:84a433ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1325.733944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.734800][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 9 printk messages dropped ** [ 1325.735288][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1325.735834][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.736170][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1325.736663][ T32] INFO: task kworker/1:215:3690 blocked for more than 452 seconds. ** 7 printk messages dropped ** [ 1325.737097][ T32] r4:8475c800 ** 4 printk messages dropped ** [ 1325.737360][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05a5e08 ** 2 printk messages dropped ** [ 1325.737551][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.737596][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.737641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a17fc0 [ 1325.737664][ T32] r4:00000000 [ 1325.737684][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.737727][ T32] r9:83018205 r8:8475c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1325.737748][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.737788][ T32] r5:00001000 r4:e04a1000 [ 1325.737808][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.737846][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.737938][ T32] r5:84af2f8c r4:84af2c00 [ 1325.737980][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.738030][ T32] r7:ddde2d80 r6:83018200 r5:84af2f8c r4:84a43400 [ 1325.738052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.738097][ T32] r10:61c88647 r9:8475c800 r8:84a4342c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.738145][ T32] r4:84a43400 [ 1325.738168][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.738214][ T32] r10:00000000 r9:84a43400 r8:8027f5e8 r7:e0581e60 r6:84a4a980 r5:8475c800 [ 1325.738296][ T32] r4:00000001 [ 1325.738320][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.738419][ T32] Exception stack(0xe05a5fb0 to 0xe05a5ff8) [ 1325.738449][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.738505][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.738546][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.738630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.738655][ T32] r4:84a17d00 [ 1325.738933][ T32] INFO: task kworker/1:215:3690 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.739042][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.739137][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.739281][ T32] Call trace: [ 1325.739356][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.739429][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.739465][ T32] r4:00000000 [ 1325.739487][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.739526][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.739570][ T32] dd20: b7878000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.739647][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.739677][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.739723][ T32] r5:80000013 r4:80239bb0 [ 1325.739746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.739787][ T32] r4:82ac11e4 [ 1325.739807][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.739849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.739892][ T32] r4:e055ddc0 [ 1325.739915][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.739956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.739979][ T32] r4:00000000 [ 1325.739998][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.740042][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.740086][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.740132][ T32] r5:00001000 r4:e03b1000 [ 1325.740174][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.740216][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.740283][ T32] r5:84af0b8c r4:84af0800 [ 1325.740307][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.740396][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.740419][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.740482][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.740531][ T32] r4:84a53d80 [ 1325.740575][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.740623][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.740668][ T32] r4:00000001 [ 1325.740691][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.740726][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.740751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.740779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.740806][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.740834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.740856][ T32] r4:84a51100 [ 1325.740900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.740954][ T32] INFO: task kworker/1:216:3692 blocked for more than 452 seconds. [ 1325.741003][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.741075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.741102][ T32] task:kworker/1:216 state:D stack:0 pid:3692 tgid:3692 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.741148][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1325.741518][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1325.742022][ T32] r9:83018205 r8:8475bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 ** 1 printk messages dropped ** [ 1325.742117][ T32] r5:00001000 r4:e04c3000 ** 2 printk messages dropped ** [ 1325.742253][ T32] r5:84af338c r4:84af3000 ** 3 printk messages dropped ** [ 1325.742450][ T32] r10:61c88647 r9:8475bc00 r8:84a434ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.742715][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1325.769121][ T32] Call trace: ** 2 printk messages dropped ** [ 1325.769342][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.769636][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1325.770021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 9 printk messages dropped ** [ 1325.770540][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 4 printk messages dropped ** [ 1325.770779][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 5 printk messages dropped ** [ 1325.771045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.771291][ T32] INFO: task kworker/1:217:3694 blocked for more than 452 seconds. [ 1325.771329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.771356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.771377][ T32] task:kworker/1:217 state:D stack:0 pid:3694 tgid:3694 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.771427][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.771485][ T32] Call trace: [ 1325.771522][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.771576][ T32] r10:82918930 r9:e05b5d84 r8:00000002 r7:60000013 r6:e05b5d8c r5:8475b000 [ 1325.771601][ T32] r4:8475b000 [ 1325.771622][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.771663][ T32] r5:8475b000 r4:8291892c [ 1325.771883][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.771930][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.771978][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05b5e08 [ 1325.772019][ T32] r4:00000000 [ 1325.772042][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.772083][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.772147][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.772247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2b040 [ 1325.772283][ T32] r4:00000000 [ 1325.772307][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.772386][ T32] r9:83018205 r8:8475b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 [ 1325.772418][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.772603][ T32] r5:00001000 r4:e04d9000 [ 1325.772638][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.772682][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.772752][ T32] r5:84af378c r4:84af3400 [ 1325.772776][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.772821][ T32] r7:ddde2d80 r6:83018200 r5:84af378c r4:84a43500 [ 1325.772842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.772898][ T32] r10:61c88647 r9:8475b000 r8:84a4352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.772924][ T32] r4:84a43500 [ 1325.772964][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.773063][ T32] r10:00000000 r9:84a43500 r8:8027f5e8 r7:e0581e60 r6:84a4aa80 r5:8475b000 [ 1325.785813][ T32] r4:00000001 [ 1325.785928][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.786005][ T32] Exception stack(0xe05b5fb0 to 0xe05b5ff8) [ 1325.786038][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.786091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.786123][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.786153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.786176][ T32] r4:84a2b080 [ 1325.786642][ T32] INFO: task kworker/1:217:3694 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.786682][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.786759][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.786813][ T32] Call trace: [ 1325.786891][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.786977][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.787004][ T32] r4:00000000 [ 1325.787025][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.787087][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.787141][ T32] dd20: b830b000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.787195][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.787225][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.787272][ T32] r5:80000013 r4:80239bb0 [ 1325.787297][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.787341][ T32] r4:82ac11e4 [ 1325.787361][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.787403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.787448][ T32] r4:e055ddc0 [ 1325.787470][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.787546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.787571][ T32] r4:00000000 [ 1325.787636][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1325.787783][ T32] r5:00001000 r4:e03b1000 ** 4 printk messages dropped ** [ 1325.788051][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 5 printk messages dropped ** [ 1325.788229][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.788442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.788778][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.789290][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05bde08 ** 7 printk messages dropped ** [ 1325.789657][ T32] r9:83018205 r8:8475d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 ** 1 printk messages dropped ** [ 1325.789785][ T32] r5:00001000 r4:e0509000 ** 4 printk messages dropped ** [ 1325.789996][ T32] r7:ddde2d80 r6:83018200 r5:84af3b8c r4:84a43580 ** 7 printk messages dropped ** [ 1325.790284][ T32] Exception stack(0xe05bdfb0 to 0xe05bdff8) ** 7 printk messages dropped ** [ 1325.790893][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1325.791208][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 6 printk messages dropped ** [ 1325.791435][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1325.792092][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 5 printk messages dropped ** [ 1325.792291][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.792498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.792826][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.816028][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05d5e08 ** 3 printk messages dropped ** [ 1325.816279][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.816327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2b800 [ 1325.816360][ T32] r4:00000000 [ 1325.816383][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.816432][ T32] r9:83018205 r8:8475e000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1325.816454][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.816570][ T32] r5:00001000 r4:df993000 [ 1325.816599][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.816663][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.816712][ T32] r5:84af4b8c r4:84af4800 [ 1325.816734][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.816782][ T32] r7:ddde2d80 r6:83018200 r5:84af4b8c r4:84a43600 [ 1325.816825][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.816875][ T32] r10:61c88647 r9:8475e000 r8:84a4362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.816900][ T32] r4:84a43600 [ 1325.816920][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.816967][ T32] r10:00000000 r9:84a43600 r8:8027f5e8 r7:e0581e60 r6:84a4ab80 r5:8475e000 [ 1325.817013][ T32] r4:00000001 [ 1325.817047][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.817108][ T32] Exception stack(0xe05d5fb0 to 0xe05d5ff8) [ 1325.817142][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.817237][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.817295][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.817431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.817477][ T32] r4:84a2b1c0 [ 1325.817928][ T32] INFO: task kworker/1:219:3698 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.817974][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.818073][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.818130][ T32] Call trace: [ 1325.818190][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.818274][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.818302][ T32] r4:00000000 [ 1325.818321][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.818416][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.818449][ T32] dd20: b862f000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.818478][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.818504][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.818550][ T32] r5:80000013 r4:80239bb0 [ 1325.818595][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.818639][ T32] r4:82ac11e4 [ 1325.818682][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.818728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.818757][ T32] r4:e055ddc0 [ 1325.818777][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.818822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.818844][ T32] r4:00000000 [ 1325.818863][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.818929][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.818996][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.819068][ T32] r5:00001000 r4:e03b1000 [ 1325.819106][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.819147][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.819189][ T32] r5:84af0b8c r4:84af0800 [ 1325.819210][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.819282][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 1 printk messages dropped ** [ 1325.819376][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1325.819783][ T32] r4:84a51100 ** 3 printk messages dropped ** [ 1325.819983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1325.820519][ T32] r5:84968000 r4:8291892c ** 6 printk messages dropped ** [ 1325.820945][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1325.821165][ T32] r5:00001000 r4:e05d1000 ** 2 printk messages dropped ** [ 1325.821299][ T32] r5:84af438c r4:84af4000 ** 4 printk messages dropped ** [ 1325.821638][ T32] r4:84a43680 ** 6 printk messages dropped ** [ 1325.821918][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.822580][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.822603][ T32] r4:00000000 [ 1325.822622][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.822658][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.822707][ T32] dd20: b862f000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.822740][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.822767][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.822837][ T32] r5:80000013 r4:80239bb0 [ 1325.822861][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.822901][ T32] r4:82ac11e4 [ 1325.822923][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.823008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.848433][ T32] r4:e055ddc0 [ 1325.848561][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.848701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.848755][ T32] r4:00000000 [ 1325.848804][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.848928][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.849048][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.849157][ T32] r5:00001000 r4:e03b1000 [ 1325.849206][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.849307][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.849411][ T32] r5:84af0b8c r4:84af0800 [ 1325.849459][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.849592][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.849680][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.849789][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.849852][ T32] r4:84a53d80 [ 1325.849904][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.850016][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.850087][ T32] r4:00000001 [ 1325.850140][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.850237][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.850358][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.850433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.850550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.850631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.850701][ T32] r4:84a51100 [ 1325.850800][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.850891][ T32] INFO: task kworker/1:221:3702 blocked for more than 452 seconds. [ 1325.850966][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.851094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.851164][ T32] task:kworker/1:221 state:D stack:0 pid:3702 tgid:3702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.851345][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.851458][ T32] Call trace: [ 1325.851553][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.851661][ T32] r10:82918930 r9:dfe6dd84 r8:00000002 r7:60000013 r6:dfe6dd8c r5:84969800 [ 1325.851715][ T32] r4:84969800 [ 1325.851762][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.851871][ T32] r5:84969800 r4:8291892c [ 1325.851929][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.852016][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.852118][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfe6de08 [ 1325.852172][ T32] r4:00000000 [ 1325.852240][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.852349][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.852446][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.852574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2b6c0 [ 1325.852660][ T32] r4:00000000 [ 1325.852742][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.852848][ T32] r9:83018205 r8:84969800 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1325.852899][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.852993][ T32] r5:00001000 r4:df961000 [ 1325.877426][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.877658][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.877773][ T32] r5:84af478c r4:84af4400 [ 1325.877852][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.877974][ T32] r7:ddde2d80 r6:83018200 r5:84af478c r4:84a43700 [ 1325.878059][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.878166][ T32] r10:61c88647 r9:84969800 r8:84a4372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.878291][ T32] r4:84a43700 [ 1325.878353][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.878459][ T32] r10:00000000 r9:84a43700 r8:8027f5e8 r7:e05d5e60 r6:84a4ac80 r5:84969800 [ 1325.878540][ T32] r4:00000001 [ 1325.878623][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.878766][ T32] Exception stack(0xdfe6dfb0 to 0xdfe6dff8) [ 1325.878854][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.878935][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.879031][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.879109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.879190][ T32] r4:84a2b240 [ 1325.879941][ T32] INFO: task kworker/1:221:3702 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.880022][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.880936][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 11 printk messages dropped ** [ 1325.881927][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 7 printk messages dropped ** [ 1325.882599][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1325.891851][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.892502][ T32] task:kworker/1:222 state:D stack:0 pid:3704 tgid:3704 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1325.899040][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff89e08 ** 9 printk messages dropped ** [ 1325.899801][ T32] r5:00001000 r4:dfa41000 [ 1325.899852][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1325.900194][ T32] r7:ddde2d80 r6:83018200 r5:84af578c r4:84a43780 ** 8 printk messages dropped ** [ 1325.901050][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.902472][ T32] Call trace: ** 5 printk messages dropped ** [ 1325.902996][ T32] dd20: b8b37000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 9 printk messages dropped ** [ 1325.918398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1325.919006][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1325.919227][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1325.919790][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.920254][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1325.920730][ T32] r5:00001000 r4:df9d5000 [ 1325.920776][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1325.921006][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1325.921370][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.922270][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 9 printk messages dropped ** [ 1325.922704][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.922750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.922795][ T32] r4:e055ddc0 [ 1325.922840][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.922884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.922907][ T32] r4:00000000 [ 1325.922929][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.922975][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.923035][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.938688][ T32] r5:00001000 r4:e03b1000 [ 1325.938773][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.938843][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.938909][ T32] r5:84af0b8c r4:84af0800 [ 1325.938934][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.938983][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.939014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.939086][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.939112][ T32] r4:84a53d80 [ 1325.939154][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.939204][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.939260][ T32] r4:00000001 [ 1325.939293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.939426][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.939482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.939536][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.939568][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.939598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.939622][ T32] r4:84a51100 [ 1325.939646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.939676][ T32] INFO: task kworker/1:224:3709 blocked for more than 452 seconds. [ 1325.939709][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.939734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.939766][ T32] task:kworker/1:224 state:D stack:0 pid:3709 tgid:3709 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.939853][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.939898][ T32] Call trace: [ 1325.939929][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1325.939977][ T32] r10:82918930 r9:e05fdd84 r8:00000002 r7:60000113 r6:e05fdd8c r5:84968c00 [ 1325.940031][ T32] r4:84968c00 [ 1325.940055][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1325.940132][ T32] r5:84968c00 r4:8291892c [ 1325.940200][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.940247][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.940300][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05fde08 [ 1325.940324][ T32] r4:00000000 [ 1325.940343][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.940382][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.940420][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.940536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2ba80 [ 1325.940572][ T32] r4:00000000 [ 1325.940594][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.940642][ T32] r9:83018205 r8:84968c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1325.940663][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.940719][ T32] r5:00001000 r4:df9f9000 [ 1325.940742][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.940813][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.940859][ T32] r5:84af538c r4:84af5000 [ 1325.940911][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.940990][ T32] r7:ddde2d80 r6:83018200 r5:84af538c r4:84a43880 [ 1325.941015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.941062][ T32] r10:61c88647 r9:84968c00 r8:84a438ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.941085][ T32] r4:84a43880 [ 1325.941104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.941146][ T32] r10:00000000 r9:84a43880 r8:8027f5e8 r7:dff89e60 r6:84a4ae00 r5:84968c00 [ 1325.941168][ T32] r4:00000001 [ 1325.941209][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.941249][ T32] Exception stack(0xe05fdfb0 to 0xe05fdff8) ** 1 printk messages dropped ** [ 1325.941351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.942174][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1325.942451][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1325.942704][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1325.943015][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1325.953780][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1325.954145][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1325.954501][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.954810][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.955369][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1325.955520][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.955926][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.956065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.956962][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 9 printk messages dropped ** [ 1325.957383][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1325.957852][ T32] r5:84af0b8c r4:84af0800 ** 4 printk messages dropped ** [ 1325.958080][ T32] r4:84a53d80 ** 5 printk messages dropped ** [ 1325.958322][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1325.958584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1325.958986][ T32] r5:84ab2400 r4:8291892c [ 1325.959009][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.959059][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.959107][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0571e08 [ 1325.959153][ T32] r4:00000000 [ 1325.959176][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1325.959215][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1325.959250][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.959299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2be00 [ 1325.959386][ T32] r4:00000000 [ 1325.959434][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.959497][ T32] r9:83018205 r8:84ab2400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1325.959520][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.959568][ T32] r5:00001000 r4:dfacf000 [ 1325.959589][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.959627][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.959669][ T32] r5:84af5f8c r4:84af5c00 [ 1325.959690][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.959733][ T32] r7:ddde2d80 r6:83018200 r5:84af5f8c r4:84a43a00 [ 1325.959754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.959798][ T32] r10:61c88647 r9:84ab2400 r8:84a43a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.959830][ T32] r4:84a43a00 [ 1325.959893][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.960007][ T32] r10:00000000 r9:84a43a00 r8:8027f5e8 r7:e0569e60 r6:84a43a80 r5:84ab2400 [ 1325.960117][ T32] r4:00000001 [ 1325.960141][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.960176][ T32] Exception stack(0xe0571fb0 to 0xe0571ff8) [ 1325.960203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.960233][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.960260][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.960295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.960317][ T32] r4:84a2bb40 [ 1325.960618][ T32] INFO: task kworker/1:226:3713 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1325.960679][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.960809][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.960852][ T32] Call trace: [ 1325.960937][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1325.960988][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1325.961012][ T32] r4:00000000 [ 1325.961031][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.961068][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1325.961120][ T32] dd20: b9113000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1325.961152][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1325.961200][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1325.961227][ T32] r5:80000013 r4:80239bb0 [ 1325.961321][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1325.961365][ T32] r4:82ac11e4 [ 1325.961395][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.961461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1325.961509][ T32] r4:e055ddc0 [ 1325.961552][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1325.961619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1325.961645][ T32] r4:00000000 [ 1325.961664][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1325.961710][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1325.961732][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1325.961809][ T32] r5:00001000 r4:e03b1000 [ 1325.961854][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1325.961895][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.961938][ T32] r5:84af0b8c r4:84af0800 [ 1325.962020][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1325.962068][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1325.962089][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1325.962135][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1325.962178][ T32] r4:84a53d80 [ 1325.962223][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1325.962293][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1325.962362][ T32] r4:00000001 [ 1325.962386][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.962485][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1325.962535][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.962566][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.962593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.962622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1325.962645][ T32] r4:84a51100 [ 1325.962665][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1325.992099][ T32] r10:82918930 r9:e0609d84 r8:00000002 r7:60000113 r6:e0609d8c r5:84ab3000 ** 8 printk messages dropped ** [ 1325.992618][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.003640][ T32] r5:00001000 r4:dfb0d000 ** 4 printk messages dropped ** [ 1326.004085][ T32] r7:ddde2d80 r6:83018200 r5:84af638c r4:84a43b00 ** 8 printk messages dropped ** [ 1326.004537][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.005634][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 9 printk messages dropped ** [ 1326.006122][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.006198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.006228][ T32] r4:e055ddc0 [ 1326.006250][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.006304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.006327][ T32] r4:00000000 [ 1326.006402][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.006455][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.006477][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.006520][ T32] r5:00001000 r4:e03b1000 [ 1326.006552][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.006594][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.006639][ T32] r5:84af0b8c r4:84af0800 [ 1326.006720][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.006770][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.006821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.006871][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.006895][ T32] r4:84a53d80 [ 1326.006915][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.006961][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.006984][ T32] r4:00000001 [ 1326.007029][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.007069][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.007097][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.007146][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.007194][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.007231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.007301][ T32] r4:84a51100 [ 1326.007342][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.007449][ T32] INFO: task kworker/1:228:3717 blocked for more than 452 seconds. [ 1326.007488][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.007514][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.007560][ T32] task:kworker/1:228 state:D stack:0 pid:3717 tgid:3717 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.007612][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.007725][ T32] Call trace: [ 1326.007805][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.007853][ T32] r10:82918930 r9:e0605d84 r8:00000002 r7:60000013 r6:e0605d8c r5:84ab3c00 [ 1326.007886][ T32] r4:84ab3c00 [ 1326.007907][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.007953][ T32] r5:84ab3c00 r4:8291892c [ 1326.007975][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.008016][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.008204][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0605e08 [ 1326.008278][ T32] r4:00000000 [ 1326.008310][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.008350][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1326.008504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8490f880 ** 4 printk messages dropped ** [ 1326.008917][ T32] r5:00001000 r4:dfd29000 ** 1 printk messages dropped ** [ 1326.008988][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.009534][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.009737][ T32] r4:84a2be40 ** 3 printk messages dropped ** [ 1326.010204][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.010680][ T32] dd20: b9a5d000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 7 printk messages dropped ** [ 1326.010988][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1326.011237][ T32] r5:00001000 r4:e03b1000 ** 6 printk messages dropped ** [ 1326.011644][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.012226][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1326.012376][ T32] task:kworker/1:229 state:D stack:0 pid:3720 tgid:3720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.036240][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e060de08 ** 9 printk messages dropped ** [ 1326.036770][ T32] r5:00001000 r4:dfd55000 [ 1326.036797][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.037008][ T32] r7:ddde2d80 r6:83018200 r5:84af6b8c r4:84942180 [ 1326.037092][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.037143][ T32] r10:61c88647 r9:84ab4800 r8:849421ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.037167][ T32] r4:84942180 [ 1326.037191][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.037238][ T32] r10:00000000 r9:84942180 r8:8027f5e8 r7:e0605e60 r6:84942200 r5:84ab4800 [ 1326.037292][ T32] r4:00000001 [ 1326.037316][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.037385][ T32] Exception stack(0xe060dfb0 to 0xe060dff8) [ 1326.037419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.037449][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.037478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.037509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.037537][ T32] r4:84a4df40 [ 1326.037941][ T32] INFO: task kworker/1:229:3720 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.038004][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.038329][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.038416][ T32] Call trace: [ 1326.038449][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.038499][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.038525][ T32] r4:00000000 [ 1326.038546][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.038611][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.038696][ T32] dd20: b9cff000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.038747][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.038777][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.038832][ T32] r5:80000013 r4:80239bb0 [ 1326.038856][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.038898][ T32] r4:82ac11e4 [ 1326.038946][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.039020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.039076][ T32] r4:e055ddc0 [ 1326.039098][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.039143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.039224][ T32] r4:00000000 [ 1326.039247][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.039330][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.039409][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.039461][ T32] r5:00001000 r4:e03b1000 [ 1326.039511][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.039560][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.039605][ T32] r5:84af0b8c r4:84af0800 [ 1326.039627][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.039675][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.039710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.039762][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.039786][ T32] r4:84a53d80 [ 1326.039855][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.039937][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.039963][ T32] r4:00000001 [ 1326.040035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.040076][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.040104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.040148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.040256][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.040351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 1 printk messages dropped ** [ 1326.040526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1326.041044][ T32] r4:84ab5400 ** 4 printk messages dropped ** [ 1326.041279][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0619e08 ** 9 printk messages dropped ** [ 1326.041795][ T32] r5:00001000 r4:dfe37000 [ 1326.041825][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.042043][ T32] r7:ddde2d80 r6:83018200 r5:84af6f8c r4:84942280 ** 7 printk messages dropped ** [ 1326.042478][ T32] Exception stack(0xe0619fb0 to 0xe0619ff8) ** 6 printk messages dropped ** [ 1326.064055][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1326.065037][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1326.065317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1326.066001][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.066398][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.066914][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.067291][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.067861][ T32] r5:00001000 r4:dfe65000 ** 1 printk messages dropped ** [ 1326.067920][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.068480][ T32] Exception stack(0xe0611fb0 to 0xe0611ff8) ** 7 printk messages dropped ** [ 1326.069184][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.069609][ T32] dd20: b9fdf000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 9 printk messages dropped ** [ 1326.070058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 10 printk messages dropped ** [ 1326.070584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.070950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1326.071043][ T32] r4:84a51100 [ 1326.071152][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.071206][ T32] INFO: task kworker/1:232:3725 blocked for more than 452 seconds. [ 1326.071239][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.071272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.071325][ T32] task:kworker/1:232 state:D stack:0 pid:3725 tgid:3725 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.071386][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.071573][ T32] Call trace: [ 1326.071610][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.071733][ T32] r10:82918930 r9:e0621d84 r8:00000002 r7:60000013 r6:e0621d8c r5:84ab1800 [ 1326.071788][ T32] r4:84ab1800 [ 1326.071811][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.071854][ T32] r5:84ab1800 r4:8291892c [ 1326.071887][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.071930][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.071977][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0621e08 [ 1326.072000][ T32] r4:00000000 [ 1326.072020][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.072056][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.072113][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.072158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492b300 [ 1326.072181][ T32] r4:00000000 [ 1326.072201][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.072283][ T32] r9:83018205 r8:84ab1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1326.072363][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.072475][ T32] r5:00001000 r4:dfe59000 [ 1326.072501][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.072541][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.072584][ T32] r5:84af738c r4:84af7000 [ 1326.072604][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.072713][ T32] r7:ddde2d80 r6:83018200 r5:84af738c r4:84942480 [ 1326.072738][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.072817][ T32] r10:61c88647 r9:84ab1800 r8:849424ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.072843][ T32] r4:84942480 [ 1326.072862][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.072906][ T32] r10:00000000 r9:84942480 r8:8027f5e8 r7:e0611e60 r6:84942500 r5:84ab1800 [ 1326.072930][ T32] r4:00000001 [ 1326.072949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.072983][ T32] Exception stack(0xe0621fb0 to 0xe0621ff8) [ 1326.073034][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.089344][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.090147][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1326.090545][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.090854][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1326.090992][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.091493][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1326.091835][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.092228][ T32] r5:84ac0000 r4:8291892c ** 6 printk messages dropped ** [ 1326.092723][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.110298][ T32] r5:00001000 r4:dfef9000 ** 4 printk messages dropped ** [ 1326.110626][ T32] r7:ddde2d80 r6:83018200 r5:84afc38c r4:84942580 ** 7 printk messages dropped ** [ 1326.110959][ T32] Exception stack(0xe0625fb0 to 0xe0625ff8) ** 7 printk messages dropped ** [ 1326.111703][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.112185][ T32] dd20: ba455000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 10 printk messages dropped ** [ 1326.112815][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.122590][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 4 printk messages dropped ** [ 1326.122829][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1326.133875][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.134459][ T32] r4:84ac1800 ** 1 printk messages dropped ** [ 1326.134533][ T32] r5:84ac1800 r4:8291892c [ 1326.134557][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.134601][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.134675][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e062de08 [ 1326.134704][ T32] r4:00000000 [ 1326.134727][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.134770][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.134814][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.134884][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492bb00 [ 1326.134956][ T32] r4:00000000 [ 1326.135007][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.135089][ T32] r9:83018205 r8:84ac1800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1326.135118][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.135167][ T32] r5:00001000 r4:dfebd000 [ 1326.135192][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.135251][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.135316][ T32] r5:84af7f8c r4:84af7c00 [ 1326.135363][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.135420][ T32] r7:ddde2d80 r6:83018200 r5:84af7f8c r4:84942680 [ 1326.135521][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.135577][ T32] r10:61c88647 r9:84ac1800 r8:849426ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.135602][ T32] r4:84942680 [ 1326.135624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.135724][ T32] r10:00000000 r9:84942680 r8:8027f5e8 r7:e0625e60 r6:84942700 r5:84ac1800 [ 1326.135767][ T32] r4:00000001 [ 1326.135805][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.135855][ T32] Exception stack(0xe062dfb0 to 0xe062dff8) [ 1326.135927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.135994][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.136177][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.136213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.136271][ T32] r4:8492b200 [ 1326.136717][ T32] INFO: task kworker/1:234:3729 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.136777][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.136888][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.137001][ T32] Call trace: [ 1326.137075][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.137146][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.137178][ T32] r4:00000000 [ 1326.137200][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.137257][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.137299][ T32] dd20: ba9f6000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.137329][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.137357][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.137426][ T32] r5:80000013 r4:80239bb0 [ 1326.137452][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.137498][ T32] r4:82ac11e4 [ 1326.137523][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.137589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.137617][ T32] r4:e055ddc0 [ 1326.137639][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.137684][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.137708][ T32] r4:00000000 [ 1326.137755][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.137810][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.137835][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.137877][ T32] r5:00001000 r4:e03b1000 [ 1326.137920][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.137987][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.138035][ T32] r5:84af0b8c r4:84af0800 [ 1326.138080][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.138198][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.138294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.138476][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.138504][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1326.138599][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1326.138823][ T32] r4:84a51100 ** 2 printk messages dropped ** [ 1326.138965][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.138995][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.139019][ T32] task:kworker/1:235 state:D stack:0 pid:3733 tgid:3733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.139157][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.139205][ T32] Call trace: [ 1326.139240][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.139347][ T32] r10:82918930 r9:e0629d84 r8:00000002 r7:60000113 r6:e0629d8c r5:84ac2400 [ 1326.139399][ T32] r4:84ac2400 [ 1326.139424][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.139468][ T32] r5:84ac2400 r4:8291892c [ 1326.139512][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.139586][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.139637][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0629e08 [ 1326.139661][ T32] r4:00000000 [ 1326.139756][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.139811][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.139919][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.139967][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492bd00 [ 1326.139991][ T32] r4:00000000 [ 1326.140014][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.140060][ T32] r9:83018205 r8:84ac2400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1326.140104][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.140192][ T32] r5:00001000 r4:dff23000 [ 1326.140237][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.140288][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.140353][ T32] r5:84afc78c r4:84afc400 [ 1326.140390][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.140456][ T32] r7:ddde2d80 r6:83018200 r5:84afc78c r4:84942780 [ 1326.140584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.140698][ T32] r10:61c88647 r9:84ac2400 r8:849427ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.140724][ T32] r4:84942780 [ 1326.140820][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.140888][ T32] r10:00000000 r9:84942780 r8:8027f5e8 r7:e0625e60 r6:84942800 r5:84ac2400 [ 1326.140914][ T32] r4:00000001 [ 1326.140933][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.140990][ T32] Exception stack(0xe0629fb0 to 0xe0629ff8) [ 1326.141104][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.141136][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.141163][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.141193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1326.141588][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1326.142207][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.142502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1326.143091][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.166741][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.167291][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.167562][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.168007][ T32] r5:00001000 r4:dff47000 [ 1326.168028][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.168089][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.168157][ T32] r5:84afcb8c r4:84afc800 [ 1326.168203][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.168252][ T32] r7:ddde2d80 r6:83018200 r5:84afcb8c r4:84942880 [ 1326.168322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.168393][ T32] r10:61c88647 r9:84ac3000 r8:849428ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.168418][ T32] r4:84942880 [ 1326.168438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.168561][ T32] r10:00000000 r9:84942880 r8:8027f5e8 r7:e0629e60 r6:84942900 r5:84ac3000 [ 1326.168694][ T32] r4:00000001 [ 1326.168720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.168757][ T32] Exception stack(0xe0631fb0 to 0xe0631ff8) [ 1326.168910][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.168943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.168993][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.169025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.169048][ T32] r4:8492bb80 [ 1326.169505][ T32] INFO: task kworker/1:236:3734 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.169547][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.169654][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.169819][ T32] Call trace: [ 1326.169856][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.169926][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.169954][ T32] r4:00000000 [ 1326.169974][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.170014][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.170044][ T32] dd20: bacd5000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.170137][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.170166][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.170190][ T32] r5:80000013 r4:80239bb0 [ 1326.170210][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.170311][ T32] r4:82ac11e4 [ 1326.170359][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.170434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.170588][ T32] r4:e055ddc0 [ 1326.170611][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.170654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.170676][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.170854][ T32] r5:00001000 r4:e03b1000 ** 5 printk messages dropped ** [ 1326.171243][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.171862][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.172490][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.193996][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.194905][ T32] r5:00001000 r4:dff5d000 [ 1326.194931][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.194978][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.195029][ T32] r5:84afcf8c r4:84afcc00 [ 1326.195055][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.195114][ T32] r7:ddde2d80 r6:83018200 r5:84afcf8c r4:84942980 [ 1326.195186][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.195307][ T32] r10:61c88647 r9:84ac4800 r8:849429ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.195339][ T32] r4:84942980 [ 1326.195364][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.195466][ T32] r10:00000000 r9:84942980 r8:8027f5e8 r7:e0631e60 r6:84942a00 r5:84ac4800 [ 1326.195508][ T32] r4:00000001 [ 1326.195561][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.195671][ T32] Exception stack(0xe061dfb0 to 0xe061dff8) [ 1326.195707][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.195739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.195767][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.195798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.195821][ T32] r4:8492bf00 [ 1326.196237][ T32] INFO: task kworker/1:237:3736 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.196277][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.196478][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.196722][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1326.197272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 14 printk messages dropped ** [ 1326.198065][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.198591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.199049][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.199561][ T32] r5:84ac5400 r4:8291892c ** 6 printk messages dropped ** [ 1326.199840][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.200527][ T32] r5:00001000 r4:dff85000 ** 1 printk messages dropped ** [ 1326.200791][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.201331][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.202022][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.202397][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.202482][ T32] dd20: bb07b000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.202552][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.202582][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.202606][ T32] r5:80000013 r4:80239bb0 [ 1326.202627][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.202723][ T32] r4:82ac11e4 [ 1326.202806][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.202852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.202896][ T32] r4:e055ddc0 [ 1326.202918][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.203018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.203053][ T32] r4:00000000 [ 1326.203072][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.203208][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.227619][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.227726][ T32] r5:00001000 r4:e03b1000 [ 1326.227838][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.227887][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.227933][ T32] r5:84af0b8c r4:84af0800 [ 1326.228055][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.228165][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.228191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.228241][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.228301][ T32] r4:84a53d80 [ 1326.228588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.228651][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.228795][ T32] r4:00000001 [ 1326.228902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.228954][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.228988][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.229020][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.229113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.229367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.229465][ T32] r4:84a51100 [ 1326.229498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.229551][ T32] INFO: task kworker/1:239:3740 blocked for more than 452 seconds. [ 1326.229647][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.229693][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.229806][ T32] task:kworker/1:239 state:D stack:0 pid:3740 tgid:3740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.229908][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.229961][ T32] Call trace: [ 1326.230146][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.230208][ T32] r10:82918930 r9:e063dd84 r8:00000002 r7:60000113 r6:e063dd8c r5:8496ec00 [ 1326.230248][ T32] r4:8496ec00 [ 1326.230287][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.230333][ T32] r5:8496ec00 r4:8291892c [ 1326.230355][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.230396][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.230449][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e063de08 [ 1326.230609][ T32] r4:00000000 [ 1326.230635][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.230824][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.230964][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.231054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84926380 ** 3 printk messages dropped ** [ 1326.231299][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.231343][ T32] r5:00001000 r4:dffb1000 [ 1326.231365][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.231460][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.231721][ T32] r7:ddde2d80 r6:83018200 r5:84afd78c r4:84942b80 ** 3 printk messages dropped ** [ 1326.232092][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1326.232482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.244176][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1326.244522][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1326.244799][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 3 printk messages dropped ** [ 1326.244991][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 7 printk messages dropped ** [ 1326.245430][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1326.245715][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 2 printk messages dropped ** [ 1326.245863][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1326.245964][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1326.246078][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.246351][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.246413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.246438][ T32] task:kworker/1:240 state:D stack:0 pid:3742 tgid:3742 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.246514][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.246585][ T32] Call trace: [ 1326.246644][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.246695][ T32] r10:82918930 r9:e064dd84 r8:00000002 r7:60000013 r6:e064dd8c r5:8496d400 [ 1326.246719][ T32] r4:8496d400 [ 1326.246740][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.246779][ T32] r5:8496d400 r4:8291892c [ 1326.246799][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.246838][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.246883][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e064de08 [ 1326.246905][ T32] r4:00000000 [ 1326.246925][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.246975][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.247016][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.247057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84926480 [ 1326.247080][ T32] r4:00000000 [ 1326.247099][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.247170][ T32] r9:83018205 r8:8496d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1326.247196][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.247264][ T32] r5:00001000 r4:dffcf000 [ 1326.247294][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.247334][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.247399][ T32] r5:84afdb8c r4:84afd800 [ 1326.247423][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.247467][ T32] r7:ddde2d80 r6:83018200 r5:84afdb8c r4:84942c00 [ 1326.247490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.247535][ T32] r10:61c88647 r9:8496d400 r8:84942c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.247580][ T32] r4:84942c00 [ 1326.247620][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.247710][ T32] r10:00000000 r9:84942c00 r8:8027f5e8 r7:e063de60 r6:84a4af00 r5:8496d400 [ 1326.247806][ T32] r4:00000001 [ 1326.247832][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.247869][ T32] Exception stack(0xe064dfb0 to 0xe064dff8) [ 1326.247895][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.247924][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.247952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.247981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.248003][ T32] r4:84926200 [ 1326.248432][ T32] INFO: task kworker/1:240:3742 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.248502][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.248668][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.248722][ T32] Call trace: [ 1326.248890][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.248990][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.249089][ T32] r4:00000000 [ 1326.249112][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.249299][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.249386][ T32] dd20: bb397000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.249423][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.249450][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.249635][ T32] r5:80000013 r4:80239bb0 [ 1326.249664][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.249714][ T32] r4:82ac11e4 [ 1326.249737][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.249848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.249892][ T32] r4:e055ddc0 [ 1326.249940][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.249990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 3 printk messages dropped ** [ 1326.250280][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.250737][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.251220][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.251547][ T32] Call trace: ** 7 printk messages dropped ** [ 1326.252104][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0655e08 ** 9 printk messages dropped ** [ 1326.252525][ T32] r5:00001000 r4:dffe5000 [ 1326.252559][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.252795][ T32] r10:61c88647 r9:8496e000 r8:84942cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1326.283685][ T32] r4:84926280 ** 2 printk messages dropped ** [ 1326.284384][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.285241][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 12 printk messages dropped ** [ 1326.286458][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.287209][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1326.287653][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1326.288022][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.288803][ T32] r4:8496bc00 ** 4 printk messages dropped ** [ 1326.289063][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e065de08 ** 9 printk messages dropped ** [ 1326.290168][ T32] r5:00001000 r4:e0361000 ** 2 printk messages dropped ** [ 1326.290370][ T32] r5:84afef8c r4:84afec00 ** 1 printk messages dropped ** [ 1326.290452][ T32] r7:ddde2d80 r6:83018200 r5:84afef8c r4:84942d00 [ 1326.290525][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.290593][ T32] r10:61c88647 r9:8496bc00 r8:84942d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.290620][ T32] r4:84942d00 [ 1326.290656][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.290706][ T32] r10:00000000 r9:84942d00 r8:8027f5e8 r7:e0655e60 r6:84a43d00 r5:8496bc00 [ 1326.290739][ T32] r4:00000001 [ 1326.290762][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.290824][ T32] Exception stack(0xe065dfb0 to 0xe065dff8) [ 1326.290902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.290948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.290980][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.291012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.291046][ T32] r4:84926440 [ 1326.291343][ T32] INFO: task kworker/1:242:3746 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.291403][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.291475][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.291592][ T32] Call trace: [ 1326.291682][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.291800][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.291828][ T32] r4:00000000 [ 1326.291847][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.291885][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.291914][ T32] dd20: bb70d000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.291967][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.291996][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.292059][ T32] r5:80000013 r4:80239bb0 [ 1326.292084][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.292179][ T32] r4:82ac11e4 [ 1326.292203][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.292273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.292328][ T32] r4:e055ddc0 [ 1326.292353][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.292396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.292446][ T32] r4:00000000 [ 1326.292533][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.292595][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.292619][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.292661][ T32] r5:00001000 r4:e03b1000 [ 1326.292682][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.292719][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.292760][ T32] r5:84af0b8c r4:84af0800 [ 1326.292781][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.292825][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.292845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.292902][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.292929][ T32] r4:84a53d80 [ 1326.292948][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.293061][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.318071][ T32] r4:00000001 [ 1326.318119][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.318204][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.318270][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.318308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.318351][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.318412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.318627][ T32] r4:84a51100 [ 1326.318655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.318700][ T32] INFO: task kworker/1:243:3747 blocked for more than 452 seconds. [ 1326.318735][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.318788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.318815][ T32] task:kworker/1:243 state:D stack:0 pid:3747 tgid:3747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.319059][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.319168][ T32] Call trace: [ 1326.319210][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.319289][ T32] r10:82918930 r9:e0665d84 r8:00000002 r7:60000113 r6:e0665d8c r5:8475ec00 [ 1326.319349][ T32] r4:8475ec00 [ 1326.319408][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.319456][ T32] r5:8475ec00 r4:8291892c [ 1326.319478][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.319558][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.319610][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0665e08 [ 1326.319646][ T32] r4:00000000 [ 1326.319675][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.319793][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.319842][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.319898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84926700 [ 1326.319927][ T32] r4:00000000 [ 1326.319949][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.319998][ T32] r9:83018205 r8:8475ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1326.320032][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.320078][ T32] r5:00001000 r4:e0005000 [ 1326.320100][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.320396][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1326.321158][ T32] r4:84926440 ** 5 printk messages dropped ** [ 1326.322035][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 6 printk messages dropped ** [ 1326.322424][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1326.322713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1326.337074][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1326.337376][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1326.337666][ T32] INFO: task kworker/1:244:3749 blocked for more than 452 seconds. ** 6 printk messages dropped ** [ 1326.338068][ T32] r10:82918930 r9:e0669d84 r8:00000002 r7:60000113 r6:e0669d8c r5:8496c800 ** 2 printk messages dropped ** [ 1326.338273][ T32] r5:8496c800 r4:8291892c [ 1326.338299][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.338347][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.338435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0669e08 [ 1326.338488][ T32] r4:00000000 [ 1326.338526][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.338572][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.338610][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.338704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84926840 [ 1326.338769][ T32] r4:00000000 [ 1326.338818][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.338869][ T32] r9:83018205 r8:8496c800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1326.338892][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.338933][ T32] r5:00001000 r4:e0027000 [ 1326.339008][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.339052][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.339096][ T32] r5:84afe78c r4:84afe400 [ 1326.339116][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.339221][ T32] r7:ddde2d80 r6:83018200 r5:84afe78c r4:84942e00 [ 1326.339276][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.339352][ T32] r10:61c88647 r9:8496c800 r8:84942e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.339393][ T32] r4:84942e00 [ 1326.339415][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.339460][ T32] r10:00000000 r9:84942e00 r8:8027f5e8 r7:e065de60 r6:84a43e00 r5:8496c800 [ 1326.339552][ T32] r4:00000001 [ 1326.339577][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.339639][ T32] Exception stack(0xe0669fb0 to 0xe0669ff8) [ 1326.339670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.339701][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.339729][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.339815][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.339901][ T32] r4:84926580 [ 1326.340317][ T32] INFO: task kworker/1:244:3749 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.340352][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.340453][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.340543][ T32] Call trace: [ 1326.340604][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.340683][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.340780][ T32] r4:00000000 [ 1326.340814][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1326.341117][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1326.341741][ T32] r5:00001000 r4:e03b1000 ** 7 printk messages dropped ** [ 1326.342343][ T32] r4:84a53d80 ** 8 printk messages dropped ** [ 1326.342699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1326.367784][ T32] r4:84b40c00 ** 8 printk messages dropped ** [ 1326.368133][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1326.368557][ T32] r5:84afeb8c r4:84afe800 ** 7 printk messages dropped ** [ 1326.368862][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1326.369683][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1326.370465][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.370507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.370530][ T32] r4:e055ddc0 [ 1326.370550][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.370607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.370690][ T32] r4:00000000 [ 1326.370716][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.370793][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.370827][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.370896][ T32] r5:00001000 r4:e03b1000 [ 1326.370949][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.371050][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.371097][ T32] r5:84af0b8c r4:84af0800 [ 1326.371173][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.371238][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.371259][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.371392][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.371457][ T32] r4:84a53d80 [ 1326.371481][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.371531][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.371579][ T32] r4:00000001 [ 1326.371602][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.371638][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.371668][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.371698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.371754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.371821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.371848][ T32] r4:84a51100 [ 1326.371871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.371900][ T32] INFO: task kworker/1:246:3754 blocked for more than 452 seconds. [ 1326.371941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.371981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.372006][ T32] task:kworker/1:246 state:D stack:0 pid:3754 tgid:3754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.372053][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.372288][ T32] Call trace: [ 1326.372325][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.372372][ T32] r10:82918930 r9:e0679d84 r8:00000002 r7:60000113 r6:e0679d8c r5:84b40000 [ 1326.372395][ T32] r4:84b40000 [ 1326.372415][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.372454][ T32] r5:84b40000 r4:8291892c [ 1326.372529][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.372599][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.372649][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0679e08 [ 1326.372672][ T32] r4:00000000 [ 1326.372692][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.372730][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.372766][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.372864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84926c80 ** 2 printk messages dropped ** [ 1326.373021][ T32] r9:83018205 r8:84b40000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 ** 1 printk messages dropped ** [ 1326.381655][ T32] r5:00001000 r4:e0385000 [ 1326.381708][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.381757][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.381802][ T32] r5:84aff38c r4:84aff000 [ 1326.381836][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1326.382045][ T32] r4:84942f00 ** 3 printk messages dropped ** [ 1326.382197][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1326.382413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.396894][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1326.397119][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 3 printk messages dropped ** [ 1326.397316][ T32] dd20: bc375000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 4 printk messages dropped ** [ 1326.397471][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1326.397599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 6 printk messages dropped ** [ 1326.398008][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.398116][ T32] r5:00001000 r4:e03b1000 [ 1326.398145][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.398189][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.398261][ T32] r5:84af0b8c r4:84af0800 [ 1326.398289][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.398610][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.398641][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.398714][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.398760][ T32] r4:84a53d80 [ 1326.398787][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.398836][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.398917][ T32] r4:00000001 [ 1326.399115][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.399155][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.399183][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.399239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.399353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.399403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.399428][ T32] r4:84a51100 [ 1326.399453][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.399501][ T32] INFO: task kworker/1:247:3755 blocked for more than 452 seconds. [ 1326.399550][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.399579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.399602][ T32] task:kworker/1:247 state:D stack:0 pid:3755 tgid:3755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.399648][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.399778][ T32] Call trace: [ 1326.399982][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.400037][ T32] r10:82918930 r9:e067dd84 r8:00000002 r7:60000013 r6:e067dd8c r5:84b42400 [ 1326.400061][ T32] r4:84b42400 [ 1326.400082][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.400124][ T32] r5:84b42400 r4:8291892c [ 1326.400170][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.400274][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.400338][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e067de08 [ 1326.400362][ T32] r4:00000000 [ 1326.400394][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.400441][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.400495][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.400538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84926ec0 [ 1326.400562][ T32] r4:00000000 [ 1326.400582][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.400626][ T32] r9:83018205 r8:84b42400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1326.400647][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.400688][ T32] r5:00001000 r4:e0685000 [ 1326.400778][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.400879][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.400925][ T32] r5:84affb8c r4:84aff800 [ 1326.400947][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.400991][ T32] r7:ddde2d80 r6:83018200 r5:84affb8c r4:84942f80 [ 1326.401012][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.401056][ T32] r10:61c88647 r9:84b42400 r8:84942fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.401078][ T32] r4:84942f80 [ 1326.401109][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.401158][ T32] r10:00000000 r9:84942f80 r8:8027f5e8 r7:e0679e60 r6:84a43f80 r5:84b42400 [ 1326.401210][ T32] r4:00000001 [ 1326.401263][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.401362][ T32] Exception stack(0xe067dfb0 to 0xe067dff8) [ 1326.401394][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.401425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.401453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.401483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.401550][ T32] r4:84926940 [ 1326.402145][ T32] INFO: task kworker/1:247:3755 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.402269][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.402332][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.402377][ T32] Call trace: [ 1326.402492][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.402545][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.402569][ T32] r4:00000000 [ 1326.402695][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.402740][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.402820][ T32] dd20: bc375000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.402932][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.402972][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.403022][ T32] r5:80000013 r4:80239bb0 [ 1326.411391][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.411549][ T32] r4:82ac11e4 [ 1326.411604][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.411735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.411766][ T32] r4:e055ddc0 [ 1326.411816][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.411867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.411890][ T32] r4:00000000 [ 1326.411910][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.411957][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.411979][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.412024][ T32] r5:00001000 r4:e03b1000 [ 1326.412045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.412084][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.412154][ T32] r5:84af0b8c r4:84af0800 [ 1326.412211][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.412263][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.412303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.412358][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.412399][ T32] r4:84a53d80 [ 1326.412452][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.412549][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.412576][ T32] r4:00000001 [ 1326.412624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.412669][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.412702][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.412769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.412802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.412834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.412871][ T32] r4:84a51100 [ 1326.412926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.412983][ T32] INFO: task kworker/1:248:3757 blocked for more than 452 seconds. [ 1326.423583][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.423683][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.423713][ T32] task:kworker/1:248 state:D stack:0 pid:3757 tgid:3757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.423779][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.423909][ T32] Call trace: [ 1326.423951][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.424011][ T32] r10:82918930 r9:e0635d84 r8:00000002 r7:60000113 r6:e0635d8c r5:84ac6000 [ 1326.424038][ T32] r4:84ac6000 [ 1326.424073][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.424131][ T32] r5:84ac6000 r4:8291892c [ 1326.424160][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.424218][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.424289][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0635e08 [ 1326.424346][ T32] r4:00000000 [ 1326.424399][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.424492][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.424567][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.424617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84926e00 [ 1326.424642][ T32] r4:00000000 [ 1326.424692][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.424763][ T32] r9:83018205 r8:84ac6000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1326.424791][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.424855][ T32] r5:00001000 r4:e0641000 [ 1326.424880][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.424925][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.424983][ T32] r5:84aff78c r4:84aff400 [ 1326.425067][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.425123][ T32] r7:ddde2d80 r6:83018200 r5:84aff78c r4:84942000 [ 1326.425146][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.425329][ T32] r10:61c88647 r9:84ac6000 r8:8494202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.425386][ T32] r4:84942000 [ 1326.425445][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.425500][ T32] r10:00000000 r9:84942000 r8:8027f5e8 r7:e067de60 r6:84942100 r5:84ac6000 [ 1326.425524][ T32] r4:00000001 [ 1326.425649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.425703][ T32] Exception stack(0xe0635fb0 to 0xe0635ff8) [ 1326.425736][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.425788][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.425820][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.425862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.425892][ T32] r4:849269c0 [ 1326.426321][ T32] INFO: task kworker/1:248:3757 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.426356][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.426432][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.426478][ T32] Call trace: [ 1326.426589][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.426655][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.426737][ T32] r4:00000000 [ 1326.426762][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.426845][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.426944][ T32] dd20: bc4e8000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.426979][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.427032][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.427087][ T32] r5:80000013 r4:80239bb0 [ 1326.427147][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.427273][ T32] r4:82ac11e4 [ 1326.427299][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.427359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.427391][ T32] r4:e055ddc0 [ 1326.427411][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.427461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.427486][ T32] r4:00000000 [ 1326.427538][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.427614][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.427639][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.427697][ T32] r5:00001000 r4:e03b1000 [ 1326.427723][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.427765][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.427808][ T32] r5:84af0b8c r4:84af0800 [ 1326.427855][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.427922][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.427957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.428009][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.428048][ T32] r4:84a53d80 [ 1326.428071][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.428120][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.428143][ T32] r4:00000001 [ 1326.428164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.428200][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.428227][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.428257][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.428304][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.428338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.428361][ T32] r4:84a51100 [ 1326.428402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.428482][ T32] INFO: task kworker/1:249:3760 blocked for more than 452 seconds. [ 1326.428517][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.428568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.428594][ T32] task:kworker/1:249 state:D stack:0 pid:3760 tgid:3760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.428640][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.428730][ T32] Call trace: [ 1326.428767][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.428815][ T32] r10:82918930 r9:e0699d84 r8:00000002 r7:60000113 r6:e0699d8c r5:84ac3c00 [ 1326.428864][ T32] r4:84ac3c00 [ 1326.428887][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.428928][ T32] r5:84ac3c00 r4:8291892c [ 1326.428960][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.429014][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.429071][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0699e08 [ 1326.429094][ T32] r4:00000000 [ 1326.429115][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.429153][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.429188][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.429229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492d780 [ 1326.429272][ T32] r4:00000000 [ 1326.429402][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.429456][ T32] r9:83018205 r8:84ac3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1326.429480][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.429522][ T32] r5:00001000 r4:e06fd000 [ 1326.429569][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.429637][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.429682][ T32] r5:84b7c78c r4:84b7c400 [ 1326.429703][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.429774][ T32] r7:ddde2d80 r6:83018200 r5:84b7c78c r4:84942080 [ 1326.429799][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.430003][ T32] r10:61c88647 r9:84ac3c00 r8:849420ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.430056][ T32] r4:84942080 [ 1326.430104][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.430179][ T32] r10:00000000 r9:84942080 r8:8027f5e8 r7:e067de60 r6:8493a000 r5:84ac3c00 [ 1326.430311][ T32] r4:00000001 [ 1326.430334][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.430372][ T32] Exception stack(0xe0699fb0 to 0xe0699ff8) [ 1326.430399][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.430436][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.430464][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.430494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.430516][ T32] r4:84926d40 [ 1326.430803][ T32] INFO: task kworker/1:249:3760 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.430836][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.430976][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.431146][ T32] Call trace: [ 1326.431181][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.431232][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.431256][ T32] r4:00000000 [ 1326.431280][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.431348][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.431381][ T32] dd20: bc4e8000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.431432][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.431473][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.431500][ T32] r5:80000013 r4:80239bb0 [ 1326.431523][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.431563][ T32] r4:82ac11e4 [ 1326.431640][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.431713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.431766][ T32] r4:e055ddc0 [ 1326.431789][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.431848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.431891][ T32] r4:00000000 [ 1326.431965][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.432016][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.432043][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.432088][ T32] r5:00001000 r4:e03b1000 [ 1326.432173][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.432217][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.432259][ T32] r5:84af0b8c r4:84af0800 [ 1326.432284][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.432329][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.432350][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.432395][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.432425][ T32] r4:84a53d80 [ 1326.432445][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.432508][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.432566][ T32] r4:00000001 [ 1326.432590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.432625][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.432652][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.432682][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.432711][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.432741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.432766][ T32] r4:84a51100 [ 1326.432813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.432842][ T32] INFO: task kworker/1:250:3761 blocked for more than 452 seconds. [ 1326.432875][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.432901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.432922][ T32] task:kworker/1:250 state:D stack:0 pid:3761 tgid:3761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.432983][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.455312][ T32] Call trace: [ 1326.455394][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.455471][ T32] r10:82918930 r9:e0651d84 r8:00000002 r7:60000013 r6:e0651d8c r5:84ac0c00 [ 1326.455499][ T32] r4:84ac0c00 [ 1326.455554][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.455628][ T32] r5:84ac0c00 r4:8291892c [ 1326.455698][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.455748][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.455795][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0651e08 [ 1326.455817][ T32] r4:00000000 [ 1326.455837][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.455875][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.455915][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.455955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492d1c0 [ 1326.455979][ T32] r4:00000000 [ 1326.455999][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.456047][ T32] r9:83018205 r8:84ac0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1326.456216][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.456278][ T32] r5:00001000 r4:e06c9000 [ 1326.456300][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.456340][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.456382][ T32] r5:84afff8c r4:84affc00 [ 1326.456403][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.456449][ T32] r7:ddde2d80 r6:83018200 r5:84afff8c r4:8493a080 [ 1326.456512][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.456567][ T32] r10:61c88647 r9:84ac0c00 r8:8493a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.456590][ T32] r4:8493a080 [ 1326.456610][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.456658][ T32] r10:00000000 r9:8493a080 r8:8027f5e8 r7:e0699e60 r6:8493a100 r5:84ac0c00 [ 1326.456681][ T32] r4:00000001 [ 1326.456734][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.456776][ T32] Exception stack(0xe0651fb0 to 0xe0651ff8) [ 1326.456813][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.456859][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.456891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.456923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.456946][ T32] r4:84926d40 [ 1326.457468][ T32] INFO: task kworker/1:250:3761 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.457517][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.457684][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.457860][ T32] Call trace: [ 1326.457912][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.457974][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.458057][ T32] r4:00000000 [ 1326.458097][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.458196][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.458274][ T32] dd20: bc7a1000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.458310][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.458337][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.458361][ T32] r5:80000013 r4:80239bb0 [ 1326.458382][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.458466][ T32] r4:82ac11e4 [ 1326.458505][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.458557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.458582][ T32] r4:e055ddc0 [ 1326.458602][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.458698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.458806][ T32] r4:00000000 [ 1326.458831][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.458879][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.459013][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.459063][ T32] r5:00001000 r4:e03b1000 [ 1326.459084][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.459122][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.459165][ T32] r5:84af0b8c r4:84af0800 [ 1326.459185][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.459232][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.459253][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.459310][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.459384][ T32] r4:84a53d80 [ 1326.459465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.459520][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.459544][ T32] r4:00000001 [ 1326.459564][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.459598][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.459625][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.459758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.459790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.459821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.459869][ T32] r4:84a51100 [ 1326.459921][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.459967][ T32] INFO: task kworker/0:78:3764 blocked for more than 452 seconds. [ 1326.460006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.460062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.460195][ T32] task:kworker/0:78 state:D stack:0 pid:3764 tgid:3764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.460253][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.460302][ T32] Call trace: [ 1326.460505][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.460573][ T32] r10:82918930 r9:e06d1d84 r8:00000002 r7:60000113 r6:e06d1d8c r5:84ab6000 [ 1326.460624][ T32] r4:84ab6000 [ 1326.460655][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.460697][ T32] r5:84ab6000 r4:8291892c [ 1326.460718][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.460757][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.460802][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d1e08 [ 1326.460825][ T32] r4:00000000 [ 1326.460861][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.460903][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.460939][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.461009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd1d00 [ 1326.461048][ T32] r4:00000000 [ 1326.461071][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.461145][ T32] r9:83018005 r8:84ab6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1326.461169][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.461213][ T32] r5:00001000 r4:e063f000 [ 1326.461270][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.461350][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.461397][ T32] r5:84b3078c r4:84b30400 [ 1326.461433][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.461500][ T32] r7:dddced80 r6:83018000 r5:84b3078c r4:84b36000 [ 1326.461529][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.461576][ T32] r10:61c88647 r9:84ab6000 r8:84b3602c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.461627][ T32] r4:84b36000 [ 1326.461650][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.461694][ T32] r10:00000000 r9:84b36000 r8:8027f5e8 r7:dff39e60 r6:8493a180 r5:84ab6000 [ 1326.461725][ T32] r4:00000001 [ 1326.461745][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.461780][ T32] Exception stack(0xe06d1fb0 to 0xe06d1ff8) [ 1326.461807][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.461836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.461862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.461891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.461925][ T32] r4:84b34080 [ 1326.462216][ T32] INFO: task kworker/0:78:3764 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.462250][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.462312][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.462387][ T32] Call trace: [ 1326.462445][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.462604][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.462633][ T32] r4:00000000 [ 1326.462655][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.462693][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.462759][ T32] dd20: bc7a1000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.462792][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.462830][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.462857][ T32] r5:80000013 r4:80239bb0 [ 1326.462877][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.463048][ T32] r4:82ac11e4 [ 1326.481381][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.481530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.481562][ T32] r4:e055ddc0 [ 1326.481611][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.481660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.481736][ T32] r4:00000000 [ 1326.481761][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.481811][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.481848][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.481924][ T32] r5:00001000 r4:e03b1000 [ 1326.481948][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.481988][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.482031][ T32] r5:84af0b8c r4:84af0800 [ 1326.482114][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.482167][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.482191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.482237][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.482260][ T32] r4:84a53d80 [ 1326.482344][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.482396][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.482419][ T32] r4:00000001 [ 1326.482439][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.482504][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.482555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.482618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.482648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.482729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.482756][ T32] r4:84a51100 [ 1326.482781][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.482822][ T32] INFO: task kworker/0:79:3765 blocked for more than 453 seconds. [ 1326.482918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.482950][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.482993][ T32] task:kworker/0:79 state:D stack:0 pid:3765 tgid:3765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.488047][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.488152][ T32] Call trace: [ 1326.488233][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.488305][ T32] r10:82918930 r9:e06ddd84 r8:00000002 r7:60000113 r6:e06ddd8c r5:84abec00 [ 1326.488330][ T32] r4:84abec00 [ 1326.488352][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.488393][ T32] r5:84abec00 r4:8291892c [ 1326.488413][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.488453][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.488521][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 [ 1326.488563][ T32] r4:00000000 [ 1326.488598][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.488641][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.488681][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.488723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b34300 [ 1326.488746][ T32] r4:00000000 [ 1326.488787][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.488839][ T32] r9:83018005 r8:84abec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1326.488873][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.488925][ T32] r5:00001000 r4:e06e1000 [ 1326.488957][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.489011][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.489070][ T32] r5:84b09f8c r4:84b09c00 [ 1326.489149][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.489227][ T32] r7:dddced80 r6:83018000 r5:84b09f8c r4:84b36080 [ 1326.489274][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.489325][ T32] r10:61c88647 r9:84abec00 r8:84b360ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.489354][ T32] r4:84b36080 [ 1326.489378][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.489426][ T32] r10:00000000 r9:84b36080 r8:8027f5e8 r7:e06d1e60 r6:8493a200 r5:84abec00 [ 1326.489448][ T32] r4:00000001 [ 1326.489469][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.489554][ T32] Exception stack(0xe06ddfb0 to 0xe06ddff8) [ 1326.489587][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.489617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.489643][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.489672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.489694][ T32] r4:84b34080 [ 1326.490109][ T32] INFO: task kworker/0:79:3765 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.490143][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.490239][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.490291][ T32] Call trace: [ 1326.490322][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.490409][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.490438][ T32] r4:00000000 [ 1326.490458][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.490497][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.490526][ T32] dd20: bcb0f000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.490554][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.490605][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.490634][ T32] r5:80000013 r4:80239bb0 [ 1326.490656][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.490697][ T32] r4:82ac11e4 [ 1326.490717][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.490812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.490840][ T32] r4:e055ddc0 [ 1326.490886][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.490932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.490973][ T32] r4:00000000 [ 1326.490996][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.491043][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.491090][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.491161][ T32] r5:00001000 r4:e03b1000 [ 1326.491186][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.491251][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.491354][ T32] r5:84af0b8c r4:84af0800 [ 1326.491385][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.491434][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.491478][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.491570][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.491600][ T32] r4:84a53d80 [ 1326.491620][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.491685][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.491712][ T32] r4:00000001 [ 1326.491733][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.491769][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.491809][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.491841][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.491869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.491944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.491970][ T32] r4:84a51100 [ 1326.491992][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.492023][ T32] INFO: task kworker/1:251:3767 blocked for more than 453 seconds. [ 1326.492058][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.492083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.492104][ T32] task:kworker/1:251 state:D stack:0 pid:3767 tgid:3767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.492194][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.492238][ T32] Call trace: [ 1326.492311][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.492414][ T32] r10:82918930 r9:e06edd84 r8:00000002 r7:60000013 r6:e06edd8c r5:84b48c00 [ 1326.492443][ T32] r4:84b48c00 [ 1326.492553][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.492689][ T32] r5:84b48c00 r4:8291892c [ 1326.492726][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.492772][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.492847][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 [ 1326.492874][ T32] r4:00000000 [ 1326.492907][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.492948][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.511664][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.511827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492d5c0 [ 1326.511885][ T32] r4:00000000 [ 1326.511916][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.511969][ T32] r9:83018205 r8:84b48c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1326.512095][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.512148][ T32] r5:00001000 r4:e06e9000 [ 1326.512170][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.512210][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.512270][ T32] r5:84b7c38c r4:84b7c000 [ 1326.512430][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.512547][ T32] r7:ddde2d80 r6:83018200 r5:84b7c38c r4:8493a280 [ 1326.512589][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.512666][ T32] r10:61c88647 r9:84b48c00 r8:8493a2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.512720][ T32] r4:8493a280 [ 1326.512749][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.512810][ T32] r10:00000000 r9:8493a280 r8:8027f5e8 r7:e0699e60 r6:8493a300 r5:84b48c00 [ 1326.512837][ T32] r4:00000001 [ 1326.512860][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.512900][ T32] Exception stack(0xe06edfb0 to 0xe06edff8) [ 1326.513048][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.516034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.516109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.516178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.516211][ T32] r4:8492d040 [ 1326.516667][ T32] INFO: task kworker/1:251:3767 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.516712][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.516813][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.516912][ T32] Call trace: [ 1326.516953][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.517010][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.517060][ T32] r4:00000000 [ 1326.517086][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.517127][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.517182][ T32] dd20: bcde1000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.517219][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.517257][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.517316][ T32] r5:80000013 r4:80239bb0 [ 1326.517368][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.517444][ T32] r4:82ac11e4 [ 1326.517493][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.517545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.517570][ T32] r4:e055ddc0 [ 1326.517590][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.517633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.517681][ T32] r4:00000000 [ 1326.517730][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.517782][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.517806][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.517849][ T32] r5:00001000 r4:e03b1000 [ 1326.517898][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.517968][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.518014][ T32] r5:84af0b8c r4:84af0800 [ 1326.518035][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.518136][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.518161][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.518208][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.518257][ T32] r4:84a53d80 [ 1326.518286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.518333][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.518357][ T32] r4:00000001 [ 1326.518397][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.518458][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.518515][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.518583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.518613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.518643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.518674][ T32] r4:84a51100 [ 1326.518696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.518726][ T32] INFO: task kworker/0:80:3768 blocked for more than 453 seconds. [ 1326.518761][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.518786][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.518807][ T32] task:kworker/0:80 state:D stack:0 pid:3768 tgid:3768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.518905][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.518952][ T32] Call trace: [ 1326.519065][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.519116][ T32] r10:82918930 r9:e06f5d84 r8:00000002 r7:60000113 r6:e06f5d8c r5:84b4a400 [ 1326.519194][ T32] r4:84b4a400 [ 1326.519245][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.519296][ T32] r5:84b4a400 r4:8291892c [ 1326.519317][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.519356][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.519459][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f5e08 [ 1326.519557][ T32] r4:00000000 [ 1326.519688][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.519860][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.519901][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.519942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b349c0 [ 1326.519966][ T32] r4:00000000 [ 1326.519999][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.520054][ T32] r9:83018005 r8:84b4a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1326.520101][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.520176][ T32] r5:00001000 r4:dfb75000 [ 1326.520201][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.520270][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.520323][ T32] r5:84b0a78c r4:84b0a400 [ 1326.520346][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.520417][ T32] r7:dddced80 r6:83018000 r5:84b0a78c r4:84b36100 [ 1326.520519][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.520641][ T32] r10:61c88647 r9:84b4a400 r8:84b3612c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.520675][ T32] r4:84b36100 [ 1326.520695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.520740][ T32] r10:00000000 r9:84b36100 r8:8027f5e8 r7:e06d1e60 r6:8493a380 r5:84b4a400 [ 1326.520762][ T32] r4:00000001 [ 1326.520781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.520815][ T32] Exception stack(0xe06f5fb0 to 0xe06f5ff8) [ 1326.520867][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.520915][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.520979][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.521013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.521036][ T32] r4:84b34180 [ 1326.521516][ T32] INFO: task kworker/0:80:3768 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.521587][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.521655][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.521703][ T32] Call trace: [ 1326.521822][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.521871][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.521923][ T32] r4:00000000 [ 1326.522021][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.522067][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.522099][ T32] dd20: bcde1000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.522129][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.522154][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.522232][ T32] r5:80000013 r4:80239bb0 [ 1326.522264][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.522335][ T32] r4:82ac11e4 [ 1326.522359][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.522413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.522445][ T32] r4:e055ddc0 [ 1326.522467][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.522564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.522591][ T32] r4:00000000 [ 1326.522612][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.522658][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.522680][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.522884][ T32] r5:00001000 r4:e03b1000 [ 1326.522908][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.522968][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.523087][ T32] r5:84af0b8c r4:84af0800 [ 1326.523213][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.540201][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.540256][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.540338][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.540363][ T32] r4:84a53d80 [ 1326.540385][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.540433][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.540457][ T32] r4:00000001 [ 1326.540521][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.540563][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.540627][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.540662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.540692][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.540724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.540748][ T32] r4:84a51100 [ 1326.540782][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.540824][ T32] INFO: task kworker/1:252:3771 blocked for more than 453 seconds. [ 1326.540859][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.540911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.541013][ T32] task:kworker/1:252 state:D stack:0 pid:3771 tgid:3771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.541076][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.541125][ T32] Call trace: [ 1326.541174][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.541255][ T32] r10:82918930 r9:e4729d84 r8:00000002 r7:60000013 r6:e4729d8c r5:84b49800 [ 1326.541287][ T32] r4:84b49800 [ 1326.541308][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.541358][ T32] r5:84b49800 r4:8291892c [ 1326.541405][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.541465][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.541560][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4729e08 [ 1326.541590][ T32] r4:00000000 [ 1326.541611][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.541677][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.541747][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.541830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492dac0 [ 1326.541988][ T32] r4:00000000 [ 1326.542014][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.542064][ T32] r9:83018205 r8:84b49800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1326.542115][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.542162][ T32] r5:00001000 r4:e4737000 [ 1326.542184][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.542224][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.542270][ T32] r5:84b7cf8c r4:84b7cc00 [ 1326.542324][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.542379][ T32] r7:ddde2d80 r6:83018200 r5:84b7cf8c r4:8493a480 [ 1326.542410][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.542457][ T32] r10:61c88647 r9:84b49800 r8:8493a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.542481][ T32] r4:8493a480 [ 1326.542500][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.542675][ T32] r10:00000000 r9:8493a480 r8:8027f5e8 r7:e0699e60 r6:8493a500 r5:84b49800 [ 1326.542715][ T32] r4:00000001 [ 1326.542736][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.542774][ T32] Exception stack(0xe4729fb0 to 0xe4729ff8) [ 1326.542803][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.542843][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.542875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.542905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.542927][ T32] r4:8492d6c0 [ 1326.557078][ T32] INFO: task kworker/1:252:3771 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.557200][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.557310][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.557463][ T32] Call trace: [ 1326.557501][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.557666][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.557695][ T32] r4:00000000 [ 1326.557875][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.557920][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.557951][ T32] dd20: bd3d4000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.558082][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.558257][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.558292][ T32] r5:80000013 r4:80239bb0 [ 1326.558341][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.558390][ T32] r4:82ac11e4 [ 1326.558411][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.558454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.558501][ T32] r4:e055ddc0 [ 1326.558547][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.558602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.558670][ T32] r4:00000000 [ 1326.558697][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.558758][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.558784][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.558829][ T32] r5:00001000 r4:e03b1000 [ 1326.558850][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.558889][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.558933][ T32] r5:84af0b8c r4:84af0800 [ 1326.558954][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.559057][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.559275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.559327][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.559351][ T32] r4:84a53d80 [ 1326.559372][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.559417][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.559440][ T32] r4:00000001 [ 1326.559487][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1326.559675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1326.560299][ T32] r4:84b48000 ** 4 printk messages dropped ** [ 1326.560665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4735e08 ** 9 printk messages dropped ** [ 1326.561096][ T32] r5:00001000 r4:e472b000 ** 1 printk messages dropped ** [ 1326.561186][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.561616][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.562280][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.562648][ T32] dd20: bd3d4000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 4 printk messages dropped ** [ 1326.562866][ T32] r4:82ac11e4 [ 1326.562889][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.562934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.562956][ T32] r4:e055ddc0 [ 1326.562998][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.586439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.586579][ T32] r4:00000000 [ 1326.586619][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.586694][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.586719][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.586795][ T32] r5:00001000 r4:e03b1000 [ 1326.586822][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.586865][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.586935][ T32] r5:84af0b8c r4:84af0800 [ 1326.586998][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.587053][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.587077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.587124][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.587173][ T32] r4:84a53d80 [ 1326.587275][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.587444][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.587472][ T32] r4:00000001 [ 1326.587494][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.587535][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.587566][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.587674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.587708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.587792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.587843][ T32] r4:84a51100 [ 1326.587871][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.587904][ T32] INFO: task kworker/1:254:3777 blocked for more than 453 seconds. [ 1326.587992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.588057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.588084][ T32] task:kworker/1:254 state:D stack:0 pid:3777 tgid:3777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.588234][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.588323][ T32] Call trace: [ 1326.588361][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.588412][ T32] r10:82918930 r9:e06f1d84 r8:00000002 r7:60000013 r6:e06f1d8c r5:84b4bc00 [ 1326.588483][ T32] r4:84b4bc00 [ 1326.588527][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.588589][ T32] r5:84b4bc00 r4:8291892c [ 1326.588615][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.588656][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.588704][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06f1e08 [ 1326.588758][ T32] r4:00000000 [ 1326.588787][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.588900][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.588953][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.588996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492dbc0 [ 1326.589019][ T32] r4:00000000 [ 1326.589039][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.589184][ T32] r9:83018205 r8:84b4bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1326.589211][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.589272][ T32] r5:00001000 r4:e473f000 [ 1326.589404][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.589479][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.589548][ T32] r5:84b7d38c r4:84b7d000 [ 1326.589572][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.589646][ T32] r7:ddde2d80 r6:83018200 r5:84b7d38c r4:8493a600 [ 1326.589671][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.589718][ T32] r10:61c88647 r9:84b4bc00 r8:8493a62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.589742][ T32] r4:8493a600 [ 1326.589774][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.589823][ T32] r10:00000000 r9:8493a600 r8:8027f5e8 r7:e4729e60 r6:8493a680 r5:84b4bc00 [ 1326.589878][ T32] r4:00000001 [ 1326.589912][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.589950][ T32] Exception stack(0xe06f1fb0 to 0xe06f1ff8) [ 1326.589979][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.590008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.590048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.590138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.590164][ T32] r4:8492d800 [ 1326.590819][ T32] INFO: task kworker/1:254:3777 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.590930][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.591063][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.591115][ T32] Call trace: [ 1326.591146][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.591194][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.591218][ T32] r4:00000000 [ 1326.591239][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.591288][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.591351][ T32] dd20: bd6cb000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.591413][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.591444][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.591469][ T32] r5:80000013 r4:80239bb0 [ 1326.591490][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.591535][ T32] r4:82ac11e4 [ 1326.591556][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.591599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.591647][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1326.591942][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.592481][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.592809][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.600619][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.600988][ T32] r5:84b4c800 r4:8291892c ** 6 printk messages dropped ** [ 1326.601298][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1326.601612][ T32] r5:00001000 r4:e474b000 ** 1 printk messages dropped ** [ 1326.601709][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.601926][ T32] r10:61c88647 r9:84b4c800 r8:8493a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.602162][ T32] r4:8493a700 [ 1326.602213][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.602368][ T32] r10:00000000 r9:8493a700 r8:8027f5e8 r7:e06f1e60 r6:8493a780 r5:84b4c800 [ 1326.602395][ T32] r4:00000001 [ 1326.602424][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.602463][ T32] Exception stack(0xe06c5fb0 to 0xe06c5ff8) [ 1326.602491][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.602520][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.602547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.602603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.602628][ T32] r4:8492dc40 [ 1326.613785][ T32] INFO: task kworker/1:255:3778 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.613912][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.613996][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.614094][ T32] Call trace: [ 1326.614261][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.614333][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.614359][ T32] r4:00000000 [ 1326.614382][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.614425][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.614458][ T32] dd20: bd861000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.614492][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.614521][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.614548][ T32] r5:80000013 r4:80239bb0 [ 1326.614572][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.614622][ T32] r4:82ac11e4 [ 1326.614645][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.614692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.614880][ T32] r4:e055ddc0 [ 1326.614988][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.615058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.615086][ T32] r4:00000000 [ 1326.615108][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.615194][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.615240][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.615311][ T32] r5:00001000 r4:e03b1000 [ 1326.615336][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.615393][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.615443][ T32] r5:84af0b8c r4:84af0800 [ 1326.615484][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.615542][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.615565][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.615611][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.615665][ T32] r4:84a53d80 [ 1326.615690][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.615738][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.615774][ T32] r4:00000001 [ 1326.615823][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.615868][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.615903][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.615934][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.615962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.616018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.616079][ T32] r4:84a51100 [ 1326.616106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.616165][ T32] INFO: task kworker/1:256:3780 blocked for more than 453 seconds. [ 1326.616203][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.616276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.616350][ T32] task:kworker/1:256 state:D stack:0 pid:3780 tgid:3780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.616436][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.616526][ T32] Call trace: [ 1326.616562][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.616611][ T32] r10:82918930 r9:e4749d84 r8:00000002 r7:60000113 r6:e4749d8c r5:84b4d400 [ 1326.616671][ T32] r4:84b4d400 [ 1326.616705][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.616815][ T32] r5:84b4d400 r4:8291892c [ 1326.616842][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.616945][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.616997][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4749e08 [ 1326.617035][ T32] r4:00000000 [ 1326.617063][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.617114][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1326.617562][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.617638][ T32] r5:00001000 r4:e475b000 [ 1326.617692][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.618050][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1326.618464][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.619260][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.619708][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 9 printk messages dropped ** [ 1326.620306][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.620640][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.620936][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 7 printk messages dropped ** [ 1326.621250][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1326.621525][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.621886][ T32] r5:84b4e000 r4:8291892c ** 3 printk messages dropped ** [ 1326.622153][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.622527][ T32] r9:83018205 r8:84b4e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 ** 1 printk messages dropped ** [ 1326.622591][ T32] r5:00001000 r4:e4767000 ** 3 printk messages dropped ** [ 1326.622724][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1326.654002][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1326.654273][ T32] r4:8492dd40 [ 1326.654777][ T32] INFO: task kworker/1:257:3782 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.654835][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.655092][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.655225][ T32] Call trace: [ 1326.655283][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.655357][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.655390][ T32] r4:00000000 [ 1326.655417][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.655467][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.655506][ T32] dd20: bdda4000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.655592][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.655633][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.655660][ T32] r5:80000013 r4:80239bb0 [ 1326.655683][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.655730][ T32] r4:82ac11e4 [ 1326.655752][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.655797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.655923][ T32] r4:e055ddc0 [ 1326.655961][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.656012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.656037][ T32] r4:00000000 [ 1326.656218][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.656280][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.656305][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.656406][ T32] r5:00001000 r4:e03b1000 [ 1326.656432][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.656518][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.656568][ T32] r5:84af0b8c r4:84af0800 [ 1326.656591][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.656638][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.656683][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.656838][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.656963][ T32] r4:84a53d80 [ 1326.656990][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.657105][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.657152][ T32] r4:00000001 [ 1326.657175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.657211][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.657273][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.657362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.657393][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.657423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.657571][ T32] r4:84a51100 [ 1326.657598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.657688][ T32] INFO: task kworker/1:258:3784 blocked for more than 453 seconds. [ 1326.657730][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.657810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.657836][ T32] task:kworker/1:258 state:D stack:0 pid:3784 tgid:3784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.657923][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.658058][ T32] Call trace: [ 1326.658090][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.658138][ T32] r10:82918930 r9:e4765d84 r8:00000002 r7:60000113 r6:e4765d8c r5:84b4ec00 [ 1326.658161][ T32] r4:84b4ec00 [ 1326.658182][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.658222][ T32] r5:84b4ec00 r4:8291892c [ 1326.658277][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.658321][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.658848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b37000 ** 4 printk messages dropped ** [ 1326.659039][ T32] r5:00001000 r4:e4773000 [ 1326.659112][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.659382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.659718][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1326.660566][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1326.660960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 12 printk messages dropped ** [ 1326.661528][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 5 printk messages dropped ** [ 1326.661954][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.662151][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.662487][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.662825][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.684030][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.684225][ T32] r5:00001000 r4:e8781000 ** 1 printk messages dropped ** [ 1326.684300][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.684349][ T32] r5:84b7e78c r4:84b7e400 [ 1326.684422][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.684494][ T32] r7:ddde2d80 r6:83018200 r5:84b7e78c r4:8493aa00 [ 1326.684546][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.684600][ T32] r10:61c88647 r9:84b4b000 r8:8493aa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.684625][ T32] r4:8493aa00 [ 1326.684646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.684695][ T32] r10:00000000 r9:8493aa00 r8:8027f5e8 r7:e4765e60 r6:8493ab80 r5:84b4b000 [ 1326.684742][ T32] r4:00000001 [ 1326.684778][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.684832][ T32] Exception stack(0xe4771fb0 to 0xe4771ff8) [ 1326.684867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.684899][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.684928][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.684960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.684984][ T32] r4:84b370c0 [ 1326.685471][ T32] INFO: task kworker/1:259:3786 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.685543][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.685647][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.685701][ T32] Call trace: [ 1326.685755][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.685812][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.685837][ T32] r4:00000000 [ 1326.685857][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.685896][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.685937][ T32] dd20: be081000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.685990][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.686040][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.686095][ T32] r5:80000013 r4:80239bb0 [ 1326.686119][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.686171][ T32] r4:82ac11e4 [ 1326.686197][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.686263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.686303][ T32] r4:e055ddc0 [ 1326.686335][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.686382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.686430][ T32] r4:00000000 [ 1326.686458][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.686506][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.686528][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.686589][ T32] r5:00001000 r4:e03b1000 [ 1326.686612][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.686661][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.686741][ T32] r5:84af0b8c r4:84af0800 [ 1326.686770][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.686855][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.686912][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.687016][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.687052][ T32] r4:84a53d80 [ 1326.687074][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.687125][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.687148][ T32] r4:00000001 [ 1326.687173][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.687210][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.687294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.687389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.687425][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.687480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.687508][ T32] r4:84a51100 [ 1326.687546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.687624][ T32] INFO: task kworker/1:260:3788 blocked for more than 453 seconds. [ 1326.687693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.687757][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.687782][ T32] task:kworker/1:260 state:D stack:0 pid:3788 tgid:3788 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.687831][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.687874][ T32] Call trace: ** 2 printk messages dropped ** [ 1326.687975][ T32] r4:84b50000 ** 4 printk messages dropped ** [ 1326.688197][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e066de08 ** 9 printk messages dropped ** [ 1326.688644][ T32] r5:00001000 r4:dfb17000 [ 1326.688665][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.688703][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1326.688876][ T32] r10:61c88647 r9:84b50000 r8:8493ac2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.689274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.690058][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1326.690369][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.690526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 9 printk messages dropped ** [ 1326.690953][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 4 printk messages dropped ** [ 1326.691107][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.691153][ T32] r4:00000001 [ 1326.691177][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.691230][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.691256][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.691290][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.691318][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.691367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.691414][ T32] r4:84a51100 [ 1326.691442][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.691470][ T32] INFO: task kworker/1:261:3789 blocked for more than 453 seconds. [ 1326.691519][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.691548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.691569][ T32] task:kworker/1:261 state:D stack:0 pid:3789 tgid:3789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.691644][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.691719][ T32] Call trace: [ 1326.691753][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.691799][ T32] r10:82918930 r9:e0575d84 r8:00000002 r7:60000113 r6:e0575d8c r5:84b50c00 [ 1326.691831][ T32] r4:84b50c00 [ 1326.691853][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.691914][ T32] r5:84b50c00 r4:8291892c [ 1326.691937][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.691987][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.692057][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0575e08 [ 1326.692082][ T32] r4:00000000 [ 1326.692101][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.692160][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.692208][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.692261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b37640 [ 1326.692290][ T32] r4:00000000 [ 1326.692320][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.692387][ T32] r9:83018205 r8:84b50c00 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1326.692434][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.692516][ T32] r5:00001000 r4:df885000 [ 1326.692543][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.692642][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.692687][ T32] r5:84b7eb8c r4:84b7e800 [ 1326.692707][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.692752][ T32] r7:ddde2d80 r6:83018200 r5:84b7eb8c r4:8493ad80 [ 1326.692773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.692817][ T32] r10:61c88647 r9:84b50c00 r8:8493adac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.692839][ T32] r4:8493ad80 [ 1326.692858][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.692900][ T32] r10:00000000 r9:8493ad80 r8:8027f5e8 r7:e066de60 r6:8493ae00 r5:84b50c00 [ 1326.692939][ T32] r4:00000001 [ 1326.692962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.707741][ T32] Exception stack(0xe0575fb0 to 0xe0575ff8) [ 1326.707850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.707887][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.707917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.707952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.707975][ T32] r4:84b37580 [ 1326.708385][ T32] INFO: task kworker/1:261:3789 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.708450][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.708560][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.708652][ T32] Call trace: [ 1326.708693][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1326.708875][ T32] dd20: be2c1000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 12 printk messages dropped ** [ 1326.709491][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 7 printk messages dropped ** [ 1326.709795][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.710054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.710476][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.710785][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1326.711152][ T32] r9:83018205 r8:84b53000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1326.711259][ T32] r5:00001000 r4:dfc09000 ** 3 printk messages dropped ** [ 1326.711414][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1326.711538][ T32] r10:61c88647 r9:84b53000 r8:8493ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.711560][ T32] r4:8493ad00 [ 1326.711579][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.711623][ T32] r10:00000000 r9:8493ad00 r8:8027f5e8 r7:e066de60 r6:8493ae80 r5:84b53000 [ 1326.711645][ T32] r4:00000001 [ 1326.711666][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.711700][ T32] Exception stack(0xe05a1fb0 to 0xe05a1ff8) [ 1326.711747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.711788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.711817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.711855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.711899][ T32] r4:84b374c0 [ 1326.712180][ T32] INFO: task kworker/1:262:3791 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.712212][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.712267][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.712339][ T32] Call trace: [ 1326.712370][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.712443][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.712484][ T32] r4:00000000 [ 1326.712505][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.712543][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.712571][ T32] dd20: be2c1000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.712599][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.712658][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.712685][ T32] r5:80000013 r4:80239bb0 [ 1326.712706][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.712746][ T32] r4:82ac11e4 [ 1326.712765][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.712806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.712828][ T32] r4:e055ddc0 [ 1326.712847][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.712887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.712909][ T32] r4:00000000 [ 1326.712928][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.712972][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.712993][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.713099][ T32] r5:00001000 r4:e03b1000 [ 1326.730962][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.731046][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.731093][ T32] r5:84af0b8c r4:84af0800 [ 1326.731130][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.731182][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.731204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.731250][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.731272][ T32] r4:84a53d80 [ 1326.731299][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.731345][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.731384][ T32] r4:00000001 [ 1326.731428][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.731468][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.731516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.731548][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.731576][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.731627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.731652][ T32] r4:84a51100 [ 1326.731677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.731706][ T32] INFO: task kworker/0:81:3794 blocked for more than 453 seconds. [ 1326.731739][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.731785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.731832][ T32] task:kworker/0:81 state:D stack:0 pid:3794 tgid:3794 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.732103][ T32] r4:84b53c00 ** 7 printk messages dropped ** [ 1326.732401][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.732695][ T32] r5:00001000 r4:dfbd1000 [ 1326.732715][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1326.732921][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.743744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.744523][ T32] Call trace: ** 2 printk messages dropped ** [ 1326.744719][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.744952][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1326.745123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1326.745556][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1326.745736][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1326.746029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1326.746488][ T32] r10:82918930 r9:e8799d84 r8:00000002 r7:60000113 r6:e8799d8c r5:84b54800 ** 5 printk messages dropped ** [ 1326.746780][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8799e08 ** 7 printk messages dropped ** [ 1326.747167][ T32] r9:83018005 r8:84b54800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 ** 1 printk messages dropped ** [ 1326.747245][ T32] r5:00001000 r4:dfd77000 [ 1326.747270][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.747318][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.747374][ T32] r5:84b0af8c r4:84b0ac00 [ 1326.747400][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.747457][ T32] r7:dddced80 r6:83018000 r5:84b0af8c r4:84b36200 [ 1326.747482][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.747530][ T32] r10:61c88647 r9:84b54800 r8:84b3622c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1326.747556][ T32] r4:84b36200 [ 1326.747575][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.747620][ T32] r10:00000000 r9:84b36200 r8:8027f5e8 r7:e06d1e60 r6:8493af80 r5:84b54800 [ 1326.747665][ T32] r4:00000001 [ 1326.747705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.747745][ T32] Exception stack(0xe8799fb0 to 0xe8799ff8) [ 1326.747774][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.747805][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.747832][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.747882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.747932][ T32] r4:84b34980 [ 1326.748193][ T32] INFO: task kworker/0:82:3796 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.748255][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.748360][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.748419][ T32] Call trace: [ 1326.748451][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.748524][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.748578][ T32] r4:00000000 [ 1326.748603][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.748646][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.748676][ T32] dd20: be9fc000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.748706][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.748733][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.748757][ T32] r5:80000013 r4:80239bb0 [ 1326.748779][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.748859][ T32] r4:82ac11e4 [ 1326.748885][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.748929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.748954][ T32] r4:e055ddc0 [ 1326.748973][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.749022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.749047][ T32] r4:00000000 [ 1326.749088][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.749140][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.749177][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.749225][ T32] r5:00001000 r4:e03b1000 [ 1326.749257][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.749310][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.749354][ T32] r5:84af0b8c r4:84af0800 [ 1326.749376][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.749423][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.749445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.749493][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.749529][ T32] r4:84a53d80 [ 1326.749556][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.749605][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.749628][ T32] r4:00000001 [ 1326.749649][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.749682][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.749709][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.749738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.749765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.749795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.749819][ T32] r4:84a51100 [ 1326.749840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.749877][ T32] INFO: task kworker/1:263:3798 blocked for more than 453 seconds. [ 1326.749942][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.749973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.750003][ T32] task:kworker/1:263 state:D stack:0 pid:3798 tgid:3798 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.750086][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.750143][ T32] Call trace: [ 1326.750199][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.750273][ T32] r10:82918930 r9:e879dd84 r8:00000002 r7:60000113 r6:e879dd8c r5:84b55400 [ 1326.750326][ T32] r4:84b55400 [ 1326.750351][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.750395][ T32] r5:84b55400 r4:8291892c [ 1326.750416][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.750459][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1326.750697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492dfc0 ** 4 printk messages dropped ** [ 1326.750859][ T32] r5:00001000 r4:dfc7f000 ** 1 printk messages dropped ** [ 1326.750918][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.751144][ T32] r4:84933000 ** 6 printk messages dropped ** [ 1326.751431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.752036][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1326.752364][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1326.752498][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1326.752769][ T32] r5:00001000 r4:e03b1000 ** 6 printk messages dropped ** [ 1326.753041][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1326.774208][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.774549][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.774799][ T32] r5:84b51800 r4:8291892c ** 5 printk messages dropped ** [ 1326.775107][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.775415][ T32] r5:00001000 r4:dfc35000 [ 1326.775485][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.775568][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.775617][ T32] r5:84b7f78c r4:84b7f400 [ 1326.775641][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.775702][ T32] r7:ddde2d80 r6:83018200 r5:84b7f78c r4:84933100 [ 1326.775750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.775802][ T32] r10:61c88647 r9:84b51800 r8:8493312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.775847][ T32] r4:84933100 [ 1326.775900][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.775971][ T32] r10:00000000 r9:84933100 r8:8027f5e8 r7:e879de60 r6:84933180 r5:84b51800 [ 1326.775999][ T32] r4:00000001 [ 1326.776020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.776058][ T32] Exception stack(0xe87a1fb0 to 0xe87a1ff8) [ 1326.776099][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.776131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.776159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.776189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.776235][ T32] r4:84b37b40 [ 1326.776685][ T32] INFO: task kworker/1:264:3800 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.776721][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.776829][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.776877][ T32] Call trace: [ 1326.776954][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.777006][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.777030][ T32] r4:00000000 [ 1326.777060][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.777102][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.777140][ T32] dd20: bee26000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.777174][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.777199][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.777224][ T32] r5:80000013 r4:80239bb0 [ 1326.777244][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.777298][ T32] r4:82ac11e4 [ 1326.777326][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.777374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.777406][ T32] r4:e055ddc0 [ 1326.777428][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.777471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.777494][ T32] r4:00000000 [ 1326.777514][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.777583][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.777608][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.777671][ T32] r5:00001000 r4:e03b1000 [ 1326.777694][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.777754][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.777820][ T32] r5:84af0b8c r4:84af0800 [ 1326.777843][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.777890][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.777931][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.777980][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.778003][ T32] r4:84a53d80 [ 1326.778023][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.778067][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 5 printk messages dropped ** [ 1326.778285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.778632][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.778879][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1326.779220][ T32] r5:00001000 r4:dfca7000 [ 1326.779240][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.779409][ T32] r7:ddde2d80 r6:83018200 r5:84b7ff8c r4:84933200 ** 6 printk messages dropped ** [ 1326.779637][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.780217][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.780612][ T32] dd20: bee26000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 10 printk messages dropped ** [ 1326.780949][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.781280][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 5 printk messages dropped ** [ 1326.781459][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.781636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1326.782167][ T32] r4:84b56c00 ** 5 printk messages dropped ** [ 1326.782463][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.782830][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.782935][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1326.816358][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.817287][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 4 printk messages dropped ** [ 1326.817548][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.817577][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.817601][ T32] r5:80000013 r4:80239bb0 [ 1326.817622][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.817665][ T32] r4:82ac11e4 [ 1326.817708][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.817787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.817813][ T32] r4:e055ddc0 [ 1326.817854][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.817900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.817922][ T32] r4:00000000 [ 1326.817944][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.818036][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.818061][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.818126][ T32] r5:00001000 r4:e03b1000 [ 1326.818150][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.818190][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.818288][ T32] r5:84af0b8c r4:84af0800 [ 1326.818313][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.818360][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.818404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.818453][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.818500][ T32] r4:84a53d80 [ 1326.818522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.818589][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.818636][ T32] r4:00000001 [ 1326.818659][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.818696][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.818753][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.818786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.818855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.818886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.818933][ T32] r4:84a51100 [ 1326.818958][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.819007][ T32] INFO: task kworker/1:267:3807 blocked for more than 453 seconds. [ 1326.819043][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.819101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.819159][ T32] task:kworker/1:267 state:D stack:0 pid:3807 tgid:3807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.819208][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.819261][ T32] Call trace: [ 1326.819322][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.819372][ T32] r10:82918930 r9:e477dd84 r8:00000002 r7:60000113 r6:e477dd8c r5:84b52400 [ 1326.819419][ T32] r4:84b52400 [ 1326.819442][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.819482][ T32] r5:84b52400 r4:8291892c [ 1326.819502][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.819541][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.819623][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e477de08 [ 1326.819648][ T32] r4:00000000 [ 1326.819691][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.819733][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.819770][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.819875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3b0c0 [ 1326.819901][ T32] r4:00000000 [ 1326.819921][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.819989][ T32] r9:83018205 r8:84b52400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1326.820012][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.820054][ T32] r5:00001000 r4:dfccd000 [ 1326.820073][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.820143][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.820187][ T32] r5:84b8838c r4:84b88000 [ 1326.820209][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1326.820699][ T32] Exception stack(0xe477dfb0 to 0xe477dff8) ** 7 printk messages dropped ** [ 1326.821392][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1326.821753][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 12 printk messages dropped ** [ 1326.822550][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.836356][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1326.836800][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.837113][ T32] r4:84b58000 ** 4 printk messages dropped ** [ 1326.837348][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e87ade08 ** 9 printk messages dropped ** [ 1326.837710][ T32] r5:00001000 r4:dfd0d000 [ 1326.837734][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.837773][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.837814][ T32] r5:84b8878c r4:84b88400 [ 1326.837834][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.837878][ T32] r7:ddde2d80 r6:83018200 r5:84b8878c r4:84933500 [ 1326.837909][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.837957][ T32] r10:61c88647 r9:84b58000 r8:8493352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.837980][ T32] r4:84933500 [ 1326.837998][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.838063][ T32] r10:00000000 r9:84933500 r8:8027f5e8 r7:e87a5e60 r6:84933580 r5:84b58000 [ 1326.838112][ T32] r4:00000001 [ 1326.838159][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.838198][ T32] Exception stack(0xe87adfb0 to 0xe87adff8) [ 1326.838271][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.838333][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.838364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.838416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.838441][ T32] r4:84b3b200 [ 1326.838820][ T32] INFO: task kworker/1:268:3809 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.838852][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.838940][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.839008][ T32] Call trace: [ 1326.839066][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.839143][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.839169][ T32] r4:00000000 [ 1326.839198][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.839242][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.839270][ T32] dd20: bf62f000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.839307][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.839334][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.839376][ T32] r5:80000013 r4:80239bb0 [ 1326.839421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.839464][ T32] r4:82ac11e4 [ 1326.839485][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.839528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.839568][ T32] r4:e055ddc0 [ 1326.839595][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.839638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.839660][ T32] r4:00000000 [ 1326.839678][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.839723][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.839744][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.839810][ T32] r5:00001000 r4:e03b1000 [ 1326.839851][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.839915][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.840313][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1326.840769][ T32] INFO: task kworker/0:83:3812 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1326.841114][ T32] r4:84b58c00 ** 4 printk messages dropped ** [ 1326.841319][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e87b5e08 ** 9 printk messages dropped ** [ 1326.841746][ T32] r5:00001000 r4:e0437000 [ 1326.841807][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.841879][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.842289][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.842462][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.862260][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.862468][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1326.862916][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.873736][ T32] r5:84af0b8c r4:84af0800 ** 6 printk messages dropped ** [ 1326.874030][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 12 printk messages dropped ** [ 1326.874509][ T32] task:kworker/1:269 state:D stack:0 pid:3813 tgid:3813 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.875246][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.875450][ T32] r5:00001000 r4:dfd97000 [ 1326.875497][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.875588][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.875657][ T32] r5:84b88b8c r4:84b88800 [ 1326.875737][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.875785][ T32] r7:ddde2d80 r6:83018200 r5:84b88b8c r4:84933600 [ 1326.875806][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.875851][ T32] r10:61c88647 r9:84b46000 r8:8493362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.875873][ T32] r4:84933600 [ 1326.875892][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.875937][ T32] r10:00000000 r9:84933600 r8:8027f5e8 r7:e87a5e60 r6:84b36380 r5:84b46000 [ 1326.875960][ T32] r4:00000001 [ 1326.875989][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.876044][ T32] Exception stack(0xe87a9fb0 to 0xe87a9ff8) [ 1326.876075][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.876105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.876132][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.876161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.876184][ T32] r4:84b3b6c0 [ 1326.876659][ T32] INFO: task kworker/1:269:3813 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.876718][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.876800][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.876860][ T32] Call trace: [ 1326.876901][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.877012][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.877049][ T32] r4:00000000 [ 1326.877072][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.877111][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.877150][ T32] dd20: bfd86000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.877184][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.877213][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.877237][ T32] r5:80000013 r4:80239bb0 [ 1326.877267][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.877316][ T32] r4:82ac11e4 [ 1326.877337][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.877379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.877416][ T32] r4:e055ddc0 [ 1326.877439][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.877493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.877551][ T32] r4:00000000 [ 1326.877583][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.877633][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.877685][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.877731][ T32] r5:00001000 r4:e03b1000 [ 1326.877762][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.877811][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.877865][ T32] r5:84af0b8c r4:84af0800 [ 1326.877887][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.877943][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.877976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.878025][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.878048][ T32] r4:84a53d80 [ 1326.878091][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.878139][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.878178][ T32] r4:00000001 [ 1326.878203][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.878269][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.878302][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.878331][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.878359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.878389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.878411][ T32] r4:84a51100 [ 1326.878431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.878466][ T32] INFO: task kworker/1:270:3815 blocked for more than 453 seconds. [ 1326.878495][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.878544][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.878568][ T32] task:kworker/1:270 state:D stack:0 pid:3815 tgid:3815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.878620][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.878665][ T32] Call trace: [ 1326.878728][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.878777][ T32] r10:82918930 r9:e87bdd84 r8:00000002 r7:60000113 r6:e87bdd8c r5:84b46c00 [ 1326.878821][ T32] r4:84b46c00 [ 1326.878844][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.878884][ T32] r5:84b46c00 r4:8291892c [ 1326.878924][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.878966][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.879032][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e87bde08 ** 9 printk messages dropped ** [ 1326.879412][ T32] r5:00001000 r4:dfdcf000 [ 1326.879432][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1326.879600][ T32] r7:ddde2d80 r6:83018200 r5:84b8938c r4:84933680 ** 8 printk messages dropped ** [ 1326.879953][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.880707][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.880985][ T32] dd20: bfd86000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 10 printk messages dropped ** [ 1326.881353][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.881503][ T32] r5:00001000 r4:e03b1000 [ 1326.881526][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.881588][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.881655][ T32] r5:84af0b8c r4:84af0800 [ 1326.881679][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.881754][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.881778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.881847][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.881873][ T32] r4:84a53d80 [ 1326.881913][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.881981][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.882028][ T32] r4:00000001 [ 1326.882062][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.882121][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.882151][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.882206][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.882241][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.882298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.882326][ T32] r4:84a51100 [ 1326.882348][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.882395][ T32] INFO: task kworker/1:271:3817 blocked for more than 453 seconds. [ 1326.882446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.882472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.882493][ T32] task:kworker/1:271 state:D stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.882559][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.882642][ T32] Call trace: [ 1326.882695][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.882752][ T32] r10:82918930 r9:e87c5d84 r8:00000002 r7:60000113 r6:e87c5d8c r5:84b45400 [ 1326.882796][ T32] r4:84b45400 [ 1326.882819][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.882859][ T32] r5:84b45400 r4:8291892c [ 1326.882878][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.882917][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.882962][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e87c5e08 [ 1326.882983][ T32] r4:00000000 [ 1326.883055][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.903874][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.904026][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.904120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3bb40 [ 1326.904169][ T32] r4:00000000 [ 1326.904217][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.904345][ T32] r9:83018205 r8:84b45400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1326.904399][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.904565][ T32] r5:00001000 r4:dfdeb000 [ 1326.904622][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.904718][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.904787][ T32] r5:84b8978c r4:84b89400 [ 1326.904904][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.904982][ T32] r7:ddde2d80 r6:83018200 r5:84b8978c r4:84933700 [ 1326.905014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.905082][ T32] r10:61c88647 r9:84b45400 r8:8493372c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1326.905543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.906528][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.906835][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1326.907311][ T32] r5:00001000 r4:e03b1000 ** 7 printk messages dropped ** [ 1326.907586][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1326.907733][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1326.908039][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.908307][ T32] r4:84b41800 ** 5 printk messages dropped ** [ 1326.908591][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.908898][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.909076][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.909209][ T32] r7:ddde2d80 r6:83018200 r5:84b8a38c r4:84933780 [ 1326.909230][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.909288][ T32] r10:61c88647 r9:84b41800 r8:849337ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.909346][ T32] r4:84933780 [ 1326.909369][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.909416][ T32] r10:00000000 r9:84933780 r8:8027f5e8 r7:e87c5e60 r6:84b36500 r5:84b41800 [ 1326.909437][ T32] r4:00000001 [ 1326.909490][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.909533][ T32] Exception stack(0xe87d1fb0 to 0xe87d1ff8) [ 1326.909561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.909611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.909647][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.909678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.909701][ T32] r4:84b3b940 [ 1326.909978][ T32] INFO: task kworker/1:272:3820 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.910010][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.910067][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.910136][ T32] Call trace: [ 1326.910200][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.910249][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.910299][ T32] r4:00000000 [ 1326.910323][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.910442][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.910487][ T32] dd20: bff8b000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.910542][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.910595][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.910622][ T32] r5:80000013 r4:80239bb0 [ 1326.910645][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.910707][ T32] r4:82ac11e4 [ 1326.910731][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.910786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.910813][ T32] r4:e055ddc0 [ 1326.910832][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.910874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.910896][ T32] r4:00000000 [ 1326.910915][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.910961][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.910983][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.911024][ T32] r5:00001000 r4:e03b1000 [ 1326.911064][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.911126][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1326.911289][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 2 printk messages dropped ** [ 1326.911405][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1326.911577][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1326.911766][ T32] INFO: task kworker/1:273:3821 blocked for more than 453 seconds. ** 6 printk messages dropped ** [ 1326.912138][ T32] r10:82918930 r9:e87d5d84 r8:00000002 r7:60000113 r6:e87d5d8c r5:84b44800 ** 6 printk messages dropped ** [ 1326.912404][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.912730][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.912797][ T32] r5:00001000 r4:dfe07000 ** 1 printk messages dropped ** [ 1326.912881][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.939306][ T32] r4:84933800 ** 5 printk messages dropped ** [ 1326.939708][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.940544][ T32] Call trace: ** 5 printk messages dropped ** [ 1326.940801][ T32] dd20: c0537000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 6 printk messages dropped ** [ 1326.941058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 7 printk messages dropped ** [ 1326.941362][ T32] r5:00001000 r4:e03b1000 ** 2 printk messages dropped ** [ 1326.941495][ T32] r5:84af0b8c r4:84af0800 [ 1326.941539][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.941621][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.941645][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.941693][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.941746][ T32] r4:84a53d80 [ 1326.941797][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.941882][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.941932][ T32] r4:00000001 [ 1326.941975][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.942042][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.942071][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.942100][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.942150][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.942186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.942216][ T32] r4:84a51100 [ 1326.942247][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.942284][ T32] INFO: task kworker/1:274:3823 blocked for more than 453 seconds. [ 1326.942320][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.942369][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.942394][ T32] task:kworker/1:274 state:D stack:0 pid:3823 tgid:3823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.942464][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.942509][ T32] Call trace: [ 1326.942545][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.942608][ T32] r10:82918930 r9:e87d9d84 r8:00000002 r7:60000113 r6:e87d9d8c r5:84b43c00 [ 1326.942634][ T32] r4:84b43c00 [ 1326.942654][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.942704][ T32] r5:84b43c00 r4:8291892c [ 1326.942727][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.942768][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.942814][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e87d9e08 [ 1326.942837][ T32] r4:00000000 [ 1326.942856][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.942894][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.942929][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.943075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3bdc0 [ 1326.957781][ T32] r4:00000000 [ 1326.957834][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.957907][ T32] r9:83018205 r8:84b43c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1326.957952][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.958002][ T32] r5:00001000 r4:e03ab000 [ 1326.958024][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.958064][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.958127][ T32] r5:84b89f8c r4:84b89c00 [ 1326.958151][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.958222][ T32] r7:ddde2d80 r6:83018200 r5:84b89f8c r4:84933880 [ 1326.958271][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.958322][ T32] r10:61c88647 r9:84b43c00 r8:849338ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.958345][ T32] r4:84933880 [ 1326.958387][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.958459][ T32] r10:00000000 r9:84933880 r8:8027f5e8 r7:e87d1e60 r6:84b36600 r5:84b43c00 [ 1326.958484][ T32] r4:00000001 [ 1326.958505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.958541][ T32] Exception stack(0xe87d9fb0 to 0xe87d9ff8) [ 1326.958592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.958647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.958701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.958768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.958794][ T32] r4:84b3bc40 [ 1326.959198][ T32] INFO: task kworker/1:274:3823 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.959254][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.959334][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.959381][ T32] Call trace: [ 1326.959436][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.959514][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.959542][ T32] r4:00000000 [ 1326.959564][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.959626][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.959672][ T32] dd20: c0847000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.959705][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.959731][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.959756][ T32] r5:80000013 r4:80239bb0 [ 1326.959786][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.959831][ T32] r4:82ac11e4 [ 1326.959852][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.959895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.959919][ T32] r4:e055ddc0 [ 1326.959940][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.959983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.960006][ T32] r4:00000000 [ 1326.960026][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.960250][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.960698][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 6 printk messages dropped ** [ 1326.960886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1326.961189][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.961471][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.961752][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.961920][ T32] r5:00001000 r4:e03d5000 [ 1326.961964][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1326.962048][ T32] r5:84b8a78c r4:84b8a400 ** 3 printk messages dropped ** [ 1326.962202][ T32] r10:61c88647 r9:84b43000 r8:8493392c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 1 printk messages dropped ** [ 1326.962265][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.962340][ T32] r10:00000000 r9:84933900 r8:8027f5e8 r7:e87d1e60 r6:84b36680 r5:84b43000 [ 1326.962388][ T32] r4:00000001 [ 1326.962431][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.962469][ T32] Exception stack(0xe87ddfb0 to 0xe87ddff8) [ 1326.962505][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.962537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.962565][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.962594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.962636][ T32] r4:84b3be00 [ 1326.962924][ T32] INFO: task kworker/1:275:3825 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.962976][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.979393][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.979485][ T32] Call trace: [ 1326.979568][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.979645][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.979673][ T32] r4:00000000 [ 1326.979715][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.979783][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.979816][ T32] dd20: c0ca0000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.979846][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.979871][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.979895][ T32] r5:80000013 r4:80239bb0 [ 1326.979915][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1326.979958][ T32] r4:82ac11e4 [ 1326.979978][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.980020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1326.980064][ T32] r4:e055ddc0 [ 1326.980096][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.980141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1326.980185][ T32] r4:00000000 [ 1326.980210][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.980257][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1326.980282][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.980325][ T32] r5:00001000 r4:e03b1000 [ 1326.980355][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.980398][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.980440][ T32] r5:84af0b8c r4:84af0800 [ 1326.980481][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.980548][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1326.980571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.980616][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.980638][ T32] r4:84a53d80 [ 1326.980658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.980702][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1326.980724][ T32] r4:00000001 [ 1326.980755][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.980794][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1326.980821][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.980901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.981148][ T32] task:kworker/1:276 state:D stack:0 pid:3826 tgid:3826 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.981615][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e87e1e08 ** 8 printk messages dropped ** [ 1326.982004][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.982067][ T32] r5:00001000 r4:e0419000 ** 1 printk messages dropped ** [ 1326.982149][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.982491][ T32] r10:00000000 r9:84933980 r8:8027f5e8 r7:e87dde60 r6:84b36700 r5:847bc800 ** 9 printk messages dropped ** [ 1326.988082][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1326.988635][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1326.988900][ T32] r4:e055ddc0 ** 4 printk messages dropped ** [ 1326.989084][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 8 printk messages dropped ** [ 1326.989476][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1326.989681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1326.989868][ T32] r4:84a51100 [ 1326.989890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.989918][ T32] INFO: task kworker/1:277:3828 blocked for more than 453 seconds. [ 1326.989949][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.989974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.990006][ T32] task:kworker/1:277 state:D stack:0 pid:3828 tgid:3828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.990053][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.990104][ T32] Call trace: [ 1326.990161][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1326.990214][ T32] r10:82918930 r9:e87cdd84 r8:00000002 r7:60000013 r6:e87cdd8c r5:84b5b000 [ 1326.990237][ T32] r4:84b5b000 [ 1326.990257][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1326.990325][ T32] r5:84b5b000 r4:8291892c [ 1326.990348][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.990389][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.990435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e87cde08 [ 1326.990457][ T32] r4:00000000 [ 1326.990498][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1326.990540][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1326.990598][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1326.990642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba040 [ 1326.990686][ T32] r4:00000000 [ 1326.990708][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1326.990776][ T32] r9:83018205 r8:84b5b000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1326.990820][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1326.990896][ T32] r5:00001000 r4:e03eb000 [ 1326.990925][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1326.990978][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.991039][ T32] r5:84b8ab8c r4:84b8a800 [ 1326.991083][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1326.991131][ T32] r7:ddde2d80 r6:83018200 r5:84b8ab8c r4:84933a00 [ 1326.991152][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1326.991201][ T32] r10:61c88647 r9:84b5b000 r8:84933a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1326.991223][ T32] r4:84933a00 [ 1326.991242][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1326.991290][ T32] r10:00000000 r9:84933a00 r8:8027f5e8 r7:e87e1e60 r6:84933a80 r5:84b5b000 [ 1326.991314][ T32] r4:00000001 [ 1326.991334][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.991368][ T32] Exception stack(0xe87cdfb0 to 0xe87cdff8) [ 1326.991405][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.991454][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.991485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.991525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1326.991550][ T32] r4:84bba080 [ 1326.991900][ T32] INFO: task kworker/1:277:3828 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1326.991935][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.991998][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.992044][ T32] Call trace: [ 1326.992073][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1326.992119][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1326.992163][ T32] r4:00000000 [ 1326.992212][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.992274][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1326.992309][ T32] dd20: c0ca0000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1326.992337][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1326.992384][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1326.992440][ T32] r5:80000013 r4:80239bb0 [ 1326.992528][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1326.992723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 14 printk messages dropped ** [ 1327.014120][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 11 printk messages dropped ** [ 1327.014960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.015011][ T32] task:kworker/1:278 state:D stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.015167][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.015299][ T32] Call trace: [ 1327.015369][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.015465][ T32] r10:82918930 r9:e87b9d84 r8:00000002 r7:60000113 r6:e87b9d8c r5:84b5a400 [ 1327.015512][ T32] r4:84b5a400 [ 1327.015552][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.015632][ T32] r5:84b5a400 r4:8291892c [ 1327.015673][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.015762][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.015852][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e87b9e08 [ 1327.015898][ T32] r4:00000000 [ 1327.015983][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.016109][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.016194][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.016324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bba400 [ 1327.016380][ T32] r4:00000000 [ 1327.016430][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.016544][ T32] r9:83018205 r8:84b5a400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1327.016611][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.016701][ T32] r5:00001000 r4:e0403000 [ 1327.016747][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.016821][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.016899][ T32] r5:84b8af8c r4:84b8ac00 [ 1327.016944][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.017027][ T32] r7:ddde2d80 r6:83018200 r5:84b8af8c r4:84933b00 [ 1327.017071][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1327.017818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1327.019775][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1327.020668][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1327.021522][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1327.022253][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 12 printk messages dropped ** [ 1327.043600][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.043780][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.043829][ T32] r5:00001000 r4:e04a7000 [ 1327.043872][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.043926][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.044013][ T32] r5:84b8b78c r4:84b8b400 [ 1327.044083][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.044138][ T32] r7:ddde2d80 r6:83018200 r5:84b8b78c r4:84933c00 [ 1327.044187][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.044333][ T32] r10:61c88647 r9:84b5d400 r8:84933c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.044370][ T32] r4:84933c00 [ 1327.044393][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.044441][ T32] r10:00000000 r9:84933c00 r8:8027f5e8 r7:e87e1e60 r6:84933c80 r5:84b5d400 [ 1327.044520][ T32] r4:00000001 [ 1327.044548][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.044609][ T32] Exception stack(0xe87e5fb0 to 0xe87e5ff8) [ 1327.044643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.044696][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.044727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.044756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.044799][ T32] r4:84bba300 [ 1327.045204][ T32] INFO: task kworker/1:279:3833 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.045259][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.045364][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.045444][ T32] Call trace: [ 1327.045498][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.045553][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.045586][ T32] r4:00000000 [ 1327.045620][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.045683][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.045736][ T32] dd20: c15e4000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.045779][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.045807][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.045832][ T32] r5:80000013 r4:80239bb0 [ 1327.045853][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.045895][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.046093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1327.046681][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1327.047163][ T32] INFO: task kworker/0:84:3836 blocked for more than 453 seconds. ** 3 printk messages dropped ** [ 1327.047379][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.047677][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1327.048188][ T32] r5:00001000 r4:e045d000 ** 4 printk messages dropped ** [ 1327.048356][ T32] r7:dddced80 r6:83018000 r5:84b0b78c r4:84b36780 ** 12 printk messages dropped ** [ 1327.048931][ T32] r4:84bbf1c0 ** 8 printk messages dropped ** [ 1327.049616][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 10 printk messages dropped ** [ 1327.049997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1327.050500][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1327.050900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.050941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.050981][ T32] task:kworker/1:280 state:D stack:0 pid:3838 tgid:3838 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.051053][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.051095][ T32] Call trace: [ 1327.051134][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.051182][ T32] r10:82918930 r9:e87e9d84 r8:00000002 r7:60000113 r6:e87e9d8c r5:84718c00 [ 1327.051227][ T32] r4:84718c00 [ 1327.051272][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.051320][ T32] r5:84718c00 r4:8291892c [ 1327.051341][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.051396][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.051467][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e87e9e08 [ 1327.051492][ T32] r4:00000000 [ 1327.051512][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.051550][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.051600][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.051645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbab00 [ 1327.051668][ T32] r4:00000000 [ 1327.051687][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.051731][ T32] r9:83018205 r8:84718c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1327.051751][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.051791][ T32] r5:00001000 r4:e04f1000 [ 1327.051810][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.051848][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.051909][ T32] r5:84b8bf8c r4:84b8bc00 [ 1327.051932][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.051977][ T32] r7:ddde2d80 r6:83018200 r5:84b8bf8c r4:84933d00 [ 1327.051998][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.052060][ T32] r10:61c88647 r9:84718c00 r8:84933d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.052114][ T32] r4:84933d00 [ 1327.052157][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.052220][ T32] r10:00000000 r9:84933d00 r8:8027f5e8 r7:e87e5e60 r6:84b36880 r5:84718c00 [ 1327.052293][ T32] r4:00000001 [ 1327.052316][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.052352][ T32] Exception stack(0xe87e9fb0 to 0xe87e9ff8) [ 1327.052388][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.052420][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.052447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.052520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.052552][ T32] r4:84bba700 [ 1327.052775][ T32] INFO: task kworker/1:280:3838 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.052829][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.052910][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.052952][ T32] Call trace: [ 1327.083684][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.083863][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.083895][ T32] r4:00000000 [ 1327.083938][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.083987][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.084046][ T32] dd20: c1bbf000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.084134][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.084254][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.084306][ T32] r5:80000013 r4:80239bb0 [ 1327.084332][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.084408][ T32] r4:82ac11e4 [ 1327.084458][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.084588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.084704][ T32] r4:e055ddc0 [ 1327.084729][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.084810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.084941][ T32] r4:00000000 [ 1327.084967][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.085018][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.085041][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.085088][ T32] r5:00001000 r4:e03b1000 [ 1327.085121][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.085165][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.085209][ T32] r5:84af0b8c r4:84af0800 [ 1327.085257][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.085370][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.085408][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.085460][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.085485][ T32] r4:84a53d80 [ 1327.085507][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.085607][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.085658][ T32] r4:00000001 [ 1327.085708][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.085851][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 2 printk messages dropped ** [ 1327.086083][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.086418][ T32] task:kworker/0:85 state:D stack:0 pid:3839 tgid:3839 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.086962][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.087260][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.087423][ T32] r5:00001000 r4:e05cb000 [ 1327.087455][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.087667][ T32] r7:dddced80 r6:83018000 r5:84b0bb8c r4:84b36900 ** 7 printk messages dropped ** [ 1327.088050][ T32] Exception stack(0xe87f1fb0 to 0xe87f1ff8) ** 4 printk messages dropped ** [ 1327.088248][ T32] r4:84bbf100 ** 4 printk messages dropped ** [ 1327.089168][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1327.089526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1327.090110][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 8 printk messages dropped ** [ 1327.090618][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1327.091058][ T32] r4:84a51100 ** 3 printk messages dropped ** [ 1327.091224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1327.091815][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1327.092349][ T32] r9:83018205 r8:8471a400 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 1 printk messages dropped ** [ 1327.092719][ T32] r5:00001000 r4:e04cd000 ** 4 printk messages dropped ** [ 1327.115627][ T32] r7:ddde2d80 r6:83018200 r5:84b8bb8c r4:84933d80 [ 1327.115749][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.115827][ T32] r10:61c88647 r9:8471a400 r8:84933dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.115852][ T32] r4:84933d80 [ 1327.115873][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.115921][ T32] r10:00000000 r9:84933d80 r8:8027f5e8 r7:e87e9e60 r6:84b36a00 r5:8471a400 [ 1327.115946][ T32] r4:00000001 [ 1327.115966][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.116025][ T32] Exception stack(0xe87f5fb0 to 0xe87f5ff8) [ 1327.116097][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.116132][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.116305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.116359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.116437][ T32] r4:84bba680 [ 1327.116891][ T32] INFO: task kworker/1:281:3841 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.116929][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.117038][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.117128][ T32] Call trace: [ 1327.117167][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.117222][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.117278][ T32] r4:00000000 [ 1327.117302][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.117344][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.117404][ T32] dd20: c1ecc000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.117437][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.117463][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.117489][ T32] r5:80000013 r4:80239bb0 [ 1327.117510][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.117587][ T32] r4:82ac11e4 [ 1327.117612][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.117656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.117680][ T32] r4:e055ddc0 [ 1327.117717][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.117763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.117785][ T32] r4:00000000 [ 1327.117843][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.117895][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.117968][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.118016][ T32] r5:00001000 r4:e03b1000 [ 1327.118104][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.118147][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.118224][ T32] r5:84af0b8c r4:84af0800 [ 1327.118280][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.118327][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.118349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.118426][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.118454][ T32] r4:84a53d80 [ 1327.118475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.118521][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.118577][ T32] r4:00000001 [ 1327.118601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.118655][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.118685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.118780][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.118813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.118843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.118865][ T32] r4:84a51100 [ 1327.118888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.118919][ T32] INFO: task kworker/1:282:3843 blocked for more than 453 seconds. [ 1327.118953][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.118980][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.119001][ T32] task:kworker/1:282 state:D stack:0 pid:3843 tgid:3843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.119141][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.119306][ T32] Call trace: [ 1327.119374][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.119425][ T32] r10:82918930 r9:ea805d84 r8:00000002 r7:60000013 r6:ea805d8c r5:8471b000 [ 1327.119450][ T32] r4:8471b000 [ 1327.119469][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.119541][ T32] r5:8471b000 r4:8291892c [ 1327.119564][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.119605][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.119666][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea805e08 [ 1327.119691][ T32] r4:00000000 [ 1327.119712][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.119752][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.119789][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.119844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbac00 ** 4 printk messages dropped ** [ 1327.120174][ T32] r5:00001000 r4:e0579000 [ 1327.120212][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1327.120365][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1327.120775][ T32] Exception stack(0xea805fb0 to 0xea805ff8) ** 6 printk messages dropped ** [ 1327.121238][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.122023][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1327.122339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 9 printk messages dropped ** [ 1327.122809][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 6 printk messages dropped ** [ 1327.154297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1327.154708][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.154779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.154834][ T32] r4:84a51100 [ 1327.154890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.155079][ T32] INFO: task kworker/1:283:3846 blocked for more than 453 seconds. [ 1327.155175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.155244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.155412][ T32] task:kworker/1:283 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.155577][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.155757][ T32] Call trace: [ 1327.155850][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.155949][ T32] r10:82918930 r9:ea809d84 r8:00000002 r7:60000013 r6:ea809d8c r5:8471bc00 [ 1327.156000][ T32] r4:8471bc00 [ 1327.156079][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.156171][ T32] r5:8471bc00 r4:8291892c [ 1327.156237][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.156341][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.156442][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea809e08 [ 1327.156530][ T32] r4:00000000 [ 1327.156584][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.156672][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.156758][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.156865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bbadc0 [ 1327.156929][ T32] r4:00000000 [ 1327.156974][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.157116][ T32] r9:83018205 r8:8471bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1327.157172][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.157300][ T32] r5:00001000 r4:e0591000 [ 1327.157396][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.157475][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.157557][ T32] r5:84b9078c r4:84b90400 [ 1327.157598][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.157697][ T32] r7:ddde2d80 r6:83018200 r5:84b9078c r4:84933e80 [ 1327.157749][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.157849][ T32] r10:61c88647 r9:8471bc00 r8:84933eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.157903][ T32] r4:84933e80 [ 1327.157950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.158053][ T32] r10:00000000 r9:84933e80 r8:8027f5e8 r7:ea805e60 r6:84b36b00 r5:8471bc00 [ 1327.158112][ T32] r4:00000001 [ 1327.158159][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.158269][ T32] Exception stack(0xea809fb0 to 0xea809ff8) [ 1327.158343][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.158410][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.158514][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.158596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.158653][ T32] r4:84bbab40 [ 1327.159397][ T32] INFO: task kworker/1:283:3846 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.159486][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.159621][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.159721][ T32] Call trace: [ 1327.159792][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.159899][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.159957][ T32] r4:00000000 [ 1327.160007][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.160095][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.160179][ T32] dd20: c25c3000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.160338][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.160407][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.160503][ T32] r5:80000013 r4:80239bb0 [ 1327.160621][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.160730][ T32] r4:82ac11e4 [ 1327.160780][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.160876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.160931][ T32] r4:e055ddc0 [ 1327.160976][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.161069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.161137][ T32] r4:00000000 [ 1327.161211][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.161347][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.161408][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.161854][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1327.162241][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1327.182120][ T32] r4:84a51100 ** 3 printk messages dropped ** [ 1327.182572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1327.200103][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1327.201121][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.201214][ T32] r5:00001000 r4:e05a9000 [ 1327.201259][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.201675][ T32] r7:ddde2d80 r6:83018200 r5:84b90b8c r4:84933f00 ** 7 printk messages dropped ** [ 1327.202297][ T32] Exception stack(0xea80dfb0 to 0xea80dff8) ** 6 printk messages dropped ** [ 1327.208306][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1327.209255][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.209404][ T32] dd20: c2814000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.209500][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.209580][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.209645][ T32] r5:80000013 r4:80239bb0 [ 1327.209696][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.209802][ T32] r4:82ac11e4 [ 1327.209854][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.209945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.210001][ T32] r4:e055ddc0 [ 1327.210138][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.210244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.210306][ T32] r4:00000000 [ 1327.210356][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.210455][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.210507][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.210622][ T32] r5:00001000 r4:e03b1000 [ 1327.210679][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.210791][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.210891][ T32] r5:84af0b8c r4:84af0800 [ 1327.210959][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.211068][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.211122][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.211223][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.211286][ T32] r4:84a53d80 [ 1327.211352][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.211457][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.211529][ T32] r4:00000001 [ 1327.211601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.211686][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.211754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.211819][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.211901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.211992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.212057][ T32] r4:84a51100 [ 1327.212136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.212208][ T32] INFO: task kworker/1:285:3849 blocked for more than 453 seconds. [ 1327.212300][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.212396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.212506][ T32] task:kworker/1:285 state:D stack:0 pid:3849 tgid:3849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.212624][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.212728][ T32] Call trace: [ 1327.212821][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.212942][ T32] r10:82918930 r9:e87edd84 r8:00000002 r7:60000013 r6:e87edd8c r5:84b5c800 [ 1327.212999][ T32] r4:84b5c800 [ 1327.213048][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.213139][ T32] r5:84b5c800 r4:8291892c [ 1327.238559][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.238866][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.238981][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e87ede08 [ 1327.239037][ T32] r4:00000000 [ 1327.239084][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.239186][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.239287][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.239383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3c300 [ 1327.239454][ T32] r4:00000000 [ 1327.239521][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.239633][ T32] r9:83018205 r8:84b5c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1327.239685][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.239780][ T32] r5:00001000 r4:e87f9000 [ 1327.239924][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.240028][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.240121][ T32] r5:84b9178c r4:84b91400 [ 1327.240187][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.240305][ T32] r7:ddde2d80 r6:83018200 r5:84b9178c r4:84933f80 [ 1327.240360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.240489][ T32] r10:61c88647 r9:84b5c800 r8:84933fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.240551][ T32] r4:84933f80 [ 1327.240620][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.240751][ T32] r10:00000000 r9:84933f80 r8:8027f5e8 r7:ea80de60 r6:84bb6000 r5:84b5c800 [ 1327.240838][ T32] r4:00000001 [ 1327.240892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.240977][ T32] Exception stack(0xe87edfb0 to 0xe87edff8) [ 1327.241044][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.241111][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.241173][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.241254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.241357][ T32] r4:84bba980 [ 1327.242097][ T32] INFO: task kworker/1:285:3849 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.242175][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.242337][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1327.242543][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1327.251769][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1327.252270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.252354][ T32] r4:00000000 [ 1327.252409][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.252559][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.252628][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.252756][ T32] r5:00001000 r4:e03b1000 [ 1327.252817][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.252904][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.252998][ T32] r5:84af0b8c r4:84af0800 [ 1327.253141][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.256776][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.256877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.257014][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.257067][ T32] r4:84a53d80 [ 1327.257116][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.257215][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.257290][ T32] r4:00000001 [ 1327.257346][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.257428][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.257494][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1327.258111][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1327.258915][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1327.259615][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.260092][ T32] r5:00001000 r4:e05b9000 [ 1327.260137][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.260670][ T32] r7:ddde2d80 r6:83018200 r5:84b90f8c r4:84bb6080 ** 5 printk messages dropped ** [ 1327.261160][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.261519][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.262860][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1327.288747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1327.289561][ T32] r5:00001000 r4:e03b1000 ** 4 printk messages dropped ** [ 1327.289943][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 7 printk messages dropped ** [ 1327.290447][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1327.290850][ T32] INFO: task kworker/1:287:3853 blocked for more than 453 seconds. ** 7 printk messages dropped ** [ 1327.291581][ T32] r4:8471e000 ** 4 printk messages dropped ** [ 1327.292012][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea811e08 ** 7 printk messages dropped ** [ 1327.292651][ T32] r9:83018205 r8:8471e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 1 printk messages dropped ** [ 1327.292802][ T32] r5:00001000 r4:e05e1000 ** 2 printk messages dropped ** [ 1327.293030][ T32] r5:84b9138c r4:84b91000 [ 1327.306961][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.307245][ T32] r7:ddde2d80 r6:83018200 r5:84b9138c r4:84bb6100 [ 1327.307339][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.307463][ T32] r10:61c88647 r9:8471e000 r8:84bb612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.307601][ T32] r4:84bb6100 [ 1327.307663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.307807][ T32] r10:00000000 r9:84bb6100 r8:8027f5e8 r7:e87ede60 r6:84b36c80 r5:8471e000 [ 1327.307868][ T32] r4:00000001 [ 1327.307918][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.308002][ T32] Exception stack(0xea811fb0 to 0xea811ff8) [ 1327.308070][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.308159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.308234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.308313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.308365][ T32] r4:84bba980 [ 1327.309129][ T32] INFO: task kworker/1:287:3853 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.309206][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.309403][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.309529][ T32] Call trace: [ 1327.309622][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.309737][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.309790][ T32] r4:00000000 [ 1327.309837][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.309937][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.310008][ T32] dd20: c2d39000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.310078][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.310136][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.310207][ T32] r5:80000013 r4:80239bb0 [ 1327.310261][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.310362][ T32] r4:82ac11e4 [ 1327.310410][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.310502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.310557][ T32] r4:e055ddc0 [ 1327.310621][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.310719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.310773][ T32] r4:00000000 [ 1327.310819][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.310919][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.310970][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.311061][ T32] r5:00001000 r4:e03b1000 [ 1327.311110][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.311193][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.311319][ T32] r5:84af0b8c r4:84af0800 [ 1327.311373][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.311487][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.311598][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.311713][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.311768][ T32] r4:84a53d80 [ 1327.311830][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.311942][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.311995][ T32] r4:00000001 [ 1327.312060][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.312169][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.312250][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.312334][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.312396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.312477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.312534][ T32] r4:84a51100 [ 1327.312588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.312651][ T32] INFO: task kworker/0:86:3854 blocked for more than 453 seconds. ** 1 printk messages dropped ** [ 1327.312780][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1327.326183][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea81de08 ** 7 printk messages dropped ** [ 1327.326861][ T32] r9:83018005 r8:8471ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 ** 1 printk messages dropped ** [ 1327.327083][ T32] r5:00001000 r4:dffa5000 [ 1327.327148][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1327.327707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1327.328532][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.329637][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.330363][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1327.330793][ T32] r4:e055ddc0 ** 1 printk messages dropped ** [ 1327.330958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1327.331985][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.332791][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.364234][ T32] task:kworker/1:288 state:D stack:0 pid:3857 tgid:3857 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.365353][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.365731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3c3c0 ** 4 printk messages dropped ** [ 1327.366177][ T32] r5:00001000 r4:ea827000 ** 3 printk messages dropped ** [ 1327.366578][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.366713][ T32] r7:ddde2d80 r6:83018200 r5:84b91b8c r4:84bb6180 [ 1327.366772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.366898][ T32] r10:61c88647 r9:848b0c00 r8:84bb61ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.366976][ T32] r4:84bb6180 [ 1327.367029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.367146][ T32] r10:00000000 r9:84bb6180 r8:8027f5e8 r7:e87ede60 r6:84b36e00 r5:848b0c00 [ 1327.367209][ T32] r4:00000001 [ 1327.367260][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.367353][ T32] Exception stack(0xea831fb0 to 0xea831ff8) [ 1327.367426][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.367494][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.367558][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.367647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.367710][ T32] r4:84b3c180 [ 1327.368452][ T32] INFO: task kworker/1:288:3857 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.368578][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.368737][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.368929][ T32] Call trace: [ 1327.369011][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.369139][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.369227][ T32] r4:00000000 [ 1327.369291][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.369388][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.369452][ T32] dd20: c2fcf000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.369522][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.369606][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.369704][ T32] r5:80000013 r4:80239bb0 [ 1327.369771][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.369859][ T32] r4:82ac11e4 [ 1327.369922][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.370034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.370100][ T32] r4:e055ddc0 [ 1327.370165][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.370286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.370380][ T32] r4:00000000 [ 1327.370437][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.370543][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.370592][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.370694][ T32] r5:00001000 r4:e03b1000 [ 1327.370772][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.370861][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.370950][ T32] r5:84af0b8c r4:84af0800 [ 1327.371014][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.371191][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.371238][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.371340][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.371396][ T32] r4:84a53d80 [ 1327.371461][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.371583][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.371641][ T32] r4:00000001 [ 1327.371688][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.371767][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.371827][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.371888][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.371949][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.372011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.372078][ T32] r4:84a51100 [ 1327.372184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.372271][ T32] INFO: task kworker/1:289:3859 blocked for more than 453 seconds. [ 1327.372347][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.372403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.372452][ T32] task:kworker/1:289 state:D stack:0 pid:3859 tgid:3859 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.372584][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.372681][ T32] Call trace: [ 1327.372789][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.372887][ T32] r10:82918930 r9:ea839d84 r8:00000002 r7:60000113 r6:ea839d8c r5:848b2400 [ 1327.372938][ T32] r4:848b2400 [ 1327.373043][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.394006][ T32] r5:848b2400 r4:8291892c [ 1327.394092][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.394223][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.394335][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea839e08 [ 1327.394389][ T32] r4:00000000 [ 1327.394433][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1327.394964][ T32] r9:83018205 r8:848b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b7000 ** 1 printk messages dropped ** [ 1327.395112][ T32] r5:00001000 r4:ea83f000 [ 1327.395160][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.395891][ T32] r10:61c88647 r9:848b2400 r8:84bb622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1327.396424][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.397636][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.397825][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.397999][ T32] Call trace: [ 1327.398152][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.398296][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.398355][ T32] r4:00000000 [ 1327.398400][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.398510][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.398611][ T32] dd20: c3182000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.398684][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.398743][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.398801][ T32] r5:80000013 r4:80239bb0 [ 1327.398850][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.398939][ T32] r4:82ac11e4 [ 1327.398988][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.399080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.399132][ T32] r4:e055ddc0 [ 1327.399181][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.399272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.399330][ T32] r4:00000000 [ 1327.399380][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.399476][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.399548][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.399644][ T32] r5:00001000 r4:e03b1000 [ 1327.399705][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.399795][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.399885][ T32] r5:84af0b8c r4:84af0800 [ 1327.399930][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.400043][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.400099][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.400195][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.400246][ T32] r4:84a53d80 [ 1327.400298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.400410][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.400481][ T32] r4:00000001 [ 1327.400551][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.400641][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.400718][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.400818][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.400900][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.400972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.401036][ T32] r4:84a51100 [ 1327.401091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.401194][ T32] INFO: task kworker/1:290:3862 blocked for more than 453 seconds. [ 1327.401270][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.401334][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.401381][ T32] task:kworker/1:290 state:D stack:0 pid:3862 tgid:3862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.401517][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.401614][ T32] Call trace: [ 1327.401685][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.401785][ T32] r10:82918930 r9:ea861d84 r8:00000002 r7:60000013 r6:ea861d8c r5:848b0000 [ 1327.401853][ T32] r4:848b0000 [ 1327.401962][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.402071][ T32] r5:848b0000 r4:8291892c [ 1327.402209][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.402320][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.402568][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.402799][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.429181][ T32] r5:00001000 r4:ea847000 [ 1327.429234][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.429474][ T32] r5:84b9238c r4:84b92000 ** 1 printk messages dropped ** [ 1327.429658][ T32] r7:ddde2d80 r6:83018200 r5:84b9238c r4:84bb6280 ** 4 printk messages dropped ** [ 1327.430066][ T32] r10:00000000 r9:84bb6280 r8:8027f5e8 r7:ea839e60 r6:84b36f00 r5:848b0000 ** 7 printk messages dropped ** [ 1327.430636][ T32] r4:84b3c380 ** 4 printk messages dropped ** [ 1327.431791][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1327.432656][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.444652][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 9 printk messages dropped ** [ 1327.445142][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 4 printk messages dropped ** [ 1327.445361][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1327.445914][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1327.446356][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1327.446792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3c940 ** 4 printk messages dropped ** [ 1327.447028][ T32] r5:00001000 r4:ea873000 ** 4 printk messages dropped ** [ 1327.447249][ T32] r7:ddde2d80 r6:83018200 r5:84b92b8c r4:84bb6300 ** 4 printk messages dropped ** [ 1327.447436][ T32] r10:00000000 r9:84bb6300 r8:8027f5e8 r7:ea861e60 r6:84b36f80 r5:848b3c00 ** 7 printk messages dropped ** [ 1327.447732][ T32] r4:84b3c380 ** 4 printk messages dropped ** [ 1327.448360][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1327.448637][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1327.448861][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1327.449073][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.449114][ T32] r5:00001000 r4:e03b1000 [ 1327.449133][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.449191][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.449245][ T32] r5:84af0b8c r4:84af0800 [ 1327.449265][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.449316][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.449337][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.449381][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.449404][ T32] r4:84a53d80 [ 1327.449447][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.449495][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.449517][ T32] r4:00000001 [ 1327.449537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.449592][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.449644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.449675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.449732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.449774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.449799][ T32] r4:84a51100 [ 1327.449820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.449866][ T32] INFO: task kworker/1:292:3864 blocked for more than 453 seconds. [ 1327.449917][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.449944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.449965][ T32] task:kworker/1:292 state:D stack:0 pid:3864 tgid:3864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.450056][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.450100][ T32] Call trace: [ 1327.450131][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.450198][ T32] r10:82918930 r9:ea819d84 r8:00000002 r7:60000113 r6:ea819d8c r5:84b5e000 [ 1327.450229][ T32] r4:84b5e000 [ 1327.450249][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.450292][ T32] r5:84b5e000 r4:8291892c [ 1327.450314][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.450374][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.450446][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea819e08 [ 1327.450497][ T32] r4:00000000 [ 1327.450520][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.450558][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.450616][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.450660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3c800 [ 1327.450683][ T32] r4:00000000 [ 1327.450725][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.450773][ T32] r9:83018205 r8:84b5e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1327.450794][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.450835][ T32] r5:00001000 r4:ea867000 [ 1327.450855][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.450893][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.450933][ T32] r5:84b9278c r4:84b92400 [ 1327.450953][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.451017][ T32] r7:ddde2d80 r6:83018200 r5:84b9278c r4:84bb6380 [ 1327.451041][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.451088][ T32] r10:61c88647 r9:84b5e000 r8:84bb63ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.451132][ T32] r4:84bb6380 [ 1327.451154][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.451219][ T32] r10:00000000 r9:84bb6380 r8:8027f5e8 r7:ea865e60 r6:84bb6400 r5:84b5e000 [ 1327.451245][ T32] r4:00000001 [ 1327.451266][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.451305][ T32] Exception stack(0xea819fb0 to 0xea819ff8) [ 1327.451330][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.451380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.451410][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.451439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.451482][ T32] r4:84b3c480 [ 1327.451732][ T32] INFO: task kworker/1:292:3864 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.451775][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.452131][ T32] dd20: c33ce000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 7 printk messages dropped ** [ 1327.452448][ T32] r4:e055ddc0 ** 1 printk messages dropped ** [ 1327.452552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 7 printk messages dropped ** [ 1327.452853][ T32] r5:84af0b8c r4:84af0800 [ 1327.452875][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.452928][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.452951][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.453023][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.471281][ T32] r4:84a53d80 [ 1327.471332][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.471409][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.471434][ T32] r4:00000001 [ 1327.471475][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.471562][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.471596][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.471640][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.471672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.471722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.471793][ T32] r4:84a51100 [ 1327.471855][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.471892][ T32] INFO: task kworker/1:293:3867 blocked for more than 453 seconds. [ 1327.471927][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.471964][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.471999][ T32] task:kworker/1:293 state:D stack:0 pid:3867 tgid:3867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.472069][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.472119][ T32] Call trace: [ 1327.472151][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.472202][ T32] r10:82918930 r9:ea871d84 r8:00000002 r7:60000013 r6:ea871d8c r5:84b5bc00 [ 1327.472251][ T32] r4:84b5bc00 [ 1327.472338][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.472386][ T32] r5:84b5bc00 r4:8291892c [ 1327.472408][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.472447][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.472545][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea871e08 [ 1327.472688][ T32] r4:00000000 [ 1327.472712][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.472753][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.472804][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.472851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3cb40 [ 1327.472917][ T32] r4:00000000 [ 1327.473003][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.486517][ T32] r9:83018205 r8:84b5bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1327.486587][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.486664][ T32] r5:00001000 r4:df96b000 [ 1327.486688][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.486746][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.486796][ T32] r5:84b92f8c r4:84b92c00 [ 1327.486818][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.486866][ T32] r7:ddde2d80 r6:83018200 r5:84b92f8c r4:84bb6480 [ 1327.486887][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.486996][ T32] r10:61c88647 r9:84b5bc00 r8:84bb64ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.487057][ T32] r4:84bb6480 [ 1327.487084][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.487134][ T32] r10:00000000 r9:84bb6480 r8:8027f5e8 r7:ea865e60 r6:84bb6500 r5:84b5bc00 [ 1327.487178][ T32] r4:00000001 [ 1327.487300][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.487350][ T32] Exception stack(0xea871fb0 to 0xea871ff8) [ 1327.487383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.487413][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.487440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.487499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.487526][ T32] r4:84b3c7c0 [ 1327.487945][ T32] INFO: task kworker/1:293:3867 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.487981][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.488052][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.488131][ T32] Call trace: [ 1327.488175][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.488235][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.488262][ T32] r4:00000000 [ 1327.488370][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.488415][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.488445][ T32] dd20: c38ec000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.488515][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.488579][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.488688][ T32] r5:80000013 r4:80239bb0 [ 1327.488714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.488812][ T32] r4:82ac11e4 [ 1327.488838][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.488918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.488957][ T32] r4:e055ddc0 [ 1327.489005][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.489107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.489187][ T32] r4:00000000 [ 1327.489227][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.489285][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.489309][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.489353][ T32] r5:00001000 r4:e03b1000 [ 1327.489373][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1327.489692][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1327.489901][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1327.490180][ T32] INFO: task kworker/1:294:3869 blocked for more than 454 seconds. ** 8 printk messages dropped ** [ 1327.490716][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 7 printk messages dropped ** [ 1327.491089][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.491503][ T32] r5:00001000 r4:df9a1000 ** 1 printk messages dropped ** [ 1327.491596][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1327.491855][ T32] r4:84bb6580 ** 5 printk messages dropped ** [ 1327.492022][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.492724][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.511345][ T32] dd20: c3b91000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 7 printk messages dropped ** [ 1327.511693][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1327.511947][ T32] r5:00001000 r4:e03b1000 ** 2 printk messages dropped ** [ 1327.512112][ T32] r5:84af0b8c r4:84af0800 ** 4 printk messages dropped ** [ 1327.512356][ T32] r4:84a53d80 ** 3 printk messages dropped ** [ 1327.512533][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.512575][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.512675][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.512709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.512738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.512768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.512869][ T32] r4:84a51100 [ 1327.512897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.513057][ T32] INFO: task kworker/1:295:3871 blocked for more than 454 seconds. [ 1327.523902][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.523959][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.523986][ T32] task:kworker/1:295 state:D stack:0 pid:3871 tgid:3871 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.524113][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.524401][ T32] Call trace: [ 1327.524441][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.524527][ T32] r10:82918930 r9:dff2dd84 r8:00000002 r7:60000013 r6:dff2dd8c r5:84b5ec00 [ 1327.524554][ T32] r4:84b5ec00 [ 1327.524577][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.524622][ T32] r5:84b5ec00 r4:8291892c [ 1327.524644][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.524714][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.524781][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dff2de08 [ 1327.524809][ T32] r4:00000000 [ 1327.524860][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.524985][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.525033][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.525080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3cdc0 [ 1327.525186][ T32] r4:00000000 [ 1327.525211][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.525267][ T32] r9:83018205 r8:84b5ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1327.525327][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.525409][ T32] r5:00001000 r4:df9eb000 [ 1327.525437][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.525482][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.525528][ T32] r5:84b9378c r4:84b93400 [ 1327.525581][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.525660][ T32] r7:ddde2d80 r6:83018200 r5:84b9378c r4:84bb6680 [ 1327.525711][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.525790][ T32] r10:61c88647 r9:84b5ec00 r8:84bb66ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.525828][ T32] r4:84bb6680 [ 1327.525852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.525904][ T32] r10:00000000 r9:84bb6680 r8:8027f5e8 r7:ea85de60 r6:84bb6700 r5:84b5ec00 [ 1327.525929][ T32] r4:00000001 [ 1327.525949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.526014][ T32] Exception stack(0xdff2dfb0 to 0xdff2dff8) [ 1327.526058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.526095][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.526124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.526155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.526237][ T32] r4:84b3c7c0 [ 1327.526676][ T32] INFO: task kworker/1:295:3871 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.526738][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.526804][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.526877][ T32] Call trace: [ 1327.527018][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.527072][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.527188][ T32] r4:00000000 [ 1327.527223][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.527266][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.527305][ T32] dd20: c3d3e000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.527360][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.527495][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.527523][ T32] r5:80000013 r4:80239bb0 [ 1327.527545][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.527589][ T32] r4:82ac11e4 [ 1327.527715][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.527763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.527788][ T32] r4:e055ddc0 [ 1327.527808][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.527852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.527977][ T32] r4:00000000 [ 1327.528001][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.528049][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.528072][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.528113][ T32] r5:00001000 r4:e03b1000 [ 1327.528146][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.528215][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.528308][ T32] r5:84af0b8c r4:84af0800 [ 1327.528333][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.528390][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.528413][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.528458][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.528502][ T32] r4:84a53d80 [ 1327.528553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.528686][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.528739][ T32] r4:00000001 [ 1327.528763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.528800][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.528827][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.528870][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.528901][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.528957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.528987][ T32] r4:84a51100 [ 1327.529088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.529139][ T32] INFO: task kworker/1:296:3873 blocked for more than 454 seconds. [ 1327.529172][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.529282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.529398][ T32] task:kworker/1:296 state:D stack:0 pid:3873 tgid:3873 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.529448][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.529491][ T32] Call trace: [ 1327.529537][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.529696][ T32] r10:82918930 r9:dffa9d84 r8:00000002 r7:60000113 r6:dffa9d8c r5:84ac6c00 [ 1327.529767][ T32] r4:84ac6c00 [ 1327.529791][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.529844][ T32] r5:84ac6c00 r4:8291892c [ 1327.529867][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.529912][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1327.530294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcb2c0 ** 4 printk messages dropped ** [ 1327.530564][ T32] r5:00001000 r4:dfd19000 [ 1327.530636][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.530989][ T32] r7:ddde2d80 r6:83018200 r5:84b9478c r4:84bb6780 ** 4 printk messages dropped ** [ 1327.531263][ T32] r10:00000000 r9:84bb6780 r8:8027f5e8 r7:dff2de60 r6:84bb6800 r5:84ac6c00 ** 9 printk messages dropped ** [ 1327.531931][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.532662][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1327.554474][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1327.555076][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.555439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1327.555648][ T32] INFO: task kworker/1:297:3875 blocked for more than 454 seconds. [ 1327.555686][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.555793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.555925][ T32] task:kworker/1:297 state:D stack:0 pid:3875 tgid:3875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.556053][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.556115][ T32] Call trace: [ 1327.556151][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.556202][ T32] r10:82918930 r9:ea825d84 r8:00000002 r7:60000013 r6:ea825d8c r5:84b60c00 [ 1327.556238][ T32] r4:84b60c00 [ 1327.556264][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.556342][ T32] r5:84b60c00 r4:8291892c [ 1327.556368][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.556410][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.556456][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea825e08 [ 1327.556561][ T32] r4:00000000 [ 1327.556598][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.556643][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.556762][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.556816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b3cf40 [ 1327.556840][ T32] r4:00000000 [ 1327.556859][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.556904][ T32] r9:83018205 r8:84b60c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1327.556927][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.556968][ T32] r5:00001000 r4:dfa37000 [ 1327.557069][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.557117][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.557160][ T32] r5:84b93b8c r4:84b93800 [ 1327.557181][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.557225][ T32] r7:ddde2d80 r6:83018200 r5:84b93b8c r4:84bb6900 [ 1327.557261][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.557330][ T32] r10:61c88647 r9:84b60c00 r8:84bb692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.557354][ T32] r4:84bb6900 [ 1327.557373][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.557416][ T32] r10:00000000 r9:84bb6900 r8:8027f5e8 r7:dffa9e60 r6:84bb6880 r5:84b60c00 [ 1327.557466][ T32] r4:00000001 [ 1327.557491][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.557532][ T32] Exception stack(0xea825fb0 to 0xea825ff8) [ 1327.557561][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.557626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.557657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.557688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.557711][ T32] r4:84bba440 [ 1327.558206][ T32] INFO: task kworker/1:297:3875 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.558273][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.558469][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.558528][ T32] Call trace: [ 1327.558616][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.558712][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.558741][ T32] r4:00000000 [ 1327.558762][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.558835][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.558867][ T32] dd20: c3ffd000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.558922][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.558951][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.558984][ T32] r5:80000013 r4:80239bb0 [ 1327.559005][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.559045][ T32] r4:82ac11e4 [ 1327.559065][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.559108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.559133][ T32] r4:e055ddc0 [ 1327.559186][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.559265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.559295][ T32] r4:00000000 [ 1327.559315][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1327.559572][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1327.559815][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.560214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1327.560407][ T32] task:kworker/1:298 state:D stack:0 pid:3877 tgid:3877 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.561070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06cde08 ** 8 printk messages dropped ** [ 1327.561488][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.561530][ T32] r5:00001000 r4:dfa79000 ** 2 printk messages dropped ** [ 1327.561699][ T32] r5:84b93f8c r4:84b93c00 ** 3 printk messages dropped ** [ 1327.561840][ T32] r10:61c88647 r9:84b62400 r8:84bb69ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.562440][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1327.585500][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.585945][ T32] dd20: c429b000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 9 printk messages dropped ** [ 1327.586463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1327.587059][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.587707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1327.587884][ T32] task:kworker/1:299 state:D stack:0 pid:3878 tgid:3878 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1327.588326][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.588367][ T32] r5:84b60000 r4:8291892c [ 1327.588387][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.588453][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.588526][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4731e08 [ 1327.588576][ T32] r4:00000000 [ 1327.588602][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.588642][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.588699][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.588770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcb180 [ 1327.588802][ T32] r4:00000000 [ 1327.588822][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.588868][ T32] r9:83018205 r8:84b60000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1327.588890][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.588930][ T32] r5:00001000 r4:dfae5000 [ 1327.588951][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.589069][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.589148][ T32] r5:84b9438c r4:84b94000 [ 1327.589199][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.589249][ T32] r7:ddde2d80 r6:83018200 r5:84b9438c r4:84bb6a80 [ 1327.589276][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.589324][ T32] r10:61c88647 r9:84b60000 r8:84bb6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.589366][ T32] r4:84bb6a80 [ 1327.589416][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.589464][ T32] r10:00000000 r9:84bb6a80 r8:8027f5e8 r7:dffa9e60 r6:84bb6b00 r5:84b60000 [ 1327.589487][ T32] r4:00000001 [ 1327.589506][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.589547][ T32] Exception stack(0xe4731fb0 to 0xe4731ff8) [ 1327.589656][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.589690][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.589745][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.589777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.589799][ T32] r4:84bbad00 [ 1327.590263][ T32] INFO: task kworker/1:299:3878 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.590330][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.590394][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.590529][ T32] Call trace: [ 1327.590619][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.590669][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.590692][ T32] r4:00000000 [ 1327.590713][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.590805][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.590866][ T32] dd20: c429b000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.590926][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.590985][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.591012][ T32] r5:80000013 r4:80239bb0 [ 1327.591115][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.591186][ T32] r4:82ac11e4 [ 1327.591224][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.591321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.591350][ T32] r4:e055ddc0 [ 1327.591371][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.591417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.591439][ T32] r4:00000000 [ 1327.591459][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.591530][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.591568][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.591615][ T32] r5:00001000 r4:e03b1000 [ 1327.591636][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.591730][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.591778][ T32] r5:84af0b8c r4:84af0800 [ 1327.591799][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.591883][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.591908][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1327.592224][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 6 printk messages dropped ** [ 1327.592600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1327.592919][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.615708][ T32] r5:84b63000 r4:8291892c [ 1327.615731][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.615801][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.615860][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e05f5e08 [ 1327.615884][ T32] r4:00000000 [ 1327.615931][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.615987][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.616069][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.616117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcb600 [ 1327.616141][ T32] r4:00000000 [ 1327.616162][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.616211][ T32] r9:83018205 r8:84b63000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1327.616236][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.616291][ T32] r5:00001000 r4:dfe3f000 [ 1327.616312][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.616370][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.616420][ T32] r5:84b94f8c r4:84b94c00 [ 1327.616441][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.616519][ T32] r7:ddde2d80 r6:83018200 r5:84b94f8c r4:84bb6b80 [ 1327.616544][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.616590][ T32] r10:61c88647 r9:84b63000 r8:84bb6bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.616613][ T32] r4:84bb6b80 [ 1327.616632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.616681][ T32] r10:00000000 r9:84bb6b80 r8:8027f5e8 r7:dffa9e60 r6:84bb6c00 r5:84b63000 [ 1327.616723][ T32] r4:00000001 [ 1327.616756][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.616797][ T32] Exception stack(0xe05f5fb0 to 0xe05f5ff8) [ 1327.616830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.616887][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.616918][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.616958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.616982][ T32] r4:84bcb140 [ 1327.617421][ T32] INFO: task kworker/1:300:3881 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.617507][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.617701][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.617760][ T32] Call trace: [ 1327.617794][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.617843][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.617866][ T32] r4:00000000 [ 1327.617887][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.617926][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.618033][ T32] dd20: c45f8000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.618067][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.618272][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.618409][ T32] r5:80000013 r4:80239bb0 [ 1327.618434][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.618581][ T32] r4:82ac11e4 [ 1327.618607][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.618710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.618846][ T32] r4:e055ddc0 [ 1327.618975][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.619022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.619099][ T32] r4:00000000 [ 1327.619122][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.619176][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.619227][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.619278][ T32] r5:00001000 r4:e03b1000 [ 1327.619299][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.619339][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.619406][ T32] r5:84af0b8c r4:84af0800 [ 1327.619430][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.619479][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.619500][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.619546][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.619568][ T32] r4:84a53d80 [ 1327.619587][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.619631][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.619653][ T32] r4:00000001 [ 1327.619673][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.619707][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.619762][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.619821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.619881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.619940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.619966][ T32] r4:84a51100 [ 1327.619988][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.620047][ T32] INFO: task kworker/1:301:3883 blocked for more than 454 seconds. [ 1327.620081][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.620134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1327.620605][ T32] r4:84b63c00 ** 5 printk messages dropped ** [ 1327.620933][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.621085][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcb400 ** 4 printk messages dropped ** [ 1327.621277][ T32] r5:00001000 r4:dfe17000 [ 1327.621300][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1327.621417][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.621910][ T32] r10:00000000 r9:84bb6c80 r8:8027f5e8 r7:e05f5e60 r6:84bb6d00 r5:84b63c00 ** 9 printk messages dropped ** [ 1327.622647][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.644090][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.644374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 9 printk messages dropped ** [ 1327.645012][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.645042][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.645093][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.645118][ T32] r4:84a53d80 [ 1327.645140][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.645188][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.645214][ T32] r4:00000001 [ 1327.645236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.645281][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.645312][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.645370][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.645431][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.645494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.645527][ T32] r4:84a51100 [ 1327.645555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.645588][ T32] INFO: task kworker/1:302:3884 blocked for more than 454 seconds. [ 1327.645640][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.645697][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.645729][ T32] task:kworker/1:302 state:D stack:0 pid:3884 tgid:3884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.645793][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.645858][ T32] Call trace: [ 1327.645896][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.646001][ T32] r10:82918930 r9:e4745d84 r8:00000002 r7:60000013 r6:e4745d8c r5:84b64800 [ 1327.646057][ T32] r4:84b64800 [ 1327.646091][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.646246][ T32] r5:84b64800 r4:8291892c [ 1327.646325][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.646373][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.646452][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4745e08 [ 1327.646481][ T32] r4:00000000 [ 1327.646504][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.646548][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.646596][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.646701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcb740 [ 1327.646755][ T32] r4:00000000 [ 1327.646780][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.646856][ T32] r9:83018205 r8:84b64800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1327.646883][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.646947][ T32] r5:00001000 r4:dfe63000 [ 1327.646981][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.647021][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.647064][ T32] r5:84b9538c r4:84b95000 [ 1327.647085][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.647130][ T32] r7:ddde2d80 r6:83018200 r5:84b9538c r4:84bb6d80 [ 1327.647191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.647242][ T32] r10:61c88647 r9:84b64800 r8:84bb6dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.647274][ T32] r4:84bb6d80 [ 1327.647298][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.647342][ T32] r10:00000000 r9:84bb6d80 r8:8027f5e8 r7:e05f5e60 r6:84bb6e00 r5:84b64800 [ 1327.647366][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.647453][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.648431][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 7 printk messages dropped ** [ 1327.648783][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.648847][ T32] r4:82ac11e4 [ 1327.648871][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.648915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.648957][ T32] r4:e055ddc0 [ 1327.648981][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.649026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.649049][ T32] r4:00000000 [ 1327.649083][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.649161][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.649260][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.649363][ T32] r5:00001000 r4:e03b1000 [ 1327.649422][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.649469][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.649543][ T32] r5:84af0b8c r4:84af0800 [ 1327.649569][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.649620][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.649642][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.649706][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.649787][ T32] r4:84a53d80 [ 1327.649838][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.649922][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.649950][ T32] r4:00000001 [ 1327.649972][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.650023][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.650063][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.650094][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.650182][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.650218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.650242][ T32] r4:84a51100 [ 1327.650265][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.650325][ T32] INFO: task kworker/1:303:3887 blocked for more than 454 seconds. [ 1327.650359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.650403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.650436][ T32] task:kworker/1:303 state:D stack:0 pid:3887 tgid:3887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.650521][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.650649][ T32] Call trace: [ 1327.650797][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.650848][ T32] r10:82918930 r9:e476dd84 r8:00000002 r7:60000113 r6:e476dd8c r5:84b66000 [ 1327.650873][ T32] r4:84b66000 [ 1327.650903][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.650953][ T32] r5:84b66000 r4:8291892c [ 1327.650974][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.651014][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.651065][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e476de08 ** 4 printk messages dropped ** [ 1327.651256][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcb900 ** 4 printk messages dropped ** [ 1327.651560][ T32] r5:00001000 r4:dfe8d000 [ 1327.651585][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1327.651819][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1327.652542][ T32] Exception stack(0xe476dfb0 to 0xe476dff8) ** 6 printk messages dropped ** [ 1327.684126][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1327.684422][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.684478][ T32] r4:00000000 [ 1327.684509][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.684558][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.684595][ T32] dd20: c4dc0000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.684692][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.684727][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.684764][ T32] r5:80000013 r4:80239bb0 [ 1327.684791][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.684872][ T32] r4:82ac11e4 [ 1327.684899][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.684952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.684980][ T32] r4:e055ddc0 [ 1327.685028][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.685081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.685108][ T32] r4:00000000 [ 1327.685161][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.685220][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.685258][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1327.685503][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1327.685693][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.686062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1327.686448][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.686778][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.687092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcbb00 ** 4 printk messages dropped ** [ 1327.687359][ T32] r5:00001000 r4:dfee1000 [ 1327.687381][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.687435][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.687496][ T32] r5:84b95b8c r4:84b95800 [ 1327.687522][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.687570][ T32] r7:ddde2d80 r6:83018200 r5:84b95b8c r4:84bb6f80 [ 1327.687593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.687668][ T32] r10:61c88647 r9:84b61800 r8:84bb6fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.687723][ T32] r4:84bb6f80 [ 1327.687748][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.687805][ T32] r10:00000000 r9:84bb6f80 r8:8027f5e8 r7:e476de60 r6:84bce000 r5:84b61800 [ 1327.687859][ T32] r4:00000001 [ 1327.687881][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.687917][ T32] Exception stack(0xe4761fb0 to 0xe4761ff8) [ 1327.687944][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.688001][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.688063][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.688096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.688144][ T32] r4:84bcb780 [ 1327.688536][ T32] INFO: task kworker/1:304:3889 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.688574][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.688696][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.688775][ T32] Call trace: [ 1327.688915][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.688968][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.688993][ T32] r4:00000000 [ 1327.689014][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.689054][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.689114][ T32] dd20: c4dc0000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.689174][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.689206][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.689232][ T32] r5:80000013 r4:80239bb0 [ 1327.689265][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.689319][ T32] r4:82ac11e4 [ 1327.689340][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.689399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.689427][ T32] r4:e055ddc0 [ 1327.689475][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.689521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.689547][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1327.689635][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.690220][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.690645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.690943][ T32] task:kworker/1:305 state:D stack:0 pid:3891 tgid:3891 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.691554][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.691790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcbcc0 ** 4 printk messages dropped ** [ 1327.692034][ T32] r5:00001000 r4:dff6d000 ** 5 printk messages dropped ** [ 1327.692330][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1327.713836][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.714655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1327.715109][ T32] r5:84af0b8c r4:84af0800 ** 1 printk messages dropped ** [ 1327.715218][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.715266][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.715332][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.715384][ T32] r4:84a53d80 [ 1327.715442][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.715527][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.715552][ T32] r4:00000001 [ 1327.715573][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.715610][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.715638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.715668][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.715695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.715725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.715747][ T32] r4:84a51100 [ 1327.715770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.715815][ T32] INFO: task kworker/1:306:3892 blocked for more than 454 seconds. [ 1327.715892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.715945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.715980][ T32] task:kworker/1:306 state:D stack:0 pid:3892 tgid:3892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.716074][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.716122][ T32] Call trace: [ 1327.716155][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.716202][ T32] r10:82918930 r9:ea881d84 r8:00000002 r7:60000013 r6:ea881d8c r5:84b69800 [ 1327.716225][ T32] r4:84b69800 [ 1327.716263][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.716313][ T32] r5:84b69800 r4:8291892c [ 1327.716334][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.716396][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.716447][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea881e08 [ 1327.716489][ T32] r4:00000000 [ 1327.716510][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.716562][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.716624][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.716672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bcbf00 [ 1327.716695][ T32] r4:00000000 [ 1327.716724][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.716774][ T32] r9:83018205 r8:84b69800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1327.716805][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.716870][ T32] r5:00001000 r4:dff49000 [ 1327.716894][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.716934][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.716978][ T32] r5:84b95f8c r4:84b95c00 [ 1327.716998][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.717043][ T32] r7:ddde2d80 r6:83018200 r5:84b95f8c r4:84bce180 [ 1327.717086][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.717145][ T32] r10:61c88647 r9:84b69800 r8:84bce1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.717171][ T32] r4:84bce180 [ 1327.717191][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1327.717323][ T32] Exception stack(0xea881fb0 to 0xea881ff8) ** 4 printk messages dropped ** [ 1327.717529][ T32] r4:84bcb800 ** 5 printk messages dropped ** [ 1327.718219][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1327.718686][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.718942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 11 printk messages dropped ** [ 1327.719438][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1327.719821][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.720056][ T32] task:kworker/1:307 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.720632][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.720777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9500 ** 6 printk messages dropped ** [ 1327.721035][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.721392][ T32] r10:00000000 r9:84bce280 r8:8027f5e8 r7:ea87de60 r6:84bce300 r5:84b6b000 ** 9 printk messages dropped ** [ 1327.722033][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.722520][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.722673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 9 printk messages dropped ** [ 1327.745195][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 4 printk messages dropped ** [ 1327.745573][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 6 printk messages dropped ** [ 1327.745919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.745945][ T32] r4:84a51100 [ 1327.745976][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.746019][ T32] INFO: task kworker/1:308:3897 blocked for more than 454 seconds. [ 1327.746075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.746127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.746195][ T32] task:kworker/1:308 state:D stack:0 pid:3897 tgid:3897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.746329][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.746404][ T32] Call trace: [ 1327.746474][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.746533][ T32] r10:82918930 r9:ea88dd84 r8:00000002 r7:60000013 r6:ea88dd8c r5:84b68000 [ 1327.746579][ T32] r4:84b68000 [ 1327.746614][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.746660][ T32] r5:84b68000 r4:8291892c [ 1327.746702][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.746768][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.746819][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea88de08 [ 1327.746888][ T32] r4:00000000 [ 1327.746911][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.746952][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.746992][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.747056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9240 [ 1327.747098][ T32] r4:00000000 [ 1327.747164][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.747218][ T32] r9:83018205 r8:84b68000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1327.747256][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.747323][ T32] r5:00001000 r4:dffd1000 [ 1327.747391][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.747448][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.747500][ T32] r5:84b9678c r4:84b96400 [ 1327.747521][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.747586][ T32] r7:ddde2d80 r6:83018200 r5:84b9678c r4:84bce380 [ 1327.747622][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.747670][ T32] r10:61c88647 r9:84b68000 r8:84bce3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.747702][ T32] r4:84bce380 [ 1327.747762][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.747843][ T32] r10:00000000 r9:84bce380 r8:8027f5e8 r7:ea889e60 r6:84bce400 r5:84b68000 [ 1327.747954][ T32] r4:00000001 [ 1327.747998][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.748071][ T32] Exception stack(0xea88dfb0 to 0xea88dff8) [ 1327.748103][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.748148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.748199][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.748252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.748306][ T32] r4:84bcb780 [ 1327.748749][ T32] INFO: task kworker/1:308:3897 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.748826][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.748911][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.748959][ T32] Call trace: [ 1327.748989][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.749036][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.749080][ T32] r4:00000000 [ 1327.749103][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.749165][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.749197][ T32] dd20: c5558000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.749228][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.749275][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.749303][ T32] r5:80000013 r4:80239bb0 [ 1327.749351][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.749395][ T32] r4:82ac11e4 [ 1327.749459][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.749505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.749590][ T32] r4:e055ddc0 [ 1327.749613][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.749656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.749701][ T32] r4:00000000 [ 1327.749725][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.749772][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.749794][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.749856][ T32] r5:00001000 r4:e03b1000 [ 1327.749880][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.749921][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.749962][ T32] r5:84af0b8c r4:84af0800 [ 1327.750013][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.750078][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.750101][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.750147][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.750192][ T32] r4:84a53d80 [ 1327.750220][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1327.750438][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1327.750845][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.751106][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.751464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc93c0 ** 4 printk messages dropped ** [ 1327.751757][ T32] r5:00001000 r4:dffef000 [ 1327.751802][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.751843][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.751885][ T32] r5:84b96b8c r4:84b96800 [ 1327.751991][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.752103][ T32] r7:ddde2d80 r6:83018200 r5:84b96b8c r4:84bce480 [ 1327.752127][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.752227][ T32] r10:61c88647 r9:84b6c800 r8:84bce4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.752276][ T32] r4:84bce480 [ 1327.752299][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.752367][ T32] r10:00000000 r9:84bce480 r8:8027f5e8 r7:ea889e60 r6:84bce500 r5:84b6c800 [ 1327.752398][ T32] r4:00000001 [ 1327.752417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.752508][ T32] Exception stack(0xea895fb0 to 0xea895ff8) [ 1327.752546][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.752577][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.752627][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.752690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.752760][ T32] r4:84bc9000 [ 1327.773654][ T32] INFO: task kworker/1:309:3901 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.773770][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.773916][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.773987][ T32] Call trace: [ 1327.774073][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.774178][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.774207][ T32] r4:00000000 [ 1327.774230][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.774295][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.774335][ T32] dd20: c59dc000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.774370][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.774398][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.774425][ T32] r5:80000013 r4:80239bb0 [ 1327.774447][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.774494][ T32] r4:82ac11e4 [ 1327.774516][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.774609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.774637][ T32] r4:e055ddc0 [ 1327.774721][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.774771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.774818][ T32] r4:00000000 [ 1327.774843][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.774895][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.774940][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.774989][ T32] r5:00001000 r4:e03b1000 [ 1327.775012][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.775054][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1327.775496][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1327.776141][ T32] INFO: task kworker/0:87:3903 blocked for more than 454 seconds. ** 8 printk messages dropped ** [ 1327.776681][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1327.777233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd1a40 ** 4 printk messages dropped ** [ 1327.777485][ T32] r5:00001000 r4:e05d9000 ** 5 printk messages dropped ** [ 1327.777699][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1327.778279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.779104][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1327.779471][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1327.779744][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.780165][ T32] r5:84af0b8c r4:84af0800 ** 4 printk messages dropped ** [ 1327.780391][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1327.780617][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1327.780938][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.781235][ T32] r4:848b6000 ** 5 printk messages dropped ** [ 1327.781549][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.781817][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.781950][ T32] r5:00001000 r4:e0379000 ** 4 printk messages dropped ** [ 1327.782247][ T32] r7:ddde2d80 r6:83018200 r5:8470738c r4:84bce580 ** 7 printk messages dropped ** [ 1327.782629][ T32] Exception stack(0xea885fb0 to 0xea885ff8) ** 4 printk messages dropped ** [ 1327.782853][ T32] r4:84bc9380 ** 5 printk messages dropped ** [ 1327.816994][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.817023][ T32] r4:00000000 [ 1327.817045][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.817085][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.817115][ T32] dd20: c62e9000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.817190][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.817221][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.817266][ T32] r5:80000013 r4:80239bb0 [ 1327.817300][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.817343][ T32] r4:82ac11e4 [ 1327.817363][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.817448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.817475][ T32] r4:e055ddc0 [ 1327.817496][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.817564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.817590][ T32] r4:00000000 [ 1327.817622][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.817685][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.817711][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.817754][ T32] r5:00001000 r4:e03b1000 [ 1327.817798][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.817841][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.817894][ T32] r5:84af0b8c r4:84af0800 [ 1327.817918][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.817965][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.818012][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.818062][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.818085][ T32] r4:84a53d80 [ 1327.818105][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.818151][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.818195][ T32] r4:00000001 [ 1327.818218][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.818285][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.818337][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.818412][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.818463][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.818518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.818565][ T32] r4:84a51100 [ 1327.818590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.818632][ T32] INFO: task kworker/1:311:3905 blocked for more than 454 seconds. [ 1327.818673][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.818704][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.818735][ T32] task:kworker/1:311 state:D stack:0 pid:3905 tgid:3905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.818809][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.818936][ T32] Call trace: [ 1327.818998][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.819048][ T32] r10:82918930 r9:ea899d84 r8:00000002 r7:60000113 r6:ea899d8c r5:848b6c00 [ 1327.819072][ T32] r4:848b6c00 [ 1327.819134][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.819179][ T32] r5:848b6c00 r4:8291892c [ 1327.819199][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.819262][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.819338][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea899e08 [ 1327.819366][ T32] r4:00000000 [ 1327.819386][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.819425][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.819478][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.819523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd1580 [ 1327.819555][ T32] r4:00000000 [ 1327.819605][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.819663][ T32] r9:83018205 r8:848b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1327.819687][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.819749][ T32] r5:00001000 r4:e0359000 [ 1327.819796][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.819839][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.819904][ T32] r5:8470778c r4:84707400 [ 1327.819927][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.819995][ T32] r7:ddde2d80 r6:83018200 r5:8470778c r4:84bce600 [ 1327.820052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.820101][ T32] r10:61c88647 r9:848b6c00 r8:84bce62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.820136][ T32] r4:84bce600 [ 1327.820184][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.820244][ T32] r10:00000000 r9:84bce600 r8:8027f5e8 r7:ea885e60 r6:84bd6180 r5:848b6c00 [ 1327.820274][ T32] r4:00000001 [ 1327.820295][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.820345][ T32] Exception stack(0xea899fb0 to 0xea899ff8) [ 1327.820381][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.820411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.820459][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.820535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.820560][ T32] r4:84bc9180 [ 1327.820932][ T32] INFO: task kworker/1:311:3905 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.820988][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.821457][ T32] dd20: c62e9000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 7 printk messages dropped ** [ 1327.821722][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1327.822168][ T32] r5:00001000 r4:e03b1000 ** 6 printk messages dropped ** [ 1327.822478][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1327.822831][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.836030][ T32] task:kworker/1:312 state:D stack:0 pid:3908 tgid:3908 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1327.836958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9bc0 ** 6 printk messages dropped ** [ 1327.837222][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1327.837347][ T32] r7:ddde2d80 r6:83018200 r5:84b9778c r4:84bce680 [ 1327.837393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.837476][ T32] r10:61c88647 r9:848b5400 r8:84bce6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.837522][ T32] r4:84bce680 [ 1327.837550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.837600][ T32] r10:00000000 r9:84bce680 r8:8027f5e8 r7:ea885e60 r6:84bd6200 r5:848b5400 [ 1327.837656][ T32] r4:00000001 [ 1327.837712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.837791][ T32] Exception stack(0xea89dfb0 to 0xea89dff8) [ 1327.837837][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.837897][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.837929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.837984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.838017][ T32] r4:84bc95c0 [ 1327.838489][ T32] INFO: task kworker/1:312:3908 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.838539][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.838625][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.838694][ T32] Call trace: [ 1327.838731][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.838803][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.838831][ T32] r4:00000000 [ 1327.838852][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.838902][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.838957][ T32] dd20: c62e9000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.838990][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.839016][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.839040][ T32] r5:80000013 r4:80239bb0 [ 1327.839060][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.839101][ T32] r4:82ac11e4 [ 1327.839122][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.839164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.839186][ T32] r4:e055ddc0 [ 1327.839205][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.839245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.839307][ T32] r4:00000000 [ 1327.839331][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.839379][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.839400][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.839441][ T32] r5:00001000 r4:e03b1000 [ 1327.839462][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.839500][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.839545][ T32] r5:84af0b8c r4:84af0800 [ 1327.839566][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.839620][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.839643][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.839689][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.839711][ T32] r4:84a53d80 [ 1327.839730][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.839773][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.839795][ T32] r4:00000001 [ 1327.839825][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.840007][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.840068][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.840100][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.840127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.840156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.840179][ T32] r4:84a51100 [ 1327.840201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.840226][ T32] INFO: task kworker/1:313:3909 blocked for more than 454 seconds. [ 1327.840254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.840283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1327.840816][ T32] r5:848b1800 r4:8291892c ** 6 printk messages dropped ** [ 1327.841323][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1327.841558][ T32] r5:00001000 r4:e0681000 [ 1327.841612][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1327.841810][ T32] r7:ddde2d80 r6:83018200 r5:84b9738c r4:84bce700 ** 8 printk messages dropped ** [ 1327.842131][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.842806][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1327.862791][ T32] dd20: c6687000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 7 printk messages dropped ** [ 1327.864028][ T32] r4:e055ddc0 ** 4 printk messages dropped ** [ 1327.864992][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 4 printk messages dropped ** [ 1327.865214][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1327.865688][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1327.866502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1327.867423][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1327.867984][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.868645][ T32] r5:00001000 r4:e05f7000 [ 1327.868671][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.868716][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.868762][ T32] r5:84b3038c r4:84b30000 [ 1327.868877][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.868930][ T32] r7:dddced80 r6:83018000 r5:84b3038c r4:84bd6300 [ 1327.868952][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.869083][ T32] r10:61c88647 r9:848b3000 r8:84bd632c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1327.869111][ T32] r4:84bd6300 [ 1327.869135][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.869187][ T32] r10:00000000 r9:84bd6300 r8:8027f5e8 r7:e06d1e60 r6:84bd6380 r5:848b3000 [ 1327.869214][ T32] r4:00000001 [ 1327.869276][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.869344][ T32] Exception stack(0xea8a1fb0 to 0xea8a1ff8) [ 1327.869376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.869410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.869440][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.869473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.869524][ T32] r4:84bd1a00 [ 1327.870028][ T32] INFO: task kworker/0:88:3911 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.870260][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.870460][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.870598][ T32] Call trace: [ 1327.870687][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.870744][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.870780][ T32] r4:00000000 [ 1327.870885][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.870930][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.870999][ T32] dd20: c6687000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.871034][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.871071][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.871099][ T32] r5:80000013 r4:80239bb0 [ 1327.871121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.871164][ T32] r4:82ac11e4 [ 1327.871189][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.871238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.871324][ T32] r4:e055ddc0 [ 1327.871349][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.871395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.871547][ T32] r4:00000000 [ 1327.871572][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.871624][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.871647][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.871773][ T32] r5:00001000 r4:e03b1000 [ 1327.871798][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.871842][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.871926][ T32] r5:84af0b8c r4:84af0800 [ 1327.871952][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.872003][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.872076][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.872238][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.872303][ T32] r4:84a53d80 [ 1327.872336][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.872389][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.872413][ T32] r4:00000001 [ 1327.872502][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.872577][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.872733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.872769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.872798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.872828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1327.906099][ T32] task:kworker/0:89 state:D stack:0 pid:3913 tgid:3913 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.906754][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1327.907109][ T32] r5:00001000 r4:e0661000 [ 1327.907135][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1327.907570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1327.907944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1327.908667][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.908736][ T32] Call trace: [ 1327.908814][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.908878][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.908906][ T32] r4:00000000 [ 1327.908938][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.909000][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.909044][ T32] dd20: c6bb6000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.909088][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.909117][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.909174][ T32] r5:80000013 r4:80239bb0 [ 1327.909201][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.909261][ T32] r4:82ac11e4 [ 1327.909291][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.909335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.909377][ T32] r4:e055ddc0 [ 1327.909400][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.909445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.909468][ T32] r4:00000000 [ 1327.909491][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.909538][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.909561][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.909606][ T32] r5:00001000 r4:e03b1000 [ 1327.909626][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.909665][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.909708][ T32] r5:84af0b8c r4:84af0800 [ 1327.909729][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.909776][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.909799][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.909846][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.909882][ T32] r4:84a53d80 [ 1327.909905][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.909953][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.909991][ T32] r4:00000001 [ 1327.910014][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.910052][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.910080][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.910110][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.910138][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.910185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.910244][ T32] r4:84a51100 [ 1327.910303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.910337][ T32] INFO: task kworker/0:90:3915 blocked for more than 454 seconds. [ 1327.910371][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.910411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.910450][ T32] task:kworker/0:90 state:D stack:0 pid:3915 tgid:3915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.910513][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.910556][ T32] Call trace: [ 1327.910621][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.910671][ T32] r10:82918930 r9:ea8a9d84 r8:00000002 r7:60000113 r6:ea8a9d8c r5:84790c00 [ 1327.910704][ T32] r4:84790c00 ** 1 printk messages dropped ** [ 1327.910765][ T32] r5:84790c00 r4:8291892c ** 2 printk messages dropped ** [ 1327.910880][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8a9e08 ** 4 printk messages dropped ** [ 1327.911072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3200 ** 4 printk messages dropped ** [ 1327.911336][ T32] r5:00001000 r4:dfe03000 [ 1327.911361][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.911450][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1327.911517][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1327.911679][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1327.912076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1327.912865][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 3 printk messages dropped ** [ 1327.934425][ T32] dd20: c6edf000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 4 printk messages dropped ** [ 1327.934833][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1327.935105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 9 printk messages dropped ** [ 1327.935837][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 2 printk messages dropped ** [ 1327.935944][ T32] r4:84a53d80 ** 6 printk messages dropped ** [ 1327.936194][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.936418][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.937026][ T32] r4:84793000 ** 4 printk messages dropped ** [ 1327.937359][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8b9e08 ** 9 printk messages dropped ** [ 1327.938165][ T32] r5:00001000 r4:e06d5000 [ 1327.938401][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.938448][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.938520][ T32] r5:84b97f8c r4:84b97c00 [ 1327.938545][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.938635][ T32] r7:ddde2d80 r6:83018200 r5:84b97f8c r4:84bce780 [ 1327.938716][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.938767][ T32] r10:61c88647 r9:84793000 r8:84bce7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.938793][ T32] r4:84bce780 [ 1327.938954][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.939084][ T32] r10:00000000 r9:84bce780 r8:8027f5e8 r7:ea89de60 r6:84bd6600 r5:84793000 [ 1327.939111][ T32] r4:00000001 [ 1327.939131][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.939257][ T32] Exception stack(0xea8b9fb0 to 0xea8b9ff8) [ 1327.939292][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.939323][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.939406][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.939443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.939468][ T32] r4:84bc9a40 [ 1327.939942][ T32] INFO: task kworker/1:314:3919 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.939995][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.940089][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.940192][ T32] Call trace: [ 1327.940224][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.940280][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.940306][ T32] r4:00000000 [ 1327.940326][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.940365][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.940395][ T32] dd20: c6edf000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.940425][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.940452][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.940523][ T32] r5:80000013 r4:80239bb0 [ 1327.940547][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.940591][ T32] r4:82ac11e4 [ 1327.940611][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.940654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.940677][ T32] r4:e055ddc0 [ 1327.940697][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.940832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.940861][ T32] r4:00000000 [ 1327.940881][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.940954][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.940980][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.941024][ T32] r5:00001000 r4:e03b1000 [ 1327.941045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.941086][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.941129][ T32] r5:84af0b8c r4:84af0800 [ 1327.941234][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.941295][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.941319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.941366][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.941390][ T32] r4:84a53d80 [ 1327.941410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.941496][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.941545][ T32] r4:00000001 [ 1327.941568][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.941634][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.941666][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.941761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.941818][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.941879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.941907][ T32] r4:84a51100 [ 1327.942018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.942048][ T32] INFO: task kworker/1:315:3920 blocked for more than 454 seconds. [ 1327.942099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.942127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.942176][ T32] task:kworker/1:315 state:D stack:0 pid:3920 tgid:3920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.942253][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.942333][ T32] Call trace: [ 1327.942475][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1327.942527][ T32] r10:82918930 r9:ea8bdd84 r8:00000002 r7:60000113 r6:ea8bdd8c r5:84791800 [ 1327.942578][ T32] r4:84791800 [ 1327.942661][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1327.942851][ T32] r5:84791800 r4:8291892c [ 1327.942907][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.942962][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.943009][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8bde08 [ 1327.943031][ T32] r4:00000000 [ 1327.943120][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1327.967020][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1327.967115][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.967210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc9d40 [ 1327.967240][ T32] r4:00000000 [ 1327.967351][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.967409][ T32] r9:83018205 r8:84791800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1327.967432][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.967481][ T32] r5:00001000 r4:e06b3000 [ 1327.967539][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.967643][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.967693][ T32] r5:84b97b8c r4:84b97800 [ 1327.967715][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.967818][ T32] r7:ddde2d80 r6:83018200 r5:84b97b8c r4:84bce800 [ 1327.967843][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1327.968705][ T32] r4:84bc9a40 ** 5 printk messages dropped ** [ 1327.969600][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1327.970396][ T32] r4:82ac11e4 [ 1327.970418][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.970467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.970631][ T32] r4:e055ddc0 [ 1327.970658][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.970706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.970733][ T32] r4:00000000 [ 1327.970756][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.970807][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.970832][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.970879][ T32] r5:00001000 r4:e03b1000 [ 1327.970914][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.970962][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.971009][ T32] r5:84af0b8c r4:84af0800 [ 1327.971032][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.971083][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1327.971106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.971157][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.971183][ T32] r4:84a53d80 [ 1327.971206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.971256][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1327.971308][ T32] r4:00000001 [ 1327.971502][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.971573][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1327.971605][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.971637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.971679][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.971712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.971773][ T32] r4:84a51100 [ 1327.971799][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.971870][ T32] INFO: task kworker/1:316:3922 blocked for more than 454 seconds. ** 2 printk messages dropped ** [ 1327.971984][ T32] task:kworker/1:316 state:D stack:0 pid:3922 tgid:3922 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.972711][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8c5e08 ** 9 printk messages dropped ** [ 1327.995431][ T32] r5:00001000 r4:e4722000 [ 1327.995460][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1327.995571][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1327.995649][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1327.995702][ T32] r7:ddde2d80 r6:83018200 r5:84ba078c r4:84bce900 [ 1327.995826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1327.995881][ T32] r10:61c88647 r9:84792400 r8:84bce92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1327.995912][ T32] r4:84bce900 [ 1327.995941][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1327.996069][ T32] r10:00000000 r9:84bce900 r8:8027f5e8 r7:ea8b9e60 r6:84bd6700 r5:84792400 [ 1327.996191][ T32] r4:00000001 [ 1327.996317][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.996363][ T32] Exception stack(0xea8c5fb0 to 0xea8c5ff8) [ 1327.996399][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.996434][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.996494][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.996630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1327.996808][ T32] r4:84bc9e40 [ 1327.997395][ T32] INFO: task kworker/1:316:3922 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1327.997455][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.997546][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.997640][ T32] Call trace: [ 1327.997855][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1327.997925][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1327.997953][ T32] r4:00000000 [ 1327.998076][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.998206][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1327.998281][ T32] dd20: c71b7000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1327.998317][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1327.998345][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1327.998562][ T32] r5:80000013 r4:80239bb0 [ 1327.998594][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1327.998644][ T32] r4:82ac11e4 [ 1327.998672][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.998720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1327.998747][ T32] r4:e055ddc0 [ 1327.998789][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1327.998838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1327.999012][ T32] r4:00000000 [ 1327.999038][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1327.999103][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1327.999131][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1327.999182][ T32] r5:00001000 r4:e03b1000 ** 2 printk messages dropped ** [ 1327.999394][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1327.999688][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.000184][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.000628][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.001347][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1328.001538][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1328.002170][ T32] r5:00001000 r4:e06e7000 [ 1328.002199][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1328.002492][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1328.002799][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.002898][ T32] Exception stack(0xea8cdfb0 to 0xea8cdff8) ** 2 printk messages dropped ** [ 1328.003023][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.034783][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.035170][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.035731][ T32] r5:80000013 r4:80239bb0 [ 1328.035754][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.035800][ T32] r4:82ac11e4 [ 1328.035823][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.035940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.035968][ T32] r4:e055ddc0 [ 1328.036003][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.036061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.036087][ T32] r4:00000000 [ 1328.036110][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.036183][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.036244][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.036319][ T32] r5:00001000 r4:e03b1000 [ 1328.036377][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.036428][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.036602][ T32] r5:84af0b8c r4:84af0800 [ 1328.036627][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.036809][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.036835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.036886][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.036909][ T32] r4:84a53d80 [ 1328.036959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.037010][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.037035][ T32] r4:00000001 [ 1328.037056][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.037092][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.037120][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.037151][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.037251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.037366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.037422][ T32] r4:84a51100 [ 1328.037466][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.037561][ T32] INFO: task kworker/0:91:3925 blocked for more than 454 seconds. [ 1328.037620][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.037688][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.037717][ T32] task:kworker/0:91 state:D stack:0 pid:3925 tgid:3925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.037838][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.037885][ T32] Call trace: [ 1328.037917][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.037965][ T32] r10:82918930 r9:ea8d1d84 r8:00000002 r7:60000113 r6:ea8d1d8c r5:84795400 [ 1328.037988][ T32] r4:84795400 [ 1328.038016][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.038101][ T32] r5:84795400 r4:8291892c [ 1328.038127][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.038170][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.038277][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8d1e08 [ 1328.038305][ T32] r4:00000000 [ 1328.038327][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.038366][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.038423][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.038469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3840 [ 1328.038528][ T32] r4:00000000 [ 1328.038564][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.038643][ T32] r9:83018005 r8:84795400 r7:00000000 r6:83018000 r5:00001000 r4:7f0e1000 [ 1328.038685][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.038731][ T32] r5:00001000 r4:eaa09000 [ 1328.038788][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.038841][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.038887][ T32] r5:84b30f8c r4:84b30c00 [ 1328.038908][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.038972][ T32] r7:dddced80 r6:83018000 r5:84b30f8c r4:84bd6800 [ 1328.038997][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.039043][ T32] r10:61c88647 r9:84795400 r8:84bd682c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.039067][ T32] r4:84bd6800 [ 1328.039103][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.039151][ T32] r10:00000000 r9:84bd6800 r8:8027f5e8 r7:ea8a9e60 r6:84bd6880 r5:84795400 [ 1328.039173][ T32] r4:00000001 [ 1328.039193][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.039232][ T32] Exception stack(0xea8d1fb0 to 0xea8d1ff8) [ 1328.039260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.039299][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.039327][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.039356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.039565][ T32] r4:84bc22c0 [ 1328.039889][ T32] INFO: task kworker/0:91:3925 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.039944][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.040219][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.040289][ T32] Call trace: [ 1328.040321][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.040371][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.040499][ T32] r4:00000000 [ 1328.040533][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.040577][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.040640][ T32] dd20: c79ba000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.040674][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.040701][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.040725][ T32] r5:80000013 r4:80239bb0 [ 1328.040746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1328.041013][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.041263][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1328.041402][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.041633][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 4 printk messages dropped ** [ 1328.041805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.042419][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.042703][ T32] r5:84796c00 r4:8291892c ** 5 printk messages dropped ** [ 1328.042964][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.073812][ T32] r5:00001000 r4:ea929000 ** 1 printk messages dropped ** [ 1328.073898][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.074279][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.074430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.075121][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1328.075302][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1328.075626][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1328.075863][ T32] r4:e055ddc0 ** 8 printk messages dropped ** [ 1328.076142][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.076185][ T32] r5:84af0b8c r4:84af0800 [ 1328.076205][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.076249][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.076276][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.076324][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.076347][ T32] r4:84a53d80 [ 1328.076393][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.076443][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.076485][ T32] r4:00000001 [ 1328.076507][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.076544][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.076572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.076600][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.076627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.076669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.076703][ T32] r4:84a51100 [ 1328.076726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.076755][ T32] INFO: task kworker/1:319:3929 blocked for more than 454 seconds. [ 1328.076789][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.076814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.076835][ T32] task:kworker/1:319 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.076908][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.076955][ T32] Call trace: [ 1328.077016][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.077065][ T32] r10:82918930 r9:ea8e1d84 r8:00000002 r7:60000113 r6:ea8e1d8c r5:84796000 [ 1328.077088][ T32] r4:84796000 [ 1328.077109][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.077150][ T32] r5:84796000 r4:8291892c [ 1328.077171][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.077211][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.077256][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8e1e08 [ 1328.077292][ T32] r4:00000000 [ 1328.077339][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.077396][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.077438][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.077480][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd1f00 [ 1328.077502][ T32] r4:00000000 [ 1328.077578][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.077628][ T32] r9:83018205 r8:84796000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1328.077652][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.077694][ T32] r5:00001000 r4:e4739000 [ 1328.077715][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.077754][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.077796][ T32] r5:84ba0b8c r4:84ba0800 [ 1328.077842][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.077915][ T32] r7:ddde2d80 r6:83018200 r5:84ba0b8c r4:84bcea00 [ 1328.077952][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.078032][ T32] r10:61c88647 r9:84796000 r8:84bcea2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.078058][ T32] r4:84bcea00 [ 1328.078079][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.078124][ T32] r10:00000000 r9:84bcea00 r8:8027f5e8 r7:ea8d9e60 r6:84bd6980 r5:84796000 [ 1328.078146][ T32] r4:00000001 [ 1328.078165][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.078199][ T32] Exception stack(0xea8e1fb0 to 0xea8e1ff8) [ 1328.078226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.078286][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.078346][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.078392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.078444][ T32] r4:84bc9ec0 [ 1328.078743][ T32] INFO: task kworker/1:319:3929 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.078787][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.078894][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.078972][ T32] Call trace: [ 1328.079003][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.079063][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.079109][ T32] r4:00000000 [ 1328.079157][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.079199][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.079255][ T32] dd20: c7d24000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.079316][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.079349][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.079427][ T32] r5:80000013 r4:80239bb0 [ 1328.079452][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.079494][ T32] r4:82ac11e4 [ 1328.079553][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.079611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.079638][ T32] r4:e055ddc0 [ 1328.079659][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.079702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.079725][ T32] r4:00000000 [ 1328.079744][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.079789][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.079811][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.079855][ T32] r5:00001000 r4:e03b1000 [ 1328.079876][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.079968][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.080014][ T32] r5:84af0b8c r4:84af0800 [ 1328.080061][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.080137][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.080161][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.080210][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.080285][ T32] r4:84a53d80 [ 1328.080311][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.080369][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.080419][ T32] r4:00000001 [ 1328.080443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.080526][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.080584][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.080621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.080649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.080680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.080704][ T32] r4:84a51100 [ 1328.080750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.080780][ T32] INFO: task kworker/1:320:3931 blocked for more than 454 seconds. [ 1328.080845][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.080873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.080896][ T32] task:kworker/1:320 state:D stack:0 pid:3931 tgid:3931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.080940][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.080981][ T32] Call trace: [ 1328.081012][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.081110][ T32] r10:82918930 r9:ea8e9d84 r8:00000002 r7:60000113 r6:ea8e9d8c r5:847c8c00 [ 1328.081137][ T32] r4:847c8c00 [ 1328.081157][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.081197][ T32] r5:847c8c00 r4:8291892c [ 1328.081218][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.081258][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.081311][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8e9e08 [ 1328.081333][ T32] r4:00000000 [ 1328.081378][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.081433][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.081499][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.081546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0040 [ 1328.081581][ T32] r4:00000000 [ 1328.081615][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.081666][ T32] r9:83018205 r8:847c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1328.081688][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.081759][ T32] r5:00001000 r4:e474d000 [ 1328.081785][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.081836][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.081906][ T32] r5:84ba0f8c r4:84ba0c00 [ 1328.081930][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.081975][ T32] r7:ddde2d80 r6:83018200 r5:84ba0f8c r4:84bcea80 [ 1328.082012][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.082061][ T32] r10:61c88647 r9:847c8c00 r8:84bceaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.082085][ T32] r4:84bcea80 [ 1328.082105][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.082174][ T32] r10:00000000 r9:84bcea80 r8:8027f5e8 r7:ea8d9e60 r6:84bd6a00 r5:847c8c00 [ 1328.082229][ T32] r4:00000001 [ 1328.082251][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1328.082411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.083006][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.106052][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1328.106421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1328.106869][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.107183][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 2 printk messages dropped ** [ 1328.107276][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 2 printk messages dropped ** [ 1328.107444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.107649][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1328.108209][ T32] r4:847c8000 ** 4 printk messages dropped ** [ 1328.108427][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea901e08 ** 9 printk messages dropped ** [ 1328.108887][ T32] r5:00001000 r4:e8783000 [ 1328.108907][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1328.109117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.109576][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.110210][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.110293][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.110339][ T32] Call trace: [ 1328.110428][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.110477][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.110512][ T32] r4:00000000 [ 1328.110535][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.110603][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.110646][ T32] dd20: c7f8c000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.110680][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.110707][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.110732][ T32] r5:80000013 r4:80239bb0 [ 1328.110764][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.110808][ T32] r4:82ac11e4 [ 1328.110827][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.110870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.110904][ T32] r4:e055ddc0 [ 1328.110926][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.110988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.111015][ T32] r4:00000000 [ 1328.111035][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.111121][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.111232][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.111425][ T32] r5:00001000 r4:e03b1000 [ 1328.111457][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.111513][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.111571][ T32] r5:84af0b8c r4:84af0800 [ 1328.111593][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.111639][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.111662][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.111750][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.111776][ T32] r4:84a53d80 [ 1328.111797][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.111842][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.111865][ T32] r4:00000001 [ 1328.111950][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.111990][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.112017][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.112047][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.112074][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.112122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.112148][ T32] r4:84a51100 [ 1328.112185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.112227][ T32] INFO: task kworker/1:322:3935 blocked for more than 454 seconds. [ 1328.112255][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.112280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.112310][ T32] task:kworker/1:322 state:D stack:0 pid:3935 tgid:3935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.112358][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.112486][ T32] Call trace: [ 1328.112570][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.112621][ T32] r10:82918930 r9:ea90dd84 r8:00000002 r7:60000113 r6:ea90dd8c r5:847c9800 [ 1328.112644][ T32] r4:847c9800 [ 1328.112689][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.112805][ T32] r5:847c9800 r4:8291892c [ 1328.112914][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.113089][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.131268][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea90de08 [ 1328.131322][ T32] r4:00000000 [ 1328.131348][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.131411][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.131454][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.131497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0400 [ 1328.131520][ T32] r4:00000000 [ 1328.131569][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.131621][ T32] r9:83018205 r8:847c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1328.131643][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.131714][ T32] r5:00001000 r4:ea8f1000 [ 1328.131740][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.131780][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.131822][ T32] r5:84ba178c r4:84ba1400 [ 1328.131843][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.131917][ T32] r7:ddde2d80 r6:83018200 r5:84ba178c r4:84bceb80 [ 1328.131969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.132019][ T32] r10:61c88647 r9:847c9800 r8:84bcebac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.132042][ T32] r4:84bceb80 [ 1328.132062][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.132133][ T32] r10:00000000 r9:84bceb80 r8:8027f5e8 r7:ea8d9e60 r6:84bd6b00 r5:847c9800 [ 1328.132160][ T32] r4:00000001 [ 1328.132206][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.132313][ T32] Exception stack(0xea90dfb0 to 0xea90dff8) [ 1328.132348][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.132378][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.132407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.132437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.132476][ T32] r4:84bd0100 [ 1328.132896][ T32] INFO: task kworker/1:322:3935 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.132931][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.133077][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.137736][ T32] Call trace: [ 1328.137782][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.137868][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.137906][ T32] r4:00000000 [ 1328.137927][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.137970][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.138028][ T32] dd20: c82d9000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.138063][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.138089][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.138140][ T32] r5:80000013 r4:80239bb0 [ 1328.138176][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.138223][ T32] r4:82ac11e4 [ 1328.138311][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.138361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.138425][ T32] r4:e055ddc0 [ 1328.138449][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.138494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.138543][ T32] r4:00000000 [ 1328.138566][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1328.138866][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1328.139363][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 4 printk messages dropped ** [ 1328.139559][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1328.139815][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.140062][ T32] r5:847cbc00 r4:8291892c ** 5 printk messages dropped ** [ 1328.140345][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.140387][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.140454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0580 [ 1328.140530][ T32] r4:00000000 [ 1328.140557][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.140630][ T32] r9:83018205 r8:847cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1328.140657][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.140700][ T32] r5:00001000 r4:ea909000 [ 1328.140748][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.140790][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.140858][ T32] r5:84ba1b8c r4:84ba1800 [ 1328.140883][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.140928][ T32] r7:ddde2d80 r6:83018200 r5:84ba1b8c r4:84bcec00 [ 1328.140949][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.140993][ T32] r10:61c88647 r9:847cbc00 r8:84bcec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.141015][ T32] r4:84bcec00 [ 1328.141035][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.141078][ T32] r10:00000000 r9:84bcec00 r8:8027f5e8 r7:ea8d9e60 r6:84bd6b80 r5:847cbc00 [ 1328.141101][ T32] r4:00000001 [ 1328.141146][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.141185][ T32] Exception stack(0xea915fb0 to 0xea915ff8) [ 1328.141214][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.141243][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.141282][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.141311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.141347][ T32] r4:84bd0200 [ 1328.141770][ T32] INFO: task kworker/1:323:3937 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.141831][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.141921][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.142022][ T32] Call trace: [ 1328.142137][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.142217][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.142244][ T32] r4:00000000 [ 1328.142318][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.142362][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.142417][ T32] dd20: c82d9000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.142450][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.142476][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.142501][ T32] r5:80000013 r4:80239bb0 [ 1328.142522][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.142562][ T32] r4:82ac11e4 [ 1328.142609][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.142680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.142706][ T32] r4:e055ddc0 [ 1328.142753][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.142801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.142826][ T32] r4:00000000 [ 1328.142846][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.142932][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.142958][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.143026][ T32] r5:00001000 r4:e03b1000 [ 1328.143136][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.161042][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.161169][ T32] r5:84af0b8c r4:84af0800 [ 1328.161200][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.161254][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.161292][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.161373][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.161399][ T32] r4:84a53d80 [ 1328.161449][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.161556][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.161611][ T32] r4:00000001 [ 1328.161652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.161696][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.161727][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.161784][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.161816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.161845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.161868][ T32] r4:84a51100 [ 1328.161893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.162002][ T32] INFO: task kworker/1:324:3939 blocked for more than 454 seconds. [ 1328.162069][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.162100][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.162122][ T32] task:kworker/1:324 state:D stack:0 pid:3939 tgid:3939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.162182][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.162266][ T32] Call trace: [ 1328.162345][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.162402][ T32] r10:82918930 r9:ea92dd84 r8:00000002 r7:60000113 r6:ea92dd8c r5:847cb000 [ 1328.162425][ T32] r4:847cb000 [ 1328.162445][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.162485][ T32] r5:847cb000 r4:8291892c [ 1328.162505][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.162545][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.162616][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea92de08 [ 1328.162669][ T32] r4:00000000 [ 1328.162717][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.162785][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.162828][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.162896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0680 [ 1328.162948][ T32] r4:00000000 [ 1328.162972][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.163093][ T32] r9:83018205 r8:847cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1328.169910][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.170022][ T32] r5:00001000 r4:ea91d000 [ 1328.170076][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.170150][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.170224][ T32] r5:84ba1f8c r4:84ba1c00 [ 1328.170250][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.170307][ T32] r7:ddde2d80 r6:83018200 r5:84ba1f8c r4:84bcec80 [ 1328.170356][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.170407][ T32] r10:61c88647 r9:847cb000 r8:84bcecac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.170456][ T32] r4:84bcec80 [ 1328.170479][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.170527][ T32] r10:00000000 r9:84bcec80 r8:8027f5e8 r7:ea8d9e60 r6:84bd6c00 r5:847cb000 [ 1328.170549][ T32] r4:00000001 [ 1328.170570][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.170608][ T32] Exception stack(0xea92dfb0 to 0xea92dff8) [ 1328.170666][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.170726][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.171462][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.171754][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.171786][ T32] dd20: c85a8000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.171817][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.171844][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.171868][ T32] r5:80000013 r4:80239bb0 [ 1328.171888][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.171929][ T32] r4:82ac11e4 [ 1328.171949][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.171990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.172013][ T32] r4:e055ddc0 [ 1328.172033][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.172092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.172118][ T32] r4:00000000 [ 1328.172139][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.172186][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.172237][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.172291][ T32] r5:00001000 r4:e03b1000 [ 1328.172339][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.172409][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.172480][ T32] r5:84af0b8c r4:84af0800 [ 1328.172504][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.172578][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.172684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.172735][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.172760][ T32] r4:84a53d80 [ 1328.172779][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.172824][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.172969][ T32] r4:00000001 [ 1328.173100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.186117][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.186173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.186206][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.186234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.186296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.186325][ T32] r4:84a51100 [ 1328.186350][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.186383][ T32] INFO: task kworker/1:325:3942 blocked for more than 454 seconds. [ 1328.186417][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.186461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.186487][ T32] task:kworker/1:325 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.186588][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.186744][ T32] Call trace: [ 1328.186782][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.186837][ T32] r10:82918930 r9:ea939d84 r8:00000002 r7:60000113 r6:ea939d8c r5:847cc800 [ 1328.186861][ T32] r4:847cc800 [ 1328.186902][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.186946][ T32] r5:847cc800 r4:8291892c [ 1328.186967][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.187007][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.187054][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea939e08 [ 1328.187103][ T32] r4:00000000 [ 1328.187152][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.187244][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.187289][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.187330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0b00 [ 1328.187404][ T32] r4:00000000 [ 1328.187440][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.187492][ T32] r9:83018205 r8:847cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1328.187541][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.187587][ T32] r5:00001000 r4:ea941000 [ 1328.187634][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.187758][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.187813][ T32] r5:84ba2b8c r4:84ba2800 [ 1328.187836][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.187883][ T32] r7:ddde2d80 r6:83018200 r5:84ba2b8c r4:84bced00 [ 1328.187904][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.188001][ T32] r10:61c88647 r9:847cc800 r8:84bced2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.188109][ T32] r4:84bced00 [ 1328.188132][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.188178][ T32] r10:00000000 r9:84bced00 r8:8027f5e8 r7:ea8d9e60 r6:84bd6c80 r5:847cc800 [ 1328.188200][ T32] r4:00000001 [ 1328.188220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.188256][ T32] Exception stack(0xea939fb0 to 0xea939ff8) [ 1328.188285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.188341][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.188372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.188401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.188423][ T32] r4:84bd06c0 [ 1328.188906][ T32] INFO: task kworker/1:325:3942 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.188946][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.189006][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.189051][ T32] Call trace: [ 1328.189107][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.189169][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.189226][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.189294][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 3 printk messages dropped ** [ 1328.189534][ T32] r5:80000013 r4:80239bb0 ** 2 printk messages dropped ** [ 1328.189633][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1328.189946][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 3 printk messages dropped ** [ 1328.190145][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.190353][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.190376][ T32] r4:84a53d80 [ 1328.190395][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.190438][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.190460][ T32] r4:00000001 [ 1328.190480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.190543][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.190599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.190631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.190658][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.190688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.190728][ T32] r4:84a51100 [ 1328.190777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.190807][ T32] INFO: task kworker/1:326:3943 blocked for more than 454 seconds. [ 1328.190861][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.190889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.190923][ T32] task:kworker/1:326 state:D stack:0 pid:3943 tgid:3943 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.190984][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.191037][ T32] Call trace: [ 1328.191081][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.191130][ T32] r10:82918930 r9:ea945d84 r8:00000002 r7:60000013 r6:ea945d8c r5:847cd400 [ 1328.191153][ T32] r4:847cd400 [ 1328.191173][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.191213][ T32] r5:847cd400 r4:8291892c [ 1328.191233][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.191272][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.191317][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea945e08 [ 1328.191350][ T32] r4:00000000 [ 1328.191400][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.191441][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.191488][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.191540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0980 [ 1328.191563][ T32] r4:00000000 [ 1328.191583][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.191653][ T32] r9:83018205 r8:847cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1328.191677][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.191746][ T32] r5:00001000 r4:ea935000 [ 1328.191809][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.191851][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.191894][ T32] r5:84ba278c r4:84ba2400 [ 1328.191913][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.191956][ T32] r7:ddde2d80 r6:83018200 r5:84ba278c r4:84bced80 [ 1328.192083][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.192168][ T32] r10:61c88647 r9:847cd400 r8:84bcedac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.192195][ T32] r4:84bced80 [ 1328.192216][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.192277][ T32] r10:00000000 r9:84bced80 r8:8027f5e8 r7:ea939e60 r6:84bd6d00 r5:847cd400 [ 1328.192316][ T32] r4:00000001 [ 1328.192339][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.192375][ T32] Exception stack(0xea945fb0 to 0xea945ff8) [ 1328.192427][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.192474][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.192533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.192614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.192668][ T32] r4:84bd0640 [ 1328.192957][ T32] INFO: task kworker/1:326:3943 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.193085][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.214057][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.214132][ T32] Call trace: [ 1328.214168][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.214229][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.214281][ T32] r4:00000000 [ 1328.214308][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.214352][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.214412][ T32] dd20: c8ad3000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.214520][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.214554][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.214583][ T32] r5:80000013 r4:80239bb0 [ 1328.214607][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.214653][ T32] r4:82ac11e4 [ 1328.214676][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.214723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.214747][ T32] r4:e055ddc0 [ 1328.214770][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.214816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.214866][ T32] r4:00000000 [ 1328.214903][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.214958][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.215008][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.215057][ T32] r5:00001000 r4:e03b1000 [ 1328.215082][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.215125][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.215173][ T32] r5:84af0b8c r4:84af0800 [ 1328.215219][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.215294][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.215320][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.215372][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.215397][ T32] r4:84a53d80 [ 1328.215419][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.215470][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.215494][ T32] r4:00000001 [ 1328.215553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.215695][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.215726][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.215755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.215797][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.215830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.215854][ T32] r4:84a51100 [ 1328.215919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.215997][ T32] INFO: task kworker/1:327:3947 blocked for more than 454 seconds. [ 1328.216054][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.216088][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.216140][ T32] task:kworker/1:327 state:D stack:0 pid:3947 tgid:3947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.216191][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.216233][ T32] Call trace: [ 1328.216382][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.216431][ T32] r10:82918930 r9:ea961d84 r8:00000002 r7:60000113 r6:ea961d8c r5:847ca400 [ 1328.216455][ T32] r4:847ca400 [ 1328.216542][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.216609][ T32] r5:847ca400 r4:8291892c [ 1328.216643][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.216783][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.216833][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea961e08 [ 1328.216858][ T32] r4:00000000 [ 1328.216886][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.216926][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.217017][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.217062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0b80 [ 1328.217110][ T32] r4:00000000 [ 1328.217135][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.217180][ T32] r9:83018205 r8:847ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1328.217202][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.217243][ T32] r5:00001000 r4:ea94d000 [ 1328.217265][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.217420][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.217466][ T32] r5:84ba2f8c r4:84ba2c00 [ 1328.217489][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.217537][ T32] r7:ddde2d80 r6:83018200 r5:84ba2f8c r4:84bcee00 [ 1328.217558][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.217604][ T32] r10:61c88647 r9:847ca400 r8:84bcee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.217627][ T32] r4:84bcee00 [ 1328.217717][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.217765][ T32] r10:00000000 r9:84bcee00 r8:8027f5e8 r7:ea939e60 r6:84bd6d80 r5:847ca400 [ 1328.217788][ T32] r4:00000001 [ 1328.217808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.217842][ T32] Exception stack(0xea961fb0 to 0xea961ff8) [ 1328.217869][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.217898][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.217927][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.217969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.217996][ T32] r4:84bd0800 [ 1328.218438][ T32] INFO: task kworker/1:327:3947 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.218474][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.218565][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.218613][ T32] Call trace: [ 1328.218738][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.218792][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.218916][ T32] r4:00000000 [ 1328.218941][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.218981][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.219035][ T32] dd20: c8ad3000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.219071][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.219097][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.219122][ T32] r5:80000013 r4:80239bb0 [ 1328.219242][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.219348][ T32] r4:82ac11e4 [ 1328.219543][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.219598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.219622][ T32] r4:e055ddc0 [ 1328.219641][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.219682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.219706][ T32] r4:00000000 [ 1328.219725][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.219789][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.219821][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.219934][ T32] r5:00001000 r4:e03b1000 [ 1328.219983][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.220026][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.220068][ T32] r5:84af0b8c r4:84af0800 [ 1328.220113][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.220191][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.220217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.220263][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.220319][ T32] r4:84a53d80 [ 1328.220342][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.220413][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.220453][ T32] r4:00000001 [ 1328.220526][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.220600][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.220637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.220669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.220696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.220742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.220770][ T32] r4:84a51100 [ 1328.220801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.220887][ T32] INFO: task kworker/1:328:3948 blocked for more than 454 seconds. [ 1328.220919][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.220943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.220964][ T32] task:kworker/1:328 state:D stack:0 pid:3948 tgid:3948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.221009][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.221076][ T32] Call trace: [ 1328.221123][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.221171][ T32] r10:82918930 r9:ea965d84 r8:00000002 r7:60000113 r6:ea965d8c r5:847ce000 [ 1328.221194][ T32] r4:847ce000 [ 1328.221213][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.221252][ T32] r5:847ce000 r4:8291892c [ 1328.221278][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.221344][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.221396][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea965e08 [ 1328.221432][ T32] r4:00000000 [ 1328.221461][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.221500][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.221542][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.221583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0d40 [ 1328.221605][ T32] r4:00000000 [ 1328.221624][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.221689][ T32] r9:83018205 r8:847ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1328.221728][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.221775][ T32] r5:00001000 r4:ea959000 [ 1328.221832][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.221875][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.221942][ T32] r5:84ba338c r4:84ba3000 [ 1328.221966][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.222012][ T32] r7:ddde2d80 r6:83018200 r5:84ba338c r4:84bcee80 [ 1328.222033][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.222077][ T32] r10:61c88647 r9:847ce000 r8:84bceeac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.222099][ T32] r4:84bcee80 [ 1328.222119][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.222203][ T32] r10:00000000 r9:84bcee80 r8:8027f5e8 r7:ea961e60 r6:84bd6e00 r5:847ce000 [ 1328.222231][ T32] r4:00000001 [ 1328.222252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.222287][ T32] Exception stack(0xea965fb0 to 0xea965ff8) [ 1328.222340][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.222374][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.222430][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.222489][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.222545][ T32] r4:84bd0800 [ 1328.222849][ T32] INFO: task kworker/1:328:3948 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.222890][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.222980][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.223024][ T32] Call trace: [ 1328.246643][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.246763][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.246792][ T32] r4:00000000 [ 1328.246814][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.246856][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.246889][ T32] dd20: c8c4d000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.246917][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.246943][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.246967][ T32] r5:80000013 r4:80239bb0 [ 1328.247013][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.247163][ T32] r4:82ac11e4 [ 1328.247187][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.247296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.247322][ T32] r4:e055ddc0 [ 1328.247343][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.247385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.247407][ T32] r4:00000000 [ 1328.247427][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.247472][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.247494][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.247544][ T32] r5:00001000 r4:e03b1000 [ 1328.247652][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.247698][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.247744][ T32] r5:84af0b8c r4:84af0800 [ 1328.247764][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.247815][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.248067][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.248119][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.248142][ T32] r4:84a53d80 [ 1328.248161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.248205][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.248228][ T32] r4:00000001 [ 1328.248247][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.248325][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.248381][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.248484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.248555][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.248632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.248821][ T32] r4:84a51100 [ 1328.248850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.248883][ T32] INFO: task kworker/1:329:3949 blocked for more than 454 seconds. [ 1328.248917][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.248943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.248965][ T32] task:kworker/1:329 state:D stack:0 pid:3949 tgid:3949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.249023][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.249100][ T32] Call trace: [ 1328.249148][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.249197][ T32] r10:82918930 r9:ea969d84 r8:00000002 r7:60000013 r6:ea969d8c r5:84794800 [ 1328.249248][ T32] r4:84794800 [ 1328.249272][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.249465][ T32] r5:84794800 r4:8291892c [ 1328.249490][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.249537][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.249583][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea969e08 [ 1328.249662][ T32] r4:00000000 [ 1328.249686][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.249854][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.249896][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.249939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc94c0 [ 1328.250501][ T32] r4:00000000 [ 1328.250754][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.250818][ T32] r9:83018205 r8:84794800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1328.250844][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.250886][ T32] r5:00001000 r4:ea98d000 [ 1328.250906][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.250943][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.250984][ T32] r5:84ba3f8c r4:84ba3c00 [ 1328.251004][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.251059][ T32] r7:ddde2d80 r6:83018200 r5:84ba3f8c r4:84bcef00 [ 1328.251084][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.251132][ T32] r10:61c88647 r9:84794800 r8:84bcef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.251155][ T32] r4:84bcef00 [ 1328.251193][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.251249][ T32] r10:00000000 r9:84bcef00 r8:8027f5e8 r7:ea965e60 r6:84bd6e80 r5:84794800 [ 1328.251273][ T32] r4:00000001 [ 1328.251316][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.251409][ T32] Exception stack(0xea969fb0 to 0xea969ff8) [ 1328.251441][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.251470][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.251497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.251564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.251617][ T32] r4:84bd0800 [ 1328.252044][ T32] INFO: task kworker/1:329:3949 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.252080][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.252200][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.252246][ T32] Call trace: [ 1328.252276][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.252350][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.252409][ T32] r4:00000000 [ 1328.252483][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.252592][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.252630][ T32] dd20: c8c4d000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.252662][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.252715][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.252744][ T32] r5:80000013 r4:80239bb0 [ 1328.252778][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.252833][ T32] r4:82ac11e4 [ 1328.252854][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.252896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.252918][ T32] r4:e055ddc0 [ 1328.252963][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.272291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.272404][ T32] r4:00000000 [ 1328.272433][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.272577][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.272625][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.272674][ T32] r5:00001000 r4:e03b1000 [ 1328.272712][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.272785][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.272833][ T32] r5:84af0b8c r4:84af0800 [ 1328.272909][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.272962][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.272984][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.273475][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.273524][ T32] r4:84a53d80 [ 1328.273561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.273622][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.273646][ T32] r4:00000001 [ 1328.273666][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.273716][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.273749][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.273778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.273818][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.273851][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.273875][ T32] r4:84a51100 [ 1328.273927][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.273962][ T32] INFO: task kworker/1:330:3952 blocked for more than 454 seconds. [ 1328.273996][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.274023][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.274071][ T32] task:kworker/1:330 state:D stack:0 pid:3952 tgid:3952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.274133][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.274181][ T32] Call trace: [ 1328.274213][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.274287][ T32] r10:82918930 r9:ea985d84 r8:00000002 r7:60000113 r6:ea985d8c r5:848a9800 [ 1328.274315][ T32] r4:848a9800 [ 1328.274361][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.274406][ T32] r5:848a9800 r4:8291892c [ 1328.274427][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.274477][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.274534][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea985e08 [ 1328.274560][ T32] r4:00000000 [ 1328.274580][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.274659][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.274719][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.274796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0e40 [ 1328.274823][ T32] r4:00000000 [ 1328.274872][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.274952][ T32] r9:83018205 r8:848a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1328.275003][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.275088][ T32] r5:00001000 r4:ea971000 ** 1 printk messages dropped ** [ 1328.275155][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.275413][ T32] r10:61c88647 r9:848a9800 r8:84bcefac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.275439][ T32] r4:84bcef80 [ 1328.275471][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.275551][ T32] r10:00000000 r9:84bcef80 r8:8027f5e8 r7:ea969e60 r6:84bd6f00 r5:848a9800 [ 1328.275660][ T32] r4:00000001 [ 1328.275684][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.275749][ T32] Exception stack(0xea985fb0 to 0xea985ff8) [ 1328.275782][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.275811][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.275840][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.275902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.276013][ T32] r4:84bd0bc0 [ 1328.276433][ T32] INFO: task kworker/1:330:3952 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.276489][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1328.277080][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 14 printk messages dropped ** [ 1328.277965][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.278200][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1328.278489][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1328.278676][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1328.278989][ T32] INFO: task kworker/1:331:3954 blocked for more than 454 seconds. ** 6 printk messages dropped ** [ 1328.279450][ T32] r10:82918930 r9:ea995d84 r8:00000002 r7:60000113 r6:ea995d8c r5:848a8000 ** 6 printk messages dropped ** [ 1328.279677][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.279733][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.279780][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.279825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bd0fc0 [ 1328.279849][ T32] r4:00000000 [ 1328.279869][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.279914][ T32] r9:83018205 r8:848a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1328.279936][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.279976][ T32] r5:00001000 r4:ea97d000 [ 1328.280007][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.280049][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.280092][ T32] r5:84ba3b8c r4:84ba3800 [ 1328.280112][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.280157][ T32] r7:ddde2d80 r6:83018200 r5:84ba3b8c r4:84bdf000 [ 1328.280178][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.280222][ T32] r10:61c88647 r9:848a8000 r8:84bdf02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.280249][ T32] r4:84bdf000 [ 1328.280271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.280316][ T32] r10:00000000 r9:84bdf000 r8:8027f5e8 r7:ea969e60 r6:84bd6f80 r5:848a8000 [ 1328.280338][ T32] r4:00000001 [ 1328.280357][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.280403][ T32] Exception stack(0xea995fb0 to 0xea995ff8) [ 1328.280432][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.280478][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.280543][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.280595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.280620][ T32] r4:84bd0c40 [ 1328.280857][ T32] INFO: task kworker/1:331:3954 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.280891][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.280948][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.281072][ T32] Call trace: [ 1328.281107][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.281155][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.281178][ T32] r4:00000000 [ 1328.281197][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.281287][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.281388][ T32] dd20: c8e96000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.281423][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.281449][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1328.281567][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.281742][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1328.282563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1328.307040][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1328.307616][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.307686][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.307786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4300 [ 1328.307838][ T32] r4:00000000 [ 1328.307861][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.307934][ T32] r9:83018205 r8:84b6d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1328.307960][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.308003][ T32] r5:00001000 r4:ea9ad000 [ 1328.308025][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.308064][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.308105][ T32] r5:84ba478c r4:84ba4400 [ 1328.308127][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.308174][ T32] r7:ddde2d80 r6:83018200 r5:84ba478c r4:84bdf080 [ 1328.308222][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1328.308295][ T32] r4:84bdf080 ** 4 printk messages dropped ** [ 1328.308558][ T32] Exception stack(0xea8adfb0 to 0xea8adff8) ** 5 printk messages dropped ** [ 1328.309226][ T32] INFO: task kworker/1:332:3956 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 5 printk messages dropped ** [ 1328.309853][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.310498][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1328.310777][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1328.311207][ T32] r5:00001000 r4:e03b1000 ** 5 printk messages dropped ** [ 1328.311428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1328.311571][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.312184][ T32] r4:00000001 [ 1328.312518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.312605][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.312638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.312723][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.312780][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.312879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.312905][ T32] r4:84a51100 [ 1328.312929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.312955][ T32] INFO: task kworker/1:333:3957 blocked for more than 454 seconds. [ 1328.313082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.331547][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.331775][ T32] task:kworker/1:333 state:D stack:0 pid:3957 tgid:3957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.331902][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.331967][ T32] Call trace: [ 1328.332001][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.332479][ T32] r10:82918930 r9:ea991d84 r8:00000002 r7:60000013 r6:ea991d8c r5:84b6a400 [ 1328.332553][ T32] r4:84b6a400 [ 1328.332593][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.332947][ T32] r5:84b6a400 r4:8291892c [ 1328.333144][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.343649][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.343753][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea991e08 [ 1328.343781][ T32] r4:00000000 [ 1328.343830][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.343880][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.343929][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.343976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4100 [ 1328.344000][ T32] r4:00000000 [ 1328.344022][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.344074][ T32] r9:83018205 r8:84b6a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1328.344098][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.344147][ T32] r5:00001000 r4:ea9a1000 [ 1328.344171][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.344214][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.344275][ T32] r5:84ba438c r4:84ba4000 [ 1328.344316][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1328.344759][ T32] Exception stack(0xea991fb0 to 0xea991ff8) ** 13 printk messages dropped ** [ 1328.345907][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 10 printk messages dropped ** [ 1328.346404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 17 printk messages dropped ** [ 1328.347826][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 10 printk messages dropped ** [ 1328.348325][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.348825][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.349097][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.349258][ T32] r5:00001000 r4:ea9c5000 ** 1 printk messages dropped ** [ 1328.349353][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1328.349920][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1328.351003][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 17 printk messages dropped ** [ 1328.351872][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.351943][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.352009][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.352096][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.352124][ T32] r4:84a53d80 [ 1328.352175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.352224][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.352248][ T32] r4:00000001 [ 1328.352269][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.352307][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.352333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.352362][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.352394][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.352451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.352529][ T32] r4:84a51100 [ 1328.352588][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.352647][ T32] INFO: task kworker/1:335:3961 blocked for more than 454 seconds. [ 1328.352681][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.352707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.352731][ T32] task:kworker/1:335 state:D stack:0 pid:3961 tgid:3961 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.352793][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.352867][ T32] Call trace: [ 1328.352926][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.352983][ T32] r10:82918930 r9:ea8b1d84 r8:00000002 r7:60000013 r6:ea8b1d8c r5:84b6e000 [ 1328.353007][ T32] r4:84b6e000 [ 1328.353081][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.379157][ T32] r5:84b6e000 r4:8291892c [ 1328.379205][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.379273][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.379321][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea8b1e08 [ 1328.379372][ T32] r4:00000000 [ 1328.379396][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.379438][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.379477][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.379525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4440 [ 1328.379626][ T32] r4:00000000 [ 1328.379657][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1328.379814][ T32] r5:00001000 r4:ea9b9000 ** 1 printk messages dropped ** [ 1328.379905][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1328.380645][ T32] r4:84be4180 ** 5 printk messages dropped ** [ 1328.381601][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 9 printk messages dropped ** [ 1328.381991][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1328.382337][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1328.382742][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1328.383098][ T32] INFO: task kworker/1:336:3964 blocked for more than 454 seconds. ** 4 printk messages dropped ** [ 1328.396659][ T32] Call trace: [ 1328.396884][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.396943][ T32] r10:82918930 r9:ea9c9d84 r8:00000002 r7:60000013 r6:ea9c9d8c r5:84b6bc00 [ 1328.397092][ T32] r4:84b6bc00 [ 1328.397116][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.397187][ T32] r5:84b6bc00 r4:8291892c [ 1328.397220][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.397263][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.397315][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c9e08 [ 1328.397385][ T32] r4:00000000 [ 1328.397409][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.397449][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.397488][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.397589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4a80 [ 1328.397814][ T32] r4:00000000 [ 1328.397838][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.397912][ T32] r9:83018205 r8:84b6bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1328.398505][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.398565][ T32] r5:00001000 r4:ea9e9000 [ 1328.398587][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.398626][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.398668][ T32] r5:84ba5b8c r4:84ba5800 [ 1328.398848][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.398954][ T32] r7:ddde2d80 r6:83018200 r5:84ba5b8c r4:84bdf480 [ 1328.398981][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.399054][ T32] r10:61c88647 r9:84b6bc00 r8:84bdf4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.399086][ T32] r4:84bdf480 [ 1328.399134][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.399185][ T32] r10:00000000 r9:84bdf480 r8:8027f5e8 r7:ea9a5e60 r6:84bdf500 r5:84b6bc00 [ 1328.399210][ T32] r4:00000001 [ 1328.399242][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1328.399344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.400473][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.400785][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1328.400971][ T32] r4:e055ddc0 ** 8 printk messages dropped ** [ 1328.401393][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1328.402089][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.402429][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.402800][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1328.423899][ T32] r9:83018205 r8:84b66c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 ** 1 printk messages dropped ** [ 1328.423987][ T32] r5:00001000 r4:ea9d1000 ** 4 printk messages dropped ** [ 1328.424229][ T32] r7:ddde2d80 r6:83018200 r5:84ba538c r4:84bdf580 ** 6 printk messages dropped ** [ 1328.424681][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1328.424823][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.424857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.424894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.424921][ T32] r4:84be46c0 [ 1328.425370][ T32] INFO: task kworker/1:337:3965 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.425408][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.425522][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.425574][ T32] Call trace: [ 1328.425618][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.425676][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.425730][ T32] r4:00000000 [ 1328.425754][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.425796][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.425905][ T32] dd20: ca04b000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.425949][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.426002][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.426056][ T32] r5:80000013 r4:80239bb0 [ 1328.426106][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.426154][ T32] r4:82ac11e4 [ 1328.426223][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.426368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.426398][ T32] r4:e055ddc0 [ 1328.426419][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.426463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.426487][ T32] r4:00000000 [ 1328.426525][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.426627][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.426655][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.426700][ T32] r5:00001000 r4:e03b1000 [ 1328.426722][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.426761][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.426802][ T32] r5:84af0b8c r4:84af0800 [ 1328.426822][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.426867][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.426916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.427018][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.427045][ T32] r4:84a53d80 [ 1328.427068][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.427114][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.427137][ T32] r4:00000001 [ 1328.427173][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.427212][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.427238][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.427280][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.427311][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.427366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.427392][ T32] r4:84a51100 [ 1328.427441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.427501][ T32] INFO: task kworker/1:338:3967 blocked for more than 454 seconds. [ 1328.427555][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.427584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.427606][ T32] task:kworker/1:338 state:D stack:0 pid:3967 tgid:3967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.427710][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.427758][ T32] Call trace: [ 1328.427846][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.427894][ T32] r10:82918930 r9:ea9edd84 r8:00000002 r7:60000013 r6:ea9edd8c r5:848ab000 [ 1328.427917][ T32] r4:848ab000 [ 1328.427937][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.427977][ T32] r5:848ab000 r4:8291892c [ 1328.428076][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.428121][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.428168][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 [ 1328.428216][ T32] r4:00000000 [ 1328.428258][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.428409][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.428450][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.428558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4900 [ 1328.428613][ T32] r4:00000000 [ 1328.428637][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.428687][ T32] r9:83018205 r8:848ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1328.428721][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.428768][ T32] r5:00001000 r4:ea9dd000 [ 1328.428792][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.428888][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1328.429138][ T32] r10:61c88647 r9:848ab000 r8:84bdf6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.429411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.430320][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1328.430719][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1328.430978][ T32] r4:00000000 [ 1328.431011][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.431061][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.431085][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.431152][ T32] r5:00001000 r4:e03b1000 [ 1328.431201][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.431294][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.431339][ T32] r5:84af0b8c r4:84af0800 [ 1328.431360][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.431407][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.431428][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.431473][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.431496][ T32] r4:84a53d80 [ 1328.431547][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.431598][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.431620][ T32] r4:00000001 [ 1328.431640][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.431673][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.431700][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.431731][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.431758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.431814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.431839][ T32] r4:84a51100 [ 1328.431860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.431910][ T32] INFO: task kworker/1:339:3970 blocked for more than 454 seconds. [ 1328.431941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.431965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.431985][ T32] task:kworker/1:339 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.432029][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.432084][ T32] Call trace: [ 1328.432146][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.432196][ T32] r10:82918930 r9:eaa01d84 r8:00000002 r7:60000113 r6:eaa01d8c r5:848abc00 [ 1328.432220][ T32] r4:848abc00 [ 1328.432240][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.432278][ T32] r5:848abc00 r4:8291892c [ 1328.432316][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.432359][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.432405][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa01e08 [ 1328.432494][ T32] r4:00000000 [ 1328.432560][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.432620][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.432657][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.432697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4b80 [ 1328.432774][ T32] r4:00000000 [ 1328.432798][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.432845][ T32] r9:83018205 r8:848abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1328.432868][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.432948][ T32] r5:00001000 r4:ea9f9000 [ 1328.432973][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.433084][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.448615][ T32] r5:84ba5f8c r4:84ba5c00 [ 1328.448680][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.448760][ T32] r7:ddde2d80 r6:83018200 r5:84ba5f8c r4:84bdf700 [ 1328.448786][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.448835][ T32] r10:61c88647 r9:848abc00 r8:84bdf72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1328.449194][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1328.450252][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 11 printk messages dropped ** [ 1328.450833][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1328.451292][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1328.451963][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1328.452600][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.452897][ T32] r5:00001000 r4:eaa1d000 [ 1328.452919][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.452957][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.453056][ T32] r5:84ba638c r4:84ba6000 [ 1328.470566][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.470708][ T32] r7:ddde2d80 r6:83018200 r5:84ba638c r4:84bdf780 [ 1328.470736][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.470787][ T32] r10:61c88647 r9:848aa400 r8:84bdf7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.470828][ T32] r4:84bdf780 [ 1328.470879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.470934][ T32] r10:00000000 r9:84bdf780 r8:8027f5e8 r7:eaa01e60 r6:8506a100 r5:848aa400 [ 1328.470968][ T32] r4:00000001 [ 1328.470991][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.471058][ T32] Exception stack(0xeaa0dfb0 to 0xeaa0dff8) [ 1328.471091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.471147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.471178][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.471228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.471280][ T32] r4:84be4880 [ 1328.471722][ T32] INFO: task kworker/1:340:3971 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.471764][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.471923][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.471987][ T32] Call trace: [ 1328.472050][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.472132][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.472160][ T32] r4:00000000 [ 1328.472181][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.472220][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.472274][ T32] dd20: ca3eb000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.472311][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.472337][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.472388][ T32] r5:80000013 r4:80239bb0 [ 1328.472480][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.472575][ T32] r4:82ac11e4 [ 1328.472657][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.472707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.472757][ T32] r4:e055ddc0 [ 1328.472781][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.472826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 6 printk messages dropped ** [ 1328.478008][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1328.478793][ T32] INFO: task kworker/1:341:3973 blocked for more than 455 seconds. ** 15 printk messages dropped ** [ 1328.479464][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.479707][ T32] r5:00001000 r4:dfba9000 ** 6 printk messages dropped ** [ 1328.479986][ T32] r10:61c88647 r9:848a8c00 r8:84bdf82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1328.481496][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 11 printk messages dropped ** [ 1328.481946][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1328.482179][ T32] r5:00001000 r4:e03b1000 ** 5 printk messages dropped ** [ 1328.482452][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1328.482785][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1328.483010][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.483084][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.501297][ T32] task:kworker/0:92 state:D stack:0 pid:3975 tgid:3975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.501502][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.501635][ T32] Call trace: [ 1328.501706][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.501849][ T32] r10:82918930 r9:eaa11d84 r8:00000002 r7:60000113 r6:eaa11d8c r5:848ad400 [ 1328.501908][ T32] r4:848ad400 [ 1328.502010][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.502102][ T32] r5:848ad400 r4:8291892c [ 1328.502148][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.502307][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.502409][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa11e08 [ 1328.502497][ T32] r4:00000000 [ 1328.502571][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.502671][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.502780][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.502877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3c00 [ 1328.502925][ T32] r4:00000000 [ 1328.502968][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.508002][ T32] r9:83018005 r8:848ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1328.508101][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.508224][ T32] r5:00001000 r4:dfb69000 [ 1328.508275][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.508367][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.508454][ T32] r5:84b3178c r4:84b31400 [ 1328.508555][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.508690][ T32] r7:dddced80 r6:83018000 r5:84b3178c r4:8506a200 [ 1328.508743][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.508841][ T32] r10:61c88647 r9:848ad400 r8:8506a22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.508891][ T32] r4:8506a200 [ 1328.508967][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.509098][ T32] r10:00000000 r9:8506a200 r8:8027f5e8 r7:ea8a9e60 r6:8506a280 r5:848ad400 [ 1328.509154][ T32] r4:00000001 [ 1328.509197][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.509283][ T32] Exception stack(0xeaa11fb0 to 0xeaa11ff8) [ 1328.509352][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.509414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.509473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.509537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1328.510661][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1328.511844][ T32] r4:82ac11e4 [ 1328.511888][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.511975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.512022][ T32] r4:e055ddc0 [ 1328.512065][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.512150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.512197][ T32] r4:00000000 [ 1328.512257][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.512360][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.512407][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1328.512828][ T32] r5:84af0b8c r4:84af0800 ** 9 printk messages dropped ** [ 1328.531600][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 10 printk messages dropped ** [ 1328.532332][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.533111][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.548068][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.548240][ T32] r5:00001000 r4:df901000 [ 1328.548292][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.548701][ T32] r7:ddde2d80 r6:83018200 r5:84ba678c r4:84bdf880 ** 5 printk messages dropped ** [ 1328.549412][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.549945][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1328.551765][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 16 printk messages dropped ** [ 1328.567438][ T32] r5:84af0b8c r4:84af0800 ** 9 printk messages dropped ** [ 1328.568225][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 2 printk messages dropped ** [ 1328.568409][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.568492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.568549][ T32] r4:84a51100 [ 1328.568660][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.568724][ T32] INFO: task kworker/1:343:3978 blocked for more than 455 seconds. [ 1328.568785][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.568846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.568890][ T32] task:kworker/1:343 state:D stack:0 pid:3978 tgid:3978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.569034][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.569124][ T32] Call trace: [ 1328.569191][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.569293][ T32] r10:82918930 r9:e87c1d84 r8:00000002 r7:60000113 r6:e87c1d8c r5:848aec00 [ 1328.569404][ T32] r4:848aec00 [ 1328.569497][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.569596][ T32] r5:848aec00 r4:8291892c [ 1328.569640][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.569720][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.569813][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e87c1e08 [ 1328.569861][ T32] r4:00000000 [ 1328.569978][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.570149][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.570238][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.570385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bef2c0 [ 1328.570441][ T32] r4:00000000 [ 1328.570487][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.570598][ T32] r9:83018205 r8:848aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1328.570648][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.570740][ T32] r5:00001000 r4:dfc65000 [ 1328.570783][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.570865][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.570959][ T32] r5:84ba738c r4:84ba7000 [ 1328.571065][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.571180][ T32] r7:ddde2d80 r6:83018200 r5:84ba738c r4:84bdf900 [ 1328.571232][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.571356][ T32] r10:61c88647 r9:848aec00 r8:84bdf92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.571441][ T32] r4:84bdf900 [ 1328.571522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1328.571701][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1328.593674][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1328.594724][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1328.595475][ T32] r5:00001000 r4:e03b1000 ** 6 printk messages dropped ** [ 1328.596104][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1328.596813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1328.597370][ T32] task:kworker/0:93 state:D stack:0 pid:3984 tgid:3984 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.598251][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea82de08 ** 7 printk messages dropped ** [ 1328.598911][ T32] r9:83018005 r8:84b70000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 ** 1 printk messages dropped ** [ 1328.599147][ T32] r5:00001000 r4:e03cd000 [ 1328.599200][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.599282][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.599373][ T32] r5:84b31f8c r4:84b31c00 [ 1328.599417][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.599538][ T32] r7:dddced80 r6:83018000 r5:84b31f8c r4:8506a400 [ 1328.599595][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.599689][ T32] r10:61c88647 r9:84b70000 r8:8506a42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1328.599737][ T32] r4:8506a400 [ 1328.599784][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.599878][ T32] r10:00000000 r9:8506a400 r8:8027f5e8 r7:ea8a9e60 r6:84bdfa80 r5:84b70000 [ 1328.599927][ T32] r4:00000001 [ 1328.599968][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.600042][ T32] Exception stack(0xea82dfb0 to 0xea82dff8) [ 1328.600123][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.600191][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.600250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.600313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.600419][ T32] r4:84bf3a80 [ 1328.600957][ T32] INFO: task kworker/0:93:3984 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.601002][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.601165][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.601217][ T32] Call trace: [ 1328.601290][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.601348][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.601374][ T32] r4:00000000 [ 1328.601395][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.601434][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.601465][ T32] dd20: caebb000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.601498][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.601525][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.601559][ T32] r5:80000013 r4:80239bb0 [ 1328.601588][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.601631][ T32] r4:82ac11e4 [ 1328.601655][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.601701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.601725][ T32] r4:e055ddc0 [ 1328.601746][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.601817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.601852][ T32] r4:00000000 [ 1328.601902][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.601956][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 3 printk messages dropped ** [ 1328.602120][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.602503][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.602689][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.623493][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.623700][ T32] r4:84b72400 [ 1328.623721][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.623790][ T32] r5:84b72400 r4:8291892c [ 1328.623823][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.623883][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.623932][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9d5e08 [ 1328.623956][ T32] r4:00000000 [ 1328.623975][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.624013][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.624051][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.624103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bef000 [ 1328.624142][ T32] r4:00000000 [ 1328.624193][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.624252][ T32] r9:83018205 r8:84b72400 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1328.624357][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.624407][ T32] r5:00001000 r4:dfc0b000 [ 1328.624480][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.624573][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.624633][ T32] r5:84ba6f8c r4:84ba6c00 [ 1328.624655][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.624738][ T32] r7:ddde2d80 r6:83018200 r5:84ba6f8c r4:84bdfb00 [ 1328.624821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.624923][ T32] r10:61c88647 r9:84b72400 r8:84bdfb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.624950][ T32] r4:84bdfb00 [ 1328.624971][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.625017][ T32] r10:00000000 r9:84bdfb00 r8:8027f5e8 r7:e87c1e60 r6:84bdfb80 r5:84b72400 [ 1328.625059][ T32] r4:00000001 [ 1328.625083][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.625140][ T32] Exception stack(0xea9d5fb0 to 0xea9d5ff8) [ 1328.625228][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.625267][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.625301][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.625351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.625402][ T32] r4:84bef300 [ 1328.625821][ T32] INFO: task kworker/1:344:3986 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.625895][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.625960][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.626203][ T32] Call trace: [ 1328.626241][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.626291][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.626341][ T32] r4:00000000 [ 1328.626418][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1328.626627][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1328.626865][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1328.627212][ T32] r5:00001000 r4:e03b1000 ** 5 printk messages dropped ** [ 1328.627608][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1328.627988][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1328.628268][ T32] INFO: task kworker/1:345:3988 blocked for more than 455 seconds. ** 2 printk messages dropped ** [ 1328.628442][ T32] task:kworker/1:345 state:D stack:0 pid:3988 tgid:3988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.628534][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.628604][ T32] Call trace: [ 1328.628636][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.628687][ T32] r10:82918930 r9:ea9e1d84 r8:00000002 r7:60000113 r6:ea9e1d8c r5:84b73000 [ 1328.628739][ T32] r4:84b73000 [ 1328.628793][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.628839][ T32] r5:84b73000 r4:8291892c [ 1328.628887][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.628933][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.629016][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e1e08 [ 1328.629070][ T32] r4:00000000 [ 1328.629133][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.629176][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.629214][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.629258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bef640 [ 1328.629282][ T32] r4:00000000 [ 1328.629310][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.629358][ T32] r9:83018205 r8:84b73000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1328.629420][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.629525][ T32] r5:00001000 r4:dfced000 [ 1328.629555][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.629596][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.629702][ T32] r5:84ba7b8c r4:84ba7800 [ 1328.629764][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.629817][ T32] r7:ddde2d80 r6:83018200 r5:84ba7b8c r4:84bdfc00 [ 1328.629868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.629945][ T32] r10:61c88647 r9:84b73000 r8:84bdfc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.629972][ T32] r4:84bdfc00 [ 1328.629993][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.630039][ T32] r10:00000000 r9:84bdfc00 r8:8027f5e8 r7:e87c1e60 r6:84bdfc80 r5:84b73000 [ 1328.630089][ T32] r4:00000001 [ 1328.630112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.630159][ T32] Exception stack(0xea9e1fb0 to 0xea9e1ff8) [ 1328.630188][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.630219][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.630246][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.630275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.630298][ T32] r4:84bef140 [ 1328.630557][ T32] INFO: task kworker/1:345:3988 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.630620][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.630696][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.630739][ T32] Call trace: ** 4 printk messages dropped ** [ 1328.630900][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 14 printk messages dropped ** [ 1328.631419][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1328.632113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1328.632941][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1328.668166][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1328.668851][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1328.669895][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 12 printk messages dropped ** [ 1328.670502][ T32] r5:00001000 r4:e03b1000 ** 9 printk messages dropped ** [ 1328.670877][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 12 printk messages dropped ** [ 1328.671413][ T32] task:kworker/1:347 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1328.671827][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea855e08 [ 1328.671851][ T32] r4:00000000 [ 1328.671870][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.671907][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.671950][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.671993][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bef980 [ 1328.672017][ T32] r4:00000000 [ 1328.672039][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.672084][ T32] r9:83018205 r8:84b74800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1328.672105][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.672171][ T32] r5:00001000 r4:dfd8f000 [ 1328.672195][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.672248][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.672293][ T32] r5:84bb038c r4:84bb0000 [ 1328.672315][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.672359][ T32] r7:ddde2d80 r6:83018200 r5:84bb038c r4:84bdfe00 [ 1328.672481][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.672591][ T32] r10:61c88647 r9:84b74800 r8:84bdfe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.672625][ T32] r4:84bdfe00 [ 1328.672649][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.672696][ T32] r10:00000000 r9:84bdfe00 r8:8027f5e8 r7:ea9e1e60 r6:84bdfe80 r5:84b74800 [ 1328.672719][ T32] r4:00000001 [ 1328.672738][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.672772][ T32] Exception stack(0xea855fb0 to 0xea855ff8) [ 1328.672799][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.672865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.672897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.672953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.673023][ T32] r4:84bef580 [ 1328.683792][ T32] INFO: task kworker/1:347:3992 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.683903][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.683978][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.684091][ T32] Call trace: [ 1328.684168][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.684288][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.684352][ T32] r4:00000000 [ 1328.684377][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.684445][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.684514][ T32] dd20: cb9a1000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.684589][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.684645][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.684729][ T32] r5:80000013 r4:80239bb0 [ 1328.684787][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.684835][ T32] r4:82ac11e4 [ 1328.684856][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.684899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.684921][ T32] r4:e055ddc0 [ 1328.684942][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.684984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.685006][ T32] r4:00000000 [ 1328.685027][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.685086][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.685127][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.685225][ T32] r5:00001000 r4:e03b1000 [ 1328.685281][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.685367][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.685415][ T32] r5:84af0b8c r4:84af0800 [ 1328.685436][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1328.685864][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 11 printk messages dropped ** [ 1328.686372][ T32] Call trace: ** 10 printk messages dropped ** [ 1328.686933][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.687178][ T32] r5:00001000 r4:dfd69000 ** 8 printk messages dropped ** [ 1328.687523][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 15 printk messages dropped ** [ 1328.688417][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.688680][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1328.688882][ T32] r4:e055ddc0 ** 8 printk messages dropped ** [ 1328.689227][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1328.689887][ T32] r4:84a51100 ** 9 printk messages dropped ** [ 1328.690309][ T32] r4:84b76000 ** 7 printk messages dropped ** [ 1328.690635][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.690912][ T32] r5:00001000 r4:dfdbf000 [ 1328.690931][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.690969][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.691011][ T32] r5:84bb078c r4:84bb0400 [ 1328.691030][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.691072][ T32] r7:ddde2d80 r6:83018200 r5:84bb078c r4:85077000 [ 1328.691092][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.691162][ T32] r10:61c88647 r9:84b76000 r8:8507702c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.691188][ T32] r4:85077000 [ 1328.691208][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.691252][ T32] r10:00000000 r9:85077000 r8:8027f5e8 r7:ea855e60 r6:85077080 r5:84b76000 [ 1328.691274][ T32] r4:00000001 [ 1328.691293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.691327][ T32] Exception stack(0xeaa2dfb0 to 0xeaa2dff8) [ 1328.691352][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.691426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.691460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.691490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.691512][ T32] r4:84bef800 [ 1328.691786][ T32] INFO: task kworker/1:349:3996 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.691841][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.691950][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.691993][ T32] Call trace: [ 1328.692024][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.692108][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.692135][ T32] r4:00000000 [ 1328.692184][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.692291][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.692336][ T32] dd20: cb9a1000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.692365][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.692391][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.692416][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1328.692718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1328.725870][ T32] r5:84af0b8c r4:84af0800 ** 4 printk messages dropped ** [ 1328.726190][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1328.726340][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1328.726556][ T32] INFO: task kworker/1:350:3998 blocked for more than 455 seconds. ** 7 printk messages dropped ** [ 1328.726895][ T32] r4:84b76c00 ** 3 printk messages dropped ** [ 1328.727131][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1328.727536][ T32] r4:00000000 [ 1328.727564][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.727645][ T32] r9:83018205 r8:84b76c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1328.727671][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.727764][ T32] r5:00001000 r4:e0427000 [ 1328.727787][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.727845][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.727889][ T32] r5:84bb1b8c r4:84bb1800 [ 1328.727909][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.727953][ T32] r7:ddde2d80 r6:83018200 r5:84bb1b8c r4:85077100 [ 1328.728008][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.728058][ T32] r10:61c88647 r9:84b76c00 r8:8507712c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.728106][ T32] r4:85077100 [ 1328.728129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.728176][ T32] r10:00000000 r9:85077100 r8:8027f5e8 r7:eaa2de60 r6:85077180 r5:84b76c00 [ 1328.728200][ T32] r4:00000001 [ 1328.728219][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.728252][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) [ 1328.728279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.728334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.728364][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.728394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.728416][ T32] r4:84bef9c0 [ 1328.728802][ T32] INFO: task kworker/1:350:3998 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.728845][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.729199][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 15 printk messages dropped ** [ 1328.729734][ T32] r5:00001000 r4:e03b1000 ** 9 printk messages dropped ** [ 1328.730186][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 14 printk messages dropped ** [ 1328.730874][ T32] Call trace: ** 7 printk messages dropped ** [ 1328.731214][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea879e08 ** 11 printk messages dropped ** [ 1328.731685][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1328.732434][ T32] r4:84befcc0 ** 8 printk messages dropped ** [ 1328.755341][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 10 printk messages dropped ** [ 1328.755827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 14 printk messages dropped ** [ 1328.756438][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 14 printk messages dropped ** [ 1328.757348][ T32] Call trace: ** 2 printk messages dropped ** [ 1328.757458][ T32] r4:850a8000 [ 1328.757479][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.757518][ T32] r5:850a8000 r4:8291892c [ 1328.757571][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.757751][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.757801][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa39e08 [ 1328.757853][ T32] r4:00000000 [ 1328.757876][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.757917][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.757954][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.757996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be4fc0 [ 1328.758019][ T32] r4:00000000 [ 1328.758039][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.758097][ T32] r9:83018205 r8:850a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1328.758123][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.758191][ T32] r5:00001000 r4:e03ad000 [ 1328.758215][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.758281][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.758323][ T32] r5:84bb0f8c r4:84bb0c00 [ 1328.758345][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.758389][ T32] r7:ddde2d80 r6:83018200 r5:84bb0f8c r4:85077300 [ 1328.758410][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.758454][ T32] r10:61c88647 r9:850a8000 r8:8507732c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.758476][ T32] r4:85077300 [ 1328.758496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.758541][ T32] r10:00000000 r9:85077300 r8:8027f5e8 r7:eaa31e60 r6:85077380 r5:850a8000 [ 1328.758596][ T32] r4:00000001 [ 1328.758619][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.758654][ T32] Exception stack(0xeaa39fb0 to 0xeaa39ff8) [ 1328.758680][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.758746][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.758779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.758811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1328.759381][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 18 printk messages dropped ** [ 1328.760214][ T32] r5:00001000 r4:e03b1000 ** 7 printk messages dropped ** [ 1328.760590][ T32] r4:84a53d80 ** 9 printk messages dropped ** [ 1328.761099][ T32] r4:84a51100 ** 6 printk messages dropped ** [ 1328.761565][ T32] Call trace: ** 7 printk messages dropped ** [ 1328.761835][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa45e08 ** 11 printk messages dropped ** [ 1328.762244][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1328.762786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1328.778036][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 11 printk messages dropped ** [ 1328.778588][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1328.779527][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1328.780032][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.780062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.780084][ T32] task:kworker/1:353 state:D stack:0 pid:4006 tgid:4006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.780130][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.780186][ T32] Call trace: [ 1328.780221][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.780268][ T32] r10:82918930 r9:eaa49d84 r8:00000002 r7:60000113 r6:eaa49d8c r5:850a9800 [ 1328.780302][ T32] r4:850a9800 [ 1328.780325][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.780366][ T32] r5:850a9800 r4:8291892c [ 1328.780403][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.780447][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.780558][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa49e08 [ 1328.780606][ T32] r4:00000000 [ 1328.780651][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.780698][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.780736][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.780778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85074280 [ 1328.780819][ T32] r4:00000000 [ 1328.780870][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.780920][ T32] r9:83018205 r8:850a9800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1328.780943][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.780985][ T32] r5:00001000 r4:e03e9000 [ 1328.781018][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.781060][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.781102][ T32] r5:84bb138c r4:84bb1000 [ 1328.781121][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.781165][ T32] r7:ddde2d80 r6:83018200 r5:84bb138c r4:85077480 [ 1328.781185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1328.781527][ T32] Exception stack(0xeaa49fb0 to 0xeaa49ff8) ** 10 printk messages dropped ** [ 1328.782370][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 11 printk messages dropped ** [ 1328.782928][ T32] r4:e055ddc0 ** 8 printk messages dropped ** [ 1328.804216][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1328.805062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1328.805863][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1328.806730][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1328.807704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1328.808435][ T32] INFO: task kworker/1:354:4009 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.808571][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.808739][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.808835][ T32] Call trace: [ 1328.808900][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.808999][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.809050][ T32] r4:00000000 [ 1328.809092][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.809175][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.809238][ T32] dd20: cc5cc000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.809321][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.809374][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.809403][ T32] r5:80000013 r4:80239bb0 [ 1328.809460][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.809507][ T32] r4:82ac11e4 [ 1328.809551][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.809603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.809627][ T32] r4:e055ddc0 [ 1328.809646][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.809688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.809729][ T32] r4:00000000 [ 1328.809751][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.809828][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.809885][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.809985][ T32] r5:00001000 r4:e03b1000 [ 1328.810032][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.810111][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.810208][ T32] r5:84af0b8c r4:84af0800 [ 1328.810265][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.810359][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.810403][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.810493][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.810540][ T32] r4:84a53d80 [ 1328.810589][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.810683][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.810746][ T32] r4:00000001 [ 1328.810775][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.810826][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.810855][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.810884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.811214][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1328.811721][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1328.812027][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1328.812656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1328.847455][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1328.847989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.848016][ T32] r4:00000000 [ 1328.848037][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.848088][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.848111][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.848156][ T32] r5:00001000 r4:e03b1000 [ 1328.848178][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.848217][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.848290][ T32] r5:84af0b8c r4:84af0800 [ 1328.848314][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.848363][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.848386][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.848435][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.848458][ T32] r4:84a53d80 [ 1328.848534][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1328.848874][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1328.849501][ T32] r4:850ac800 ** 7 printk messages dropped ** [ 1328.849932][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.850445][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1328.851237][ T32] r4:85074600 ** 6 printk messages dropped ** [ 1328.851982][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1328.852380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 14 printk messages dropped ** [ 1328.853021][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1328.860973][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1328.861368][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.861758][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.862095][ T32] r4:8506a500 ** 11 printk messages dropped ** [ 1328.862989][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1328.877311][ T32] r4:e055ddc0 [ 1328.877339][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.877386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.877410][ T32] r4:00000000 [ 1328.877435][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.877487][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.877513][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.877563][ T32] r5:00001000 r4:e03b1000 [ 1328.877592][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.877636][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.877683][ T32] r5:84af0b8c r4:84af0800 [ 1328.877706][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.877780][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1328.877822][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.877875][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.877912][ T32] r4:84a53d80 [ 1328.877940][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.877992][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1328.878019][ T32] r4:00000001 [ 1328.878041][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.878091][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1328.878137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.878172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.878214][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.878274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.878301][ T32] r4:84a51100 [ 1328.878329][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.878363][ T32] INFO: task kworker/1:357:4016 blocked for more than 455 seconds. [ 1328.878411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.878450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.878479][ T32] task:kworker/1:357 state:D stack:0 pid:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.878584][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.878639][ T32] Call trace: [ 1328.878726][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.878784][ T32] r10:82918930 r9:eaa51d84 r8:00000002 r7:60000013 r6:eaa51d8c r5:850ae000 [ 1328.878810][ T32] r4:850ae000 [ 1328.878832][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.878875][ T32] r5:850ae000 r4:8291892c [ 1328.878921][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.878970][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.879022][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa51e08 [ 1328.879047][ T32] r4:00000000 [ 1328.879069][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.879159][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.879205][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1328.879539][ T32] r5:00001000 r4:e04df000 ** 3 printk messages dropped ** [ 1328.879719][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1328.881141][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1328.882262][ T32] r4:e055ddc0 ** 7 printk messages dropped ** [ 1328.882818][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1328.901399][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1328.901965][ T32] r4:84a51100 ** 8 printk messages dropped ** [ 1328.902506][ T32] r10:82918930 r9:eaa59d84 r8:00000002 r7:60000013 r6:eaa59d8c r5:850a8c00 ** 11 printk messages dropped ** [ 1328.902954][ T32] r4:00000000 [ 1328.903002][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.913979][ T32] r9:83018205 r8:850a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.914083][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.914191][ T32] r5:00001000 r4:e05b1000 [ 1328.914220][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.914265][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.914314][ T32] r5:84bb2f8c r4:84bb2c00 [ 1328.914336][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.914442][ T32] r7:ddde2d80 r6:83018200 r5:84bb2f8c r4:85077a00 [ 1328.914468][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1328.914544][ T32] r10:61c88647 r9:850a8c00 r8:85077a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1328.914597][ T32] r4:85077a00 [ 1328.914636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1328.914690][ T32] r10:00000000 r9:85077a00 r8:8027f5e8 r7:eaa51e60 r6:85077a80 r5:850a8c00 [ 1328.914715][ T32] r4:00000001 [ 1328.914774][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.914843][ T32] Exception stack(0xeaa59fb0 to 0xeaa59ff8) [ 1328.914883][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.914916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.914946][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.914978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1328.915026][ T32] r4:850747c0 [ 1328.915481][ T32] INFO: task kworker/1:358:4018 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1328.915563][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.915778][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.915883][ T32] Call trace: [ 1328.915961][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.916059][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.916140][ T32] r4:00000000 [ 1328.916188][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1328.916915][ T32] r4:e055ddc0 ** 10 printk messages dropped ** [ 1328.917650][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1328.918519][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1328.919265][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1328.919894][ T32] r5:00001000 r4:e0597000 ** 6 printk messages dropped ** [ 1328.920181][ T32] r10:61c88647 r9:84b65400 r8:85077b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1328.920900][ T32] INFO: task kworker/1:359:4019 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 13 printk messages dropped ** [ 1328.921587][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1328.922217][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1328.922743][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1328.923031][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.938553][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.938668][ T32] task:kworker/1:360 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.938825][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.938958][ T32] Call trace: [ 1328.939030][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1328.939136][ T32] r10:82918930 r9:eaa65d84 r8:00000002 r7:60000013 r6:eaa65d8c r5:84950000 [ 1328.939193][ T32] r4:84950000 [ 1328.939256][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1328.939357][ T32] r5:84950000 r4:8291892c [ 1328.939408][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.939498][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.939605][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa65e08 [ 1328.939657][ T32] r4:00000000 [ 1328.939717][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1328.939825][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1328.939940][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.940041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf3340 [ 1328.940108][ T32] r4:00000000 [ 1328.940155][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.940286][ T32] r9:83018205 r8:84950000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1328.940348][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.940444][ T32] r5:00001000 r4:e05c3000 [ 1328.940531][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.940625][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.940720][ T32] r5:84bb338c r4:84bb3000 [ 1328.940766][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1328.940869][ T32] r7:ddde2d80 r6:83018200 r5:84bb338c r4:85077c00 ** 2 printk messages dropped ** [ 1328.941074][ T32] r4:85077c00 ** 11 printk messages dropped ** [ 1328.942291][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1328.961468][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1328.962046][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1328.962456][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1328.962862][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1328.966060][ T32] r5:00001000 r4:e87c7000 ** 7 printk messages dropped ** [ 1328.966316][ T32] r4:85077d80 ** 7 printk messages dropped ** [ 1328.966843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1328.967380][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.967471][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.967716][ T32] Call trace: [ 1328.967752][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1328.967801][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1328.967850][ T32] r4:00000000 [ 1328.967875][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.967915][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1328.967961][ T32] dd20: cd7ab000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1328.967994][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1328.968021][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1328.968046][ T32] r5:80000013 r4:80239bb0 [ 1328.968065][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1328.968105][ T32] r4:82ac11e4 [ 1328.968125][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.968169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1328.968204][ T32] r4:e055ddc0 [ 1328.968230][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1328.968310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1328.968399][ T32] r4:00000000 [ 1328.968490][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1328.968586][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1328.968635][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1328.968711][ T32] r5:00001000 r4:e03b1000 [ 1328.968735][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1328.968776][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.969153][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1328.969526][ T32] INFO: task kworker/1:362:4026 blocked for more than 455 seconds. ** 12 printk messages dropped ** [ 1328.970405][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa55e08 ** 9 printk messages dropped ** [ 1328.970989][ T32] r5:00001000 r4:e05cf000 ** 1 printk messages dropped ** [ 1328.971047][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1328.971570][ T32] Exception stack(0xeaa55fb0 to 0xeaa55ff8) ** 7 printk messages dropped ** [ 1328.972147][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1328.972806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 15 printk messages dropped ** [ 1328.991753][ T32] r4:84a53d80 ** 9 printk messages dropped ** [ 1328.992151][ T32] r4:84a51100 ** 9 printk messages dropped ** [ 1328.992690][ T32] r4:84953000 ** 7 printk messages dropped ** [ 1329.007109][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1329.007392][ T32] r4:00000000 [ 1329.007414][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.007491][ T32] r9:83018205 r8:84953000 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1329.007518][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.007566][ T32] r5:00001000 r4:ea843000 [ 1329.007615][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.007708][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.007800][ T32] r5:850e838c r4:850e8000 [ 1329.007847][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.007967][ T32] r7:ddde2d80 r6:83018200 r5:850e838c r4:85077f00 [ 1329.008022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.008115][ T32] r10:61c88647 r9:84953000 r8:85077f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.008178][ T32] r4:85077f00 [ 1329.008241][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.008339][ T32] r10:00000000 r9:85077f00 r8:8027f5e8 r7:eaa61e60 r6:85077f80 r5:84953000 [ 1329.008392][ T32] r4:00000001 [ 1329.008437][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.008549][ T32] Exception stack(0xeaa69fb0 to 0xeaa69ff8) [ 1329.008606][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.008640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.008668][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.008697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.008734][ T32] r4:85081180 [ 1329.009149][ T32] INFO: task kworker/1:363:4029 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.009194][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.009309][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.009363][ T32] Call trace: [ 1329.009395][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.009443][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.009468][ T32] r4:00000000 [ 1329.009488][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.009525][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.009553][ T32] dd20: cdbf1000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.009617][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.009651][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.009677][ T32] r5:80000013 r4:80239bb0 [ 1329.009698][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.009763][ T32] r4:82ac11e4 [ 1329.009787][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1329.010659][ T32] r5:84af0b8c r4:84af0800 ** 9 printk messages dropped ** [ 1329.011224][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 10 printk messages dropped ** [ 1329.011554][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1329.012223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081480 ** 8 printk messages dropped ** [ 1329.012750][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1329.031427][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1329.032455][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.032725][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.032794][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.032847][ T32] r5:84af0b8c r4:84af0800 [ 1329.032894][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.032976][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.033001][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.047020][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.047101][ T32] r4:84a53d80 [ 1329.047155][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.047283][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.047327][ T32] r4:00000001 [ 1329.047390][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.047475][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.047534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.047593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.047644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.047712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.047757][ T32] r4:84a51100 [ 1329.047828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.047890][ T32] INFO: task kworker/0:96:4032 blocked for more than 455 seconds. [ 1329.047969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.048031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.048070][ T32] task:kworker/0:96 state:D stack:0 pid:4032 tgid:4032 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.048166][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.048246][ T32] Call trace: [ 1329.048302][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.048405][ T32] r10:82918930 r9:eaa75d84 r8:00000002 r7:60000113 r6:eaa75d8c r5:84954800 [ 1329.048491][ T32] r4:84954800 [ 1329.048533][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.048613][ T32] r5:84954800 r4:8291892c [ 1329.048681][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.048758][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.048918][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa75e08 [ 1329.048985][ T32] r4:00000000 [ 1329.049024][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.049122][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.049210][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.049299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85127dc0 [ 1329.049351][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1329.049493][ T32] r9:83018005 r8:84954800 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 ** 4 printk messages dropped ** [ 1329.049856][ T32] r5:84b32f8c r4:84b32c00 ** 7 printk messages dropped ** [ 1329.050441][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1329.051645][ T32] INFO: task kworker/0:96:4032 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 19 printk messages dropped ** [ 1329.052693][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1329.074069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.074571][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.074639][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.074696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.074751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.074812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.074859][ T32] r4:84a51100 [ 1329.074925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.075054][ T32] INFO: task kworker/1:365:4034 blocked for more than 455 seconds. [ 1329.075175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.075236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.075282][ T32] task:kworker/1:365 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.075413][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.075747][ T32] Call trace: [ 1329.075871][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.076025][ T32] r10:82918930 r9:eaa6dd84 r8:00000002 r7:60000113 r6:eaa6dd8c r5:84955400 [ 1329.076095][ T32] r4:84955400 [ 1329.076142][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.076232][ T32] r5:84955400 r4:8291892c [ 1329.076282][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.076374][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.076514][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa6de08 [ 1329.076570][ T32] r4:00000000 [ 1329.076621][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.076699][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.076777][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1329.077044][ T32] r9:83018205 r8:84955400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 1 printk messages dropped ** [ 1329.077172][ T32] r5:00001000 r4:dfa61000 ** 1 printk messages dropped ** [ 1329.077294][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.077709][ T32] r10:61c88647 r9:84955400 r8:8507d1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.078206][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.079680][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 7 printk messages dropped ** [ 1329.080165][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1329.080928][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.081514][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1329.081783][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 5 printk messages dropped ** [ 1329.082160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.082473][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1329.082814][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.111051][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.111133][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.111224][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa79e08 [ 1329.111275][ T32] r4:00000000 [ 1329.111339][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.111427][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.111507][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.111620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081800 [ 1329.111689][ T32] r4:00000000 [ 1329.111753][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.111866][ T32] r9:83018205 r8:84956000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1329.111928][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.112026][ T32] r5:00001000 r4:df977000 [ 1329.112079][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.112180][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.112289][ T32] r5:850e878c r4:850e8400 [ 1329.112339][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.112450][ T32] r7:ddde2d80 r6:83018200 r5:850e878c r4:8507d280 [ 1329.112562][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.112684][ T32] r10:61c88647 r9:84956000 r8:8507d2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.112738][ T32] r4:8507d280 [ 1329.112781][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.112874][ T32] r10:00000000 r9:8507d280 r8:8027f5e8 r7:eaa6de60 r6:8507d300 r5:84956000 [ 1329.112921][ T32] r4:00000001 [ 1329.112983][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.118027][ T32] Exception stack(0xeaa79fb0 to 0xeaa79ff8) [ 1329.118171][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.118264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.118324][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.118391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.118443][ T32] r4:85081400 [ 1329.119163][ T32] INFO: task kworker/1:366:4035 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.119258][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.119490][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.119656][ T32] Call trace: [ 1329.119727][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.119832][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.119888][ T32] r4:00000000 [ 1329.119934][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.120016][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.120096][ T32] dd20: ce45a000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.120183][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.120245][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.120316][ T32] r5:80000013 r4:80239bb0 [ 1329.120370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.120457][ T32] r4:82ac11e4 [ 1329.120541][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.120636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.120685][ T32] r4:e055ddc0 [ 1329.120730][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1329.120909][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1329.121563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1329.122354][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1329.122734][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.137700][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.137794][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.137893][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea919e08 [ 1329.137945][ T32] r4:00000000 [ 1329.137988][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.138069][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.138157][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.138275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081940 [ 1329.138339][ T32] r4:00000000 [ 1329.138406][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.138514][ T32] r9:83018205 r8:84956c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1329.138558][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.138652][ T32] r5:00001000 r4:df9db000 [ 1329.138692][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.138769][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.138857][ T32] r5:850e8b8c r4:850e8800 [ 1329.138903][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.138994][ T32] r7:ddde2d80 r6:83018200 r5:850e8b8c r4:8507d380 [ 1329.139087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.139186][ T32] r10:61c88647 r9:84956c00 r8:8507d3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.139233][ T32] r4:8507d380 [ 1329.139279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.139375][ T32] r10:00000000 r9:8507d380 r8:8027f5e8 r7:eaa6de60 r6:8507d400 r5:84956c00 [ 1329.139425][ T32] r4:00000001 [ 1329.139483][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.139589][ T32] Exception stack(0xea919fb0 to 0xea919ff8) [ 1329.139651][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.139715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.139771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.139830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.139884][ T32] r4:85081880 [ 1329.140651][ T32] INFO: task kworker/1:367:4037 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.140747][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.140881][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.140979][ T32] Call trace: [ 1329.141052][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.141163][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.141227][ T32] r4:00000000 [ 1329.141265][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.141384][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.141452][ T32] dd20: ce4bb000 dfe07000 00000001 80239b98 7f7af000 00000001 ** 3 printk messages dropped ** [ 1329.141692][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1329.142073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 3 printk messages dropped ** [ 1329.142363][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1329.142900][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1329.143044][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1329.162657][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.163060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.164083][ T32] task:kworker/1:368 state:D stack:0 pid:4040 tgid:4040 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.165458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081b40 ** 4 printk messages dropped ** [ 1329.165842][ T32] r5:00001000 r4:dfa09000 [ 1329.165889][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1329.166085][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1329.168017][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.168798][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.168886][ T32] dd20: ce712000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.168974][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.169051][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.169124][ T32] r5:80000013 r4:80239bb0 [ 1329.169169][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.169257][ T32] r4:82ac11e4 [ 1329.169304][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.169398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.169475][ T32] r4:e055ddc0 [ 1329.169564][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.169677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.169723][ T32] r4:00000000 [ 1329.169765][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.169921][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.169979][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.170064][ T32] r5:00001000 r4:e03b1000 [ 1329.170107][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.170197][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.170300][ T32] r5:84af0b8c r4:84af0800 [ 1329.170353][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.170461][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.170506][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.170603][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.170655][ T32] r4:84a53d80 [ 1329.170748][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.170856][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.170905][ T32] r4:00000001 [ 1329.170949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.171024][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.171098][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.171181][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.171254][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.171320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.171380][ T32] r4:84a51100 [ 1329.171427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.171486][ T32] INFO: task kworker/1:369:4042 blocked for more than 455 seconds. [ 1329.171543][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.171619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.171667][ T32] task:kworker/1:369 state:D stack:0 pid:4042 tgid:4042 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.171760][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.171850][ T32] Call trace: [ 1329.171962][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.172057][ T32] r10:82918930 r9:ea951d84 r8:00000002 r7:60000013 r6:ea951d8c r5:850aec00 ** 3 printk messages dropped ** [ 1329.172347][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.172440][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.172617][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea951e08 [ 1329.172672][ T32] r4:00000000 [ 1329.172739][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.172828][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.172918][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.207654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081e40 [ 1329.207778][ T32] r4:00000000 [ 1329.207807][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.207913][ T32] r9:83018205 r8:850aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1329.207946][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.208017][ T32] r5:00001000 r4:dfae7000 [ 1329.208042][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.208083][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.208132][ T32] r5:850e978c r4:850e9400 [ 1329.208155][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.208205][ T32] r7:ddde2d80 r6:83018200 r5:850e978c r4:8507d580 [ 1329.208228][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.208325][ T32] r10:61c88647 r9:850aec00 r8:8507d5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.208352][ T32] r4:8507d580 [ 1329.208374][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.208455][ T32] r10:00000000 r9:8507d580 r8:8027f5e8 r7:eaa6de60 r6:8507d600 r5:850aec00 [ 1329.208560][ T32] r4:00000001 [ 1329.208597][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.208656][ T32] Exception stack(0xea951fb0 to 0xea951ff8) [ 1329.208692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.208723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.208750][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.208781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.208804][ T32] r4:85081c00 [ 1329.209224][ T32] INFO: task kworker/1:369:4042 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.209263][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.209426][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.209479][ T32] Call trace: [ 1329.209615][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.209678][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.209762][ T32] r4:00000000 [ 1329.209804][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.209898][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.209966][ T32] dd20: ceb2d000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.210036][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.210100][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.210158][ T32] r5:80000013 r4:80239bb0 [ 1329.210204][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.210311][ T32] r4:82ac11e4 [ 1329.210380][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.210475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.210523][ T32] r4:e055ddc0 [ 1329.210565][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.210694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.210763][ T32] r4:00000000 [ 1329.210842][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.210952][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.211036][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.211106][ T32] r5:00001000 r4:e03b1000 [ 1329.211128][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.211173][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.211462][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.211894][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.212400][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1329.212615][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.212778][ T32] r4:850b0000 ** 3 printk messages dropped ** [ 1329.219870][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.220021][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea975e08 [ 1329.220069][ T32] r4:00000000 [ 1329.220110][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.220193][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.220240][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.220303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85081f80 [ 1329.220368][ T32] r4:00000000 [ 1329.220392][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.220443][ T32] r9:83018205 r8:850b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1329.220491][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.220538][ T32] r5:00001000 r4:dfd4f000 [ 1329.220559][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.220608][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.220654][ T32] r5:850e9b8c r4:850e9800 [ 1329.220676][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.220761][ T32] r7:ddde2d80 r6:83018200 r5:850e9b8c r4:8507d680 [ 1329.220789][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.220880][ T32] r10:61c88647 r9:850b0000 r8:8507d6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.220907][ T32] r4:8507d680 [ 1329.220961][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.221014][ T32] r10:00000000 r9:8507d680 r8:8027f5e8 r7:ea951e60 r6:8507d700 r5:850b0000 [ 1329.221101][ T32] r4:00000001 [ 1329.221129][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.221201][ T32] Exception stack(0xea975fb0 to 0xea975ff8) [ 1329.221313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.221361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.221390][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.221445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.221500][ T32] r4:85081c40 [ 1329.222010][ T32] INFO: task kworker/1:370:4044 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.222056][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.222323][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.222518][ T32] Call trace: [ 1329.222661][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.222773][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.222832][ T32] r4:00000000 [ 1329.222966][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.238643][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.238709][ T32] dd20: cf00b000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.238746][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.238773][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.238807][ T32] r5:80000013 r4:80239bb0 [ 1329.238832][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.238896][ T32] r4:82ac11e4 [ 1329.238918][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.238962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.238986][ T32] r4:e055ddc0 [ 1329.239006][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.239049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.239072][ T32] r4:00000000 [ 1329.239092][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.239139][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.239162][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.239207][ T32] r5:00001000 r4:e03b1000 [ 1329.239230][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.239314][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.239362][ T32] r5:84af0b8c r4:84af0800 [ 1329.239388][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.239437][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.239458][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.239517][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.239544][ T32] r4:84a53d80 [ 1329.239564][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.239681][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.239741][ T32] r4:00000001 [ 1329.239764][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.239801][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.239857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.239923][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.239984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.240044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.240127][ T32] r4:84a51100 [ 1329.240186][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.240250][ T32] INFO: task kworker/1:371:4046 blocked for more than 455 seconds. [ 1329.240323][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.240385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.240433][ T32] task:kworker/1:371 state:D stack:0 pid:4046 tgid:4046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.240585][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.240685][ T32] Call trace: [ 1329.240754][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.240855][ T32] r10:82918930 r9:ea9b1d84 r8:00000002 r7:60000113 r6:ea9b1d8c r5:850b0c00 [ 1329.240905][ T32] r4:850b0c00 [ 1329.240948][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.241057][ T32] r5:850b0c00 r4:8291892c [ 1329.241224][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.241329][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.241426][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b1e08 [ 1329.241475][ T32] r4:00000000 [ 1329.241516][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.241603][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.241679][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.241764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095300 [ 1329.241883][ T32] r4:00000000 [ 1329.241935][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.242027][ T32] r9:83018205 r8:850b0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1329.242077][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.242167][ T32] r5:00001000 r4:dfe6f000 [ 1329.242250][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.242349][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.242486][ T32] r5:850ea38c r4:850ea000 [ 1329.242562][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.242667][ T32] r7:ddde2d80 r6:83018200 r5:850ea38c r4:8507d780 ** 1 printk messages dropped ** [ 1329.242802][ T32] r10:61c88647 r9:850b0c00 r8:8507d7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.242850][ T32] r4:8507d780 [ 1329.242899][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.242995][ T32] r10:00000000 r9:8507d780 r8:8027f5e8 r7:ea975e60 r6:8507d800 r5:850b0c00 [ 1329.243046][ T32] r4:00000001 [ 1329.256942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.257166][ T32] Exception stack(0xea9b1fb0 to 0xea9b1ff8) [ 1329.257226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.257312][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.257373][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.257430][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.257508][ T32] r4:85081e00 [ 1329.258271][ T32] INFO: task kworker/1:371:4046 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.258334][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.258498][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.258665][ T32] Call trace: [ 1329.258733][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.258858][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.258906][ T32] r4:00000000 [ 1329.258945][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.259072][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.259140][ T32] dd20: cf00b000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.259240][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.259315][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.259375][ T32] r5:80000013 r4:80239bb0 [ 1329.259421][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.259519][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1329.259717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 8 printk messages dropped ** [ 1329.260391][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.261044][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1329.261486][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.261904][ T32] task:kworker/1:372 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1329.262281][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.262580][ T32] r9:83018205 r8:850b1800 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 ** 1 printk messages dropped ** [ 1329.262652][ T32] r5:00001000 r4:dfe39000 ** 1 printk messages dropped ** [ 1329.262710][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.263054][ T32] r10:00000000 r9:8507d880 r8:8027f5e8 r7:ea9b1e60 r6:8507d900 r5:850b1800 ** 6 printk messages dropped ** [ 1329.277843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.277902][ T32] r4:85095000 [ 1329.278657][ T32] INFO: task kworker/1:372:4047 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.278742][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.278992][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.279105][ T32] Call trace: [ 1329.279208][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.279351][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.279445][ T32] r4:00000000 [ 1329.279500][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.279585][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.279660][ T32] dd20: cf48d000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.279727][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.279863][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.279963][ T32] r5:80000013 r4:80239bb0 [ 1329.280019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.280117][ T32] r4:82ac11e4 [ 1329.280188][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.280297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.280359][ T32] r4:e055ddc0 [ 1329.280404][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.280545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.280613][ T32] r4:00000000 [ 1329.280663][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.280765][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.280859][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.280998][ T32] r5:00001000 r4:e03b1000 [ 1329.281053][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.281139][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.281260][ T32] r5:84af0b8c r4:84af0800 [ 1329.281314][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1329.282146][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1329.283078][ T32] r4:850b2400 ** 4 printk messages dropped ** [ 1329.304081][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b5e08 ** 9 printk messages dropped ** [ 1329.304578][ T32] r5:00001000 r4:dfeb1000 [ 1329.304628][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.304674][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.304956][ T32] r4:8507d980 ** 6 printk messages dropped ** [ 1329.305170][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.306323][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 16 printk messages dropped ** [ 1329.307003][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1329.307578][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1329.307918][ T32] INFO: task kworker/1:374:4051 blocked for more than 455 seconds. ** 11 printk messages dropped ** [ 1329.308392][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.308930][ T32] r5:00001000 r4:dff0d000 ** 3 printk messages dropped ** [ 1329.309204][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1329.309736][ T32] r4:00000001 [ 1329.309786][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.309878][ T32] Exception stack(0xeaa05fb0 to 0xeaa05ff8) [ 1329.309938][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.309997][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.310056][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.310116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.310164][ T32] r4:85095180 [ 1329.310602][ T32] INFO: task kworker/1:374:4051 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.310674][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.310816][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.310862][ T32] Call trace: [ 1329.310925][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.311010][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.311074][ T32] r4:00000000 [ 1329.311098][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.311141][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.311234][ T32] dd20: cf64a000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.311268][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.311293][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.311317][ T32] r5:80000013 r4:80239bb0 [ 1329.311338][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.311411][ T32] r4:82ac11e4 [ 1329.311436][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.311514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.311575][ T32] r4:e055ddc0 [ 1329.311602][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.311648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.311753][ T32] r4:00000000 [ 1329.312075][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.312125][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.312146][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.312458][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1329.313006][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1329.336413][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.337072][ T32] r5:00001000 r4:dff57000 ** 4 printk messages dropped ** [ 1329.337311][ T32] r7:ddde2d80 r6:83018200 r5:850eaf8c r4:8507db80 ** 11 printk messages dropped ** [ 1329.337806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1329.338864][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1329.339165][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 16 printk messages dropped ** [ 1329.340448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1329.342287][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1329.363938][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.364719][ T32] Exception stack(0xeaa85fb0 to 0xeaa85ff8) [ 1329.364750][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.364813][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.364847][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.364879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.364902][ T32] r4:850954c0 [ 1329.365418][ T32] INFO: task kworker/1:376:4056 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.365501][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.365628][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.365716][ T32] Call trace: [ 1329.365808][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.365928][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.365960][ T32] r4:00000000 [ 1329.365981][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.366022][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.366055][ T32] dd20: cfc9f000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.366118][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.366147][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.366200][ T32] r5:80000013 r4:80239bb0 [ 1329.366310][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.366388][ T32] r4:82ac11e4 [ 1329.366434][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.366481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.366504][ T32] r4:e055ddc0 [ 1329.366548][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.366630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.366654][ T32] r4:00000000 [ 1329.366719][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.366833][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.366867][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.366953][ T32] r5:00001000 r4:e03b1000 [ 1329.367021][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.367132][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.367224][ T32] r5:84af0b8c r4:84af0800 [ 1329.367275][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.367372][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 2 printk messages dropped ** [ 1329.367673][ T32] r4:84a53d80 ** 7 printk messages dropped ** [ 1329.368536][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1329.369223][ T32] r5:84853c00 r4:8291892c ** 7 printk messages dropped ** [ 1329.369670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85095b80 ** 4 printk messages dropped ** [ 1329.370024][ T32] r5:00001000 r4:dfff1000 ** 6 printk messages dropped ** [ 1329.370525][ T32] r10:61c88647 r9:84853c00 r8:8507dd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1329.372040][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1329.373097][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1329.411498][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 12 printk messages dropped ** [ 1329.412563][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.412871][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1329.417234][ T32] r4:84854800 ** 7 printk messages dropped ** [ 1329.417886][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1329.418480][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1329.419055][ T32] Exception stack(0xeaa91fb0 to 0xeaa91ff8) ** 4 printk messages dropped ** [ 1329.419292][ T32] r4:85095940 [ 1329.419902][ T32] INFO: task kworker/1:378:4059 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.419977][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.420124][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.420234][ T32] Call trace: [ 1329.420310][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.420442][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.420536][ T32] r4:00000000 [ 1329.420585][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.420643][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.420786][ T32] dd20: d01fb000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.420914][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.420989][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.421044][ T32] r5:80000013 r4:80239bb0 [ 1329.421104][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.421203][ T32] r4:82ac11e4 [ 1329.421309][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.421403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.421451][ T32] r4:e055ddc0 [ 1329.421487][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1329.421655][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1329.421850][ T32] r5:00001000 r4:e03b1000 [ 1329.421918][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.422145][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.422360][ T32] r5:84af0b8c r4:84af0800 [ 1329.422416][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.422499][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.422554][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.422620][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.422706][ T32] r4:84a53d80 [ 1329.422750][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.422809][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.422862][ T32] r4:00000001 [ 1329.422901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.422939][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.423083][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.440506][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.440645][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.440710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.440754][ T32] r4:84a51100 [ 1329.440810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.440856][ T32] INFO: task kworker/1:379:4062 blocked for more than 455 seconds. [ 1329.440892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.440934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.440966][ T32] task:kworker/1:379 state:D stack:0 pid:4062 tgid:4062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.441067][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.441210][ T32] Call trace: [ 1329.441276][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.441427][ T32] r10:82918930 r9:eaa9dd84 r8:00000002 r7:60000113 r6:eaa9dd8c r5:84853000 [ 1329.441523][ T32] r4:84853000 [ 1329.441573][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1329.441712][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.441803][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.441906][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa9de08 ** 2 printk messages dropped ** [ 1329.442071][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.442653][ T32] r5:00001000 r4:e036d000 ** 2 printk messages dropped ** [ 1329.442815][ T32] r5:850f438c r4:850f4000 ** 3 printk messages dropped ** [ 1329.456145][ T32] r10:61c88647 r9:84853000 r8:8507de2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.456717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.457799][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.458356][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1329.458957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1329.459380][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.459794][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 6 printk messages dropped ** [ 1329.460097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1329.460739][ T32] r4:850b4800 ** 4 printk messages dropped ** [ 1329.460974][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa7de08 ** 7 printk messages dropped ** [ 1329.461290][ T32] r9:83018205 r8:850b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 1 printk messages dropped ** [ 1329.461384][ T32] r5:00001000 r4:e0037000 [ 1329.461408][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.461448][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.461488][ T32] r5:850ebf8c r4:850ebc00 [ 1329.461508][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.461553][ T32] r7:ddde2d80 r6:83018200 r5:850ebf8c r4:8507de80 [ 1329.461575][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.461626][ T32] r10:61c88647 r9:850b4800 r8:8507deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.461650][ T32] r4:8507de80 [ 1329.461701][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.461844][ T32] r10:00000000 r9:8507de80 r8:8027f5e8 r7:eaa9de60 r6:8507df00 r5:850b4800 [ 1329.461872][ T32] r4:00000001 [ 1329.461893][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.462107][ T32] Exception stack(0xeaa7dfb0 to 0xeaa7dff8) [ 1329.462263][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.462742][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.462868][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.462905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.462928][ T32] r4:85095cc0 [ 1329.484146][ T32] INFO: task kworker/1:380:4064 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.484367][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.484493][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.484616][ T32] Call trace: [ 1329.484733][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.484806][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.484833][ T32] r4:00000000 [ 1329.484885][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.484935][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.484965][ T32] dd20: d066e000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.485002][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.485029][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.485053][ T32] r5:80000013 r4:80239bb0 [ 1329.485074][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.485116][ T32] r4:82ac11e4 [ 1329.485136][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.485178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.485201][ T32] r4:e055ddc0 [ 1329.485221][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.485364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.485424][ T32] r4:00000000 [ 1329.485448][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.485498][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.485563][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.485618][ T32] r5:00001000 r4:e03b1000 [ 1329.485662][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.485706][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.485749][ T32] r5:84af0b8c r4:84af0800 [ 1329.485859][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.485928][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.485953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.485999][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.486022][ T32] r4:84a53d80 [ 1329.486042][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1329.486249][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 9 printk messages dropped ** [ 1329.486712][ T32] task:kworker/1:381 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1329.487613][ T32] r5:00001000 r4:e05e5000 ** 1 printk messages dropped ** [ 1329.487702][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1329.488411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1329.489521][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 8 printk messages dropped ** [ 1329.489863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 7 printk messages dropped ** [ 1329.490240][ T32] r5:84af0b8c r4:84af0800 [ 1329.490264][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.490311][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.490332][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.490378][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.490401][ T32] r4:84a53d80 [ 1329.490568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.490625][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.490656][ T32] r4:00000001 [ 1329.490769][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.490851][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.490923][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.490989][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.491043][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.491140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.491208][ T32] r4:84a51100 [ 1329.491259][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.491318][ T32] INFO: task kworker/1:382:4068 blocked for more than 456 seconds. [ 1329.491411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.491533][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.491603][ T32] task:kworker/1:382 state:D stack:0 pid:4068 tgid:4068 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.491696][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.491791][ T32] Call trace: [ 1329.491976][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.492073][ T32] r10:82918930 r9:eaaa5d84 r8:00000002 r7:60000013 r6:eaaa5d8c r5:850b6000 [ 1329.492123][ T32] r4:850b6000 [ 1329.492223][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.492311][ T32] r5:850b6000 r4:8291892c [ 1329.492359][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.492440][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.492575][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa5e08 [ 1329.492669][ T32] r4:00000000 [ 1329.492719][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.492827][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.492912][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.493077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85074f80 [ 1329.520136][ T32] r4:00000000 [ 1329.520212][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.520294][ T32] r9:83018205 r8:850b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1329.520350][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.520403][ T32] r5:00001000 r4:e05ff000 [ 1329.520425][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.520530][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.520581][ T32] r5:850f4b8c r4:850f4800 [ 1329.520610][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.520661][ T32] r7:ddde2d80 r6:83018200 r5:850f4b8c r4:84bd7080 [ 1329.520709][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.520760][ T32] r10:61c88647 r9:850b6000 r8:84bd70ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.520783][ T32] r4:84bd7080 [ 1329.520803][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.520880][ T32] r10:00000000 r9:84bd7080 r8:8027f5e8 r7:eaa99e60 r6:84bd7100 r5:850b6000 [ 1329.520907][ T32] r4:00000001 [ 1329.520940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.521071][ T32] Exception stack(0xeaaa5fb0 to 0xeaaa5ff8) [ 1329.521108][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.521156][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1329.521712][ T32] INFO: task kworker/1:382:4068 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 12 printk messages dropped ** [ 1329.522331][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 15 printk messages dropped ** [ 1329.522914][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 10 printk messages dropped ** [ 1329.536757][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.537028][ T32] task:kworker/1:383 state:D stack:0 pid:4070 tgid:4070 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.537512][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa9e08 ** 8 printk messages dropped ** [ 1329.537932][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1329.538091][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.538507][ T32] r4:84bd7180 ** 4 printk messages dropped ** [ 1329.538852][ T32] Exception stack(0xeaaa9fb0 to 0xeaaa9ff8) ** 2 printk messages dropped ** [ 1329.539019][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.540387][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1329.540834][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 9 printk messages dropped ** [ 1329.541406][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1329.541840][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1329.542196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.542236][ T32] r4:84a51100 [ 1329.542345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.542380][ T32] INFO: task kworker/1:384:4072 blocked for more than 456 seconds. [ 1329.542411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.542439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.542461][ T32] task:kworker/1:384 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.542509][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.542637][ T32] Call trace: [ 1329.542696][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.542746][ T32] r10:82918930 r9:ea9f1d84 r8:00000002 r7:60000113 r6:ea9f1d8c r5:850b8000 [ 1329.542774][ T32] r4:850b8000 [ 1329.542795][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.542836][ T32] r5:850b8000 r4:8291892c [ 1329.542870][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.542914][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.542962][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f1e08 [ 1329.543044][ T32] r4:00000000 [ 1329.564228][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.564382][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.564505][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.564601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc34c0 [ 1329.564716][ T32] r4:00000000 [ 1329.564800][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.564901][ T32] r9:83018205 r8:850b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1329.564945][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.565029][ T32] r5:00001000 r4:e06a5000 [ 1329.565073][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.565152][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.565267][ T32] r5:850f578c r4:850f5400 [ 1329.565322][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.565419][ T32] r7:ddde2d80 r6:83018200 r5:850f578c r4:84bd7280 [ 1329.565496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.565594][ T32] r10:61c88647 r9:850b8000 r8:84bd72ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.565658][ T32] r4:84bd7280 [ 1329.565706][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.565798][ T32] r10:00000000 r9:84bd7280 r8:8027f5e8 r7:eaaa9e60 r6:84bd7300 r5:850b8000 [ 1329.565845][ T32] r4:00000001 [ 1329.565888][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.565962][ T32] Exception stack(0xea9f1fb0 to 0xea9f1ff8) [ 1329.566026][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.566123][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.566234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.566345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.566402][ T32] r4:84bc3000 [ 1329.567164][ T32] INFO: task kworker/1:384:4072 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 1 printk messages dropped ** [ 1329.567366][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.568009][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 9 printk messages dropped ** [ 1329.568368][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1329.568804][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.569166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.569663][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.570340][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 ** 11 printk messages dropped ** [ 1329.571356][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.571883][ T32] r4:84bd7380 ** 7 printk messages dropped ** [ 1329.572544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.598041][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 2 printk messages dropped ** [ 1329.598203][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.598293][ T32] dd20: d12c0000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.598357][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.598417][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.598507][ T32] r5:80000013 r4:80239bb0 [ 1329.598571][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.598663][ T32] r4:82ac11e4 [ 1329.598703][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.598784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.598833][ T32] r4:e055ddc0 [ 1329.598909][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.598998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.599073][ T32] r4:00000000 [ 1329.599117][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.599212][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.599257][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.599367][ T32] r5:00001000 r4:e03b1000 [ 1329.599462][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.599551][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.599644][ T32] r5:84af0b8c r4:84af0800 [ 1329.599723][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.599879][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.599935][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.600063][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.600121][ T32] r4:84a53d80 [ 1329.600187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.600297][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.600397][ T32] r4:00000001 [ 1329.600494][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.600610][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.600672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.600760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.600892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.600989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.601047][ T32] r4:84a51100 [ 1329.601093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.601153][ T32] INFO: task kworker/1:386:4077 blocked for more than 456 seconds. [ 1329.601235][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.601286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.601328][ T32] task:kworker/1:386 state:D stack:0 pid:4077 tgid:4077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.601419][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.601502][ T32] Call trace: [ 1329.601582][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.601683][ T32] r10:82918930 r9:eaab9d84 r8:00000002 r7:60000113 r6:eaab9d8c r5:850b9800 [ 1329.601730][ T32] r4:850b9800 [ 1329.601772][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.601850][ T32] r5:850b9800 r4:8291892c [ 1329.601925][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.602006][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.602095][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab9e08 [ 1329.602140][ T32] r4:00000000 [ 1329.602180][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.602258][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.602356][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.602449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc3640 [ 1329.602511][ T32] r4:00000000 [ 1329.602558][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.602687][ T32] r9:83018205 r8:850b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1329.602748][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.602833][ T32] r5:00001000 r4:e06d3000 [ 1329.602875][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.602946][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.625771][ T32] r4:84bd7480 ** 11 printk messages dropped ** [ 1329.627112][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.627303][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.627485][ T32] Call trace: [ 1329.627566][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.628081][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.628162][ T32] r4:00000000 [ 1329.628210][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.628306][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.628383][ T32] dd20: d1561000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.628455][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.628549][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.628629][ T32] r5:80000013 r4:80239bb0 [ 1329.628682][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.628785][ T32] r4:82ac11e4 [ 1329.628877][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.628989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.629046][ T32] r4:e055ddc0 [ 1329.629108][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.629230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.629296][ T32] r4:00000000 [ 1329.629352][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.629491][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.629546][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.629651][ T32] r5:00001000 r4:e03b1000 [ 1329.629699][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.629780][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.629869][ T32] r5:84af0b8c r4:84af0800 ** 2 printk messages dropped ** [ 1329.630174][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.630879][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.631286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.631346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.631432][ T32] task:kworker/1:387 state:D stack:0 pid:4078 tgid:4078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.631585][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.631696][ T32] Call trace: [ 1329.631808][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.631907][ T32] r10:82918930 r9:eaab1d84 r8:00000002 r7:60000113 r6:eaab1d8c r5:850ba400 [ 1329.631954][ T32] r4:850ba400 [ 1329.632026][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.632142][ T32] r5:850ba400 r4:8291892c [ 1329.632228][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.632319][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.632450][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaab1e08 [ 1329.632571][ T32] r4:00000000 [ 1329.632631][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.632753][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.632839][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.632921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc3ac0 [ 1329.632969][ T32] r4:00000000 [ 1329.633079][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.652006][ T32] r9:83018205 r8:850ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1329.652136][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.652272][ T32] r5:00001000 r4:e4741000 [ 1329.652321][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.652405][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.652518][ T32] r5:850f678c r4:850f6400 [ 1329.652566][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.652707][ T32] r7:ddde2d80 r6:83018200 r5:850f678c r4:84bd7580 [ 1329.652796][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.652895][ T32] r10:61c88647 r9:850ba400 r8:84bd75ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.652944][ T32] r4:84bd7580 [ 1329.652986][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.663452][ T32] r10:00000000 r9:84bd7580 r8:8027f5e8 r7:eaab9e60 r6:84bd7600 r5:850ba400 ** 5 printk messages dropped ** [ 1329.663779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.664643][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1329.665024][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1329.665230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 10 printk messages dropped ** [ 1329.665682][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1329.666208][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.666237][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.666269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.666294][ T32] r4:84a51100 [ 1329.666316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.666439][ T32] INFO: task kworker/1:388:4080 blocked for more than 456 seconds. [ 1329.666476][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.666503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.666557][ T32] task:kworker/1:388 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.666703][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.666748][ T32] Call trace: [ 1329.666784][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.666834][ T32] r10:82918930 r9:eaabdd84 r8:00000002 r7:60000113 r6:eaabdd8c r5:850bb000 [ 1329.666857][ T32] r4:850bb000 [ 1329.666877][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.666917][ T32] r5:850bb000 r4:8291892c [ 1329.666937][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.666976][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.667023][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaabde08 [ 1329.667046][ T32] r4:00000000 [ 1329.667066][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.667106][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.667147][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.667192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc3800 [ 1329.667215][ T32] r4:00000000 [ 1329.667235][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.667280][ T32] r9:83018205 r8:850bb000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1329.667301][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.667343][ T32] r5:00001000 r4:e06f7000 [ 1329.667393][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.667500][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.667610][ T32] r5:850f5f8c r4:850f5c00 [ 1329.667636][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.667729][ T32] r7:ddde2d80 r6:83018200 r5:850f5f8c r4:84bd7680 [ 1329.667754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.667826][ T32] r10:61c88647 r9:850bb000 r8:84bd76ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.667856][ T32] r4:84bd7680 [ 1329.667877][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.667924][ T32] r10:00000000 r9:84bd7680 r8:8027f5e8 r7:eaab1e60 r6:84bd7700 r5:850bb000 [ 1329.667947][ T32] r4:00000001 [ 1329.667967][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.668001][ T32] Exception stack(0xeaabdfb0 to 0xeaabdff8) [ 1329.668028][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.668551][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1329.669505][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1329.669835][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1329.670292][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1329.670920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.671198][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.671241][ T32] Call trace: [ 1329.671423][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.671505][ T32] r10:82918930 r9:eaac5d84 r8:00000002 r7:60000113 r6:eaac5d8c r5:850bc800 [ 1329.671533][ T32] r4:850bc800 [ 1329.671555][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.671617][ T32] r5:850bc800 r4:8291892c [ 1329.671705][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.671751][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.671821][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac5e08 [ 1329.671912][ T32] r4:00000000 [ 1329.671936][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.671976][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.672269][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.672379][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bc3980 [ 1329.672501][ T32] r4:00000000 [ 1329.672530][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.672583][ T32] r9:83018205 r8:850bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1329.672638][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.672705][ T32] r5:00001000 r4:e4726000 [ 1329.672733][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.672796][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.672843][ T32] r5:850f638c r4:850f6000 [ 1329.672887][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.672942][ T32] r7:ddde2d80 r6:83018200 r5:850f638c r4:84bd7780 [ 1329.672968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.673092][ T32] r10:61c88647 r9:850bc800 r8:84bd77ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.699744][ T32] r4:84bd7780 [ 1329.699819][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.699895][ T32] r10:00000000 r9:84bd7780 r8:8027f5e8 r7:eaab1e60 r6:84bd7800 r5:850bc800 [ 1329.699921][ T32] r4:00000001 [ 1329.700017][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.700062][ T32] Exception stack(0xeaac5fb0 to 0xeaac5ff8) [ 1329.700096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.700403][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.700477][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.700514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.700552][ T32] r4:84bc3780 [ 1329.701134][ T32] INFO: task kworker/1:389:4082 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.701218][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.701438][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.701557][ T32] Call trace: [ 1329.701634][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.701738][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.701790][ T32] r4:00000000 [ 1329.701833][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.701944][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.702009][ T32] dd20: d1ed8000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.702072][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.702151][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.702208][ T32] r5:80000013 r4:80239bb0 [ 1329.702252][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.702337][ T32] r4:82ac11e4 [ 1329.702384][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.702470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.702581][ T32] r4:e055ddc0 [ 1329.702651][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.702748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.702799][ T32] r4:00000000 [ 1329.702845][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.702940][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.702989][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.714661][ T32] r5:00001000 r4:e03b1000 [ 1329.714746][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.714867][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.715047][ T32] r5:84af0b8c r4:84af0800 [ 1329.715137][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.715194][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.715217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.715263][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.715291][ T32] r4:84a53d80 [ 1329.715312][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.715361][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.715386][ T32] r4:00000001 [ 1329.715406][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.715445][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.715477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.715506][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.715585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.715631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.715656][ T32] r4:84a51100 [ 1329.715680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.715721][ T32] INFO: task kworker/1:390:4084 blocked for more than 456 seconds. [ 1329.715758][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.715853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1329.716207][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.716583][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac9e08 ** 6 printk messages dropped ** [ 1329.716832][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1329.717111][ T32] r5:00001000 r4:ea875000 [ 1329.717133][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1329.717391][ T32] r10:61c88647 r9:850bd400 r8:84bd78ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1329.717695][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.718710][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1329.718976][ T32] r4:82ac11e4 [ 1329.719010][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.719055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.719077][ T32] r4:e055ddc0 [ 1329.719140][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.719189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.719407][ T32] r4:00000000 [ 1329.719431][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.719514][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.719570][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.719622][ T32] r5:00001000 r4:e03b1000 [ 1329.719645][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.719689][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.719735][ T32] r5:84af0b8c r4:84af0800 [ 1329.719787][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.719888][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.719939][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.720035][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.720090][ T32] r4:84a53d80 [ 1329.720138][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.720245][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.720338][ T32] r4:00000001 [ 1329.720396][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.720502][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.720561][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.720601][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.720631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.720663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1329.720964][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1329.721648][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1329.721992][ T32] r5:00001000 r4:e8785000 ** 6 printk messages dropped ** [ 1329.722547][ T32] r10:61c88647 r9:850be000 r8:84bd79ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 17 printk messages dropped ** [ 1329.747132][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1329.747683][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1329.748558][ T32] r5:00001000 r4:e03b1000 ** 5 printk messages dropped ** [ 1329.749264][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.749363][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.749415][ T32] r4:84a53d80 [ 1329.749458][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.749545][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.749587][ T32] r4:00000001 [ 1329.749633][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.749698][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.749799][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.749875][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.749937][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.749999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.750047][ T32] r4:84a51100 [ 1329.750119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.750185][ T32] INFO: task kworker/1:392:4088 blocked for more than 456 seconds. [ 1329.750252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.750307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.750355][ T32] task:kworker/1:392 state:D stack:0 pid:4088 tgid:4088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.750451][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.750652][ T32] Call trace: [ 1329.750754][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.750842][ T32] r10:82918930 r9:eaac1d84 r8:00000002 r7:60000113 r6:eaac1d8c r5:850bbc00 [ 1329.750959][ T32] r4:850bbc00 [ 1329.751003][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.751091][ T32] r5:850bbc00 r4:8291892c [ 1329.751135][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.751220][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.751309][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaac1e08 [ 1329.751357][ T32] r4:00000000 [ 1329.751399][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.751477][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.751550][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.751643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492f080 [ 1329.751715][ T32] r4:00000000 [ 1329.751764][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.751857][ T32] r9:83018205 r8:850bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1329.751919][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.752009][ T32] r5:00001000 r4:ea8c1000 [ 1329.752053][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.752135][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.752219][ T32] r5:850f738c r4:850f7000 [ 1329.752262][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.752383][ T32] r7:ddde2d80 r6:83018200 r5:850f738c r4:84bd7a80 [ 1329.752437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.752560][ T32] r10:61c88647 r9:850bbc00 r8:84bd7aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.752622][ T32] r4:84bd7a80 [ 1329.752675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.752766][ T32] r10:00000000 r9:84bd7a80 r8:8027f5e8 r7:eaac9e60 r6:84bd7b00 r5:850bbc00 [ 1329.752822][ T32] r4:00000001 [ 1329.752865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.752937][ T32] Exception stack(0xeaac1fb0 to 0xeaac1ff8) [ 1329.753030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.784080][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.784141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.784186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.784220][ T32] r4:84bc3d80 ** 1 printk messages dropped ** [ 1329.784761][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.785627][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1329.785720][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1329.785992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 4 printk messages dropped ** [ 1329.786609][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.786937][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.787149][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1329.787279][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1329.787398][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.787692][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.788027][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1329.788560][ T32] r5:00001000 r4:ea8ed000 [ 1329.788587][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1329.788876][ T32] r7:ddde2d80 r6:83018200 r5:850f7b8c r4:84bd7b80 ** 9 printk messages dropped ** [ 1329.789214][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.789656][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.790019][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 8 printk messages dropped ** [ 1329.790370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.790393][ T32] r4:00000000 [ 1329.790472][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.790523][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.790573][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.790625][ T32] r5:00001000 r4:e03b1000 [ 1329.790646][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.790684][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.790727][ T32] r5:84af0b8c r4:84af0800 [ 1329.790748][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.790792][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.790813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.790858][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.791034][ T32] r4:84a53d80 [ 1329.791149][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.791199][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.791254][ T32] r4:00000001 [ 1329.791278][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.791314][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.791341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.791375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.791407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.791438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.791492][ T32] r4:84a51100 [ 1329.791518][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.791575][ T32] INFO: task kworker/1:394:4092 blocked for more than 456 seconds. [ 1329.791687][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.791714][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.791950][ T32] task:kworker/1:394 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.791998][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.792040][ T32] Call trace: [ 1329.792069][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.792207][ T32] r10:82918930 r9:eaad5d84 r8:00000002 r7:60000113 r6:eaad5d8c r5:850c0000 [ 1329.792265][ T32] r4:850c0000 [ 1329.792288][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.792352][ T32] r5:850c0000 r4:8291892c [ 1329.792376][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.792449][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.792549][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaad5e08 [ 1329.792578][ T32] r4:00000000 [ 1329.792603][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.792643][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.792680][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.792722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84917040 [ 1329.792746][ T32] r4:00000000 [ 1329.792765][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1329.792911][ T32] r5:00001000 r4:ea8d5000 [ 1329.792933][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1329.793096][ T32] r5:850f778c r4:850f7400 ** 4 printk messages dropped ** [ 1329.813793][ T32] r4:84bd7c80 ** 4 printk messages dropped ** [ 1329.813974][ T32] Exception stack(0xeaad5fb0 to 0xeaad5ff8) ** 5 printk messages dropped ** [ 1329.814494][ T32] INFO: task kworker/1:394:4092 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 4 printk messages dropped ** [ 1329.814828][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 4 printk messages dropped ** [ 1329.815152][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 3 printk messages dropped ** [ 1329.815432][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1329.815521][ T32] r4:e055ddc0 ** 3 printk messages dropped ** [ 1329.815672][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1329.815884][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.816121][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1329.816251][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1329.816343][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1329.816668][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1329.817046][ T32] r4:850c0c00 ** 3 printk messages dropped ** [ 1329.817199][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1329.817792][ T32] r9:83018205 r8:850c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 ** 1 printk messages dropped ** [ 1329.817930][ T32] r5:00001000 r4:ea93b000 [ 1329.817955][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.817997][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.818039][ T32] r5:85104b8c r4:85104800 [ 1329.818288][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.818556][ T32] r7:ddde2d80 r6:83018200 r5:85104b8c r4:84bd7d80 [ 1329.818581][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.818637][ T32] r10:61c88647 r9:850c0c00 r8:84bd7dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.818660][ T32] r4:84bd7d80 [ 1329.818687][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.818735][ T32] r10:00000000 r9:84bd7d80 r8:8027f5e8 r7:eaad1e60 r6:84bd7e00 r5:850c0c00 [ 1329.818758][ T32] r4:00000001 [ 1329.818778][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.818874][ T32] Exception stack(0xeaad9fb0 to 0xeaad9ff8) [ 1329.818921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.818958][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.818987][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.819016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.819132][ T32] r4:84917180 [ 1329.819354][ T32] INFO: task kworker/1:395:4094 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.819389][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.819450][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.819540][ T32] Call trace: [ 1329.819621][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.819678][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.819706][ T32] r4:00000000 [ 1329.819726][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.819813][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.819855][ T32] dd20: d2cde000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.819886][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.819950][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.819979][ T32] r5:80000013 r4:80239bb0 [ 1329.820001][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.820043][ T32] r4:82ac11e4 [ 1329.820084][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.820194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.820223][ T32] r4:e055ddc0 [ 1329.820244][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.820289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.820312][ T32] r4:00000000 [ 1329.820332][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.820381][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.820436][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.820497][ T32] r5:00001000 r4:e03b1000 [ 1329.820518][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.820559][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.820607][ T32] r5:84af0b8c r4:84af0800 [ 1329.820628][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.820674][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.820696][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.820743][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.820789][ T32] r4:84a53d80 [ 1329.820850][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.820904][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.820929][ T32] r4:00000001 [ 1329.820985][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.821117][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.821149][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.821180][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.821238][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.821272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.821296][ T32] r4:84a51100 [ 1329.821318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1329.821464][ T32] task:kworker/1:396 state:D stack:0 pid:4096 tgid:4096 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1329.821954][ T32] r4:850c1800 ** 3 printk messages dropped ** [ 1329.822286][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1329.823042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84917480 ** 4 printk messages dropped ** [ 1329.854894][ T32] r5:00001000 r4:ea903000 [ 1329.854917][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.854958][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.855286][ T32] r10:61c88647 r9:850c1800 r8:84bd7eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1329.855589][ T32] Exception stack(0xeaaddfb0 to 0xeaaddff8) ** 2 printk messages dropped ** [ 1329.855686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1329.856348][ T32] INFO: task kworker/1:396:4096 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.856386][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.856738][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.856956][ T32] Call trace: [ 1329.857202][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.857261][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.857319][ T32] r4:00000000 [ 1329.857345][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.857397][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.857430][ T32] dd20: d3210000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.857464][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.857781][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.858151][ T32] r5:80000013 r4:80239bb0 [ 1329.858177][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.858224][ T32] r4:82ac11e4 [ 1329.858287][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.858343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.858377][ T32] r4:e055ddc0 [ 1329.858400][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.858515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.858544][ T32] r4:00000000 [ 1329.858568][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.858629][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.858687][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.858774][ T32] r5:00001000 r4:e03b1000 [ 1329.858798][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.858846][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.858896][ T32] r5:84af0b8c r4:84af0800 [ 1329.858921][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.859085][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.859203][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.859261][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.859289][ T32] r4:84a53d80 [ 1329.859313][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.859391][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.859559][ T32] r4:00000001 [ 1329.859585][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.859630][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.859659][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.859747][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.859811][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.859899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.859926][ T32] r4:84a51100 [ 1329.859949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.859991][ T32] INFO: task kworker/1:397:4098 blocked for more than 456 seconds. [ 1329.860026][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.860079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.860114][ T32] task:kworker/1:397 state:D stack:0 pid:4098 tgid:4098 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.860164][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.860208][ T32] Call trace: [ 1329.860244][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.860300][ T32] r10:82918930 r9:eaae1d84 r8:00000002 r7:60000013 r6:eaae1d8c r5:850c2400 [ 1329.860354][ T32] r4:850c2400 [ 1329.860378][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.860454][ T32] r5:850c2400 r4:8291892c [ 1329.860512][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.860589][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.860749][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae1e08 [ 1329.860779][ T32] r4:00000000 [ 1329.860800][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.860841][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.860878][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.860923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849175c0 [ 1329.860951][ T32] r4:00000000 [ 1329.860972][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.861020][ T32] r9:83018205 r8:850c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1329.861042][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.861084][ T32] r5:00001000 r4:ea911000 [ 1329.861105][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.861145][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.861188][ T32] r5:8510438c r4:85104000 [ 1329.861208][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.861253][ T32] r7:ddde2d80 r6:83018200 r5:8510438c r4:84bd7f80 [ 1329.861274][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.861323][ T32] r10:61c88647 r9:850c2400 r8:84bd7fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.861348][ T32] r4:84bd7f80 [ 1329.861402][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.861485][ T32] r10:00000000 r9:84bd7f80 r8:8027f5e8 r7:eaad9e60 r6:848ca000 r5:850c2400 [ 1329.861515][ T32] r4:00000001 [ 1329.861536][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1329.861725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 12 printk messages dropped ** [ 1329.862584][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1329.896205][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.896915][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1329.897859][ T32] r4:84a51100 ** 8 printk messages dropped ** [ 1329.898557][ T32] r10:82918930 r9:eaae5d84 r8:00000002 r7:60000013 r6:eaae5d8c r5:850c3000 ** 14 printk messages dropped ** [ 1329.899570][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.899844][ T32] r5:8510478c r4:85104400 [ 1329.899893][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.899947][ T32] r7:ddde2d80 r6:83018200 r5:8510478c r4:848ca080 [ 1329.899969][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.900015][ T32] r10:61c88647 r9:850c3000 r8:848ca0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.900073][ T32] r4:848ca080 [ 1329.900097][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.900144][ T32] r10:00000000 r9:848ca080 r8:8027f5e8 r7:eaad9e60 r6:848ca100 r5:850c3000 [ 1329.900168][ T32] r4:00000001 [ 1329.900188][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.900224][ T32] Exception stack(0xeaae5fb0 to 0xeaae5ff8) [ 1329.900253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.900283][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.900311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.900341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.900369][ T32] r4:84917540 [ 1329.900808][ T32] INFO: task kworker/1:398:4100 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.900849][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.900946][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.900996][ T32] Call trace: [ 1329.901469][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.901524][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.901549][ T32] r4:00000000 [ 1329.901570][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.901614][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.901644][ T32] dd20: d389e000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.901675][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.901706][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.901735][ T32] r5:80000013 r4:80239bb0 [ 1329.901788][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.901834][ T32] r4:82ac11e4 [ 1329.901857][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.901902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.901925][ T32] r4:e055ddc0 [ 1329.901945][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.901987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.902048][ T32] r4:00000000 [ 1329.902089][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.902140][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.902167][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.902396][ T32] r5:00001000 r4:e03b1000 [ 1329.902420][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.902462][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.902508][ T32] r5:84af0b8c r4:84af0800 [ 1329.902549][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.902609][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.902633][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1329.903011][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 9 printk messages dropped ** [ 1329.913618][ T32] task:kworker/1:399 state:D stack:0 pid:4103 tgid:4103 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1329.914609][ T32] r9:83018205 r8:850c3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 ** 1 printk messages dropped ** [ 1329.914712][ T32] r5:00001000 r4:ea957000 ** 4 printk messages dropped ** [ 1329.915024][ T32] r7:ddde2d80 r6:83018200 r5:8510538c r4:848ca180 ** 12 printk messages dropped ** [ 1329.915628][ T32] r4:849176c0 ** 8 printk messages dropped ** [ 1329.916568][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 1 printk messages dropped ** [ 1329.916679][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.916747][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.916778][ T32] r5:80000013 r4:80239bb0 [ 1329.916832][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.916878][ T32] r4:82ac11e4 [ 1329.916933][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.917014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.917041][ T32] r4:e055ddc0 [ 1329.917062][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.917109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.917153][ T32] r4:00000000 [ 1329.917303][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.917384][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.917408][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.917467][ T32] r5:00001000 r4:e03b1000 [ 1329.917493][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.917534][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.917604][ T32] r5:84af0b8c r4:84af0800 [ 1329.917630][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.917676][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1329.917697][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.917742][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.917765][ T32] r4:84a53d80 [ 1329.917912][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.917969][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.917994][ T32] r4:00000001 [ 1329.918016][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.918051][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.918293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.918328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.918360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.918427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.918466][ T32] r4:84a51100 [ 1329.918491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.918516][ T32] INFO: task kworker/1:400:4104 blocked for more than 456 seconds. [ 1329.918576][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.918610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.918664][ T32] task:kworker/1:400 state:D stack:0 pid:4104 tgid:4104 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.918768][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.918877][ T32] Call trace: [ 1329.918914][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.919001][ T32] r10:82918930 r9:eaae9d84 r8:00000002 r7:60000113 r6:eaae9d8c r5:850c4800 [ 1329.919036][ T32] r4:850c4800 [ 1329.919057][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.919099][ T32] r5:850c4800 r4:8291892c [ 1329.919119][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.919194][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.919244][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae9e08 [ 1329.919331][ T32] r4:00000000 [ 1329.919388][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1329.919431][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1329.919468][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.919511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84917a40 [ 1329.919551][ T32] r4:00000000 [ 1329.919605][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1329.919657][ T32] r9:83018205 r8:850c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1329.919681][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.919729][ T32] r5:00001000 r4:ea949000 [ 1329.919826][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.919876][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1329.920135][ T32] r10:61c88647 r9:850c4800 r8:848ca2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1329.921190][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.921484][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 13 printk messages dropped ** [ 1329.922090][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1329.922914][ T32] r4:00000001 [ 1329.923029][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.954870][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.954974][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.955008][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.955036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.955070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.955095][ T32] r4:84a51100 [ 1329.955283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.955338][ T32] INFO: task kworker/1:401:4106 blocked for more than 456 seconds. [ 1329.955404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.955548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.955579][ T32] task:kworker/1:401 state:D stack:0 pid:4106 tgid:4106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.955664][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.955731][ T32] Call trace: [ 1329.955801][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1329.955860][ T32] r10:82918930 r9:eaaf1d84 r8:00000002 r7:60000113 r6:eaaf1d8c r5:850c5400 [ 1329.955915][ T32] r4:850c5400 [ 1329.955940][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1329.955985][ T32] r5:850c5400 r4:8291892c [ 1329.956012][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.956056][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.956105][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 [ 1329.956129][ T32] r4:00000000 [ 1329.956150][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1329.956739][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1329.956799][ T32] r5:00001000 r4:ea96d000 [ 1329.956834][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1329.956878][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.956954][ T32] r5:8510578c r4:85105400 [ 1329.956980][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.957030][ T32] r7:ddde2d80 r6:83018200 r5:8510578c r4:848ca380 [ 1329.957052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.957099][ T32] r10:61c88647 r9:850c5400 r8:848ca3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.957160][ T32] r4:848ca380 [ 1329.957186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.957239][ T32] r10:00000000 r9:848ca380 r8:8027f5e8 r7:eaaede60 r6:848ca400 r5:850c5400 [ 1329.957264][ T32] r4:00000001 [ 1329.957284][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.957323][ T32] Exception stack(0xeaaf1fb0 to 0xeaaf1ff8) [ 1329.957360][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.957390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.957418][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.957477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.957505][ T32] r4:84917c80 [ 1329.957936][ T32] INFO: task kworker/1:401:4106 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.957971][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.958064][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.958180][ T32] Call trace: [ 1329.958273][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1329.958526][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 8 printk messages dropped ** [ 1329.958789][ T32] r4:e055ddc0 ** 8 printk messages dropped ** [ 1329.959096][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1329.959455][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1329.960061][ T32] INFO: task kworker/1:402:4108 blocked for more than 456 seconds. ** 7 printk messages dropped ** [ 1329.961056][ T32] r4:850c6000 ** 4 printk messages dropped ** [ 1329.961596][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf5e08 ** 9 printk messages dropped ** [ 1329.962201][ T32] r5:00001000 r4:ea97b000 ** 1 printk messages dropped ** [ 1329.962266][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.962322][ T32] r5:85105b8c r4:85105800 [ 1329.962442][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1329.962491][ T32] r7:ddde2d80 r6:83018200 r5:85105b8c r4:848ca480 [ 1329.962513][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1329.962560][ T32] r10:61c88647 r9:850c6000 r8:848ca4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.962648][ T32] r4:848ca480 [ 1329.962672][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.962722][ T32] r10:00000000 r9:848ca480 r8:8027f5e8 r7:eaaf1e60 r6:848ca500 r5:850c6000 [ 1329.962871][ T32] r4:00000001 [ 1329.962926][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.963012][ T32] Exception stack(0xeaaf5fb0 to 0xeaaf5ff8) [ 1329.963051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.993832][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.993953][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.994018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.994059][ T32] r4:84917bc0 [ 1329.994515][ T32] INFO: task kworker/1:402:4108 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1329.994555][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.994679][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.994750][ T32] Call trace: [ 1329.994854][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1329.994921][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1329.994951][ T32] r4:00000000 [ 1329.994976][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.995023][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1329.995058][ T32] dd20: d4735000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1329.995156][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1329.995191][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1329.995221][ T32] r5:80000013 r4:80239bb0 [ 1329.995246][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1329.995366][ T32] r4:82ac11e4 [ 1329.995393][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.995445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1329.995473][ T32] r4:e055ddc0 [ 1329.995676][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1329.995732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1329.995759][ T32] r4:00000000 [ 1329.995781][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1329.995912][ T32] r5:00001000 r4:e03b1000 ** 6 printk messages dropped ** [ 1329.996307][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1329.996343][ T32] r4:84a53d80 [ 1329.996367][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1329.996417][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1329.996441][ T32] r4:00000001 [ 1329.996501][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.996553][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1329.996582][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.996613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.996640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.996672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1329.996727][ T32] r4:84a51100 [ 1329.996816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.996864][ T32] INFO: task kworker/1:403:4110 blocked for more than 456 seconds. [ 1329.996900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.996927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.996951][ T32] task:kworker/1:403 state:D stack:0 pid:4110 tgid:4110 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.997000][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.997076][ T32] Call trace: [ 1329.997144][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1329.997307][ T32] r5:850c6c00 r4:8291892c ** 2 printk messages dropped ** [ 1329.997436][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf9e08 ** 9 printk messages dropped ** [ 1329.997804][ T32] r5:00001000 r4:dfb21000 [ 1329.997873][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1329.998147][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1329.998735][ T32] Exception stack(0xeaaf9fb0 to 0xeaaf9ff8) ** 6 printk messages dropped ** [ 1329.999235][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.000139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1330.000677][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1330.000936][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1330.001268][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1330.001538][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1330.002022][ T32] r10:82918930 r9:eab01d84 r8:00000002 r7:60000113 r6:eab01d8c r5:850d0000 [ 1330.002203][ T32] r4:850d0000 [ 1330.002243][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.002287][ T32] r5:850d0000 r4:8291892c [ 1330.002307][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.002362][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.002498][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab01e08 [ 1330.002525][ T32] r4:00000000 [ 1330.002589][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.002830][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.002927][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.003060][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2a040 [ 1330.015288][ T32] r4:00000000 [ 1330.015388][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.015482][ T32] r9:83018205 r8:850d0000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1330.015512][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.015568][ T32] r5:00001000 r4:ea989000 [ 1330.015590][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.015637][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.015683][ T32] r5:85105f8c r4:85105c00 [ 1330.015706][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.015835][ T32] r7:ddde2d80 r6:83018200 r5:85105f8c r4:848ca680 [ 1330.015867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.015952][ T32] r10:61c88647 r9:850d0000 r8:848ca6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.015980][ T32] r4:848ca680 [ 1330.016061][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.016172][ T32] r10:00000000 r9:848ca680 r8:8027f5e8 r7:eaaf9e60 r6:848ca700 r5:850d0000 [ 1330.016203][ T32] r4:00000001 [ 1330.016246][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.016290][ T32] Exception stack(0xeab01fb0 to 0xeab01ff8) [ 1330.016323][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.016360][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.016414][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.016508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.016541][ T32] r4:84917d80 [ 1330.016990][ T32] INFO: task kworker/1:404:4111 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.017032][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.017147][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.017267][ T32] Call trace: [ 1330.017402][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.017464][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.017523][ T32] r4:00000000 [ 1330.017547][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.017589][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.017624][ T32] dd20: d4735000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.017675][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.017709][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.017736][ T32] r5:80000013 r4:80239bb0 [ 1330.017757][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.017799][ T32] r4:82ac11e4 [ 1330.017820][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.017864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.017886][ T32] r4:e055ddc0 [ 1330.017933][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.017980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.018007][ T32] r4:00000000 [ 1330.018047][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.018100][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.018124][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.018184][ T32] r5:00001000 r4:e03b1000 [ 1330.018209][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.018274][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.018318][ T32] r5:84af0b8c r4:84af0800 [ 1330.018372][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.018426][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.018449][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.018497][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.018523][ T32] r4:84a53d80 [ 1330.018545][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.018589][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.018648][ T32] r4:00000001 [ 1330.018674][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.018712][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.018741][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.018801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.018865][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.018900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.018925][ T32] r4:84a51100 [ 1330.018951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.019010][ T32] INFO: task kworker/1:405:4113 blocked for more than 456 seconds. [ 1330.019049][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.019236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.019275][ T32] task:kworker/1:405 state:D stack:0 pid:4113 tgid:4113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.019600][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.019644][ T32] Call trace: [ 1330.019683][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.019776][ T32] r10:82918930 r9:eaafdd84 r8:00000002 r7:60000013 r6:eaafdd8c r5:850d0c00 [ 1330.019833][ T32] r4:850d0c00 [ 1330.019861][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.019904][ T32] r5:850d0c00 r4:8291892c [ 1330.019928][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.020498][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2a300 ** 4 printk messages dropped ** [ 1330.020710][ T32] r5:00001000 r4:df95d000 [ 1330.020736][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.020877][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.021335][ T32] r10:00000000 r9:848ca780 r8:8027f5e8 r7:eaaf9e60 r6:848ca800 r5:850d0c00 ** 8 printk messages dropped ** [ 1330.021891][ T32] INFO: task kworker/1:405:4113 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 7 printk messages dropped ** [ 1330.022279][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 8 printk messages dropped ** [ 1330.022875][ T32] r4:e055ddc0 ** 4 printk messages dropped ** [ 1330.044861][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 8 printk messages dropped ** [ 1330.045481][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.045837][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.046235][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.046545][ T32] r5:850d1800 r4:8291892c ** 5 printk messages dropped ** [ 1330.046898][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.047286][ T32] r5:00001000 r4:dfb91000 [ 1330.047309][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.047473][ T32] r7:ddde2d80 r6:83018200 r5:85106b8c r4:848ca880 ** 5 printk messages dropped ** [ 1330.047670][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.048418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1330.049527][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.049742][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 10 printk messages dropped ** [ 1330.050243][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1330.050694][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1330.050823][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1330.050955][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.051042][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.051082][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.051111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.051140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.051182][ T32] r4:84a51100 [ 1330.051207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.051232][ T32] INFO: task kworker/1:407:4119 blocked for more than 456 seconds. [ 1330.051259][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.051283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.051303][ T32] task:kworker/1:407 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.051436][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.051482][ T32] Call trace: [ 1330.051574][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.051628][ T32] r10:82918930 r9:eab0dd84 r8:00000002 r7:60000113 r6:eab0dd8c r5:850d2400 [ 1330.051653][ T32] r4:850d2400 [ 1330.051672][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.051747][ T32] r5:850d2400 r4:8291892c [ 1330.051771][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.051810][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.051856][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab0de08 [ 1330.051909][ T32] r4:00000000 [ 1330.051932][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.052005][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.052045][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.052087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2a6c0 [ 1330.052141][ T32] r4:00000000 [ 1330.052165][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.052210][ T32] r9:83018205 r8:850d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1330.052230][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.052271][ T32] r5:00001000 r4:dfbf9000 [ 1330.052308][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.052356][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.052398][ T32] r5:85106f8c r4:85106c00 [ 1330.052418][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.052488][ T32] r7:ddde2d80 r6:83018200 r5:85106f8c r4:848ca980 [ 1330.052520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.052568][ T32] r10:61c88647 r9:850d2400 r8:848ca9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.052590][ T32] r4:848ca980 [ 1330.052614][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.052707][ T32] r10:00000000 r9:848ca980 r8:8027f5e8 r7:eab05e60 r6:848caa00 r5:850d2400 [ 1330.052863][ T32] r4:00000001 [ 1330.052912][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.052955][ T32] Exception stack(0xeab0dfb0 to 0xeab0dff8) [ 1330.053035][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.085928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.085984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.086053][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.086083][ T32] r4:84a2a400 [ 1330.086520][ T32] INFO: task kworker/1:407:4119 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.086590][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.086699][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.086770][ T32] Call trace: [ 1330.086904][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.086966][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.086992][ T32] r4:00000000 [ 1330.087013][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.087072][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.087105][ T32] dd20: d53e4000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.087158][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.087256][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.087286][ T32] r5:80000013 r4:80239bb0 [ 1330.087307][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.087481][ T32] r4:82ac11e4 [ 1330.087508][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1330.087880][ T32] r5:00001000 r4:e03b1000 ** 6 printk messages dropped ** [ 1330.088264][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.088633][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.089089][ T32] r10:82918930 r9:eab11d84 r8:00000002 r7:60000013 r6:eab11d8c r5:850d3000 ** 10 printk messages dropped ** [ 1330.089598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2aa00 ** 4 printk messages dropped ** [ 1330.089803][ T32] r5:00001000 r4:dfcb9000 ** 6 printk messages dropped ** [ 1330.090098][ T32] r10:61c88647 r9:850d3000 r8:848caaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.090451][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1330.090509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.090567][ T32] r4:84a2a540 [ 1330.090906][ T32] INFO: task kworker/1:408:4120 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.090941][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.091042][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.091098][ T32] Call trace: [ 1330.091159][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.091247][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.091277][ T32] r4:00000000 [ 1330.091298][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.091348][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.091377][ T32] dd20: d53e4000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.091407][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.091432][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.091455][ T32] r5:80000013 r4:80239bb0 [ 1330.091476][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.091516][ T32] r4:82ac11e4 [ 1330.091536][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.091577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.091635][ T32] r4:e055ddc0 [ 1330.091687][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.091750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.091775][ T32] r4:00000000 [ 1330.091800][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.091880][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.091912][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.092026][ T32] r5:00001000 r4:e03b1000 [ 1330.092061][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.092114][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.092199][ T32] r5:84af0b8c r4:84af0800 [ 1330.092234][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.092284][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.092337][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.092419][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.092446][ T32] r4:84a53d80 [ 1330.092550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.092637][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.092668][ T32] r4:00000001 [ 1330.092722][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.092762][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.092790][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.092820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.092882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.092928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.092951][ T32] r4:84a51100 [ 1330.093062][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.118035][ T32] INFO: task kworker/1:409:4122 blocked for more than 456 seconds. [ 1330.118101][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.118131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.118153][ T32] task:kworker/1:409 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.118214][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.118307][ T32] Call trace: [ 1330.118349][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1330.118628][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab15e08 ** 7 printk messages dropped ** [ 1330.118922][ T32] r9:83018205 r8:850d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 ** 1 printk messages dropped ** [ 1330.118983][ T32] r5:00001000 r4:dfc67000 ** 1 printk messages dropped ** [ 1330.119044][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1330.119548][ T32] r10:00000000 r9:848cab80 r8:8027f5e8 r7:eab11e60 r6:848cac00 r5:850d3c00 ** 8 printk messages dropped ** [ 1330.120307][ T32] INFO: task kworker/1:409:4122 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 9 printk messages dropped ** [ 1330.120940][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 9 printk messages dropped ** [ 1330.121483][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.121727][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.122073][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.122267][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1330.122511][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.122910][ T32] r5:850d4800 r4:8291892c ** 3 printk messages dropped ** [ 1330.132691][ T32] r4:00000000 [ 1330.132717][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.132761][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.132941][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.132989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85082780 [ 1330.133236][ T32] r4:00000000 [ 1330.134581][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.134781][ T32] r9:83018205 r8:850d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1330.134838][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.134934][ T32] r5:00001000 r4:dfdf9000 [ 1330.134974][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.135052][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.135169][ T32] r5:8511078c r4:85110400 [ 1330.135225][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.135325][ T32] r7:ddde2d80 r6:83018200 r5:8511078c r4:848cac80 [ 1330.135377][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.135464][ T32] r10:61c88647 r9:850d4800 r8:848cacac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.135510][ T32] r4:848cac80 [ 1330.135550][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.135640][ T32] r10:00000000 r9:848cac80 r8:8027f5e8 r7:eab11e60 r6:848cad00 r5:850d4800 [ 1330.135687][ T32] r4:00000001 [ 1330.135729][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.135799][ T32] Exception stack(0xeab19fb0 to 0xeab19ff8) [ 1330.135858][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.135914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.136033][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.136116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.136172][ T32] r4:84a2a8c0 [ 1330.136943][ T32] INFO: task kworker/1:410:4124 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.137023][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.137177][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.137306][ T32] Call trace: [ 1330.137444][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.137587][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.137651][ T32] r4:00000000 [ 1330.137696][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.137778][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.137838][ T32] dd20: d57f5000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.137904][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.137996][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.138053][ T32] r5:80000013 r4:80239bb0 [ 1330.138096][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.138180][ T32] r4:82ac11e4 [ 1330.138222][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.138347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.138396][ T32] r4:e055ddc0 [ 1330.138439][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.138524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.138570][ T32] r4:00000000 [ 1330.138610][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.138694][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.138735][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.138819][ T32] r5:00001000 r4:e03b1000 [ 1330.138861][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.138936][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.139017][ T32] r5:84af0b8c r4:84af0800 [ 1330.139063][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.139153][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 1 printk messages dropped ** [ 1330.139282][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.139877][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.140408][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.141474][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab09e08 ** 9 printk messages dropped ** [ 1330.142437][ T32] r5:00001000 r4:dfd67000 [ 1330.142500][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1330.142853][ T32] r7:ddde2d80 r6:83018200 r5:85107b8c r4:848cad80 ** 7 printk messages dropped ** [ 1330.177963][ T32] Exception stack(0xeab09fb0 to 0xeab09ff8) ** 7 printk messages dropped ** [ 1330.179197][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.179523][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1330.179908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 13 printk messages dropped ** [ 1330.180728][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.181063][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1330.181911][ T32] r10:82918930 r9:eab1dd84 r8:00000002 r7:60000113 r6:eab1dd8c r5:850d6000 ** 8 printk messages dropped ** [ 1330.182352][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.182690][ T32] r5:00001000 r4:dfd9f000 ** 1 printk messages dropped ** [ 1330.182797][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.194277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.194523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.194585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.194615][ T32] r4:84a2ab40 [ 1330.195046][ T32] INFO: task kworker/1:412:4128 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.195084][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.195158][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.195213][ T32] Call trace: [ 1330.195280][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.195342][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.195379][ T32] r4:00000000 [ 1330.195491][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.195545][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.195578][ T32] dd20: d5f01000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.195636][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.195698][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.195755][ T32] r5:80000013 r4:80239bb0 [ 1330.195803][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.195895][ T32] r4:82ac11e4 [ 1330.195940][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.196033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.196083][ T32] r4:e055ddc0 [ 1330.196131][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.196224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.196276][ T32] r4:00000000 [ 1330.196339][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.196542][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.196602][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.196704][ T32] r5:00001000 r4:e03b1000 [ 1330.196750][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.196851][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.196949][ T32] r5:84af0b8c r4:84af0800 [ 1330.197010][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.197116][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.197183][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.197286][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.197376][ T32] r4:84a53d80 [ 1330.197437][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.197534][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.197585][ T32] r4:00000001 [ 1330.197648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.197729][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.197804][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.197873][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.197931][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.198027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.198102][ T32] r4:84a51100 [ 1330.198159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.198216][ T32] INFO: task kworker/1:413:4129 blocked for more than 456 seconds. [ 1330.198294][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.198363][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.198408][ T32] task:kworker/1:413 state:D stack:0 pid:4129 tgid:4129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.198539][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.198704][ T32] Call trace: [ 1330.198777][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.198868][ T32] r10:82918930 r9:eab21d84 r8:00000002 r7:60000113 r6:eab21d8c r5:850d6c00 [ 1330.198923][ T32] r4:850d6c00 [ 1330.198971][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.199057][ T32] r5:850d6c00 r4:8291892c [ 1330.199139][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.199224][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.199356][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab21e08 [ 1330.199410][ T32] r4:00000000 [ 1330.199454][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.199568][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.199671][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.199762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2af00 [ 1330.199807][ T32] r4:00000000 [ 1330.199913][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.200011][ T32] r9:83018205 r8:850d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1330.200059][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.200146][ T32] r5:00001000 r4:dfdcd000 [ 1330.200222][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.200305][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.200354][ T32] r5:8511038c r4:85110000 [ 1330.200436][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.200520][ T32] r7:ddde2d80 r6:83018200 r5:8511038c r4:848caf80 [ 1330.200543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.200590][ T32] r10:61c88647 r9:850d6c00 r8:848cafac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.200612][ T32] r4:848caf80 [ 1330.200663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.200751][ T32] r10:00000000 r9:848caf80 r8:8027f5e8 r7:eab19e60 r6:84b39000 r5:850d6c00 [ 1330.200777][ T32] r4:00000001 [ 1330.200797][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.200858][ T32] Exception stack(0xeab21fb0 to 0xeab21ff8) [ 1330.200921][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.200959][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.200987][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.201018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.201040][ T32] r4:84a2ab40 [ 1330.201394][ T32] INFO: task kworker/1:413:4129 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.201460][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.201571][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.201628][ T32] Call trace: [ 1330.201667][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.201768][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.201796][ T32] r4:00000000 [ 1330.201816][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.201856][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.201914][ T32] dd20: d5f01000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.201948][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.201976][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.202001][ T32] r5:80000013 r4:80239bb0 [ 1330.202084][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.202129][ T32] r4:82ac11e4 [ 1330.202224][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.202302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.202333][ T32] r4:e055ddc0 [ 1330.202365][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.202534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.202584][ T32] r4:00000000 [ 1330.202629][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.202684][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.202711][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.202773][ T32] r5:00001000 r4:e03b1000 [ 1330.202918][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.202990][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.203095][ T32] r5:84af0b8c r4:84af0800 [ 1330.229437][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.229544][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.229576][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.229629][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.229657][ T32] r4:84a53d80 [ 1330.229738][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.229870][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.230285][ T32] r4:00000001 [ 1330.230450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.230598][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.230637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.231049][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.231498][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.231588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.231638][ T32] r4:84a51100 [ 1330.231677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.231730][ T32] INFO: task kworker/1:414:4133 blocked for more than 456 seconds. [ 1330.231767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.231795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.231819][ T32] task:kworker/1:414 state:D stack:0 pid:4133 tgid:4133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.232453][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.233024][ T32] Call trace: [ 1330.249558][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.249790][ T32] r10:82918930 r9:eab25d84 r8:00000002 r7:60000113 r6:eab25d8c r5:850c8000 [ 1330.249835][ T32] r4:850c8000 [ 1330.250178][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.250260][ T32] r5:850c8000 r4:8291892c [ 1330.250310][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.250728][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.250787][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab25e08 [ 1330.250844][ T32] r4:00000000 [ 1330.250964][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.251010][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.251061][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.251109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9040 [ 1330.251133][ T32] r4:00000000 [ 1330.251155][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.251206][ T32] r9:83018205 r8:850c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1330.251333][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.251409][ T32] r5:00001000 r4:e03b3000 [ 1330.251531][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.251587][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.251746][ T32] r5:85110b8c r4:85110800 [ 1330.252337][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.252943][ T32] r7:ddde2d80 r6:83018200 r5:85110b8c r4:84b39080 [ 1330.252995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.280607][ T32] r10:61c88647 r9:850c8000 r8:84b390ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.280719][ T32] r4:84b39080 [ 1330.280773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.280913][ T32] r10:00000000 r9:84b39080 r8:8027f5e8 r7:eab19e60 r6:84b39100 r5:850c8000 [ 1330.280967][ T32] r4:00000001 [ 1330.281056][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1330.281306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.282394][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.287173][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 4 printk messages dropped ** [ 1330.287550][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1330.288252][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.288591][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1330.289260][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1330.289409][ T32] r4:84a53d80 [ 1330.289459][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.289588][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.289652][ T32] r4:00000001 [ 1330.289698][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.289778][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.289839][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.289907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.289972][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.290035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.290085][ T32] r4:84a51100 [ 1330.290176][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.290247][ T32] INFO: task kworker/1:415:4134 blocked for more than 456 seconds. [ 1330.290348][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.290412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.290495][ T32] task:kworker/1:415 state:D stack:0 pid:4134 tgid:4134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.290627][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.290727][ T32] Call trace: [ 1330.290804][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.290913][ T32] r10:82918930 r9:eab29d84 r8:00000002 r7:60000113 r6:eab29d8c r5:850c8c00 [ 1330.290970][ T32] r4:850c8c00 [ 1330.291027][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.291115][ T32] r5:850c8c00 r4:8291892c [ 1330.291163][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.291301][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.291447][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab29e08 [ 1330.291528][ T32] r4:00000000 [ 1330.291584][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.291796][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.291958][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.292057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9500 [ 1330.292114][ T32] r4:00000000 [ 1330.292161][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.292261][ T32] r9:83018205 r8:850c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1330.292313][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.292429][ T32] r5:00001000 r4:e0401000 [ 1330.292514][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.292616][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.292709][ T32] r5:8511138c r4:85111000 [ 1330.292759][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.292858][ T32] r7:ddde2d80 r6:83018200 r5:8511138c r4:84b39180 [ 1330.292911][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.293015][ T32] r10:61c88647 r9:850c8c00 r8:84b391ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.319547][ T32] r4:84b39180 [ 1330.319763][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.319973][ T32] r10:00000000 r9:84b39180 r8:8027f5e8 r7:eab25e60 r6:84b39200 r5:850c8c00 [ 1330.320043][ T32] r4:00000001 [ 1330.320192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.320292][ T32] Exception stack(0xeab29fb0 to 0xeab29ff8) [ 1330.320375][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.320446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.320584][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.320658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.320790][ T32] r4:84bb9000 [ 1330.321515][ T32] INFO: task kworker/1:415:4134 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.321594][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.321762][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.321877][ T32] Call trace: [ 1330.322113][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.322226][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.322281][ T32] r4:00000000 [ 1330.322334][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.322424][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.322531][ T32] dd20: d6af4000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.322756][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.322834][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.322890][ T32] r5:80000013 r4:80239bb0 [ 1330.322940][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.323041][ T32] r4:82ac11e4 [ 1330.323222][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.328633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.328947][ T32] r4:e055ddc0 [ 1330.329017][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.329132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.329194][ T32] r4:00000000 [ 1330.329245][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.329364][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.329509][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.329615][ T32] r5:00001000 r4:e03b1000 [ 1330.329666][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.329758][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.329859][ T32] r5:84af0b8c r4:84af0800 [ 1330.329969][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.330184][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.330416][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.330528][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.330585][ T32] r4:84a53d80 [ 1330.330696][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.330805][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.330862][ T32] r4:00000001 [ 1330.330949][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.331039][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.331164][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.331247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.331342][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.331519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.331635][ T32] r4:84a51100 [ 1330.331747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.331817][ T32] INFO: task kworker/1:416:4135 blocked for more than 456 seconds. [ 1330.332373][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.332441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.332614][ T32] task:kworker/1:416 state:D stack:0 pid:4135 tgid:4135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.332739][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.333080][ T32] Call trace: ** 2 printk messages dropped ** [ 1330.358690][ T32] r4:850c9800 ** 2 printk messages dropped ** [ 1330.358886][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.359255][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.359362][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.359493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9400 [ 1330.359554][ T32] r4:00000000 [ 1330.359603][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.359733][ T32] r9:83018205 r8:850c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1330.359785][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.359887][ T32] r5:00001000 r4:e03d7000 [ 1330.359936][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.360149][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.360269][ T32] r5:85110f8c r4:85110c00 [ 1330.360320][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.360430][ T32] r7:ddde2d80 r6:83018200 r5:85110f8c r4:84b39280 [ 1330.360516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.360621][ T32] r10:61c88647 r9:850c9800 r8:84b392ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.360702][ T32] r4:84b39280 [ 1330.360786][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.360895][ T32] r10:00000000 r9:84b39280 r8:8027f5e8 r7:eab29e60 r6:84b39300 r5:850c9800 [ 1330.360951][ T32] r4:00000001 [ 1330.360997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.361116][ T32] Exception stack(0xeab2dfb0 to 0xeab2dff8) [ 1330.361335][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.361425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.361501][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.361585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.361643][ T32] r4:84bb9000 [ 1330.362360][ T32] INFO: task kworker/1:416:4135 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.362460][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.362627][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.362737][ T32] Call trace: [ 1330.362810][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.362915][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.362993][ T32] r4:00000000 [ 1330.373940][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.374212][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.374309][ T32] dd20: d6d5a000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.374394][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.374455][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.374519][ T32] r5:80000013 r4:80239bb0 [ 1330.374567][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.374666][ T32] r4:82ac11e4 [ 1330.374717][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.374809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.374863][ T32] r4:e055ddc0 [ 1330.374913][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.375025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.375081][ T32] r4:00000000 [ 1330.375150][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.375260][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.375329][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.375450][ T32] r5:00001000 r4:e03b1000 [ 1330.375529][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.375635][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.375733][ T32] r5:84af0b8c r4:84af0800 [ 1330.375799][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.375905][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.375956][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.376060][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1330.376338][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.376788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1330.377830][ T32] r10:82918930 r9:eab3dd84 r8:00000002 r7:60000013 r6:eab3dd8c r5:84855400 ** 8 printk messages dropped ** [ 1330.378571][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.379244][ T32] r5:00001000 r4:e05a7000 ** 1 printk messages dropped ** [ 1330.379426][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1330.379924][ T32] r10:61c88647 r9:84855400 r8:84b393ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.380580][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.382107][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1330.382542][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1330.403998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 7 printk messages dropped ** [ 1330.404563][ T32] r5:84af0b8c r4:84af0800 ** 5 printk messages dropped ** [ 1330.404773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1330.405162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1330.405302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.405330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.405447][ T32] task:kworker/1:418 state:D stack:0 pid:4139 tgid:4139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.405546][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.405608][ T32] Call trace: [ 1330.405642][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.405694][ T32] r10:82918930 r9:eab41d84 r8:00000002 r7:60000013 r6:eab41d8c r5:84856c00 [ 1330.405718][ T32] r4:84856c00 [ 1330.405739][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.405812][ T32] r5:84856c00 r4:8291892c [ 1330.405837][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.405878][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.405927][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab41e08 [ 1330.405965][ T32] r4:00000000 [ 1330.406083][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.406128][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.406165][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.406224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb96c0 [ 1330.406250][ T32] r4:00000000 [ 1330.406302][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.406385][ T32] r9:83018205 r8:84856c00 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1330.406437][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.406494][ T32] r5:00001000 r4:e0431000 [ 1330.406528][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.406571][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.406621][ T32] r5:8511178c r4:85111400 [ 1330.406642][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.406688][ T32] r7:ddde2d80 r6:83018200 r5:8511178c r4:84b39400 [ 1330.406709][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.406756][ T32] r10:61c88647 r9:84856c00 r8:84b3942c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.406781][ T32] r4:84b39400 [ 1330.406814][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.406871][ T32] r10:00000000 r9:84b39400 r8:8027f5e8 r7:eab3de60 r6:8506a880 r5:84856c00 [ 1330.406895][ T32] r4:00000001 [ 1330.406930][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.406968][ T32] Exception stack(0xeab41fb0 to 0xeab41ff8) [ 1330.407021][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.407055][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.407106][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.407140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.407163][ T32] r4:84bb93c0 [ 1330.407603][ T32] INFO: task kworker/1:418:4139 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.407647][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.407737][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.407798][ T32] Call trace: [ 1330.407836][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.407885][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.407920][ T32] r4:00000000 [ 1330.407942][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.407983][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.408012][ T32] dd20: d7061000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.408041][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.408091][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.408142][ T32] r5:80000013 r4:80239bb0 [ 1330.408165][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.408209][ T32] r4:82ac11e4 [ 1330.408456][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.408540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.408564][ T32] r4:e055ddc0 [ 1330.408584][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.408633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.408657][ T32] r4:00000000 [ 1330.408677][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.408727][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.408765][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.408813][ T32] r5:00001000 r4:e03b1000 [ 1330.408867][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.408912][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.408955][ T32] r5:84af0b8c r4:84af0800 [ 1330.408975][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.409024][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.409045][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.409092][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.409114][ T32] r4:84a53d80 [ 1330.409134][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.409197][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.409238][ T32] r4:00000001 [ 1330.409261][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.409296][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.409325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.409358][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.409386][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.409421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.409533][ T32] r4:84a51100 [ 1330.409559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.409586][ T32] INFO: task kworker/1:419:4140 blocked for more than 456 seconds. [ 1330.409713][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.409782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.409892][ T32] task:kworker/1:419 state:D stack:0 pid:4140 tgid:4140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.409984][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.410061][ T32] Call trace: [ 1330.410127][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.410177][ T32] r10:82918930 r9:eab45d84 r8:00000002 r7:60000113 r6:eab45d8c r5:84856000 [ 1330.410200][ T32] r4:84856000 [ 1330.410283][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.410362][ T32] r5:84856000 r4:8291892c [ 1330.410415][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.410490][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.410553][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab45e08 [ 1330.410599][ T32] r4:00000000 [ 1330.410622][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.410661][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.410699][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.410745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9840 [ 1330.410804][ T32] r4:00000000 [ 1330.410830][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.410984][ T32] r9:83018205 r8:84856000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1330.411009][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.411082][ T32] r5:00001000 r4:e0491000 [ 1330.411106][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.411147][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.411219][ T32] r5:85111b8c r4:85111800 [ 1330.411242][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.411288][ T32] r7:ddde2d80 r6:83018200 r5:85111b8c r4:84b39480 [ 1330.411312][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.411365][ T32] r10:61c88647 r9:84856000 r8:84b394ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.411389][ T32] r4:84b39480 [ 1330.411409][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.411483][ T32] r10:00000000 r9:84b39480 r8:8027f5e8 r7:eab3de60 r6:8506a900 r5:84856000 [ 1330.411509][ T32] r4:00000001 [ 1330.411558][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.411604][ T32] Exception stack(0xeab45fb0 to 0xeab45ff8) [ 1330.411702][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.411738][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.411767][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.411799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.411881][ T32] r4:84bb9600 [ 1330.412244][ T32] INFO: task kworker/1:419:4140 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.412286][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.412542][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.412599][ T32] Call trace: [ 1330.412632][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.412682][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.412707][ T32] r4:00000000 [ 1330.412795][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.412863][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.412930][ T32] dd20: d7061000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.413065][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.435245][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.435302][ T32] r5:80000013 r4:80239bb0 [ 1330.435356][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.435452][ T32] r4:82ac11e4 [ 1330.435505][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.435555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 6 printk messages dropped ** [ 1330.435834][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1330.436275][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.436625][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.436963][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.437172][ T32] r5:84852400 r4:8291892c ** 5 printk messages dropped ** [ 1330.437414][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.437662][ T32] r5:00001000 r4:e04d7000 [ 1330.437684][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.437959][ T32] r10:61c88647 r9:84852400 r8:84b3952c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1330.438342][ T32] r4:84bb93c0 ** 5 printk messages dropped ** [ 1330.438993][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 7 printk messages dropped ** [ 1330.439295][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1330.439790][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1330.440176][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.440441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.441003][ T32] r10:82918930 r9:eab4dd84 r8:00000002 r7:60000113 r6:eab4dd8c r5:84850000 [ 1330.441034][ T32] r4:84850000 [ 1330.441056][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.441098][ T32] r5:84850000 r4:8291892c [ 1330.441118][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.441157][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.441204][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab4de08 [ 1330.441227][ T32] r4:00000000 [ 1330.441247][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.441297][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.441338][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.441381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9ac0 [ 1330.441403][ T32] r4:00000000 [ 1330.441485][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.441537][ T32] r9:83018205 r8:84850000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1330.441598][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.441646][ T32] r5:00001000 r4:e0587000 [ 1330.441667][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.441737][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.441782][ T32] r5:8511238c r4:85112000 [ 1330.441834][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.441898][ T32] r7:ddde2d80 r6:83018200 r5:8511238c r4:84b39580 [ 1330.441922][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.441971][ T32] r10:61c88647 r9:84850000 r8:84b395ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.442009][ T32] r4:84b39580 [ 1330.442032][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.442076][ T32] r10:00000000 r9:84b39580 r8:8027f5e8 r7:eab3de60 r6:8506aa00 r5:84850000 [ 1330.442103][ T32] r4:00000001 [ 1330.442124][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.442159][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) [ 1330.442190][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.442220][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.442247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.442292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.442317][ T32] r4:84bb93c0 [ 1330.442579][ T32] INFO: task kworker/1:421:4145 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.442619][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.442691][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.442738][ T32] Call trace: [ 1330.442768][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.442815][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.442847][ T32] r4:00000000 [ 1330.442897][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.442966][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.442996][ T32] dd20: d75a3000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.443053][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.443154][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.465013][ T32] r5:80000013 r4:80239bb0 [ 1330.465091][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.465161][ T32] r4:82ac11e4 [ 1330.465188][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.465243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.465300][ T32] r4:e055ddc0 [ 1330.465325][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.465368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.465392][ T32] r4:00000000 [ 1330.465439][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.465490][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.465512][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.465570][ T32] r5:00001000 r4:e03b1000 [ 1330.465600][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.465643][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.465685][ T32] r5:84af0b8c r4:84af0800 [ 1330.465733][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.465789][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.465811][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.466012][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.466185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1330.466619][ T32] r10:82918930 r9:eab59d84 r8:00000002 r7:60000013 r6:eab59d8c r5:848ac800 ** 8 printk messages dropped ** [ 1330.466968][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.467236][ T32] r5:00001000 r4:ea9cb000 [ 1330.467281][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1330.467381][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.467628][ T32] r10:00000000 r9:84b39600 r8:8027f5e8 r7:eab3de60 r6:8506aa80 r5:848ac800 [ 1330.467654][ T32] r4:00000001 [ 1330.467673][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.467734][ T32] Exception stack(0xeab59fb0 to 0xeab59ff8) [ 1330.467766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.467825][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.467855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.467916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.467941][ T32] r4:84bb99c0 [ 1330.468349][ T32] INFO: task kworker/1:422:4148 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.468387][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.468448][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.468553][ T32] Call trace: [ 1330.468588][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.468643][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.468667][ T32] r4:00000000 [ 1330.468686][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.468750][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.468782][ T32] dd20: d7927000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.468812][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.468838][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.468862][ T32] r5:80000013 r4:80239bb0 [ 1330.468882][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.468948][ T32] r4:82ac11e4 [ 1330.468999][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.469044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.469068][ T32] r4:e055ddc0 [ 1330.469087][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.469127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.469151][ T32] r4:00000000 [ 1330.469197][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.469248][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.469271][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.469347][ T32] r5:00001000 r4:e03b1000 [ 1330.469374][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.469443][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.469488][ T32] r5:84af0b8c r4:84af0800 [ 1330.469508][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.469552][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.469573][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.469624][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.469647][ T32] r4:84a53d80 [ 1330.469693][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.469743][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.469766][ T32] r4:00000001 [ 1330.469785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.469818][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.469845][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.469907][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.469966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.470028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.470071][ T32] r4:84a51100 [ 1330.470116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.470144][ T32] INFO: task kworker/1:423:4149 blocked for more than 456 seconds. [ 1330.470171][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.470223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.470280][ T32] task:kworker/1:423 state:D stack:0 pid:4149 tgid:4149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.470329][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.470389][ T32] Call trace: [ 1330.470480][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.470529][ T32] r10:82918930 r9:eab5dd84 r8:00000002 r7:60000113 r6:eab5dd8c r5:85048000 [ 1330.470551][ T32] r4:85048000 [ 1330.470570][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.470631][ T32] r5:85048000 r4:8291892c [ 1330.470680][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.470747][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.470821][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab5de08 [ 1330.470875][ T32] r4:00000000 [ 1330.470897][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.470937][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.471003][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.471072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bb9d00 [ 1330.471095][ T32] r4:00000000 [ 1330.471141][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.471191][ T32] r9:83018205 r8:85048000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1330.471213][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.471254][ T32] r5:00001000 r4:e05c1000 [ 1330.471273][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.471322][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.471374][ T32] r5:85112b8c r4:85112800 [ 1330.471396][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.471439][ T32] r7:ddde2d80 r6:83018200 r5:85112b8c r4:84b39680 [ 1330.471490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.471538][ T32] r10:61c88647 r9:85048000 r8:84b396ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1330.471779][ T32] Exception stack(0xeab5dfb0 to 0xeab5dff8) ** 6 printk messages dropped ** [ 1330.472245][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1330.472989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 12 printk messages dropped ** [ 1330.491583][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 5 printk messages dropped ** [ 1330.492257][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.492982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1330.521976][ T32] r4:8504a400 ** 4 printk messages dropped ** [ 1330.522282][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab69e08 ** 9 printk messages dropped ** [ 1330.522705][ T32] r5:00001000 r4:e05df000 [ 1330.522788][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1330.522962][ T32] r5:85112f8c r4:85112c00 [ 1330.522986][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.523102][ T32] r7:ddde2d80 r6:83018200 r5:85112f8c r4:84b39700 [ 1330.525390][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.525496][ T32] r10:61c88647 r9:8504a400 r8:84b3972c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.525526][ T32] r4:84b39700 [ 1330.525547][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.525594][ T32] r10:00000000 r9:84b39700 r8:8027f5e8 r7:eab59e60 r6:8506ab80 r5:8504a400 [ 1330.525618][ T32] r4:00000001 [ 1330.525638][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.525674][ T32] Exception stack(0xeab69fb0 to 0xeab69ff8) [ 1330.525738][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.525771][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.525798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.525828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.525878][ T32] r4:84bb9b80 [ 1330.526308][ T32] INFO: task kworker/1:424:4152 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.526372][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.526510][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.526599][ T32] Call trace: [ 1330.526663][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.526756][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.526804][ T32] r4:00000000 [ 1330.526845][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.526925][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.526977][ T32] dd20: d82ad000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.527043][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.527097][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.527145][ T32] r5:80000013 r4:80239bb0 [ 1330.527220][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.527315][ T32] r4:82ac11e4 [ 1330.527360][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.527446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.527492][ T32] r4:e055ddc0 [ 1330.527567][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.527657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.527711][ T32] r4:00000000 [ 1330.527784][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.527912][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.528006][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.528090][ T32] r5:00001000 r4:e03b1000 [ 1330.528136][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.528230][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.528318][ T32] r5:84af0b8c r4:84af0800 [ 1330.528365][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.528453][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.528517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.528604][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.528652][ T32] r4:84a53d80 [ 1330.528722][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.528813][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.528864][ T32] r4:00000001 [ 1330.528903][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.528975][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.529058][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.529122][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.529360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.529466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.529512][ T32] r4:84a51100 [ 1330.529555][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.529608][ T32] INFO: task kworker/1:425:4153 blocked for more than 457 seconds. [ 1330.529672][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.529754][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.529806][ T32] task:kworker/1:425 state:D stack:0 pid:4153 tgid:4153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.529928][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.530047][ T32] Call trace: [ 1330.530138][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.530229][ T32] r10:82918930 r9:eab6dd84 r8:00000002 r7:60000113 r6:eab6dd8c r5:85048c00 [ 1330.530327][ T32] r4:85048c00 [ 1330.530383][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.530466][ T32] r5:85048c00 r4:8291892c [ 1330.530504][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.530581][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.530836][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1330.530938][ T32] r4:00000000 [ 1330.530987][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.531072][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1330.531277][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.531545][ T32] r5:00001000 r4:e87f7000 [ 1330.531587][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.531677][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.532082][ T32] r4:84b39780 ** 4 printk messages dropped ** [ 1330.532374][ T32] Exception stack(0xeab6dfb0 to 0xeab6dff8) ** 4 printk messages dropped ** [ 1330.532707][ T32] r4:84bb9cc0 ** 1 printk messages dropped ** [ 1330.564085][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.565041][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 8 printk messages dropped ** [ 1330.565656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.565705][ T32] r4:00000000 [ 1330.565748][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.565845][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.565956][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.566047][ T32] r5:00001000 r4:e03b1000 [ 1330.566092][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.566217][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.566344][ T32] r5:84af0b8c r4:84af0800 [ 1330.566393][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.566484][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.566563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.566662][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.566712][ T32] r4:84a53d80 [ 1330.566755][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.566852][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.566964][ T32] r4:00000001 [ 1330.567079][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.567164][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.567220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.567281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.567364][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.567445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.567491][ T32] r4:84a51100 [ 1330.567539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.567602][ T32] INFO: task kworker/1:426:4156 blocked for more than 457 seconds. [ 1330.567705][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.567858][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.567924][ T32] task:kworker/1:426 state:D stack:0 pid:4156 tgid:4156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.568019][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.568169][ T32] Call trace: [ 1330.568256][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.568357][ T32] r10:82918930 r9:eab71d84 r8:00000002 r7:60000113 r6:eab71d8c r5:8504b000 [ 1330.568410][ T32] r4:8504b000 [ 1330.568457][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.568566][ T32] r5:8504b000 r4:8291892c [ 1330.568683][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.568817][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.568943][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab71e08 [ 1330.569034][ T32] r4:00000000 [ 1330.569064][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.569141][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.569182][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.569223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84917f80 [ 1330.569282][ T32] r4:00000000 [ 1330.569307][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.569360][ T32] r9:83018205 r8:8504b000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1330.569384][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.569454][ T32] r5:00001000 r4:ea841000 [ 1330.569507][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.569550][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.569592][ T32] r5:8511378c r4:85113400 [ 1330.569614][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.569658][ T32] r7:ddde2d80 r6:83018200 r5:8511378c r4:84b39800 [ 1330.569707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.569758][ T32] r10:61c88647 r9:8504b000 r8:84b3982c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.569785][ T32] r4:84b39800 [ 1330.569807][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.569851][ T32] r10:00000000 r9:84b39800 r8:8027f5e8 r7:eab59e60 r6:8506ac80 r5:8504b000 [ 1330.569874][ T32] r4:00000001 [ 1330.569893][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.569926][ T32] Exception stack(0xeab71fb0 to 0xeab71ff8) [ 1330.569957][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.570016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.570046][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.570675][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.570865][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1330.571193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 11 printk messages dropped ** [ 1330.571749][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1330.572607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.600806][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.601164][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1330.601974][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1330.602408][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1330.602915][ T32] r10:00000000 r9:84b39880 r8:8027f5e8 r7:eab59e60 r6:8506ad00 r5:8504bc00 ** 6 printk messages dropped ** [ 1330.603788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1330.604691][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.604937][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.605101][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 5 printk messages dropped ** [ 1330.605339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 7 printk messages dropped ** [ 1330.605739][ T32] r5:00001000 r4:e03b1000 ** 2 printk messages dropped ** [ 1330.605910][ T32] r5:84af0b8c r4:84af0800 [ 1330.605963][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.606012][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.606061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.606111][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.606170][ T32] r4:84a53d80 [ 1330.606226][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.606287][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.606313][ T32] r4:00000001 [ 1330.606347][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.606409][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.606437][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.606501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.606567][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.606632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.606662][ T32] r4:84a51100 [ 1330.606688][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.606717][ T32] INFO: task kworker/1:428:4159 blocked for more than 457 seconds. [ 1330.606750][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.606776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.606797][ T32] task:kworker/1:428 state:D stack:0 pid:4159 tgid:4159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.606919][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.606963][ T32] Call trace: [ 1330.607053][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.607125][ T32] r10:82918930 r9:eab79d84 r8:00000002 r7:60000113 r6:eab79d8c r5:8504c800 [ 1330.607152][ T32] r4:8504c800 [ 1330.607172][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.607213][ T32] r5:8504c800 r4:8291892c [ 1330.607266][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.607309][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.607361][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab79e08 [ 1330.607406][ T32] r4:00000000 [ 1330.607515][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.607563][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.607606][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.607696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd100 [ 1330.607787][ T32] r4:00000000 [ 1330.607973][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.608077][ T32] r9:83018205 r8:8504c800 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.608131][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.608224][ T32] r5:00001000 r4:ea9b7000 [ 1330.608332][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.608421][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.608527][ T32] r5:85113f8c r4:85113c00 [ 1330.608573][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.608671][ T32] r7:ddde2d80 r6:83018200 r5:85113f8c r4:84b39900 [ 1330.608717][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.608807][ T32] r10:61c88647 r9:8504c800 r8:84b3992c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.608853][ T32] r4:84b39900 [ 1330.608895][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.608987][ T32] r10:00000000 r9:84b39900 r8:8027f5e8 r7:eab59e60 r6:8506ad80 r5:8504c800 [ 1330.609038][ T32] r4:00000001 [ 1330.609084][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.609195][ T32] Exception stack(0xeab79fb0 to 0xeab79ff8) [ 1330.609262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.609327][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.609497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.609579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.609634][ T32] r4:84a2afc0 [ 1330.610105][ T32] INFO: task kworker/1:428:4159 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.610171][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.610291][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.610423][ T32] Call trace: [ 1330.610472][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.610524][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.610549][ T32] r4:00000000 [ 1330.610569][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.610618][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.610674][ T32] dd20: d8882000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.610724][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.610774][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.610810][ T32] r5:80000013 r4:80239bb0 [ 1330.610857][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.610943][ T32] r4:82ac11e4 [ 1330.610988][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.611084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.611112][ T32] r4:e055ddc0 [ 1330.611196][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.611266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.611392][ T32] r4:00000000 [ 1330.611417][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.611465][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.611486][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.611528][ T32] r5:00001000 r4:e03b1000 [ 1330.611548][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.611605][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.611678][ T32] r5:84af0b8c r4:84af0800 [ 1330.611723][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.611822][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.611895][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.611945][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.611985][ T32] r4:84a53d80 [ 1330.612008][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.612066][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.612092][ T32] r4:00000001 [ 1330.612112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.612148][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.612174][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.612215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.612246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.612289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.612315][ T32] r4:84a51100 [ 1330.612360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.612401][ T32] INFO: task kworker/1:429:4162 blocked for more than 457 seconds. [ 1330.612456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.612519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.612541][ T32] task:kworker/1:429 state:D stack:0 pid:4162 tgid:4162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.612607][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.612654][ T32] Call trace: [ 1330.612687][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.612737][ T32] r10:82918930 r9:eab89d84 r8:00000002 r7:60000113 r6:eab89d8c r5:8504e000 [ 1330.612760][ T32] r4:8504e000 [ 1330.612780][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.612820][ T32] r5:8504e000 r4:8291892c [ 1330.612840][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.612880][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.612952][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab89e08 [ 1330.612980][ T32] r4:00000000 [ 1330.613000][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.613071][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.635395][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.635486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd6c0 [ 1330.635513][ T32] r4:00000000 [ 1330.635535][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.635614][ T32] r9:83018205 r8:8504e000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1330.635644][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.635694][ T32] r5:00001000 r4:ea9fb000 [ 1330.635715][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.635758][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.635802][ T32] r5:85114f8c r4:85114c00 [ 1330.635836][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.635889][ T32] r7:ddde2d80 r6:83018200 r5:85114f8c r4:84b39980 [ 1330.635911][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.635959][ T32] r10:61c88647 r9:8504e000 r8:84b399ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.636010][ T32] r4:84b39980 [ 1330.636058][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.636110][ T32] r10:00000000 r9:84b39980 r8:8027f5e8 r7:eab59e60 r6:8506ae00 r5:8504e000 [ 1330.636158][ T32] r4:00000001 [ 1330.636183][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.636248][ T32] Exception stack(0xeab89fb0 to 0xeab89ff8) [ 1330.636282][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.636313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.636365][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.636399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.636447][ T32] r4:84bdd180 [ 1330.636900][ T32] INFO: task kworker/1:429:4162 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.636938][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.637009][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.637087][ T32] Call trace: [ 1330.637136][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.637214][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.637242][ T32] r4:00000000 [ 1330.637292][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.637335][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1330.637468][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1330.637730][ T32] r4:e055ddc0 ** 3 printk messages dropped ** [ 1330.637886][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1330.638207][ T32] r5:84af0b8c r4:84af0800 ** 3 printk messages dropped ** [ 1330.638389][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.638412][ T32] r4:84a53d80 [ 1330.638473][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.638574][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.638655][ T32] r4:00000001 [ 1330.638679][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.638741][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.638771][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.638801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.638828][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.638858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.638976][ T32] r4:84a51100 [ 1330.639002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.639105][ T32] INFO: task kworker/1:430:4164 blocked for more than 457 seconds. [ 1330.639158][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.639189][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.639210][ T32] task:kworker/1:430 state:D stack:0 pid:4164 tgid:4164 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.639255][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.639315][ T32] Call trace: [ 1330.639377][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.639426][ T32] r10:82918930 r9:eab91d84 r8:00000002 r7:60000113 r6:eab91d8c r5:85049800 [ 1330.639462][ T32] r4:85049800 [ 1330.639511][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.639554][ T32] r5:85049800 r4:8291892c [ 1330.639598][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.639641][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.639713][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 [ 1330.639742][ T32] r4:00000000 [ 1330.639777][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.639823][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.639861][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.639902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd400 [ 1330.639925][ T32] r4:00000000 [ 1330.639944][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.639989][ T32] r9:83018205 r8:85049800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1330.640011][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.640079][ T32] r5:00001000 r4:ea9d9000 [ 1330.640103][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.640145][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.640186][ T32] r5:8511478c r4:85114400 [ 1330.640205][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.640289][ T32] r7:ddde2d80 r6:83018200 r5:8511478c r4:84b39a00 [ 1330.640607][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.640740][ T32] r10:61c88647 r9:85049800 r8:84b39a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.640767][ T32] r4:84b39a00 [ 1330.640789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.640834][ T32] r10:00000000 r9:84b39a00 r8:8027f5e8 r7:eab89e60 r6:8506ae80 r5:85049800 [ 1330.640857][ T32] r4:00000001 [ 1330.641050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.641104][ T32] Exception stack(0xeab91fb0 to 0xeab91ff8) ** 1 printk messages dropped ** [ 1330.641165][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.642283][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.642477][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1330.643012][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.668574][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.668901][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1330.669379][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.669735][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.670590][ T32] r5:00001000 r4:ea9e7000 ** 1 printk messages dropped ** [ 1330.670666][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.671389][ T32] Exception stack(0xeab95fb0 to 0xeab95ff8) ** 6 printk messages dropped ** [ 1330.671997][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.672873][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1330.689432][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 8 printk messages dropped ** [ 1330.690287][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1330.690923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1330.691065][ T32] r4:84a51100 [ 1330.691122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.691185][ T32] INFO: task kworker/1:432:4168 blocked for more than 457 seconds. [ 1330.691252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.691308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.691372][ T32] task:kworker/1:432 state:D stack:0 pid:4168 tgid:4168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.691554][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.691654][ T32] Call trace: [ 1330.691785][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.691921][ T32] r10:82918930 r9:eaba1d84 r8:00000002 r7:60000113 r6:eaba1d8c r5:8504ec00 [ 1330.691993][ T32] r4:8504ec00 [ 1330.692041][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.692156][ T32] r5:8504ec00 r4:8291892c [ 1330.692205][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.692289][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.692385][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba1e08 [ 1330.692500][ T32] r4:00000000 [ 1330.692595][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.692778][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.692877][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.693092][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bddd00 [ 1330.713791][ T32] r4:00000000 [ 1330.713884][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.714033][ T32] r9:83018205 r8:8504ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1330.714102][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.714206][ T32] r5:00001000 r4:eabdb000 [ 1330.714266][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.714421][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.714520][ T32] r5:8511638c r4:85116000 [ 1330.714567][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.714731][ T32] r7:ddde2d80 r6:83018200 r5:8511638c r4:84b39b00 [ 1330.714804][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.714903][ T32] r10:61c88647 r9:8504ec00 r8:84b39b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.714954][ T32] r4:84b39b00 [ 1330.714999][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.715177][ T32] r10:00000000 r9:84b39b00 r8:8027f5e8 r7:eab89e60 r6:8506af80 r5:8504ec00 [ 1330.715265][ T32] r4:00000001 [ 1330.715425][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.715510][ T32] Exception stack(0xeaba1fb0 to 0xeaba1ff8) [ 1330.715592][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.715742][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.715807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.715870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.715919][ T32] r4:84bdd380 [ 1330.716730][ T32] INFO: task kworker/1:432:4168 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.716809][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.717216][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.717414][ T32] Call trace: [ 1330.717604][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.717712][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.717783][ T32] r4:00000000 [ 1330.717956][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.718071][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.718140][ T32] dd20: d965a000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.718382][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.718480][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.718544][ T32] r5:80000013 r4:80239bb0 [ 1330.718731][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.718951][ T32] r4:82ac11e4 [ 1330.719081][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.719264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.719537][ T32] r4:e055ddc0 [ 1330.719588][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.719729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.719783][ T32] r4:00000000 [ 1330.719828][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.719936][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.720158][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.720252][ T32] r5:00001000 r4:e03b1000 [ 1330.720424][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.720537][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.720657][ T32] r5:84af0b8c r4:84af0800 [ 1330.720737][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.720834][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.720920][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.721052][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.721107][ T32] r4:84a53d80 [ 1330.721150][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.721248][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.721299][ T32] r4:00000001 [ 1330.721359][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.721502][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.721571][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.721635][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.721710][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.721806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.721892][ T32] r4:84a51100 [ 1330.721997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.722064][ T32] INFO: task kworker/1:433:4170 blocked for more than 457 seconds. [ 1330.722135][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.722187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.722296][ T32] task:kworker/1:433 state:D stack:0 pid:4170 tgid:4170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.722411][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.722500][ T32] Call trace: [ 1330.722573][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.722669][ T32] r10:82918930 r9:eaba9d84 r8:00000002 r7:60000113 r6:eaba9d8c r5:84810c00 [ 1330.722733][ T32] r4:84810c00 [ 1330.722798][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.722886][ T32] r5:84810c00 r4:8291892c [ 1330.722929][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1330.754599][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1330.754843][ T32] r5:00001000 r4:eaa19000 ** 2 printk messages dropped ** [ 1330.755152][ T32] r5:8511538c r4:85115000 ** 1 printk messages dropped ** [ 1330.755366][ T32] r7:ddde2d80 r6:83018200 r5:8511538c r4:84b39b80 ** 3 printk messages dropped ** [ 1330.755699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1330.756243][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.757402][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.758128][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 4 printk messages dropped ** [ 1330.758572][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1330.759315][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 1 printk messages dropped ** [ 1330.759464][ T32] r5:00001000 r4:e03b1000 [ 1330.759512][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.759602][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.759729][ T32] r5:84af0b8c r4:84af0800 [ 1330.759855][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.759954][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.759997][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.760087][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.760153][ T32] r4:84a53d80 [ 1330.760201][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.760297][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.760348][ T32] r4:00000001 [ 1330.760481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.760570][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.760648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.760714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.760773][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.760836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.760900][ T32] r4:84a51100 [ 1330.760952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.761033][ T32] INFO: task kworker/1:434:4171 blocked for more than 457 seconds. [ 1330.761133][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.761195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.761239][ T32] task:kworker/1:434 state:D stack:0 pid:4171 tgid:4171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.761408][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.761525][ T32] Call trace: [ 1330.761599][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.761697][ T32] r10:82918930 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:84811800 [ 1330.761778][ T32] r4:84811800 [ 1330.761829][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.761915][ T32] r5:84811800 r4:8291892c [ 1330.761958][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.762040][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.762174][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabb1e08 [ 1330.762231][ T32] r4:00000000 [ 1330.762281][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.762394][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.762487][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.762664][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bdd940 [ 1330.762722][ T32] r4:00000000 [ 1330.762766][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.762891][ T32] r9:83018205 r8:84811800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1330.762941][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.789101][ T32] r5:00001000 r4:eab7b000 [ 1330.789230][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.789306][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.789354][ T32] r5:8511578c r4:85115400 [ 1330.789375][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.789424][ T32] r7:ddde2d80 r6:83018200 r5:8511578c r4:84b39c00 [ 1330.789446][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1330.789669][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) ** 6 printk messages dropped ** [ 1330.790286][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.792280][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1330.792986][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1330.814601][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.815738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.816376][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.818714][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 ** 9 printk messages dropped ** [ 1330.819537][ T32] r5:00001000 r4:eabb7000 ** 1 printk messages dropped ** [ 1330.819741][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.820122][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.820439][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1330.821368][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1330.821828][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1330.822119][ T32] r4:00000000 [ 1330.822166][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.822277][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.822302][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.822346][ T32] r5:00001000 r4:e03b1000 [ 1330.822415][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.822460][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.822520][ T32] r5:84af0b8c r4:84af0800 [ 1330.822594][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.822669][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.822702][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.822877][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.822903][ T32] r4:84a53d80 [ 1330.822995][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.835142][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.835247][ T32] r4:00000001 [ 1330.835279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.835343][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.835403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.835468][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.835500][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.835541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.835565][ T32] r4:84a51100 [ 1330.835590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.835621][ T32] INFO: task kworker/1:436:4175 blocked for more than 457 seconds. [ 1330.835655][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.835681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.835704][ T32] task:kworker/1:436 state:D stack:0 pid:4175 tgid:4175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.835922][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.835983][ T32] Call trace: [ 1330.836037][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.836096][ T32] r10:82918930 r9:eabd1d84 r8:00000002 r7:60000113 r6:eabd1d8c r5:84812400 [ 1330.836326][ T32] r4:84812400 [ 1330.836382][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.836429][ T32] r5:84812400 r4:8291892c [ 1330.836450][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.836561][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.836643][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd1e08 [ 1330.836668][ T32] r4:00000000 [ 1330.836687][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.836760][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.836805][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.836849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bddbc0 [ 1330.836872][ T32] r4:00000000 [ 1330.836985][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.837101][ T32] r9:83018205 r8:84812400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1330.837127][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.837172][ T32] r5:00001000 r4:eabc7000 [ 1330.837195][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.837249][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.837296][ T32] r5:85115f8c r4:85115c00 [ 1330.837317][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.837363][ T32] r7:ddde2d80 r6:83018200 r5:85115f8c r4:84b39d00 [ 1330.837479][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.837540][ T32] r10:61c88647 r9:84812400 r8:84b39d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.837564][ T32] r4:84b39d00 [ 1330.837596][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.837691][ T32] r10:00000000 r9:84b39d00 r8:8027f5e8 r7:eaba1e60 r6:84a2e180 r5:84812400 [ 1330.837779][ T32] r4:00000001 [ 1330.837802][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.837860][ T32] Exception stack(0xeabd1fb0 to 0xeabd1ff8) [ 1330.838012][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.838045][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.838074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.838120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.838145][ T32] r4:84bdd900 [ 1330.838597][ T32] INFO: task kworker/1:436:4175 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.838696][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.838913][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.839033][ T32] Call trace: [ 1330.839063][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.839111][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 7 printk messages dropped ** [ 1330.839320][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 11 printk messages dropped ** [ 1330.840057][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1330.840588][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1330.841336][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 9 printk messages dropped ** [ 1330.842236][ T32] task:kworker/1:437 state:D stack:0 pid:4177 tgid:4177 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1330.884253][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 ** 8 printk messages dropped ** [ 1330.884671][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.884847][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.885238][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.885547][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.885584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.885607][ T32] r4:84bdda40 [ 1330.886153][ T32] INFO: task kworker/1:437:4177 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.886228][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.886344][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.886423][ T32] Call trace: [ 1330.886456][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.886544][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.886575][ T32] r4:00000000 [ 1330.886596][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.886637][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.886665][ T32] dd20: dab02000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.886696][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.886722][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.886746][ T32] r5:80000013 r4:80239bb0 [ 1330.886767][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.886808][ T32] r4:82ac11e4 [ 1330.886828][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.886870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.886956][ T32] r4:e055ddc0 [ 1330.887002][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.887048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.887100][ T32] r4:00000000 [ 1330.887127][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.887195][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.887256][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.887354][ T32] r5:00001000 r4:e03b1000 [ 1330.887400][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.887480][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.887614][ T32] r5:84af0b8c r4:84af0800 [ 1330.887676][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.887784][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.887858][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.887980][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.888027][ T32] r4:84a53d80 [ 1330.888069][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.888159][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.888218][ T32] r4:00000001 [ 1330.888282][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.888374][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.888478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.888562][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.888628][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.888698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.888753][ T32] r4:84a51100 [ 1330.888819][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.888910][ T32] INFO: task kworker/1:438:4181 blocked for more than 457 seconds. [ 1330.889002][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.889061][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.889119][ T32] task:kworker/1:438 state:D stack:0 pid:4181 tgid:4181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.889228][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.889365][ T32] Call trace: [ 1330.889467][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.889567][ T32] r10:82918930 r9:eac01d84 r8:00000002 r7:60000013 r6:eac01d8c r5:84813000 [ 1330.889619][ T32] r4:84813000 [ 1330.889668][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.889770][ T32] r5:84813000 r4:8291892c [ 1330.889822][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.889898][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.889949][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac01e08 [ 1330.889972][ T32] r4:00000000 [ 1330.889991][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.890027][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.890084][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.890179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bddf80 ** 2 printk messages dropped ** [ 1330.890298][ T32] r9:83018205 r8:84813000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 ** 1 printk messages dropped ** [ 1330.890361][ T32] r5:00001000 r4:eabf3000 ** 1 printk messages dropped ** [ 1330.890445][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.890867][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.891137][ T32] r4:84bddcc0 ** 3 printk messages dropped ** [ 1330.891697][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.891927][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1330.892304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1330.892834][ T32] r5:84af0b8c r4:84af0800 ** 4 printk messages dropped ** [ 1330.893022][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1330.893274][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1330.905191][ T32] INFO: task kworker/1:439:4182 blocked for more than 457 seconds. ** 3 printk messages dropped ** [ 1330.905349][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.905435][ T32] Call trace: [ 1330.905506][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.905568][ T32] r10:82918930 r9:eab31d84 r8:00000002 r7:60000113 r6:eab31d8c r5:850cb000 [ 1330.905628][ T32] r4:850cb000 [ 1330.905653][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.905694][ T32] r5:850cb000 r4:8291892c [ 1330.905739][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.905807][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.905882][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab31e08 [ 1330.905910][ T32] r4:00000000 [ 1330.905932][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.905973][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.906035][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.906105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511d140 [ 1330.906133][ T32] r4:00000000 [ 1330.906179][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.906230][ T32] r9:83018205 r8:850cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1330.906276][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.906338][ T32] r5:00001000 r4:eac0f000 [ 1330.906361][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.906426][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.906472][ T32] r5:8511738c r4:85117000 [ 1330.906493][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.906572][ T32] r7:ddde2d80 r6:83018200 r5:8511738c r4:84b39e80 [ 1330.906621][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.906670][ T32] r10:61c88647 r9:850cb000 r8:84b39eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.906694][ T32] r4:84b39e80 [ 1330.906714][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.906806][ T32] r10:00000000 r9:84b39e80 r8:8027f5e8 r7:eac01e60 r6:84b39f00 r5:850cb000 [ 1330.906834][ T32] r4:00000001 [ 1330.906881][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.906923][ T32] Exception stack(0xeab31fb0 to 0xeab31ff8) [ 1330.906949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.906978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.907029][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.907070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.907094][ T32] r4:84bdde00 [ 1330.907537][ T32] INFO: task kworker/1:439:4182 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.907601][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.907731][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.907781][ T32] Call trace: [ 1330.907810][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.907873][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.907929][ T32] r4:00000000 [ 1330.907952][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.907992][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.908118][ T32] dd20: dab02000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.908177][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.908206][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.908232][ T32] r5:80000013 r4:80239bb0 [ 1330.908270][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.908326][ T32] r4:82ac11e4 [ 1330.908349][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.908418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.908451][ T32] r4:e055ddc0 [ 1330.908531][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.908615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.908661][ T32] r4:00000000 [ 1330.908698][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1330.909013][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1330.909546][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1330.909766][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.910226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1330.910711][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.911463][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1330.912056][ T32] r5:00001000 r4:eac03000 [ 1330.912076][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1330.912495][ T32] r10:61c88647 r9:850cc800 r8:84b39fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1330.912860][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.912911][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.912945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.912971][ T32] r4:84bdde00 [ 1330.935102][ T32] INFO: task kworker/1:440:4183 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.935226][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.935349][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.935461][ T32] Call trace: [ 1330.935527][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.935588][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.935614][ T32] r4:00000000 [ 1330.935635][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.935675][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.935704][ T32] dd20: daeb7000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.935746][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.935777][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.935863][ T32] r5:80000013 r4:80239bb0 [ 1330.935887][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1330.935932][ T32] r4:82ac11e4 [ 1330.935953][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.936026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1330.936081][ T32] r4:e055ddc0 [ 1330.936153][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.936231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.936268][ T32] r4:00000000 [ 1330.936307][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.936387][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.936436][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.936587][ T32] r5:00001000 r4:e03b1000 [ 1330.936648][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.936737][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.936825][ T32] r5:84af0b8c r4:84af0800 [ 1330.936885][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.936992][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.937108][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.937225][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.937277][ T32] r4:84a53d80 [ 1330.937317][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.937408][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.937459][ T32] r4:00000001 [ 1330.937553][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.937627][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.937681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.937794][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.937853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.937913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.937959][ T32] r4:84a51100 [ 1330.938012][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.938063][ T32] INFO: task kworker/1:441:4187 blocked for more than 457 seconds. [ 1330.938131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.938180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.938224][ T32] task:kworker/1:441 state:D stack:0 pid:4187 tgid:4187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.938341][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.938455][ T32] Call trace: [ 1330.938574][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1330.938666][ T32] r10:82918930 r9:eabfdd84 r8:00000002 r7:60000013 r6:eabfdd8c r5:850cd400 [ 1330.938710][ T32] r4:850cd400 [ 1330.938756][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1330.938832][ T32] r5:850cd400 r4:8291892c [ 1330.938875][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.938951][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.939065][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 [ 1330.939134][ T32] r4:00000000 [ 1330.939179][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1330.939258][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1330.939341][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.939423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511d280 [ 1330.939472][ T32] r4:00000000 [ 1330.939520][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.939650][ T32] r9:83018205 r8:850cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1330.939708][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.939847][ T32] r5:00001000 r4:eac1b000 [ 1330.939894][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.939972][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.940057][ T32] r5:8511778c r4:85117400 [ 1330.940152][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.940241][ T32] r7:ddde2d80 r6:83018200 r5:8511778c r4:84a25080 [ 1330.940291][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.940376][ T32] r10:61c88647 r9:850cd400 r8:84a250ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.940483][ T32] r4:84a25080 [ 1330.940561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.940652][ T32] r10:00000000 r9:84a25080 r8:8027f5e8 r7:eab31e60 r6:84a25100 r5:850cd400 ** 4 printk messages dropped ** [ 1330.940913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.941920][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.942317][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1330.942846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1330.974754][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1330.975286][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1330.975777][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1330.976591][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1330.976797][ T32] r4:850ce000 ** 4 printk messages dropped ** [ 1330.977078][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac19e08 ** 7 printk messages dropped ** [ 1330.977446][ T32] r9:83018205 r8:850ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 ** 1 printk messages dropped ** [ 1330.977583][ T32] r5:00001000 r4:eac27000 [ 1330.977614][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.977687][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.977739][ T32] r5:85117b8c r4:85117800 [ 1330.977761][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.977868][ T32] r7:ddde2d80 r6:83018200 r5:85117b8c r4:84a25180 [ 1330.977897][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.977946][ T32] r10:61c88647 r9:850ce000 r8:84a251ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.977969][ T32] r4:84a25180 [ 1330.978122][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.978171][ T32] r10:00000000 r9:84a25180 r8:8027f5e8 r7:eabfde60 r6:84a25200 r5:850ce000 [ 1330.978196][ T32] r4:00000001 [ 1330.978216][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.978281][ T32] Exception stack(0xeac19fb0 to 0xeac19ff8) [ 1330.978310][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.978339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.978366][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.978431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1330.978463][ T32] r4:8511d1c0 [ 1330.978902][ T32] INFO: task kworker/1:442:4188 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1330.978937][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.978998][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.979042][ T32] Call trace: [ 1330.979071][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1330.979118][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1330.979143][ T32] r4:00000000 [ 1330.979162][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.979199][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1330.979227][ T32] dd20: db343000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1330.979256][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1330.979286][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1330.979310][ T32] r5:80000013 r4:80239bb0 ** 1 printk messages dropped ** [ 1330.979445][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1330.979545][ T32] r4:e055ddc0 [ 1330.979565][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1330.979608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1330.979630][ T32] r4:00000000 [ 1330.979649][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1330.979696][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1330.979717][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1330.979758][ T32] r5:00001000 r4:e03b1000 [ 1330.979778][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.979821][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.979889][ T32] r5:84af0b8c r4:84af0800 [ 1330.979941][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1330.979991][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1330.980012][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1330.980059][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1330.980095][ T32] r4:84a53d80 [ 1330.980143][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1330.980192][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1330.980245][ T32] r4:00000001 [ 1330.980302][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.980342][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1330.980396][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.980429][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.980458][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.980558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1330.980967][ T32] task:kworker/1:443 state:D stack:0 pid:4190 tgid:4190 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1330.981234][ T32] r5:850cec00 r4:8291892c ** 5 printk messages dropped ** [ 1330.981481][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1330.981794][ T32] r5:00001000 r4:eac33000 [ 1330.981815][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1330.981855][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.982046][ T32] r4:84a25280 ** 4 printk messages dropped ** [ 1330.982251][ T32] Exception stack(0xeac25fb0 to 0xeac25ff8) ** 6 printk messages dropped ** [ 1330.982908][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.007111][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 10 printk messages dropped ** [ 1331.007493][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.007739][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.008076][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.008523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.008915][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.009391][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1331.010113][ T32] r5:00001000 r4:eac3f000 [ 1331.010133][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1331.010248][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.010570][ T32] Exception stack(0xeac31fb0 to 0xeac31ff8) ** 6 printk messages dropped ** [ 1331.011267][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1331.012268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1331.012783][ T32] r5:84af0b8c r4:84af0800 [ 1331.012804][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.013075][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.032197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.032364][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.032396][ T32] r4:84a53d80 [ 1331.032419][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.032500][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.032540][ T32] r4:00000001 [ 1331.032562][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.032602][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.032633][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.032662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.032688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.032717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.032739][ T32] r4:84a51100 [ 1331.032762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.032792][ T32] INFO: task kworker/1:445:4195 blocked for more than 457 seconds. [ 1331.032825][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.032851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.032904][ T32] task:kworker/1:445 state:D stack:0 pid:4195 tgid:4195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.032999][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.038067][ T32] Call trace: [ 1331.038135][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.038256][ T32] r10:82918930 r9:eac3dd84 r8:00000002 r7:60000113 r6:eac3dd8c r5:850ca400 [ 1331.038308][ T32] r4:850ca400 [ 1331.038583][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.038643][ T32] r5:850ca400 r4:8291892c [ 1331.038666][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.038707][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.038752][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac3de08 [ 1331.038774][ T32] r4:00000000 [ 1331.038795][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.038885][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.038939][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.039020][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511d8c0 [ 1331.039049][ T32] r4:00000000 [ 1331.039071][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.039121][ T32] r9:83018205 r8:850ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1331.039143][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.039188][ T32] r5:00001000 r4:eac4b000 [ 1331.039208][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.039249][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.039475][ T32] r5:8511878c r4:85118400 [ 1331.039502][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.039557][ T32] r7:ddde2d80 r6:83018200 r5:8511878c r4:84a25480 [ 1331.039579][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.039624][ T32] r10:61c88647 r9:850ca400 r8:84a254ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.039646][ T32] r4:84a25480 [ 1331.039978][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.040031][ T32] r10:00000000 r9:84a25480 r8:8027f5e8 r7:eac31e60 r6:84a25500 r5:850ca400 [ 1331.040056][ T32] r4:00000001 [ 1331.040075][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.040112][ T32] Exception stack(0xeac3dfb0 to 0xeac3dff8) [ 1331.040206][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.040241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.040274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.040304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.040326][ T32] r4:8511d740 [ 1331.040770][ T32] INFO: task kworker/1:445:4195 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.040810][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.040980][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.041061][ T32] Call trace: [ 1331.041094][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.041145][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.041170][ T32] r4:00000000 [ 1331.041190][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.041231][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.041262][ T32] dd20: db8e0000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.041292][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.041333][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.041361][ T32] r5:80000013 r4:80239bb0 [ 1331.041383][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.041454][ T32] r4:82ac11e4 [ 1331.041478][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.041559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.041586][ T32] r4:e055ddc0 [ 1331.041607][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.041732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.041760][ T32] r4:00000000 [ 1331.041825][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.041877][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.041901][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.041945][ T32] r5:00001000 r4:e03b1000 [ 1331.041965][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.042003][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.042045][ T32] r5:84af0b8c r4:84af0800 [ 1331.042065][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.042110][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.042134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.042183][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.042229][ T32] r4:84a53d80 [ 1331.042340][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.042391][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.042414][ T32] r4:00000001 [ 1331.042434][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.042470][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.042498][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.042534][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.042562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.042592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.042614][ T32] r4:84a51100 [ 1331.042636][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.042664][ T32] INFO: task kworker/1:446:4197 blocked for more than 457 seconds. [ 1331.042699][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.042725][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.042745][ T32] task:kworker/1:446 state:D stack:0 pid:4197 tgid:4197 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.042789][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.042896][ T32] Call trace: [ 1331.042931][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.042977][ T32] r10:82918930 r9:eac0dd84 r8:00000002 r7:60000113 r6:eac0dd8c r5:850d8000 [ 1331.042999][ T32] r4:850d8000 [ 1331.043213][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.061813][ T32] r5:850d8000 r4:8291892c [ 1331.061862][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.061930][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.061978][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac0de08 [ 1331.062001][ T32] r4:00000000 [ 1331.062020][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.062058][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.062097][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.062140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512a800 [ 1331.062163][ T32] r4:00000000 [ 1331.062183][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.062230][ T32] r9:83018205 r8:850d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1331.062253][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.062297][ T32] r5:00001000 r4:dfe99000 [ 1331.062317][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.062355][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.062397][ T32] r5:8511ab8c r4:8511a800 [ 1331.062417][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.062463][ T32] r7:ddde2d80 r6:83018200 r5:8511ab8c r4:84a25580 [ 1331.062484][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.062536][ T32] r10:61c88647 r9:850d8000 r8:84a255ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.062581][ T32] r4:84a25580 [ 1331.062619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.062670][ T32] r10:00000000 r9:84a25580 r8:8027f5e8 r7:eac3de60 r6:84a25600 r5:850d8000 [ 1331.062716][ T32] r4:00000001 [ 1331.062739][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.062802][ T32] Exception stack(0xeac0dfb0 to 0xeac0dff8) [ 1331.062837][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.062889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.062921][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.062952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.062977][ T32] r4:8511d740 [ 1331.068090][ T32] INFO: task kworker/1:446:4197 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.068224][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.068389][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.068570][ T32] Call trace: [ 1331.068661][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.068740][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.068773][ T32] r4:00000000 [ 1331.068796][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.068836][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.068866][ T32] dd20: dbd85000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.068946][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.069026][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.069055][ T32] r5:80000013 r4:80239bb0 [ 1331.069076][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.069143][ T32] r4:82ac11e4 [ 1331.069168][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.069263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.069358][ T32] r4:e055ddc0 ** 4 printk messages dropped ** [ 1331.069710][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 7 printk messages dropped ** [ 1331.070062][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.070387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.070648][ T32] task:kworker/1:447 state:D stack:0 pid:4198 tgid:4198 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.071342][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.071588][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1331.071939][ T32] r5:00001000 r4:eac57000 ** 3 printk messages dropped ** [ 1331.072063][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1331.072592][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.091048][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1331.091402][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1331.091658][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.091994][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.092422][ T32] r4:00000001 [ 1331.092485][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.092531][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.092585][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.092618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.092670][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.092703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.092725][ T32] r4:84a51100 [ 1331.092751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.092781][ T32] INFO: task kworker/1:448:4200 blocked for more than 457 seconds. [ 1331.092831][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.092886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.092923][ T32] task:kworker/1:448 state:D stack:0 pid:4200 tgid:4200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.092975][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.097508][ T32] Call trace: [ 1331.097580][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.097645][ T32] r10:82918930 r9:eac55d84 r8:00000002 r7:60000113 r6:eac55d8c r5:850d9800 [ 1331.097693][ T32] r4:850d9800 [ 1331.097743][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.097788][ T32] r5:850d9800 r4:8291892c [ 1331.097834][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.097888][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.097964][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac55e08 [ 1331.098015][ T32] r4:00000000 [ 1331.098039][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.098080][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.098118][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.098185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511dc80 [ 1331.098211][ T32] r4:00000000 [ 1331.098256][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.098323][ T32] r9:83018205 r8:850d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1331.098349][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.098418][ T32] r5:00001000 r4:eac67000 [ 1331.098472][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.098543][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.098587][ T32] r5:85118f8c r4:85118c00 [ 1331.098607][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.098655][ T32] r7:ddde2d80 r6:83018200 r5:85118f8c r4:84a25780 [ 1331.098702][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.098777][ T32] r10:61c88647 r9:850d9800 r8:84a257ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.098851][ T32] r4:84a25780 [ 1331.098879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.098929][ T32] r10:00000000 r9:84a25780 r8:8027f5e8 r7:eac0de60 r6:84a25800 r5:850d9800 [ 1331.098953][ T32] r4:00000001 [ 1331.098996][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.099037][ T32] Exception stack(0xeac55fb0 to 0xeac55ff8) [ 1331.099092][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.099151][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.099181][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.099236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.099266][ T32] r4:8511db00 [ 1331.099711][ T32] INFO: task kworker/1:448:4200 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.099750][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.099815][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.099874][ T32] Call trace: [ 1331.099939][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.099991][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 4 printk messages dropped ** [ 1331.100170][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 3 printk messages dropped ** [ 1331.100348][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1331.100481][ T32] r4:e055ddc0 ** 3 printk messages dropped ** [ 1331.100670][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.100897][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.101385][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1331.101668][ T32] INFO: task kworker/1:449:4201 blocked for more than 457 seconds. ** 9 printk messages dropped ** [ 1331.102399][ T32] r5:850da400 r4:8291892c ** 5 printk messages dropped ** [ 1331.102692][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.102968][ T32] r5:00001000 r4:eac73000 [ 1331.103047][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.121685][ T32] r10:61c88647 r9:850da400 r8:84a258ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1331.122070][ T32] r4:8511de00 ** 5 printk messages dropped ** [ 1331.122911][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1331.131834][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.131877][ T32] r5:80000013 r4:80239bb0 [ 1331.131901][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.131959][ T32] r4:82ac11e4 [ 1331.131980][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.132034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.132087][ T32] r4:e055ddc0 [ 1331.132131][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.132219][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.132266][ T32] r4:00000000 [ 1331.132292][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.132353][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.132403][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.132486][ T32] r5:00001000 r4:e03b1000 [ 1331.132526][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.132606][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.132665][ T32] r5:84af0b8c r4:84af0800 [ 1331.132686][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.132734][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.132756][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.132864][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.132897][ T32] r4:84a53d80 [ 1331.132920][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.133166][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.143637][ T32] r4:00000001 [ 1331.143709][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.143789][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.143826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.143872][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.143925][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.143964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.143991][ T32] r4:84a51100 [ 1331.144020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.144068][ T32] INFO: task kworker/1:450:4204 blocked for more than 457 seconds. [ 1331.144106][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.144163][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.144192][ T32] task:kworker/1:450 state:D stack:0 pid:4204 tgid:4204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.144257][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.144369][ T32] Call trace: [ 1331.144506][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.144623][ T32] r10:82918930 r9:eac81d84 r8:00000002 r7:60000013 r6:eac81d8c r5:850dbc00 [ 1331.144706][ T32] r4:850dbc00 [ 1331.144766][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.144814][ T32] r5:850dbc00 r4:8291892c [ 1331.144847][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.144937][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.145033][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 [ 1331.145083][ T32] r4:00000000 [ 1331.145123][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.145207][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.145278][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.145326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511dfc0 [ 1331.145352][ T32] r4:00000000 [ 1331.145374][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.145488][ T32] r9:83018205 r8:850dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1331.145595][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.145686][ T32] r5:00001000 r4:eac83000 [ 1331.145740][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.145820][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.145909][ T32] r5:8511978c r4:85119400 [ 1331.145988][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.146042][ T32] r7:ddde2d80 r6:83018200 r5:8511978c r4:84a25980 [ 1331.146065][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.146111][ T32] r10:61c88647 r9:850dbc00 r8:84a259ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.146133][ T32] r4:84a25980 ** 2 printk messages dropped ** [ 1331.146264][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.146531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1331.147306][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1331.147617][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1331.147807][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.147993][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.148275][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.148549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1331.148884][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.149384][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac95e08 ** 9 printk messages dropped ** [ 1331.149904][ T32] r5:00001000 r4:dfadd000 [ 1331.149963][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.150007][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.150049][ T32] r5:85119f8c r4:85119c00 [ 1331.150093][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.150158][ T32] r7:ddde2d80 r6:83018200 r5:85119f8c r4:84a25a80 [ 1331.150191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.150237][ T32] r10:61c88647 r9:850dd400 r8:84a25aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.150260][ T32] r4:84a25a80 [ 1331.150280][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.150322][ T32] r10:00000000 r9:84a25a80 r8:8027f5e8 r7:eac0de60 r6:84a25b00 r5:850dd400 [ 1331.150349][ T32] r4:00000001 [ 1331.150369][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.150403][ T32] Exception stack(0xeac95fb0 to 0xeac95ff8) [ 1331.150429][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.150469][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.150499][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.150534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.150557][ T32] r4:84bddcc0 [ 1331.150858][ T32] INFO: task kworker/1:451:4207 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.150893][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.150949][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.150992][ T32] Call trace: [ 1331.151024][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.151093][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.151122][ T32] r4:00000000 [ 1331.151166][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.151211][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.151265][ T32] dd20: dc809000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.151297][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.151326][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.151374][ T32] r5:80000013 r4:80239bb0 [ 1331.151400][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.151442][ T32] r4:82ac11e4 [ 1331.151462][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1331.151696][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.152010][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.152035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.152083][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.152106][ T32] r4:84a53d80 [ 1331.152125][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.152169][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.152193][ T32] r4:00000001 [ 1331.152213][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.152269][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.152304][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.152348][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.152381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.152412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.152435][ T32] r4:84a51100 [ 1331.152456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.152531][ T32] INFO: task kworker/1:452:4211 blocked for more than 457 seconds. [ 1331.152573][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.152598][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.152618][ T32] task:kworker/1:452 state:D stack:0 pid:4211 tgid:4211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.152663][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.152707][ T32] Call trace: [ 1331.152736][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.152804][ T32] r10:82918930 r9:eac99d84 r8:00000002 r7:60000113 r6:eac99d8c r5:850db000 [ 1331.152854][ T32] r4:850db000 [ 1331.152877][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.152941][ T32] r5:850db000 r4:8291892c [ 1331.152977][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.176212][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.176323][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac99e08 [ 1331.176350][ T32] r4:00000000 [ 1331.176372][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.176440][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.176532][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.176611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512a4c0 [ 1331.176638][ T32] r4:00000000 [ 1331.176672][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.176739][ T32] r9:83018205 r8:850db000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1331.176766][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.176813][ T32] r5:00001000 r4:dfd51000 [ 1331.176835][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.176874][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.176942][ T32] r5:8511a38c r4:8511a000 [ 1331.176967][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.177035][ T32] r7:ddde2d80 r6:83018200 r5:8511a38c r4:84a25b80 [ 1331.177061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.177109][ T32] r10:61c88647 r9:850db000 r8:84a25bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.177373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.178322][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 10 printk messages dropped ** [ 1331.178740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 7 printk messages dropped ** [ 1331.179255][ T32] r5:00001000 r4:e03b1000 [ 1331.179276][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.179344][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.179417][ T32] r5:84af0b8c r4:84af0800 [ 1331.179497][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.179587][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.179613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.179663][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.179686][ T32] r4:84a53d80 [ 1331.179707][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.179755][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.179781][ T32] r4:00000001 [ 1331.179801][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.179887][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.179917][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.179971][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.180001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.180060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.180086][ T32] r4:84a51100 [ 1331.180110][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.180141][ T32] INFO: task kworker/1:453:4212 blocked for more than 457 seconds. [ 1331.180176][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.180203][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.180224][ T32] task:kworker/1:453 state:D stack:0 pid:4212 tgid:4212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.180269][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.180320][ T32] Call trace: [ 1331.180352][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.180422][ T32] r10:82918930 r9:eac9dd84 r8:00000002 r7:60000013 r6:eac9dd8c r5:84810000 [ 1331.180491][ T32] r4:84810000 [ 1331.180544][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.180590][ T32] r5:84810000 r4:8291892c [ 1331.180611][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.180650][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1331.180930][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1331.181034][ T32] r5:00001000 r4:dfe5b000 ** 2 printk messages dropped ** [ 1331.181220][ T32] r5:8511a78c r4:8511a400 ** 4 printk messages dropped ** [ 1331.181454][ T32] r4:84a25c80 ** 6 printk messages dropped ** [ 1331.181725][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.182426][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 10 printk messages dropped ** [ 1331.182990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 12 printk messages dropped ** [ 1331.196690][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 5 printk messages dropped ** [ 1331.196945][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.197180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1331.197621][ T32] r4:84815400 ** 4 printk messages dropped ** [ 1331.197827][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 ** 9 printk messages dropped ** [ 1331.198160][ T32] r5:00001000 r4:dffbf000 [ 1331.198217][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.198538][ T32] r10:61c88647 r9:84815400 r8:84a25d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1331.199050][ T32] r4:8512a5c0 ** 1 printk messages dropped ** [ 1331.199531][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.199639][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.199688][ T32] Call trace: [ 1331.199725][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.199814][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.199841][ T32] r4:00000000 [ 1331.199885][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.199954][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.199986][ T32] dd20: dcc11000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.200016][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.200067][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.200171][ T32] r5:80000013 r4:80239bb0 [ 1331.200195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.200237][ T32] r4:82ac11e4 [ 1331.200282][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.200330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.200353][ T32] r4:e055ddc0 [ 1331.200397][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.200442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.200499][ T32] r4:00000000 [ 1331.200566][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.200654][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.200705][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.200777][ T32] r5:00001000 r4:e03b1000 [ 1331.200808][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.200848][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.200889][ T32] r5:84af0b8c r4:84af0800 [ 1331.200908][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.200953][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.201071][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.201120][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.201177][ T32] r4:84a53d80 [ 1331.201200][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.201246][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.201270][ T32] r4:00000001 [ 1331.201314][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.201353][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.201379][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.201409][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.201437][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.201467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.201489][ T32] r4:84a51100 [ 1331.201510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.201551][ T32] INFO: task kworker/1:455:4216 blocked for more than 457 seconds. [ 1331.201582][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.201608][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.201629][ T32] task:kworker/1:455 state:D stack:0 pid:4216 tgid:4216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.201703][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.201745][ T32] Call trace: [ 1331.201786][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.201833][ T32] r10:82918930 r9:eaca5d84 r8:00000002 r7:60000013 r6:eaca5d8c r5:84816000 [ 1331.201881][ T32] r4:84816000 ** 2 printk messages dropped ** [ 1331.201966][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1331.202511][ T32] r5:00001000 r4:dff25000 [ 1331.202539][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.202604][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.202650][ T32] r5:8511af8c r4:8511ac00 [ 1331.202694][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.202760][ T32] r7:ddde2d80 r6:83018200 r5:8511af8c r4:84a25d80 [ 1331.202792][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.202838][ T32] r10:61c88647 r9:84816000 r8:84a25dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.202886][ T32] r4:84a25d80 [ 1331.202944][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.222524][ T32] r10:00000000 r9:84a25d80 r8:8027f5e8 r7:eaca1e60 r6:84a2e400 r5:84816000 [ 1331.222656][ T32] r4:00000001 [ 1331.222712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.222778][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 1331.222825][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.222907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.222965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.223483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.223561][ T32] r4:8512a840 [ 1331.224016][ T32] INFO: task kworker/1:455:4216 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.224059][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.224136][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.224219][ T32] Call trace: [ 1331.224277][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.224343][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.224381][ T32] r4:00000000 [ 1331.224406][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.224448][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.224528][ T32] dd20: dcf12000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.224561][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.224588][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.224615][ T32] r5:80000013 r4:80239bb0 [ 1331.224660][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1331.225163][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.225354][ T32] r5:00001000 r4:e03b1000 ** 5 printk messages dropped ** [ 1331.225680][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.226118][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.226536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1331.227102][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1331.227386][ T32] r5:00001000 r4:dff69000 ** 2 printk messages dropped ** [ 1331.227529][ T32] r5:8511b38c r4:8511b000 ** 9 printk messages dropped ** [ 1331.227860][ T32] Exception stack(0xeaca9fb0 to 0xeaca9ff8) ** 7 printk messages dropped ** [ 1331.228616][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1331.229151][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1331.229508][ T32] r5:00001000 r4:e03b1000 ** 9 printk messages dropped ** [ 1331.229879][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 11 printk messages dropped ** [ 1331.230212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1331.230693][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacade08 ** 9 printk messages dropped ** [ 1331.231115][ T32] r5:00001000 r4:e05d7000 [ 1331.231150][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.231194][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.231236][ T32] r5:8511bf8c r4:8511bc00 [ 1331.231255][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.231311][ T32] r7:ddde2d80 r6:83018200 r5:8511bf8c r4:84a25e80 [ 1331.231363][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.231442][ T32] r10:61c88647 r9:84850c00 r8:84a25eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.231521][ T32] r4:84a25e80 [ 1331.231546][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.231592][ T32] r10:00000000 r9:84a25e80 r8:8027f5e8 r7:eaca1e60 r6:84a2e500 r5:84850c00 [ 1331.231618][ T32] r4:00000001 [ 1331.231639][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.231699][ T32] Exception stack(0xeacadfb0 to 0xeacadff8) [ 1331.231729][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.231758][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.231797][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.231829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.231876][ T32] r4:8512a980 [ 1331.232151][ T32] INFO: task kworker/1:457:4221 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.232182][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.232253][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.232324][ T32] Call trace: [ 1331.232406][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.232488][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.232561][ T32] r4:00000000 [ 1331.232598][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.232663][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.232698][ T32] dd20: dcf12000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.232741][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.232770][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.232839][ T32] r5:80000013 r4:80239bb0 [ 1331.232887][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.232930][ T32] r4:82ac11e4 [ 1331.233047][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.266646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.266749][ T32] r4:e055ddc0 [ 1331.266795][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.266866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.266890][ T32] r4:00000000 [ 1331.266924][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.266978][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.267025][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.267099][ T32] r5:00001000 r4:e03b1000 [ 1331.267123][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.267164][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1331.267438][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.267931][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.267967][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.267998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.268021][ T32] r4:84a51100 [ 1331.268051][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.268097][ T32] INFO: task kworker/1:458:4224 blocked for more than 457 seconds. [ 1331.268134][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.268160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.268231][ T32] task:kworker/1:458 state:D stack:0 pid:4224 tgid:4224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.268302][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.268374][ T32] Call trace: [ 1331.268448][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.268546][ T32] r10:82918930 r9:eac8dd84 r8:00000002 r7:60000113 r6:eac8dd8c r5:8504d400 [ 1331.268570][ T32] r4:8504d400 [ 1331.268640][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.268712][ T32] r5:8504d400 r4:8291892c [ 1331.268743][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.268811][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1331.269529][ T32] r9:83018205 r8:8504d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 5 printk messages dropped ** [ 1331.270018][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1331.271943][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1331.272976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 17 printk messages dropped ** [ 1331.295152][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 16 printk messages dropped ** [ 1331.296390][ T32] r10:82918930 r9:eacb1d84 r8:00000002 r7:60000013 r6:eacb1d8c r5:851a8000 ** 15 printk messages dropped ** [ 1331.297621][ T32] r5:00001000 r4:e0601000 ** 3 printk messages dropped ** [ 1331.297866][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1331.299503][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1331.301326][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.301406][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.301486][ T32] r5:84af0b8c r4:84af0800 [ 1331.301532][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.301622][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.301676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.301768][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.301815][ T32] r4:84a53d80 [ 1331.301853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.301939][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.301983][ T32] r4:00000001 [ 1331.302025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.302108][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.302162][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.302219][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.302299][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.302372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.302420][ T32] r4:84a51100 [ 1331.302461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.302520][ T32] INFO: task kworker/1:460:4228 blocked for more than 457 seconds. [ 1331.302593][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.302643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.302686][ T32] task:kworker/1:460 state:D stack:0 pid:4228 tgid:4228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.302807][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.302890][ T32] Call trace: [ 1331.302953][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.323746][ T32] r10:82918930 r9:eacb5d84 r8:00000002 r7:60000113 r6:eacb5d8c r5:851a8c00 [ 1331.323850][ T32] r4:851a8c00 [ 1331.323907][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.324039][ T32] r5:851a8c00 r4:8291892c [ 1331.324082][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.324164][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.324254][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1331.324321][ T32] r4:00000000 [ 1331.324388][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.324522][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.324638][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.324721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512f400 ** 4 printk messages dropped ** [ 1331.325102][ T32] r5:00001000 r4:e06a3000 [ 1331.325158][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1331.325696][ T32] r4:85128000 ** 11 printk messages dropped ** [ 1331.327152][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.328052][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.328106][ T32] r5:80000013 r4:80239bb0 [ 1331.328145][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.328251][ T32] r4:82ac11e4 [ 1331.328306][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.328401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.328458][ T32] r4:e055ddc0 [ 1331.328548][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.328633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 ** 8 printk messages dropped ** [ 1331.329246][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1331.330496][ T32] INFO: task kworker/1:461:4229 blocked for more than 457 seconds. ** 15 printk messages dropped ** [ 1331.331713][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.332197][ T32] r5:00001000 r4:e0675000 ** 7 printk messages dropped ** [ 1331.332773][ T32] r4:85128080 ** 7 printk messages dropped ** [ 1331.353822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.354571][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.354685][ T32] Call trace: [ 1331.354728][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.354783][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.354808][ T32] r4:00000000 [ 1331.354828][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.354956][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.355063][ T32] dd20: ddbd3000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.355143][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.355198][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.355226][ T32] r5:80000013 r4:80239bb0 [ 1331.355250][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.355303][ T32] r4:82ac11e4 [ 1331.355354][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.355459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.355549][ T32] r4:e055ddc0 [ 1331.355688][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.355743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.355773][ T32] r4:00000000 [ 1331.355890][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.355943][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.355965][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.356103][ T32] r5:00001000 r4:e03b1000 [ 1331.356132][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.356201][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.356285][ T32] r5:84af0b8c r4:84af0800 [ 1331.356311][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.356433][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1331.357343][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1331.357979][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.358302][ T32] r5:00001000 r4:ea8b5000 [ 1331.358322][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.358409][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.358455][ T32] r5:84b3338c r4:84b33000 [ 1331.358520][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.358569][ T32] r7:dddced80 r6:83018000 r5:84b3338c r4:84a2e700 [ 1331.358590][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.358737][ T32] r10:61c88647 r9:851a9800 r8:84a2e72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.358764][ T32] r4:84a2e700 [ 1331.358785][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1331.359151][ T32] r4:85127e80 ** 10 printk messages dropped ** [ 1331.360391][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 18 printk messages dropped ** [ 1331.361404][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 10 printk messages dropped ** [ 1331.362091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1331.362712][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 12 printk messages dropped ** [ 1331.398146][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1331.399099][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.399874][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.399931][ T32] Call trace: [ 1331.399999][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.400054][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.400079][ T32] r4:00000000 [ 1331.400127][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.400231][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.400305][ T32] dd20: de18f000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.400342][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.400369][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.400394][ T32] r5:80000013 r4:80239bb0 [ 1331.400416][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.400495][ T32] r4:82ac11e4 [ 1331.400559][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.400611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.400635][ T32] r4:e055ddc0 [ 1331.400655][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.400706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.400731][ T32] r4:00000000 [ 1331.400753][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.400851][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.400904][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.400954][ T32] r5:00001000 r4:e03b1000 [ 1331.401001][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.401050][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.401094][ T32] r5:84af0b8c r4:84af0800 [ 1331.401120][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.401297][ T32] r4:84a53d80 ** 6 printk messages dropped ** [ 1331.401603][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.402081][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.402534][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaccde08 ** 9 printk messages dropped ** [ 1331.402921][ T32] r5:00001000 r4:e06df000 [ 1331.402979][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.413584][ T32] r5:85174f8c r4:85174c00 ** 3 printk messages dropped ** [ 1331.413809][ T32] r10:61c88647 r9:851b0c00 r8:851282ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1331.414759][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.415531][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1331.415806][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 9 printk messages dropped ** [ 1331.416428][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1331.416726][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1331.417081][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1331.417694][ T32] r5:851b2400 r4:8291892c ** 3 printk messages dropped ** [ 1331.417953][ T32] r4:00000000 [ 1331.417974][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.418016][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.418053][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.418095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512fb80 [ 1331.418143][ T32] r4:00000000 [ 1331.418191][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.418269][ T32] r9:83018205 r8:851b2400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1331.418300][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.418354][ T32] r5:00001000 r4:e8787000 [ 1331.418399][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.418506][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.418573][ T32] r5:85175b8c r4:85175800 [ 1331.418620][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.418675][ T32] r7:ddde2d80 r6:83018200 r5:85175b8c r4:85128300 [ 1331.418706][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.418757][ T32] r10:61c88647 r9:851b2400 r8:8512832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.418781][ T32] r4:85128300 [ 1331.418801][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.418919][ T32] r10:00000000 r9:85128300 r8:8027f5e8 r7:eacc1e60 r6:85128380 r5:851b2400 [ 1331.418950][ T32] r4:00000001 [ 1331.418972][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.419034][ T32] Exception stack(0xeacd5fb0 to 0xeacd5ff8) [ 1331.419067][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.419123][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.419155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.419185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.419264][ T32] r4:8512f3c0 [ 1331.419591][ T32] INFO: task kworker/1:464:4236 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.419629][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.419693][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.419757][ T32] Call trace: [ 1331.419792][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.419840][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.419890][ T32] r4:00000000 [ 1331.419915][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.419983][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.420035][ T32] dd20: de18f000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.420073][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.420101][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.420126][ T32] r5:80000013 r4:80239bb0 [ 1331.420146][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.420186][ T32] r4:82ac11e4 [ 1331.420217][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.420263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.420290][ T32] r4:e055ddc0 [ 1331.420311][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.420354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.420376][ T32] r4:00000000 [ 1331.420395][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.420440][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.420489][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.420557][ T32] r5:00001000 r4:e03b1000 [ 1331.420580][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.420645][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.420757][ T32] r5:84af0b8c r4:84af0800 [ 1331.420789][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.420837][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.420961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.421022][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.421067][ T32] r4:84a53d80 [ 1331.421117][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.421274][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.421303][ T32] r4:00000001 [ 1331.421324][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.421360][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.421387][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.421416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.421726][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1331.422133][ T32] r4:851b3000 ** 5 printk messages dropped ** [ 1331.422506][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.422742][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.422891][ T32] r5:00001000 r4:e473d000 ** 1 printk messages dropped ** [ 1331.422957][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1331.447433][ T32] Exception stack(0xeacb9fb0 to 0xeacb9ff8) ** 7 printk messages dropped ** [ 1331.448140][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.448625][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 10 printk messages dropped ** [ 1331.449182][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1331.449537][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.449869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.450200][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.450679][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 ** 5 printk messages dropped ** [ 1331.450954][ T32] r4:00000000 [ 1331.450974][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.451018][ T32] r9:83018205 r8:851b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1331.451039][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.451082][ T32] r5:00001000 r4:ea8ef000 [ 1331.451101][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.451139][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.451182][ T32] r5:8517638c r4:85176000 [ 1331.451202][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.451245][ T32] r7:ddde2d80 r6:83018200 r5:8517638c r4:85128500 [ 1331.451391][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.451443][ T32] r10:61c88647 r9:851b5400 r8:8512852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.451466][ T32] r4:85128500 [ 1331.451499][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.451552][ T32] r10:00000000 r9:85128500 r8:8027f5e8 r7:eacd5e60 r6:85128580 r5:851b5400 [ 1331.451647][ T32] r4:00000001 [ 1331.451699][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.451751][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1331.451779][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.451807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.451833][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.451863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.451887][ T32] r4:8512fa80 [ 1331.452238][ T32] INFO: task kworker/1:466:4240 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.452283][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.452344][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.452388][ T32] Call trace: [ 1331.452449][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.452558][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.452735][ T32] r4:00000000 [ 1331.452835][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.452926][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.453213][ T32] dd20: de4ff000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.471680][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.471732][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.471764][ T32] r5:80000013 r4:80239bb0 [ 1331.471788][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.471855][ T32] r4:82ac11e4 [ 1331.471876][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.471920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.471943][ T32] r4:e055ddc0 [ 1331.471963][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.472005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.472046][ T32] r4:00000000 [ 1331.472074][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.472123][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 3 printk messages dropped ** [ 1331.472355][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.472406][ T32] r5:84af0b8c r4:84af0800 [ 1331.472428][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.472559][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.472590][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.472667][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.472695][ T32] r4:84a53d80 [ 1331.472716][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.472818][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.473330][ T32] r4:00000001 [ 1331.486167][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.486255][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.486314][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.486389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.486449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.486535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.486597][ T32] r4:84a51100 [ 1331.486627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.486672][ T32] INFO: task kworker/1:467:4242 blocked for more than 458 seconds. [ 1331.486771][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.486804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.486829][ T32] task:kworker/1:467 state:D stack:0 pid:4242 tgid:4242 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.486918][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.486971][ T32] Call trace: [ 1331.487052][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.487117][ T32] r10:82918930 r9:eace1d84 r8:00000002 r7:60000013 r6:eace1d8c r5:851b3c00 [ 1331.487143][ T32] r4:851b3c00 [ 1331.487164][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.487221][ T32] r5:851b3c00 r4:8291892c [ 1331.487255][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.487313][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.487393][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 [ 1331.487422][ T32] r4:00000000 [ 1331.487463][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.487514][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.487604][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.487956][ T32] r5:00001000 r4:ea8d3000 [ 1331.487998][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.488091][ T32] r5:85175f8c r4:85175c00 ** 3 printk messages dropped ** [ 1331.488226][ T32] r10:61c88647 r9:851b3c00 r8:8512862c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1331.488616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1331.489463][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1331.489734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 12 printk messages dropped ** [ 1331.490347][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 5 printk messages dropped ** [ 1331.490556][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1331.490777][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1331.491060][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.491537][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 ** 7 printk messages dropped ** [ 1331.491848][ T32] r9:83018205 r8:851b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 1 printk messages dropped ** [ 1331.491918][ T32] r5:00001000 r4:ea907000 [ 1331.491965][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.492010][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.492053][ T32] r5:84b3378c r4:84b33400 [ 1331.492074][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.492143][ T32] r7:ddde2d80 r6:83018200 r5:84b3378c r4:85128700 [ 1331.492168][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.492214][ T32] r10:61c88647 r9:851b6c00 r8:8512872c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.492261][ T32] r4:85128700 [ 1331.492285][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.492331][ T32] r10:00000000 r9:85128700 r8:8027f5e8 r7:eacdde60 r6:85128780 r5:851b6c00 [ 1331.492356][ T32] r4:00000001 [ 1331.492404][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.492444][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 1331.492503][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.492548][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.492600][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.492633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.492670][ T32] r4:8512fe40 [ 1331.492961][ T32] INFO: task kworker/1:468:4245 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.493021][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.511609][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.511793][ T32] Call trace: [ 1331.511863][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.511923][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.511948][ T32] r4:00000000 [ 1331.511970][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.512053][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.512130][ T32] dd20: deb97000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.512202][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.512258][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.512323][ T32] r5:80000013 r4:80239bb0 [ 1331.512401][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.512517][ T32] r4:82ac11e4 [ 1331.512565][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.512644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.512682][ T32] r4:e055ddc0 [ 1331.512708][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.512764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.512873][ T32] r4:00000000 [ 1331.512897][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.513029][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.516674][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.516822][ T32] r5:00001000 r4:e03b1000 [ 1331.516875][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.516956][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.517040][ T32] r5:84af0b8c r4:84af0800 [ 1331.517088][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.517189][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.517252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.517368][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.517427][ T32] r4:84a53d80 [ 1331.517477][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.517533][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.517558][ T32] r4:00000001 [ 1331.517601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.517732][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 1 printk messages dropped ** [ 1331.517912][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.518332][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1331.519036][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1331.519581][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1331.519701][ T32] r5:00001000 r4:ea925000 [ 1331.519747][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.520057][ T32] r10:61c88647 r9:851b4800 r8:8512882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.520390][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.521343][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1331.521530][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1331.521924][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1331.522504][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.522936][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1331.543950][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1331.544285][ T32] r10:82918930 r9:eacf1d84 r8:00000002 r7:60000113 r6:eacf1d8c r5:851b1800 ** 6 printk messages dropped ** [ 1331.544686][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.544912][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.545094][ T32] r5:00001000 r4:ea96b000 [ 1331.545126][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.545290][ T32] r7:ddde2d80 r6:83018200 r5:85176f8c r4:85128980 ** 7 printk messages dropped ** [ 1331.545602][ T32] Exception stack(0xeacf1fb0 to 0xeacf1ff8) ** 4 printk messages dropped ** [ 1331.545786][ T32] r4:85123300 ** 5 printk messages dropped ** [ 1331.546540][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1331.546875][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1331.546982][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1331.547414][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.547484][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.547534][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.547557][ T32] r4:84a53d80 [ 1331.547602][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.547650][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.547674][ T32] r4:00000001 [ 1331.547715][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.547757][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.547795][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.547827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.547854][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.547924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.547950][ T32] r4:84a51100 [ 1331.547971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.548021][ T32] INFO: task kworker/1:471:4251 blocked for more than 458 seconds. [ 1331.548055][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.548080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.548101][ T32] task:kworker/1:471 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.548146][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.548193][ T32] Call trace: [ 1331.548227][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.548273][ T32] r10:82918930 r9:eacf5d84 r8:00000002 r7:60000013 r6:eacf5d8c r5:850dc800 [ 1331.548303][ T32] r4:850dc800 [ 1331.548377][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.548445][ T32] r5:850dc800 r4:8291892c [ 1331.548501][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.548558][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.548605][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1331.548629][ T32] r4:00000000 [ 1331.548649][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.548704][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.548798][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.548867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851233c0 [ 1331.548921][ T32] r4:00000000 [ 1331.548947][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.548995][ T32] r9:83018205 r8:850dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1331.549017][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.549059][ T32] r5:00001000 r4:ea93d000 [ 1331.549103][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.549170][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.549241][ T32] r5:85176b8c r4:85176800 [ 1331.549358][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.549407][ T32] r7:ddde2d80 r6:83018200 r5:85176b8c r4:85128900 [ 1331.549429][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.549474][ T32] r10:61c88647 r9:850dc800 r8:8512892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.549496][ T32] r4:85128900 [ 1331.549517][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.549582][ T32] r10:00000000 r9:85128900 r8:8027f5e8 r7:eacf1e60 r6:85128a80 r5:850dc800 [ 1331.549634][ T32] r4:00000001 [ 1331.549657][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.549752][ T32] Exception stack(0xeacf5fb0 to 0xeacf5ff8) [ 1331.549864][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.549897][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.549949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.549981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.550025][ T32] r4:85123240 [ 1331.550322][ T32] INFO: task kworker/1:471:4251 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.550359][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.550416][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.550466][ T32] Call trace: [ 1331.550529][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.550578][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.550601][ T32] r4:00000000 [ 1331.550620][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.550689][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.550753][ T32] dd20: deded000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.550812][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.550866][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.550909][ T32] r5:80000013 r4:80239bb0 [ 1331.550937][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.551049][ T32] r4:82ac11e4 [ 1331.551106][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.551227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 7 printk messages dropped ** [ 1331.551746][ T32] r5:00001000 r4:e03b1000 ** 5 printk messages dropped ** [ 1331.552145][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.552703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.587106][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1331.587751][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1331.588408][ T32] r9:83018005 r8:851ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 ** 2 printk messages dropped ** [ 1331.588629][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1331.589111][ T32] r4:84a2e880 ** 6 printk messages dropped ** [ 1331.589513][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.590350][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.590614][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.590666][ T32] r4:00000000 [ 1331.590730][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.590826][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.590917][ T32] dd20: df593000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.590952][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.591003][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.591032][ T32] r5:80000013 r4:80239bb0 [ 1331.591058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.591113][ T32] r4:82ac11e4 [ 1331.591138][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.591214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.591239][ T32] r4:e055ddc0 [ 1331.591259][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.591332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.591359][ T32] r4:00000000 [ 1331.591405][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.591459][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.591507][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.591598][ T32] r5:00001000 r4:e03b1000 [ 1331.591645][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.591727][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.591775][ T32] r5:84af0b8c r4:84af0800 [ 1331.591796][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.591841][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.591867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.591917][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.591995][ T32] r4:84a53d80 [ 1331.592032][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.592135][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.592166][ T32] r4:00000001 [ 1331.592254][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.592322][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.592377][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.592435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.592647][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.592692][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.592760][ T32] r4:84a51100 [ 1331.592822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.592933][ T32] INFO: task kworker/0:99:4255 blocked for more than 458 seconds. [ 1331.592976][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.593057][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.606369][ T32] task:kworker/0:99 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.606519][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.606591][ T32] Call trace: [ 1331.606661][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.606748][ T32] r10:82918930 r9:eace5d84 r8:00000002 r7:60000113 r6:eace5d8c r5:851abc00 [ 1331.606799][ T32] r4:851abc00 [ 1331.606863][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.606952][ T32] r5:851abc00 r4:8291892c [ 1331.606997][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.607078][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.607140][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace5e08 [ 1331.607189][ T32] r4:00000000 [ 1331.607303][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.607349][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.607445][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.607501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512d480 [ 1331.607557][ T32] r4:00000000 [ 1331.607607][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.607713][ T32] r9:83018005 r8:851abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1331.607770][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.607854][ T32] r5:00001000 r4:ea845000 [ 1331.607900][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.607985][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.608069][ T32] r5:845e0f8c r4:845e0c00 [ 1331.608130][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.608250][ T32] r7:dddced80 r6:83018000 r5:845e0f8c r4:84a2e980 [ 1331.608316][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.608426][ T32] r10:61c88647 r9:851abc00 r8:84a2e9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.608498][ T32] r4:84a2e980 [ 1331.608564][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.608674][ T32] r10:00000000 r9:84a2e980 r8:8027f5e8 r7:eacd9e60 r6:84a2ea00 r5:851abc00 [ 1331.608724][ T32] r4:00000001 [ 1331.608770][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.608846][ T32] Exception stack(0xeace5fb0 to 0xeace5ff8) [ 1331.608882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.608936][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.608970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1331.609025][ T32] r4:851271c0 ** 2 printk messages dropped ** [ 1331.609883][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1331.610417][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 6 printk messages dropped ** [ 1331.610778][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1331.611181][ T32] r5:00001000 r4:e03b1000 ** 5 printk messages dropped ** [ 1331.611584][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1331.612032][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1331.612587][ T32] INFO: task kworker/1:472:4256 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.633863][ T32] r5:851ac800 r4:8291892c ** 3 printk messages dropped ** [ 1331.634073][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.634380][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1331.634633][ T32] r5:00001000 r4:dfb29000 ** 3 printk messages dropped ** [ 1331.634903][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.634971][ T32] r7:ddde2d80 r6:83018200 r5:8517778c r4:85128b00 [ 1331.635049][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.635106][ T32] r10:61c88647 r9:851ac800 r8:85128b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.635129][ T32] r4:85128b00 [ 1331.635174][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.635250][ T32] r10:00000000 r9:85128b00 r8:8027f5e8 r7:eacf1e60 r6:84a2ea80 r5:851ac800 [ 1331.635288][ T32] r4:00000001 [ 1331.635311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.635375][ T32] Exception stack(0xeacfdfb0 to 0xeacfdff8) [ 1331.635436][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.635508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.635543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.635608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.635636][ T32] r4:85123600 [ 1331.636120][ T32] INFO: task kworker/1:472:4256 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.636164][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.636308][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.636366][ T32] Call trace: [ 1331.636429][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.636517][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.636549][ T32] r4:00000000 [ 1331.636569][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.636609][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.636638][ T32] dd20: df923000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.636700][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.636731][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.636756][ T32] r5:80000013 r4:80239bb0 [ 1331.636798][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.636844][ T32] r4:82ac11e4 [ 1331.636865][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.636909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.636931][ T32] r4:e055ddc0 [ 1331.636980][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.637057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.637083][ T32] r4:00000000 [ 1331.637116][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.637191][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.637217][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.637260][ T32] r5:00001000 r4:e03b1000 [ 1331.637288][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.637328][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.637373][ T32] r5:84af0b8c r4:84af0800 [ 1331.637394][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.637480][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.637504][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.637604][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.637632][ T32] r4:84a53d80 [ 1331.637702][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.637751][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.637775][ T32] r4:00000001 [ 1331.637794][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.637843][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.637873][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.637901][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.637928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.637957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.637978][ T32] r4:84a51100 [ 1331.638000][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.638117][ T32] INFO: task kworker/1:473:4259 blocked for more than 458 seconds. [ 1331.638157][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.638188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.638209][ T32] task:kworker/1:473 state:D stack:0 pid:4259 tgid:4259 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.638393][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.638575][ T32] r10:82918930 r9:eab51d84 r8:00000002 r7:60000113 r6:eab51d8c r5:851aec00 ** 9 printk messages dropped ** [ 1331.638911][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.639217][ T32] r5:00001000 r4:df9cb000 [ 1331.639261][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1331.639352][ T32] r5:8517738c r4:85177000 ** 3 printk messages dropped ** [ 1331.639586][ T32] r10:61c88647 r9:851aec00 r8:85128bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1331.639836][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.640432][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.640704][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.640821][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 3 printk messages dropped ** [ 1331.640961][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1331.641089][ T32] r4:e055ddc0 ** 3 printk messages dropped ** [ 1331.641308][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1331.641708][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1331.641993][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1331.642310][ T32] task:kworker/1:474 state:D stack:0 pid:4261 tgid:4261 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1331.642966][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.673832][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.674087][ T32] r5:00001000 r4:dfc59000 ** 2 printk messages dropped ** [ 1331.674282][ T32] r5:85177f8c r4:85177c00 ** 1 printk messages dropped ** [ 1331.674374][ T32] r7:ddde2d80 r6:83018200 r5:85177f8c r4:85128c00 ** 9 printk messages dropped ** [ 1331.674757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.674789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.674822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.674847][ T32] r4:85123700 [ 1331.675270][ T32] INFO: task kworker/1:474:4261 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.675347][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.675426][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.675502][ T32] Call trace: [ 1331.675568][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.675626][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.675667][ T32] r4:00000000 [ 1331.675692][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.675748][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.675794][ T32] dd20: dfccc000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.675829][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.675855][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.675881][ T32] r5:80000013 r4:80239bb0 [ 1331.675901][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.675952][ T32] r4:82ac11e4 [ 1331.676000][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.676081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.676109][ T32] r4:e055ddc0 [ 1331.676132][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.676175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.676223][ T32] r4:00000000 [ 1331.676252][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.676311][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.676363][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.676427][ T32] r5:00001000 r4:e03b1000 [ 1331.676501][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.676802][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.676896][ T32] r5:84af0b8c r4:84af0800 [ 1331.676923][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.676989][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 [ 1331.677015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.677070][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.677147][ T32] r4:84a53d80 [ 1331.677176][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.677263][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.677335][ T32] r4:00000001 [ 1331.677362][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.677436][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.677502][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.677566][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.677639][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.677690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.677767][ T32] r4:84a51100 [ 1331.677825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.677882][ T32] INFO: task kworker/1:475:4262 blocked for more than 458 seconds. [ 1331.678000][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.678041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.678066][ T32] task:kworker/1:475 state:D stack:0 pid:4262 tgid:4262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.678168][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.678303][ T32] Call trace: [ 1331.678345][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.678404][ T32] r10:82918930 r9:eacf9d84 r8:00000002 r7:60000013 r6:eacf9d8c r5:851b6000 [ 1331.678434][ T32] r4:851b6000 [ 1331.678465][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.678570][ T32] r5:851b6000 r4:8291892c [ 1331.678597][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.678664][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.678717][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1331.678769][ T32] r4:00000000 [ 1331.678793][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.678836][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.678877][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.678920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123a40 [ 1331.678943][ T32] r4:00000000 [ 1331.678963][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.679037][ T32] r9:83018205 r8:851b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1331.679063][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.679159][ T32] r5:00001000 r4:dfbdf000 [ 1331.679183][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.679225][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1331.679376][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.679742][ T32] r4:00000001 [ 1331.679763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.679799][ T32] Exception stack(0xeacf9fb0 to 0xeacf9ff8) [ 1331.679827][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.679856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.679914][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.679950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.680021][ T32] r4:85123700 [ 1331.680359][ T32] INFO: task kworker/1:475:4262 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.680395][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.680532][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.680647][ T32] Call trace: [ 1331.680722][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.680830][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.680860][ T32] r4:00000000 [ 1331.680899][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.680979][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.681039][ T32] dd20: dfccc000 dfe07000 00000001 80239b98 7f7af000 00000001 [ 1331.681105][ T32] dd40: 82ac05a0 7f7af000 dfe07000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.681158][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.681212][ T32] r5:80000013 r4:80239bb0 [ 1331.681316][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.681406][ T32] r4:82ac11e4 [ 1331.681450][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.681540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.681609][ T32] r4:e055ddc0 [ 1331.681683][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.681772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a51040 [ 1331.681817][ T32] r4:00000000 [ 1331.681865][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.681963][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1331.682012][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.682097][ T32] r5:00001000 r4:e03b1000 [ 1331.682138][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.682214][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.682311][ T32] r5:84af0b8c r4:84af0800 [ 1331.682370][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.682470][ T32] r7:ddde2d80 r6:83018200 r5:84af0b8c r4:84a53d80 ** 9 printk messages dropped ** [ 1331.682954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.703735][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.704059][ T32] r5:850de000 r4:8291892c ** 2 printk messages dropped ** [ 1331.704227][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab61e08 ** 8 printk messages dropped ** [ 1331.704912][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.704959][ T32] r5:00001000 r4:e03fd000 [ 1331.704992][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1331.705162][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.705545][ T32] Exception stack(0xeab61fb0 to 0xeab61ff8) ** 6 printk messages dropped ** [ 1331.706410][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.707098][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1331.707165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1331.707626][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1331.707955][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1331.708383][ T32] r4:84a51100 ** 3 printk messages dropped ** [ 1331.708619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1331.709051][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1331.709703][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1331.709908][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.710260][ T32] r4:85128e80 ** 6 printk messages dropped ** [ 1331.710577][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.711311][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1331.711871][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1331.712152][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1331.712694][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.735239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.735441][ T32] INFO: task kworker/1:478:4269 blocked for more than 458 seconds. [ 1331.735480][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.735509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.735532][ T32] task:kworker/1:478 state:D stack:0 pid:4269 tgid:4269 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.735606][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.735684][ T32] Call trace: [ 1331.735725][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.735780][ T32] r10:82918930 r9:eaba5d84 r8:00000002 r7:60000013 r6:eaba5d8c r5:851b8c00 [ 1331.735832][ T32] r4:851b8c00 [ 1331.735886][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.735970][ T32] r5:851b8c00 r4:8291892c [ 1331.736045][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.736089][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.736153][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 1331.736207][ T32] r4:00000000 [ 1331.736231][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.736271][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.736333][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.736374][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123f00 [ 1331.736413][ T32] r4:00000000 [ 1331.736577][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.736670][ T32] r9:83018205 r8:851b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1331.736769][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.736815][ T32] r5:00001000 r4:dfd79000 [ 1331.736836][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.736876][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.736920][ T32] r5:8517c78c r4:8517c400 [ 1331.736940][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.737000][ T32] r7:ddde2d80 r6:83018200 r5:8517c78c r4:85128f80 [ 1331.737049][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.737099][ T32] r10:61c88647 r9:851b8c00 r8:85128fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.737147][ T32] r4:85128f80 [ 1331.737186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.737236][ T32] r10:00000000 r9:85128f80 r8:8027f5e8 r7:eab61e60 r6:8513a000 r5:851b8c00 [ 1331.737259][ T32] r4:00000001 [ 1331.737278][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.737320][ T32] Exception stack(0xeaba5fb0 to 0xeaba5ff8) [ 1331.737388][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.737428][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.737483][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.737517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.737542][ T32] r4:85123d80 [ 1331.737967][ T32] INFO: task kworker/1:478:4269 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.738004][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.738078][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.738177][ T32] Call trace: [ 1331.738271][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.738337][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.738363][ T32] r4:00000000 [ 1331.738396][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.738509][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.738552][ T32] dd20: 7fc7a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1331.738584][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.738610][ T32] dd60: 80230ad4 80239bb0 90000013 ffffffff [ 1331.738635][ T32] r5:90000013 r4:80239bb0 [ 1331.738656][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.738696][ T32] r4:82ac11e4 [ 1331.738717][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.738772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.738805][ T32] r4:e055ddc0 [ 1331.738825][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.738869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1331.738891][ T32] r4:00000000 [ 1331.738910][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.738955][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1331.738977][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.739019][ T32] r5:00001000 r4:ee509000 [ 1331.739040][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.739104][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.739152][ T32] r5:8609478c r4:86094400 [ 1331.739172][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.739220][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.739290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.739356][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.739383][ T32] r4:84a53d80 [ 1331.739404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.739450][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.739537][ T32] r4:00000001 [ 1331.739563][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.739599][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.739625][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.739678][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.739709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.739742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.739797][ T32] r4:84a51100 [ 1331.739834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.739862][ T32] INFO: task kworker/1:479:4270 blocked for more than 458 seconds. [ 1331.739903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.739956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.740022][ T32] task:kworker/1:479 state:D stack:0 pid:4270 tgid:4270 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.740097][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.740153][ T32] Call trace: [ 1331.740191][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.740239][ T32] r10:82918930 r9:ead01d84 r8:00000002 r7:60000113 r6:ead01d8c r5:851b9800 [ 1331.740263][ T32] r4:851b9800 [ 1331.740299][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1331.740615][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.740713][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.740753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85123240 [ 1331.740775][ T32] r4:00000000 [ 1331.740827][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.740880][ T32] r9:83018205 r8:851b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1331.740904][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.740945][ T32] r5:00001000 r4:dfdc1000 [ 1331.741015][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.741122][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.741191][ T32] r5:8517cb8c r4:8517c800 [ 1331.741222][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.741266][ T32] r7:ddde2d80 r6:83018200 r5:8517cb8c r4:8513a080 [ 1331.741294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.741419][ T32] r10:61c88647 r9:851b9800 r8:8513a0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.741445][ T32] r4:8513a080 [ 1331.741466][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.741564][ T32] r10:00000000 r9:8513a080 r8:8027f5e8 r7:eab61e60 r6:8513a100 r5:851b9800 [ 1331.741631][ T32] r4:00000001 [ 1331.741654][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.741714][ T32] Exception stack(0xead01fb0 to 0xead01ff8) [ 1331.741749][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.741783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.741839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.741872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.741896][ T32] r4:85123d80 [ 1331.742184][ T32] INFO: task kworker/1:479:4270 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.742244][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.742414][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.742489][ T32] Call trace: [ 1331.742521][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.742594][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.742622][ T32] r4:00000000 [ 1331.742642][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.742682][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.742710][ T32] dd20: 7fc7a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1331.742762][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.742793][ T32] dd60: 80230ad4 80239bb0 90000013 ffffffff [ 1331.742818][ T32] r5:90000013 r4:80239bb0 [ 1331.742863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.742906][ T32] r4:82ac11e4 [ 1331.743002][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.766275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.766382][ T32] r4:e055ddc0 [ 1331.766411][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.766504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1331.766537][ T32] r4:00000000 [ 1331.766570][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.766625][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1331.766677][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.766756][ T32] r5:00001000 r4:ee509000 [ 1331.766780][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.766848][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.766896][ T32] r5:8609478c r4:86094400 [ 1331.766917][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.766992][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.767018][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1331.767265][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 7 printk messages dropped ** [ 1331.767556][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1331.767784][ T32] task:kworker/1:480 state:D stack:0 pid:4272 tgid:4272 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.768284][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe1e08 ** 9 printk messages dropped ** [ 1331.768728][ T32] r5:00001000 r4:e0393000 [ 1331.768769][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.769065][ T32] r10:61c88647 r9:85058000 r8:8513a1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1331.769497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1331.770282][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1331.770464][ T32] dd60: 80230ad4 80239bb0 90000013 ffffffff ** 5 printk messages dropped ** [ 1331.770631][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1331.770922][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1331.771322][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.771690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.772022][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.772216][ T32] r10:82918930 r9:eabf1d84 r8:00000002 r7:60000113 r6:eabf1d8c r5:85058c00 [ 1331.772241][ T32] r4:85058c00 [ 1331.772261][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.772318][ T32] r5:85058c00 r4:8291892c [ 1331.772353][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.772425][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.772524][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf1e08 [ 1331.772552][ T32] r4:00000000 [ 1331.772598][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.772691][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.772734][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.772775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85139700 [ 1331.772811][ T32] r4:00000000 [ 1331.772859][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.772908][ T32] r9:83018205 r8:85058c00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1331.772954][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.773063][ T32] r5:00001000 r4:e052d000 [ 1331.791872][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.791967][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.792031][ T32] r5:8517df8c r4:8517dc00 [ 1331.792132][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.792239][ T32] r7:ddde2d80 r6:83018200 r5:8517df8c r4:8513a200 [ 1331.792281][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.792389][ T32] r10:61c88647 r9:85058c00 r8:8513a22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.792417][ T32] r4:8513a200 [ 1331.792483][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.792602][ T32] r10:00000000 r9:8513a200 r8:8027f5e8 r7:eab61e60 r6:84a2ec80 r5:85058c00 [ 1331.792638][ T32] r4:00000001 [ 1331.792659][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.792723][ T32] Exception stack(0xeabf1fb0 to 0xeabf1ff8) [ 1331.792764][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.792795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.792823][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.792854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.792877][ T32] r4:85139100 [ 1331.797228][ T32] INFO: task kworker/1:481:4274 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.797367][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.797481][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.797561][ T32] Call trace: [ 1331.797600][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.797809][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.797854][ T32] r4:00000000 [ 1331.797950][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.797996][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.798027][ T32] dd20: 80353000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1331.798134][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.798191][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.798258][ T32] r5:80000013 r4:80239bb0 [ 1331.798289][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.798335][ T32] r4:82ac11e4 [ 1331.798356][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.798458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.798535][ T32] r4:e055ddc0 [ 1331.798562][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.798656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1331.798684][ T32] r4:00000000 [ 1331.798742][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.798929][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1331.798958][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.799017][ T32] r5:00001000 r4:ee509000 [ 1331.799052][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.799097][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.799166][ T32] r5:8609478c r4:86094400 [ 1331.799215][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.799275][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.799358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.799408][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1331.799686][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1331.800253][ T32] INFO: task kworker/1:482:4278 blocked for more than 458 seconds. ** 6 printk messages dropped ** [ 1331.800594][ T32] r10:82918930 r9:eabedd84 r8:00000002 r7:60000013 r6:eabedd8c r5:8505a400 ** 6 printk messages dropped ** [ 1331.800986][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.801089][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1331.801359][ T32] r5:00001000 r4:e0439000 [ 1331.801380][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.801664][ T32] r7:ddde2d80 r6:83018200 r5:8517d78c r4:8513a280 ** 12 printk messages dropped ** [ 1331.802110][ T32] r4:85139180 ** 8 printk messages dropped ** [ 1331.802858][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1331.821308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 5 printk messages dropped ** [ 1331.821623][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1331.821658][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.821731][ T32] r5:00001000 r4:ee509000 [ 1331.821755][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.821796][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.821838][ T32] r5:8609478c r4:86094400 [ 1331.821908][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.821960][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.822005][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.822080][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.822156][ T32] r4:84a53d80 [ 1331.822180][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.822226][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.822249][ T32] r4:00000001 [ 1331.822277][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.822317][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.822383][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.822417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.822458][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.822520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.822547][ T32] r4:84a51100 [ 1331.822597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.822633][ T32] INFO: task kworker/1:483:4280 blocked for more than 458 seconds. [ 1331.822670][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.822698][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.822722][ T32] task:kworker/1:483 state:D stack:0 pid:4280 tgid:4280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.822790][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.822856][ T32] Call trace: [ 1331.822943][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.836916][ T32] r10:82918930 r9:eabf9d84 r8:00000002 r7:60000113 r6:eabf9d8c r5:8505b000 [ 1331.837025][ T32] r4:8505b000 [ 1331.837064][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.837135][ T32] r5:8505b000 r4:8291892c [ 1331.837170][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.837241][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.837301][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabf9e08 [ 1331.837326][ T32] r4:00000000 [ 1331.837349][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1331.837771][ T32] r5:00001000 r4:e04b9000 [ 1331.837793][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1331.838013][ T32] r7:ddde2d80 r6:83018200 r5:8517db8c r4:8513a300 [ 1331.838037][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.838103][ T32] r10:61c88647 r9:8505b000 r8:8513a32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.838129][ T32] r4:8513a300 [ 1331.838162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.838215][ T32] r10:00000000 r9:8513a300 r8:8027f5e8 r7:eabf1e60 r6:84a2ed80 r5:8505b000 [ 1331.838261][ T32] r4:00000001 [ 1331.838312][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.838382][ T32] Exception stack(0xeabf9fb0 to 0xeabf9ff8) [ 1331.838452][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.838506][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.838562][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.838601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.838626][ T32] r4:85139440 [ 1331.839047][ T32] INFO: task kworker/1:483:4280 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.839083][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.839188][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.839295][ T32] Call trace: [ 1331.839360][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.839437][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.839489][ T32] r4:00000000 [ 1331.839512][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.839570][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.839609][ T32] dd20: 808a6000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1331.839734][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.839763][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.839787][ T32] r5:80000013 r4:80239bb0 [ 1331.839809][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.839871][ T32] r4:82ac11e4 [ 1331.839899][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.839948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.839971][ T32] r4:e055ddc0 [ 1331.839992][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.840035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1331.840083][ T32] r4:00000000 [ 1331.840106][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.840153][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1331.840226][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.840278][ T32] r5:00001000 r4:ee509000 [ 1331.840320][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.840365][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.840412][ T32] r5:8609478c r4:86094400 [ 1331.840435][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.840522][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.840548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.840598][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.840621][ T32] r4:84a53d80 [ 1331.840640][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.840685][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 5 printk messages dropped ** [ 1331.840907][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1331.841153][ T32] task:kworker/1:484 state:D stack:0 pid:4282 tgid:4282 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1331.841783][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1331.842141][ T32] r5:00001000 r4:e05af000 [ 1331.842162][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1331.842324][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1331.842541][ T32] r4:8513a380 [ 1331.842582][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.842640][ T32] r10:00000000 r9:8513a380 r8:8027f5e8 r7:eabf1e60 r6:84a2ee00 r5:8505bc00 [ 1331.842699][ T32] r4:00000001 [ 1331.842722][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.842761][ T32] Exception stack(0xeac09fb0 to 0xeac09ff8) [ 1331.842813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.842849][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.842877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.842907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.842932][ T32] r4:85139580 [ 1331.851105][ T32] INFO: task kworker/1:484:4282 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.851199][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.851270][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.851337][ T32] Call trace: [ 1331.851370][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.851423][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.851447][ T32] r4:00000000 [ 1331.851467][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.851528][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.851604][ T32] dd20: 808a6000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1331.851643][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.851673][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.851699][ T32] r5:80000013 r4:80239bb0 [ 1331.851750][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.851802][ T32] r4:82ac11e4 [ 1331.851825][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.851871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.851894][ T32] r4:e055ddc0 [ 1331.851940][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.852018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1331.852045][ T32] r4:00000000 [ 1331.852070][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.852122][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1331.852145][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.852205][ T32] r5:00001000 r4:ee509000 [ 1331.852332][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.852382][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.852453][ T32] r5:8609478c r4:86094400 [ 1331.852586][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.852646][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.852712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.852766][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.852791][ T32] r4:84a53d80 [ 1331.852813][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.852861][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.852908][ T32] r4:00000001 [ 1331.852944][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.863490][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.863581][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.863617][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.863648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.863703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.863738][ T32] r4:84a51100 [ 1331.863766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.863798][ T32] INFO: task kworker/1:485:4284 blocked for more than 458 seconds. [ 1331.863832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.863861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.863897][ T32] task:kworker/1:485 state:D stack:0 pid:4284 tgid:4284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.863960][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.864025][ T32] Call trace: [ 1331.864096][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.864207][ T32] r10:82918930 r9:eac15d84 r8:00000002 r7:60000113 r6:eac15d8c r5:8505c800 ** 3 printk messages dropped ** [ 1331.864360][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1331.864975][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.865050][ T32] r5:00001000 r4:e05c9000 ** 2 printk messages dropped ** [ 1331.865175][ T32] r5:8517e78c r4:8517e400 ** 3 printk messages dropped ** [ 1331.865439][ T32] r10:61c88647 r9:8505c800 r8:8513a42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1331.865744][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.866508][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.866669][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 7 printk messages dropped ** [ 1331.867019][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1331.867396][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1331.867608][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1331.867935][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.867987][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.868034][ T32] r4:84a53d80 [ 1331.868057][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.868103][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.868151][ T32] r4:00000001 [ 1331.868174][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.868221][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.868248][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.868277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.868326][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.868386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.868443][ T32] r4:84a51100 [ 1331.868514][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.868950][ T32] INFO: task kworker/1:486:4286 blocked for more than 458 seconds. [ 1331.868991][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.869017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.869059][ T32] task:kworker/1:486 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.869107][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.869162][ T32] Call trace: [ 1331.869205][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.869300][ T32] r10:82918930 r9:eac21d84 r8:00000002 r7:60000013 r6:eac21d8c r5:8505d400 [ 1331.869339][ T32] r4:8505d400 [ 1331.869391][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.869436][ T32] r5:8505d400 r4:8291892c [ 1331.869480][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.869524][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.869574][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac21e08 [ 1331.869597][ T32] r4:00000000 [ 1331.869632][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.869674][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.869711][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.869753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85139e40 [ 1331.869775][ T32] r4:00000000 [ 1331.869795][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.869839][ T32] r9:83018205 r8:8505d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1331.869859][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.869900][ T32] r5:00001000 r4:ea99d000 [ 1331.869921][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.869960][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.870001][ T32] r5:8517f38c r4:8517f000 [ 1331.870047][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.870105][ T32] r7:ddde2d80 r6:83018200 r5:8517f38c r4:8513a480 [ 1331.870129][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.870176][ T32] r10:61c88647 r9:8505d400 r8:8513a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.870215][ T32] r4:8513a480 [ 1331.870237][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.870288][ T32] r10:00000000 r9:8513a480 r8:8027f5e8 r7:eac15e60 r6:84a2ef00 r5:8505d400 [ 1331.870312][ T32] r4:00000001 [ 1331.870410][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.870450][ T32] Exception stack(0xeac21fb0 to 0xeac21ff8) [ 1331.870477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.870505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.870535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.870564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.870586][ T32] r4:85139800 [ 1331.870868][ T32] INFO: task kworker/1:486:4286 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.870902][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.871128][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.871254][ T32] Call trace: [ 1331.871304][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.871365][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.871397][ T32] r4:00000000 [ 1331.871417][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.871456][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.871483][ T32] dd20: 80ad2000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1331.871524][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.871647][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.871689][ T32] r5:80000013 r4:80239bb0 [ 1331.871736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.871791][ T32] r4:82ac11e4 [ 1331.871839][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.871884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.871907][ T32] r4:e055ddc0 [ 1331.871928][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.871968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1331.871991][ T32] r4:00000000 [ 1331.872010][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.872068][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1331.872092][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.872135][ T32] r5:00001000 r4:ee509000 [ 1331.872155][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.872195][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.872236][ T32] r5:8609478c r4:86094400 [ 1331.872256][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.872332][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.872363][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.872409][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.872432][ T32] r4:84a53d80 [ 1331.872452][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.872537][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.872564][ T32] r4:00000001 [ 1331.872585][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.872652][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.872685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.872740][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.872772][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.872828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.872856][ T32] r4:84a51100 [ 1331.872877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.872926][ T32] INFO: task kworker/1:487:4287 blocked for more than 458 seconds. [ 1331.872969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.873285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.898267][ T32] task:kworker/1:487 state:D stack:0 pid:4287 tgid:4287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.898388][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.898509][ T32] Call trace: [ 1331.898551][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.898610][ T32] r10:82918930 r9:eac2dd84 r8:00000002 r7:60000013 r6:eac2dd8c r5:8505e000 [ 1331.898636][ T32] r4:8505e000 [ 1331.898674][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.898750][ T32] r5:8505e000 r4:8291892c [ 1331.898796][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.898875][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.898970][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 [ 1331.899019][ T32] r4:00000000 [ 1331.899099][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.899149][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.899216][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.899267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85139ac0 [ 1331.899311][ T32] r4:00000000 [ 1331.899350][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.899450][ T32] r9:83018205 r8:8505e000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1331.899520][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.899628][ T32] r5:00001000 r4:e87c9000 [ 1331.899676][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.899761][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.899838][ T32] r5:8517eb8c r4:8517e800 [ 1331.899864][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.899915][ T32] r7:ddde2d80 r6:83018200 r5:8517eb8c r4:8513a500 [ 1331.899937][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.900022][ T32] r10:61c88647 r9:8505e000 r8:8513a52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.900050][ T32] r4:8513a500 [ 1331.900073][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.900289][ T32] r10:00000000 r9:8513a500 r8:8027f5e8 r7:eac21e60 r6:84a2ef80 r5:8505e000 [ 1331.900318][ T32] r4:00000001 [ 1331.900351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.900395][ T32] Exception stack(0xeac2dfb0 to 0xeac2dff8) [ 1331.900448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.900532][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.900693][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.900728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.900751][ T32] r4:85139a00 [ 1331.901181][ T32] INFO: task kworker/1:487:4287 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.901251][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.901416][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.901507][ T32] Call trace: [ 1331.901587][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1331.901757][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.901876][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 4 printk messages dropped ** [ 1331.902163][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 4 printk messages dropped ** [ 1331.902528][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1331.922506][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1331.922780][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.923627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.923674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.923702][ T32] r4:84a51100 [ 1331.923727][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.923771][ T32] INFO: task kworker/1:488:4289 blocked for more than 458 seconds. [ 1331.923807][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.923834][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.923884][ T32] task:kworker/1:488 state:D stack:0 pid:4289 tgid:4289 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.924009][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.924115][ T32] Call trace: [ 1331.924211][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.924325][ T32] r10:82918930 r9:eabcdd84 r8:00000002 r7:60000013 r6:eabcdd8c r5:851ba400 [ 1331.924377][ T32] r4:851ba400 [ 1331.924421][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.924519][ T32] r5:851ba400 r4:8291892c [ 1331.924568][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.924648][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.924797][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabcde08 [ 1331.924850][ T32] r4:00000000 [ 1331.924893][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.924976][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.925062][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.925177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85139d40 [ 1331.925232][ T32] r4:00000000 [ 1331.925314][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.925412][ T32] r9:83018205 r8:851ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1331.925457][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.925561][ T32] r5:00001000 r4:ea981000 [ 1331.925606][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.925671][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.925714][ T32] r5:8517ef8c r4:8517ec00 [ 1331.925735][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.925780][ T32] r7:ddde2d80 r6:83018200 r5:8517ef8c r4:8513a580 [ 1331.925801][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.925846][ T32] r10:61c88647 r9:851ba400 r8:8513a5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.925912][ T32] r4:8513a580 [ 1331.925950][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.926047][ T32] r10:00000000 r9:8513a580 r8:8027f5e8 r7:eac21e60 r6:8513a600 r5:851ba400 [ 1331.926072][ T32] r4:00000001 [ 1331.926092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.926147][ T32] Exception stack(0xeabcdfb0 to 0xeabcdff8) [ 1331.926189][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.926226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.926255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.926291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.926342][ T32] r4:85139780 [ 1331.926750][ T32] INFO: task kworker/1:488:4289 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.926783][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.926842][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.926885][ T32] Call trace: [ 1331.926915][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.926962][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.927009][ T32] r4:00000000 [ 1331.927061][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.927104][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1331.927271][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1331.927459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 7 printk messages dropped ** [ 1331.927759][ T32] r5:8609478c r4:86094400 [ 1331.927781][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.927850][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.927874][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.927920][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.927944][ T32] r4:84a53d80 [ 1331.927989][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.928062][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.928088][ T32] r4:00000001 [ 1331.928109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.928168][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.928198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.928226][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.928253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.928306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.928333][ T32] r4:84a51100 [ 1331.928355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.928380][ T32] INFO: task kworker/0:100:4291 blocked for more than 458 seconds. [ 1331.928434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.928522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.928553][ T32] task:kworker/0:100 state:D stack:0 pid:4291 tgid:4291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.928676][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.928750][ T32] Call trace: [ 1331.928800][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.928872][ T32] r10:82918930 r9:eabbdd84 r8:00000002 r7:60000113 r6:eabbdd8c r5:8505ec00 [ 1331.928898][ T32] r4:8505ec00 [ 1331.928930][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.929008][ T32] r5:8505ec00 r4:8291892c [ 1331.929032][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.929098][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.929159][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabbde08 [ 1331.929193][ T32] r4:00000000 [ 1331.929259][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.929306][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.929343][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.929398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492f680 [ 1331.929448][ T32] r4:00000000 [ 1331.929495][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.929554][ T32] r9:83018005 r8:8505ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1331.929595][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.929642][ T32] r5:00001000 r4:ea9cf000 [ 1331.929662][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.929701][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.929746][ T32] r5:845e0b8c r4:845e0800 [ 1331.929767][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.929811][ T32] r7:dddced80 r6:83018000 r5:845e0b8c r4:8513d000 [ 1331.929831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.929888][ T32] r10:61c88647 r9:8505ec00 r8:8513d02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1331.929913][ T32] r4:8513d000 [ 1331.929957][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.930005][ T32] r10:00000000 r9:8513d000 r8:8027f5e8 r7:eacd9e60 r6:8513d080 r5:8505ec00 [ 1331.930030][ T32] r4:00000001 [ 1331.930085][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1331.930275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.930330][ T32] r4:8512df00 [ 1331.930570][ T32] INFO: task kworker/0:100:4291 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.930629][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.930714][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.930781][ T32] Call trace: [ 1331.930840][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.930892][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.930916][ T32] r4:00000000 [ 1331.930936][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.930983][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.931015][ T32] dd20: 80fa5000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1331.931045][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.931119][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.931171][ T32] r5:80000013 r4:80239bb0 [ 1331.931195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.931236][ T32] r4:82ac11e4 [ 1331.931283][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.931358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.931384][ T32] r4:e055ddc0 [ 1331.931413][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.931519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1331.931571][ T32] r4:00000000 [ 1331.931618][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.931668][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1331.931689][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.931730][ T32] r5:00001000 r4:ee509000 [ 1331.931775][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.931842][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.931889][ T32] r5:8609478c r4:86094400 [ 1331.931922][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.931995][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.932019][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.932090][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.932116][ T32] r4:84a53d80 [ 1331.932137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.932182][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.932205][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1331.932337][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1331.932519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1331.932616][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1331.932805][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.933039][ T32] r4:85059800 ** 4 printk messages dropped ** [ 1331.954926][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac45e08 ** 9 printk messages dropped ** [ 1331.955421][ T32] r5:00001000 r4:ea9bf000 [ 1331.955445][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1331.955624][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1331.955917][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1331.956076][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1331.956652][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1331.957045][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 10 printk messages dropped ** [ 1331.957645][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1331.957855][ T32] r5:00001000 r4:ee509000 [ 1331.957896][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.957976][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.958095][ T32] r5:8609478c r4:86094400 [ 1331.958172][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.958314][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.958376][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.958471][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.958521][ T32] r4:84a53d80 [ 1331.958563][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.958651][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.958703][ T32] r4:00000001 [ 1331.958744][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.958814][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.958898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.958969][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.959053][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.959124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.959178][ T32] r4:84a51100 [ 1331.959248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.959370][ T32] INFO: task kworker/1:490:4295 blocked for more than 458 seconds. [ 1331.959436][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.959465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.959487][ T32] task:kworker/1:490 state:D stack:0 pid:4295 tgid:4295 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.959534][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.959577][ T32] Call trace: [ 1331.959608][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1331.959681][ T32] r10:82918930 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:851aa400 [ 1331.959733][ T32] r4:851aa400 [ 1331.959756][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1331.959797][ T32] r5:851aa400 r4:8291892c [ 1331.959842][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.959904][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.960035][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac49e08 [ 1331.960097][ T32] r4:00000000 [ 1331.960135][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1331.960201][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1331.960266][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.960316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8512fd40 [ 1331.960353][ T32] r4:00000000 [ 1331.960475][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.960526][ T32] r9:83018205 r8:851aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1331.960548][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.960589][ T32] r5:00001000 r4:ea9e5000 [ 1331.960608][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.960671][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.960717][ T32] r5:8517fb8c r4:8517f800 [ 1331.960761][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.960810][ T32] r7:ddde2d80 r6:83018200 r5:8517fb8c r4:8513a700 [ 1331.960848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.960926][ T32] r10:61c88647 r9:851aa400 r8:8513a72c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.960952][ T32] r4:8513a700 [ 1331.960999][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.961049][ T32] r10:00000000 r9:8513a700 r8:8027f5e8 r7:eac45e60 r6:8513d180 r5:851aa400 [ 1331.961072][ T32] r4:00000001 [ 1331.961131][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.961203][ T32] Exception stack(0xeac49fb0 to 0xeac49ff8) [ 1331.961258][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.961298][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.961326][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.961355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.961402][ T32] r4:85139e00 [ 1331.961706][ T32] INFO: task kworker/1:490:4295 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1331.961756][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.961818][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.961889][ T32] Call trace: [ 1331.961944][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1331.961995][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1331.962044][ T32] r4:00000000 [ 1331.962068][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.962107][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.962136][ T32] dd20: 81445000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1331.962165][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.962215][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.962244][ T32] r5:80000013 r4:80239bb0 [ 1331.962264][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.962309][ T32] r4:82ac11e4 [ 1331.962329][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.962376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.962400][ T32] r4:e055ddc0 [ 1331.962421][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.962463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1331.962502][ T32] r4:00000000 [ 1331.962524][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.962569][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1331.962615][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.962738][ T32] r5:00001000 r4:ee509000 [ 1331.962786][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.962828][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.962869][ T32] r5:8609478c r4:86094400 [ 1331.962915][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.962963][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.963058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.985747][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.985798][ T32] r4:84a53d80 [ 1331.985823][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.985893][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.985917][ T32] r4:00000001 [ 1331.985939][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.985993][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.986029][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.986084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.986116][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.986172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.986199][ T32] r4:84a51100 [ 1331.986224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.986255][ T32] INFO: task kworker/1:491:4299 blocked for more than 458 seconds. [ 1331.986295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.986324][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.986367][ T32] task:kworker/1:491 state:D stack:0 pid:4299 tgid:4299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.986429][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1331.986626][ T32] r4:851ad400 ** 1 printk messages dropped ** [ 1331.986742][ T32] r5:851ad400 r4:8291892c ** 2 printk messages dropped ** [ 1331.986884][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac39e08 ** 3 printk messages dropped ** [ 1331.987155][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1331.987431][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.987477][ T32] r5:00001000 r4:eaa23000 [ 1331.987498][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.987540][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1331.987602][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.988009][ T32] Exception stack(0xeac39fb0 to 0xeac39ff8) ** 6 printk messages dropped ** [ 1331.988892][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1331.989171][ T32] r4:00000000 [ 1331.989226][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.989295][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1331.989326][ T32] dd20: 81792000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1331.989382][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1331.989420][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1331.989465][ T32] r5:80000013 r4:80239bb0 [ 1331.989490][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1331.989536][ T32] r4:82ac11e4 [ 1331.989557][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.989600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1331.989656][ T32] r4:e055ddc0 [ 1331.989716][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1331.989782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1331.989808][ T32] r4:00000000 [ 1331.989828][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1331.989876][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1331.989897][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1331.989954][ T32] r5:00001000 r4:ee509000 [ 1331.990009][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1331.990080][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.990127][ T32] r5:8609478c r4:86094400 [ 1331.990148][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1331.990198][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1331.990255][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1331.990320][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1331.990346][ T32] r4:84a53d80 [ 1331.990366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1331.990412][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1331.990435][ T32] r4:00000001 [ 1331.990483][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.990523][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1331.990556][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.990585][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.990613][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.990663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1331.990698][ T32] r4:84a51100 [ 1331.990720][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1331.990772][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1331.991162][ T32] r4:84888000 ** 5 printk messages dropped ** [ 1331.991398][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.991703][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1331.991841][ T32] r5:00001000 r4:eab9d000 ** 1 printk messages dropped ** [ 1331.991902][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1331.992322][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.992627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1332.011211][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.011302][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 4 printk messages dropped ** [ 1332.011440][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1332.012004][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1332.012252][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1332.012440][ T32] r4:00000001 [ 1332.012503][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.012577][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.012656][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.012690][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.012719][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.012748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.012771][ T32] r4:84a51100 [ 1332.012794][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.012824][ T32] INFO: task kworker/1:492:4301 blocked for more than 458 seconds. [ 1332.012879][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.012908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.012930][ T32] task:kworker/1:492 state:D stack:0 pid:4301 tgid:4301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.012977][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.029107][ T32] Call trace: [ 1332.029199][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.029271][ T32] r10:82918930 r9:eac6dd84 r8:00000002 r7:60000113 r6:eac6dd8c r5:84888c00 [ 1332.029345][ T32] r4:84888c00 [ 1332.029372][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.029440][ T32] r5:84888c00 r4:8291892c [ 1332.029464][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.029506][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.029577][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 [ 1332.029604][ T32] r4:00000000 [ 1332.029625][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.029689][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.029759][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.029817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851300c0 [ 1332.029842][ T32] r4:00000000 [ 1332.029867][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.029917][ T32] r9:83018205 r8:84888c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1332.029964][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.030065][ T32] r5:00001000 r4:ea9fd000 [ 1332.030117][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.030161][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.030206][ T32] r5:8517ff8c r4:8517fc00 [ 1332.030240][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.030298][ T32] r7:ddde2d80 r6:83018200 r5:8517ff8c r4:8513a800 [ 1332.030353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.030427][ T32] r10:61c88647 r9:84888c00 r8:8513a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.030453][ T32] r4:8513a800 [ 1332.030473][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.030519][ T32] r10:00000000 r9:8513a800 r8:8027f5e8 r7:eac39e60 r6:8513d380 r5:84888c00 [ 1332.030542][ T32] r4:00000001 [ 1332.030563][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.030599][ T32] Exception stack(0xeac6dfb0 to 0xeac6dff8) [ 1332.030628][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.030670][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.030716][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.030750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.030772][ T32] r4:85130000 [ 1332.031188][ T32] INFO: task kworker/1:492:4301 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.031228][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.031328][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.031373][ T32] Call trace: [ 1332.031432][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.031482][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.031507][ T32] r4:00000000 [ 1332.031528][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.031566][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.031594][ T32] dd20: 81de9000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.031649][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.031679][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.031716][ T32] r5:80000013 r4:80239bb0 [ 1332.031751][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.031795][ T32] r4:82ac11e4 [ 1332.031816][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.031899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.031927][ T32] r4:e055ddc0 [ 1332.031947][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.031989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.032011][ T32] r4:00000000 [ 1332.032042][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.032117][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.032141][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.032184][ T32] r5:00001000 r4:ee509000 [ 1332.032236][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.032287][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.032331][ T32] r5:8609478c r4:86094400 [ 1332.032352][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.032435][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.032487][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.032556][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.032584][ T32] r4:84a53d80 [ 1332.032605][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.032677][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.032704][ T32] r4:00000001 [ 1332.032752][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1332.032847][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.046147][ T32] INFO: task kworker/1:493:4304 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1332.046371][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.046696][ T32] r5:8488a400 r4:8291892c ** 5 printk messages dropped ** [ 1332.046918][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1332.047169][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.047216][ T32] r5:00001000 r4:eabe9000 [ 1332.047237][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.047276][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.047352][ T32] r5:85181f8c r4:85181c00 [ 1332.047401][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.047451][ T32] r7:ddde2d80 r6:83018200 r5:85181f8c r4:8513a880 [ 1332.047473][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.047521][ T32] r10:61c88647 r9:8488a400 r8:8513a8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.047544][ T32] r4:8513a880 [ 1332.047588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.047637][ T32] r10:00000000 r9:8513a880 r8:8027f5e8 r7:eac39e60 r6:8513d400 r5:8488a400 [ 1332.047661][ T32] r4:00000001 [ 1332.047704][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.047744][ T32] Exception stack(0xead05fb0 to 0xead05ff8) [ 1332.047772][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.047824][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.047855][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.047886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.047936][ T32] r4:851301c0 [ 1332.048359][ T32] INFO: task kworker/1:493:4304 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.048395][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.048495][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.048568][ T32] Call trace: [ 1332.048600][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.048647][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.048671][ T32] r4:00000000 [ 1332.048691][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.048729][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.048758][ T32] dd20: 81fe4000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.048812][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.048842][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.048867][ T32] r5:80000013 r4:80239bb0 [ 1332.048887][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.049025][ T32] r4:82ac11e4 [ 1332.049050][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.049118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.049144][ T32] r4:e055ddc0 [ 1332.049191][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.049236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.049259][ T32] r4:00000000 [ 1332.049278][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.049347][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.049371][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.049413][ T32] r5:00001000 r4:ee509000 [ 1332.049433][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.049473][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.049515][ T32] r5:8609478c r4:86094400 [ 1332.049536][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.049580][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.049600][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.049645][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.049693][ T32] r4:84a53d80 [ 1332.049723][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.049793][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.049821][ T32] r4:00000001 [ 1332.049841][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.049902][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.049933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.049975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.050009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.050040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.050062][ T32] r4:84a51100 [ 1332.050095][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.050123][ T32] INFO: task kworker/1:494:4306 blocked for more than 458 seconds. [ 1332.050175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.050207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.050229][ T32] task:kworker/1:494 state:D stack:0 pid:4306 tgid:4306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.050287][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.050333][ T32] Call trace: [ 1332.050363][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.050408][ T32] r10:82918930 r9:ead0dd84 r8:00000002 r7:60000113 r6:ead0dd8c r5:8488bc00 [ 1332.050430][ T32] r4:8488bc00 [ 1332.050450][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.050500][ T32] r5:8488bc00 r4:8291892c [ 1332.050549][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.050594][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.050664][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead0de08 [ 1332.050691][ T32] r4:00000000 [ 1332.050735][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.050801][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.050842][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.050908][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85130480 [ 1332.050933][ T32] r4:00000000 [ 1332.050967][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.051015][ T32] r9:83018205 r8:8488bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1332.051037][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.051083][ T32] r5:00001000 r4:eaa87000 [ 1332.051117][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.051158][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.051222][ T32] r5:8518078c r4:85180400 [ 1332.051245][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.051296][ T32] r7:ddde2d80 r6:83018200 r5:8518078c r4:8513a900 [ 1332.051318][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.051362][ T32] r10:61c88647 r9:8488bc00 r8:8513a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.051384][ T32] r4:8513a900 [ 1332.051404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.051448][ T32] r10:00000000 r9:8513a900 r8:8027f5e8 r7:ead05e60 r6:8513d480 r5:8488bc00 [ 1332.051476][ T32] r4:00000001 [ 1332.051509][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.051558][ T32] Exception stack(0xead0dfb0 to 0xead0dff8) [ 1332.051621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.051653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.051682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.051710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.051732][ T32] r4:85130300 [ 1332.052026][ T32] INFO: task kworker/1:494:4306 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.052069][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.052237][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.052311][ T32] Call trace: [ 1332.052382][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.052434][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.052458][ T32] r4:00000000 [ 1332.052498][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.052538][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.052592][ T32] dd20: 81fe4000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.052648][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.052678][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.052702][ T32] r5:80000013 r4:80239bb0 [ 1332.052722][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.052767][ T32] r4:82ac11e4 [ 1332.052788][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1332.052929][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1332.069008][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1332.069260][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1332.069475][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.069614][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 4 printk messages dropped ** [ 1332.069791][ T32] r4:84a51100 ** 2 printk messages dropped ** [ 1332.069911][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1332.070014][ T32] task:kworker/1:495 state:D stack:0 pid:4308 tgid:4308 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1332.070574][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1332.071042][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1332.071189][ T32] r5:00001000 r4:eaa9f000 ** 2 printk messages dropped ** [ 1332.071299][ T32] r5:85180b8c r4:85180800 ** 4 printk messages dropped ** [ 1332.071513][ T32] r4:8513a980 ** 4 printk messages dropped ** [ 1332.072276][ T32] Exception stack(0xeac51fb0 to 0xeac51ff8) [ 1332.072310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.072342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.072371][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.072402][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.072425][ T32] r4:85130380 [ 1332.072978][ T32] INFO: task kworker/1:495:4308 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.092292][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.092441][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.092552][ T32] Call trace: [ 1332.092592][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.092652][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.092680][ T32] r4:00000000 [ 1332.092702][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.092746][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.092778][ T32] dd20: 82619000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.092811][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.092838][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.092864][ T32] r5:80000013 r4:80239bb0 [ 1332.092885][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.092929][ T32] r4:82ac11e4 [ 1332.092968][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.093557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.093600][ T32] r4:e055ddc0 [ 1332.093646][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.093735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.093761][ T32] r4:00000000 [ 1332.093783][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.093833][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.093857][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.093903][ T32] r5:00001000 r4:ee509000 [ 1332.093925][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.093966][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.094011][ T32] r5:8609478c r4:86094400 [ 1332.094032][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.094080][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.094117][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.094170][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.094195][ T32] r4:84a53d80 [ 1332.094216][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.094262][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.094291][ T32] r4:00000001 [ 1332.094313][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.094351][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.094394][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.094431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.094460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.094503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1332.094655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1332.095043][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1332.095531][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1332.095646][ T32] r5:00001000 r4:eab53000 [ 1332.095668][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.095895][ T32] r7:ddde2d80 r6:83018200 r5:85180f8c r4:8513aa80 ** 7 printk messages dropped ** [ 1332.096573][ T32] Exception stack(0xeac89fb0 to 0xeac89ff8) ** 7 printk messages dropped ** [ 1332.097310][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1332.098140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 13 printk messages dropped ** [ 1332.098966][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.099017][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.099072][ T32] r4:84a53d80 [ 1332.099099][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.099149][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.099174][ T32] r4:00000001 [ 1332.099195][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.099230][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.099259][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.099314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.099348][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.099379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.099591][ T32] r4:84a51100 [ 1332.099620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.099651][ T32] INFO: task kworker/1:497:4312 blocked for more than 458 seconds. [ 1332.099715][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.099744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.099927][ T32] task:kworker/1:497 state:D stack:0 pid:4312 tgid:4312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.099978][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.100051][ T32] Call trace: [ 1332.100102][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.100152][ T32] r10:82918930 r9:ead15d84 r8:00000002 r7:60000113 r6:ead15d8c r5:851bd400 [ 1332.100176][ T32] r4:851bd400 [ 1332.100196][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.100260][ T32] r5:851bd400 r4:8291892c [ 1332.100289][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.100480][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.100875][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 [ 1332.100903][ T32] r4:00000000 [ 1332.101118][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.101162][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.101199][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.101242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851308c0 [ 1332.101329][ T32] r4:00000000 [ 1332.101357][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.101409][ T32] r9:83018205 r8:851bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1332.101570][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.101618][ T32] r5:00001000 r4:eab7d000 [ 1332.101718][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.101767][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.101813][ T32] r5:8518138c r4:85181000 [ 1332.101898][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.102242][ T32] r7:ddde2d80 r6:83018200 r5:8518138c r4:8513ab80 [ 1332.102294][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.102346][ T32] r10:61c88647 r9:851bd400 r8:8513abac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.102403][ T32] r4:8513ab80 [ 1332.102428][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.102529][ T32] r10:00000000 r9:8513ab80 r8:8027f5e8 r7:ead05e60 r6:8513ac00 r5:851bd400 [ 1332.102562][ T32] r4:00000001 [ 1332.102586][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.102623][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1332.102696][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.102738][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.102839][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.102916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.102981][ T32] r4:85130740 [ 1332.138916][ T32] INFO: task kworker/1:497:4312 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.139081][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.139166][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.139232][ T32] Call trace: [ 1332.139296][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.139358][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.139474][ T32] r4:00000000 [ 1332.139499][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.139547][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.139602][ T32] dd20: 82cc8000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.139636][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.139694][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.139725][ T32] r5:80000013 r4:80239bb0 [ 1332.139748][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.139824][ T32] r4:82ac11e4 [ 1332.139879][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.139927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.139952][ T32] r4:e055ddc0 [ 1332.140035][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.140210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.140238][ T32] r4:00000000 [ 1332.140259][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.140308][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.140347][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.140498][ T32] r5:00001000 r4:ee509000 [ 1332.140637][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.140714][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.140763][ T32] r5:8609478c r4:86094400 [ 1332.140785][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.140834][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.140870][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.140944][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.140970][ T32] r4:84a53d80 [ 1332.140991][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.141037][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.141059][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1332.141183][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 1 printk messages dropped ** [ 1332.141239][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.141268][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.141312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.141427][ T32] r4:84a51100 [ 1332.141460][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.141492][ T32] INFO: task kworker/1:498:4314 blocked for more than 458 seconds. [ 1332.141533][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.141594][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.141975][ T32] task:kworker/1:498 state:D stack:0 pid:4314 tgid:4314 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.142366][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.142410][ T32] Call trace: [ 1332.142444][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.142492][ T32] r10:82918930 r9:ead11d84 r8:00000002 r7:60000113 r6:ead11d8c r5:851be000 [ 1332.142526][ T32] r4:851be000 [ 1332.142550][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.142697][ T32] r5:851be000 r4:8291892c [ 1332.142921][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.142978][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.154613][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 [ 1332.154663][ T32] r4:00000000 [ 1332.154687][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.154749][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.154789][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.154832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85130a80 [ 1332.154857][ T32] r4:00000000 [ 1332.154877][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.154923][ T32] r9:83018205 r8:851be000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1332.154945][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.154989][ T32] r5:00001000 r4:eabbf000 [ 1332.155010][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.155049][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.155091][ T32] r5:8518178c r4:85181400 [ 1332.155111][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.155158][ T32] r7:ddde2d80 r6:83018200 r5:8518178c r4:8513ac80 [ 1332.155180][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.155263][ T32] r10:61c88647 r9:851be000 r8:8513acac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.155297][ T32] r4:8513ac80 [ 1332.155319][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.155395][ T32] r10:00000000 r9:8513ac80 r8:8027f5e8 r7:ead05e60 r6:8513ad00 r5:851be000 [ 1332.155445][ T32] r4:00000001 [ 1332.155524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.155572][ T32] Exception stack(0xead11fb0 to 0xead11ff8) [ 1332.155603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.155633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.155724][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.156329][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1332.157472][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 2 printk messages dropped ** [ 1332.157711][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.157756][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.157801][ T32] r5:8609478c r4:86094400 [ 1332.157822][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.157869][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.157890][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.157936][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.157961][ T32] r4:84a53d80 [ 1332.158017][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.158067][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.158092][ T32] r4:00000001 [ 1332.158113][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.158150][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.158266][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.158302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.158331][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.158365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.158390][ T32] r4:84a51100 [ 1332.158413][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.158456][ T32] INFO: task kworker/0:102:4315 blocked for more than 458 seconds. ** 2 printk messages dropped ** [ 1332.158549][ T32] task:kworker/0:102 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.159031][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead19e08 ** 6 printk messages dropped ** [ 1332.159312][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1332.159456][ T32] r5:00001000 r4:e0391000 ** 1 printk messages dropped ** [ 1332.159527][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.159877][ T32] r10:00000000 r9:8513d500 r8:8027f5e8 r7:eacd9e60 r6:8513ad80 r5:851bec00 ** 10 printk messages dropped ** [ 1332.160838][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.161224][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 10 printk messages dropped ** [ 1332.162011][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1332.162530][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1332.162952][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1332.189240][ T32] r4:851bbc00 ** 8 printk messages dropped ** [ 1332.189618][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1332.189764][ T32] r9:83018205 r8:851bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1332.189788][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.189834][ T32] r5:00001000 r4:eabd5000 [ 1332.189887][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.189935][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.189982][ T32] r5:85181b8c r4:85181800 [ 1332.190004][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.190087][ T32] r7:ddde2d80 r6:83018200 r5:85181b8c r4:8513ae00 [ 1332.190114][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.190184][ T32] r10:61c88647 r9:851bbc00 r8:8513ae2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.190211][ T32] r4:8513ae00 [ 1332.190233][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.190284][ T32] r10:00000000 r9:8513ae00 r8:8027f5e8 r7:ead05e60 r6:8513ae80 r5:851bbc00 [ 1332.190308][ T32] r4:00000001 [ 1332.190329][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.190368][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) [ 1332.190400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.190434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.190465][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.190498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.190624][ T32] r4:85130a40 [ 1332.191062][ T32] INFO: task kworker/1:499:4319 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.191096][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.191245][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.191325][ T32] Call trace: [ 1332.191508][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.191601][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.191630][ T32] r4:00000000 [ 1332.191712][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.191821][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.191855][ T32] dd20: 8306c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.191888][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.192013][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.192043][ T32] r5:80000013 r4:80239bb0 [ 1332.192065][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.192106][ T32] r4:82ac11e4 [ 1332.192127][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.192170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.192194][ T32] r4:e055ddc0 [ 1332.192214][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.192273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.192302][ T32] r4:00000000 [ 1332.192323][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.192374][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.192398][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.192441][ T32] r5:00001000 r4:ee509000 [ 1332.192524][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.192606][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.192654][ T32] r5:8609478c r4:86094400 [ 1332.192706][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.192760][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.192987][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.207870][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.207968][ T32] r4:84a53d80 [ 1332.207996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.208103][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.208283][ T32] r4:00000001 [ 1332.208309][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.208384][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.208422][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.208455][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.208691][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.208720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.208743][ T32] task:kworker/1:500 state:D stack:0 pid:4320 tgid:4320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.208810][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.208869][ T32] Call trace: [ 1332.208906][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.208992][ T32] r10:82918930 r9:ead21d84 r8:00000002 r7:60000113 r6:ead21d8c r5:851c0000 [ 1332.209021][ T32] r4:851c0000 [ 1332.209043][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.209086][ T32] r5:851c0000 r4:8291892c ** 1 printk messages dropped ** [ 1332.209150][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.209808][ T32] r5:00001000 r4:df99f000 [ 1332.209864][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.210060][ T32] r7:ddde2d80 r6:83018200 r5:8518238c r4:8513af00 ** 7 printk messages dropped ** [ 1332.210362][ T32] Exception stack(0xead21fb0 to 0xead21ff8) ** 6 printk messages dropped ** [ 1332.211057][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1332.212406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1332.230151][ T32] r5:8609478c r4:86094400 ** 2 printk messages dropped ** [ 1332.230265][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.230729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1332.230808][ T32] INFO: task kworker/1:501:4322 blocked for more than 458 seconds. [ 1332.230841][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.230899][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.230925][ T32] task:kworker/1:501 state:D stack:0 pid:4322 tgid:4322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.231013][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.231063][ T32] Call trace: [ 1332.231098][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.231151][ T32] r10:82918930 r9:ead29d84 r8:00000002 r7:60000113 r6:ead29d8c r5:851c1800 [ 1332.231174][ T32] r4:851c1800 [ 1332.231194][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.231268][ T32] r5:851c1800 r4:8291892c [ 1332.231293][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.231335][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.231413][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead29e08 [ 1332.231439][ T32] r4:00000000 [ 1332.231460][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.231500][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.231550][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.231617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147040 [ 1332.231648][ T32] r4:00000000 [ 1332.231669][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.231715][ T32] r9:83018205 r8:851c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1332.231751][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.231798][ T32] r5:00001000 r4:dfa9d000 [ 1332.231840][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.232006][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.232052][ T32] r5:85182b8c r4:85182800 [ 1332.232072][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.232148][ T32] r7:ddde2d80 r6:83018200 r5:85182b8c r4:8514a000 [ 1332.232173][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.232220][ T32] r10:61c88647 r9:851c1800 r8:8514a02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.232242][ T32] r4:8514a000 [ 1332.232291][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.232357][ T32] r10:00000000 r9:8514a000 r8:8027f5e8 r7:ead21e60 r6:8514a080 r5:851c1800 [ 1332.232383][ T32] r4:00000001 [ 1332.232403][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1332.232716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.247236][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.247770][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 11 printk messages dropped ** [ 1332.248129][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1332.248600][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.248977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1332.249655][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1332.250083][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.250292][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1332.250427][ T32] r5:00001000 r4:dfa27000 ** 3 printk messages dropped ** [ 1332.250594][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1332.251023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.252492][ T32] r4:00000000 [ 1332.252526][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.252570][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.252600][ T32] dd20: 839bf000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.252630][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.252656][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.252752][ T32] r5:80000013 r4:80239bb0 [ 1332.252783][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.252825][ T32] r4:82ac11e4 [ 1332.252846][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.252889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.252911][ T32] r4:e055ddc0 [ 1332.252931][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.252971][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.252993][ T32] r4:00000000 [ 1332.253077][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.276880][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.276932][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.277022][ T32] r5:00001000 r4:ee509000 [ 1332.277048][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.277117][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.277165][ T32] r5:8609478c r4:86094400 [ 1332.277186][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.277235][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.277256][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.277303][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.277327][ T32] r4:84a53d80 [ 1332.277397][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.277447][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.277471][ T32] r4:00000001 [ 1332.277491][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.277533][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.277618][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.277653][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.277682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.278093][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1332.278554][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.278948][ T32] r5:00001000 r4:dfd31000 ** 4 printk messages dropped ** [ 1332.279143][ T32] r7:ddde2d80 r6:83018200 r5:85182f8c r4:8514a180 ** 12 printk messages dropped ** [ 1332.279756][ T32] r4:85147080 ** 8 printk messages dropped ** [ 1332.280597][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 12 printk messages dropped ** [ 1332.281035][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1332.281397][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.281420][ T32] r4:84a53d80 [ 1332.281439][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.281484][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.281508][ T32] r4:00000001 [ 1332.281537][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.281573][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.281599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.281628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.281654][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.281683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.281707][ T32] r4:84a51100 [ 1332.281729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.281755][ T32] INFO: task kworker/1:504:4328 blocked for more than 458 seconds. [ 1332.281821][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.281859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.281883][ T32] task:kworker/1:504 state:D stack:0 pid:4328 tgid:4328 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1332.282482][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1332.282770][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1332.292523][ T32] Exception stack(0xead41fb0 to 0xead41ff8) ** 6 printk messages dropped ** [ 1332.304532][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1332.305958][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1332.306572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1332.307324][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead25e08 ** 9 printk messages dropped ** [ 1332.307713][ T32] r5:00001000 r4:dfe61000 ** 2 printk messages dropped ** [ 1332.307895][ T32] r5:8518338c r4:85183000 ** 7 printk messages dropped ** [ 1332.308187][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1332.308978][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.309065][ T32] Call trace: [ 1332.309101][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.309150][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.309198][ T32] r4:00000000 [ 1332.309272][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.309444][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.309483][ T32] dd20: 8412c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.309544][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.309580][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.309658][ T32] r5:80000013 r4:80239bb0 [ 1332.309689][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.309771][ T32] r4:82ac11e4 [ 1332.309794][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.309837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.309859][ T32] r4:e055ddc0 [ 1332.309893][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.309937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.309959][ T32] r4:00000000 [ 1332.310003][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.310054][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.310076][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.310168][ T32] r5:00001000 r4:ee509000 [ 1332.310191][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.310244][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.310323][ T32] r5:8609478c r4:86094400 [ 1332.310346][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.310393][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.310414][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.310537][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.310695][ T32] r4:84a53d80 [ 1332.310718][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.310764][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.310811][ T32] r4:00000001 [ 1332.310834][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.310870][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.310923][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.310955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.310984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.311014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.311035][ T32] r4:84a51100 [ 1332.311107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.311147][ T32] INFO: task kworker/1:506:4332 blocked for more than 458 seconds. [ 1332.311213][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.311297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.311402][ T32] task:kworker/1:506 state:D stack:0 pid:4332 tgid:4332 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.311461][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.311507][ T32] Call trace: [ 1332.311657][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.311720][ T32] r10:82918930 r9:ead3dd84 r8:00000002 r7:60000113 r6:ead3dd8c r5:851c3000 [ 1332.311746][ T32] r4:851c3000 [ 1332.311766][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.311807][ T32] r5:851c3000 r4:8291892c [ 1332.311849][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.311898][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.311945][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead3de08 [ 1332.311968][ T32] r4:00000000 [ 1332.311989][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.312076][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.312140][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.312198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147880 [ 1332.312250][ T32] r4:00000000 [ 1332.312282][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.312329][ T32] r9:83018205 r8:851c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1332.312356][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.312400][ T32] r5:00001000 r4:dffdf000 [ 1332.312422][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1332.312549][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1332.331207][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1332.332304][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1332.346680][ T32] task:kworker/1:507 state:D stack:0 pid:4333 tgid:4333 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1332.347819][ T32] r5:00001000 r4:dff59000 [ 1332.347843][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.347885][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.347953][ T32] r5:85183b8c r4:85183800 [ 1332.347978][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.348043][ T32] r7:ddde2d80 r6:83018200 r5:85183b8c r4:8514a480 [ 1332.348092][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.348143][ T32] r10:61c88647 r9:851c3c00 r8:8514a4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.348193][ T32] r4:8514a480 [ 1332.348219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.348276][ T32] r10:00000000 r9:8514a480 r8:8027f5e8 r7:ead3de60 r6:8514a500 r5:851c3c00 [ 1332.348301][ T32] r4:00000001 [ 1332.348349][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.348424][ T32] Exception stack(0xead2dfb0 to 0xead2dff8) [ 1332.348457][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.348531][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.348575][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.348634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.348660][ T32] r4:85147380 [ 1332.349139][ T32] INFO: task kworker/1:507:4333 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.349205][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.349344][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.349417][ T32] Call trace: [ 1332.349453][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.349527][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.349555][ T32] r4:00000000 [ 1332.349576][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.349643][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.349675][ T32] dd20: 84504000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.349705][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.349730][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.349754][ T32] r5:80000013 r4:80239bb0 [ 1332.349774][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.349814][ T32] r4:82ac11e4 [ 1332.349909][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.350004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.350031][ T32] r4:e055ddc0 [ 1332.350065][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.350112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.350135][ T32] r4:00000000 [ 1332.350154][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.350201][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.350222][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.350273][ T32] r5:00001000 r4:ee509000 [ 1332.350321][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.350389][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.350436][ T32] r5:8609478c r4:86094400 [ 1332.350457][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.350502][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 3 printk messages dropped ** [ 1332.350725][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.351048][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1332.351256][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.351649][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 ** 9 printk messages dropped ** [ 1332.352027][ T32] r5:00001000 r4:e0657000 ** 4 printk messages dropped ** [ 1332.352213][ T32] r7:ddde2d80 r6:83018200 r5:8518c38c r4:8514a580 ** 14 printk messages dropped ** [ 1332.372231][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1332.373532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.373572][ T32] r4:e055ddc0 [ 1332.373595][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.373649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.373673][ T32] r4:00000000 [ 1332.373693][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.373740][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.373761][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.373805][ T32] r5:00001000 r4:ee509000 [ 1332.373825][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.373865][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.373908][ T32] r5:8609478c r4:86094400 [ 1332.373928][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.373974][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.373995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.374057][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.374085][ T32] r4:84a53d80 [ 1332.374119][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.374193][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.374272][ T32] r4:00000001 [ 1332.374298][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.374338][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.374391][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.374658][ T32] INFO: task kworker/1:509:4337 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1332.374794][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.374866][ T32] Call trace: [ 1332.374900][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.374950][ T32] r10:82918930 r9:ead49d84 r8:00000002 r7:60000013 r6:ead49d8c r5:851c5400 [ 1332.374973][ T32] r4:851c5400 [ 1332.374994][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.375034][ T32] r5:851c5400 r4:8291892c [ 1332.375067][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.375111][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.375157][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead49e08 [ 1332.375204][ T32] r4:00000000 [ 1332.375228][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.375280][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.375317][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.375383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147cc0 [ 1332.375463][ T32] r4:00000000 [ 1332.375509][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1332.375650][ T32] r5:00001000 r4:e069b000 ** 2 printk messages dropped ** [ 1332.375874][ T32] r5:8518c78c r4:8518c400 ** 11 printk messages dropped ** [ 1332.376490][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1332.377673][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.377705][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.377731][ T32] r5:80000013 r4:80239bb0 [ 1332.377753][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.377795][ T32] r4:82ac11e4 [ 1332.377827][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.377876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.377899][ T32] r4:e055ddc0 [ 1332.377918][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.377963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 5 printk messages dropped ** [ 1332.378216][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1332.378535][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1332.379074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1332.379329][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.379645][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1332.380018][ T32] r5:00001000 r4:ea987000 [ 1332.380042][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.380127][ T32] r5:84707f8c r4:84707c00 ** 3 printk messages dropped ** [ 1332.380374][ T32] r10:61c88647 r9:851c6000 r8:8513d72c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1332.380719][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1332.381706][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1332.382128][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1332.382699][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.382898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.382918][ T32] task:kworker/1:510 state:D stack:0 pid:4343 tgid:4343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.382961][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.405350][ T32] Call trace: [ 1332.405559][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.405668][ T32] r10:82918930 r9:ead51d84 r8:00000002 r7:60000013 r6:ead51d8c r5:851c6c00 [ 1332.405699][ T32] r4:851c6c00 [ 1332.405721][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.405763][ T32] r5:851c6c00 r4:8291892c [ 1332.405784][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.405869][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.405973][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead51e08 [ 1332.406001][ T32] r4:00000000 [ 1332.406046][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.406089][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.406141][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.406345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147e40 [ 1332.406381][ T32] r4:00000000 [ 1332.406403][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.406453][ T32] r9:83018205 r8:851c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1332.406475][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.406522][ T32] r5:00001000 r4:e06c7000 [ 1332.406543][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.406583][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.406624][ T32] r5:8518cb8c r4:8518c800 [ 1332.406644][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.406691][ T32] r7:ddde2d80 r6:83018200 r5:8518cb8c r4:8514a800 [ 1332.406713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.406758][ T32] r10:61c88647 r9:851c6c00 r8:8514a82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.406829][ T32] r4:8514a800 [ 1332.406853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.406900][ T32] r10:00000000 r9:8514a800 r8:8027f5e8 r7:ead49e60 r6:8514a880 r5:851c6c00 [ 1332.406923][ T32] r4:00000001 [ 1332.406942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.406978][ T32] Exception stack(0xead51fb0 to 0xead51ff8) [ 1332.407033][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.407093][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.407124][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.407156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.407197][ T32] r4:85147b40 [ 1332.407629][ T32] INFO: task kworker/1:510:4343 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.407664][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1332.408005][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 17 printk messages dropped ** [ 1332.408913][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1332.409687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1332.410120][ T32] r4:851c0c00 ** 7 printk messages dropped ** [ 1332.410425][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.410471][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.410517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85147fc0 [ 1332.410544][ T32] r4:00000000 [ 1332.410564][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.410633][ T32] r9:83018205 r8:851c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1332.410659][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.410703][ T32] r5:00001000 r4:e4724000 [ 1332.410735][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.410778][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.410861][ T32] r5:8518cf8c r4:8518cc00 [ 1332.410910][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.410995][ T32] r7:ddde2d80 r6:83018200 r5:8518cf8c r4:8514a900 [ 1332.411047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.411098][ T32] r10:61c88647 r9:851c0c00 r8:8514a92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.411132][ T32] r4:8514a900 [ 1332.411154][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.411200][ T32] r10:00000000 r9:8514a900 r8:8027f5e8 r7:ead51e60 r6:8514a980 r5:851c0c00 [ 1332.411248][ T32] r4:00000001 [ 1332.411301][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.411363][ T32] Exception stack(0xead5dfb0 to 0xead5dff8) [ 1332.411392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.411450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.411506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.411564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.411603][ T32] r4:85147b40 [ 1332.411847][ T32] INFO: task kworker/1:511:4345 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.411878][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.411979][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.412026][ T32] Call trace: [ 1332.412098][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.412147][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.412196][ T32] r4:00000000 [ 1332.412219][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.412257][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.412293][ T32] dd20: 84b2c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.412323][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.412374][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.412402][ T32] r5:80000013 r4:80239bb0 [ 1332.412448][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.412537][ T32] r4:82ac11e4 [ 1332.412577][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.412642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.412690][ T32] r4:e055ddc0 [ 1332.412716][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.412786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.412815][ T32] r4:00000000 [ 1332.412861][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.412918][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.412943][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.413061][ T32] r5:00001000 r4:ee509000 [ 1332.436137][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1332.436385][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1332.436955][ T32] INFO: task kworker/1:512:4346 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1332.437356][ T32] r4:851d0000 ** 4 printk messages dropped ** [ 1332.437530][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead59e08 ** 8 printk messages dropped ** [ 1332.437802][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.437945][ T32] r5:8518d78c r4:8518d400 ** 6 printk messages dropped ** [ 1332.438172][ T32] r10:00000000 r9:8514aa00 r8:8027f5e8 r7:ead5de60 r6:8514aa80 r5:851d0000 ** 13 printk messages dropped ** [ 1332.439176][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 4 printk messages dropped ** [ 1332.439378][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.439426][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.439456][ T32] r5:80000013 r4:80239bb0 [ 1332.439477][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.439520][ T32] r4:82ac11e4 [ 1332.439541][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.439583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.439605][ T32] r4:e055ddc0 [ 1332.439649][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.439709][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.439767][ T32] r4:00000000 [ 1332.439802][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.439852][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.439884][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.439956][ T32] r5:00001000 r4:ee509000 [ 1332.439979][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.440019][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.440081][ T32] r5:8609478c r4:86094400 [ 1332.440127][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.440209][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.440234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.440284][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.440327][ T32] r4:84a53d80 [ 1332.440375][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.440425][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.440450][ T32] r4:00000001 [ 1332.440495][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.440567][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.440613][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.440643][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.440672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.440702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.440723][ T32] r4:84a51100 [ 1332.440765][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.440794][ T32] INFO: task kworker/1:513:4348 blocked for more than 458 seconds. [ 1332.440822][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.440846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.440866][ T32] task:kworker/1:513 state:D stack:0 pid:4348 tgid:4348 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.441010][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.441077][ T32] Call trace: [ 1332.441117][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.441163][ T32] r10:82918930 r9:ead61d84 r8:00000002 r7:60000113 r6:ead61d8c r5:851d0c00 ** 6 printk messages dropped ** [ 1332.441406][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.441565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161040 ** 4 printk messages dropped ** [ 1332.441785][ T32] r5:00001000 r4:e4769000 [ 1332.441829][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1332.442061][ T32] r7:ddde2d80 r6:83018200 r5:8518d38c r4:8514ab00 ** 9 printk messages dropped ** [ 1332.442497][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.443004][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.463642][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 8 printk messages dropped ** [ 1332.463943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1332.464600][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 3 printk messages dropped ** [ 1332.464733][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1332.465062][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1332.465204][ T32] task:kworker/1:514 state:D stack:0 pid:4351 tgid:4351 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.465941][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.466283][ T32] r5:00001000 r4:ea8e3000 ** 7 printk messages dropped ** [ 1332.466572][ T32] r4:8514ac00 ** 11 printk messages dropped ** [ 1332.467477][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1332.468445][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.468540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.468586][ T32] r4:00000000 [ 1332.468625][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.468720][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.468801][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.468889][ T32] r5:00001000 r4:ee509000 [ 1332.468929][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.469002][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.469079][ T32] r5:8609478c r4:86094400 [ 1332.469137][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.469238][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.469306][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.469393][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.469440][ T32] r4:84a53d80 [ 1332.469479][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.469567][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.469613][ T32] r4:00000001 [ 1332.469671][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.469755][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.469810][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.469867][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.469921][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.469998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.470054][ T32] r4:84a51100 [ 1332.470100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.470137][ T32] INFO: task kworker/1:515:4353 blocked for more than 458 seconds. [ 1332.470165][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.470190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.470211][ T32] task:kworker/1:515 state:D stack:0 pid:4353 tgid:4353 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.470258][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.470309][ T32] Call trace: [ 1332.470354][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.470404][ T32] r10:82918930 r9:ead69d84 r8:00000002 r7:60000013 r6:ead69d8c r5:851d3000 [ 1332.470427][ T32] r4:851d3000 [ 1332.470470][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.470518][ T32] r5:851d3000 r4:8291892c [ 1332.470539][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.470579][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.470627][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead69e08 [ 1332.470650][ T32] r4:00000000 [ 1332.470669][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.470711][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.470749][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.470790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161600 [ 1332.470812][ T32] r4:00000000 [ 1332.470831][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.470875][ T32] r9:83018205 r8:851d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1332.470919][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.471084][ T32] r5:00001000 r4:ea8f5000 [ 1332.471108][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.471147][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.471191][ T32] r5:8518df8c r4:8518dc00 [ 1332.471211][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.471267][ T32] r7:ddde2d80 r6:83018200 r5:8518df8c r4:8514ad00 [ 1332.471411][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.471460][ T32] r10:61c88647 r9:851d3000 r8:8514ad2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.471507][ T32] r4:8514ad00 [ 1332.471534][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.471677][ T32] r10:00000000 r9:8514ad00 r8:8027f5e8 r7:ead65e60 r6:8514ad80 r5:851d3000 [ 1332.471704][ T32] r4:00000001 [ 1332.471724][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.472433][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.472844][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.472874][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.472955][ T32] r5:80000013 r4:80239bb0 [ 1332.473020][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.497659][ T32] r4:82ac11e4 [ 1332.497708][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.497781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.497806][ T32] r4:e055ddc0 [ 1332.497826][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.497948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.497976][ T32] r4:00000000 [ 1332.498021][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.498098][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.498123][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.498273][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.498937][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.499344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1332.500333][ T32] r4:851d4800 ** 9 printk messages dropped ** [ 1332.500952][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161880 ** 7 printk messages dropped ** [ 1332.501310][ T32] r5:8518e38c r4:8518e000 ** 9 printk messages dropped ** [ 1332.501876][ T32] Exception stack(0xead79fb0 to 0xead79ff8) ** 10 printk messages dropped ** [ 1332.502844][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1332.521308][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1332.521556][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1332.521986][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1332.522546][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1332.523672][ T32] r4:8488e000 ** 5 printk messages dropped ** [ 1332.523858][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.524112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161940 ** 4 printk messages dropped ** [ 1332.524345][ T32] r5:00001000 r4:ea93f000 [ 1332.524366][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.524474][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.524563][ T32] r5:8518e78c r4:8518e400 [ 1332.524605][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.524730][ T32] r7:ddde2d80 r6:83018200 r5:8518e78c r4:8514af00 [ 1332.524782][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.524839][ T32] r10:61c88647 r9:8488e000 r8:8514af2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.524863][ T32] r4:8514af00 [ 1332.524890][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.524944][ T32] r10:00000000 r9:8514af00 r8:8027f5e8 r7:ead79e60 r6:8513d780 r5:8488e000 [ 1332.524994][ T32] r4:00000001 [ 1332.525019][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.525056][ T32] Exception stack(0xead7dfb0 to 0xead7dff8) [ 1332.525084][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.525113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.525163][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.525197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.525221][ T32] r4:85161580 [ 1332.525689][ T32] INFO: task kworker/1:517:4356 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.525732][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.525849][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.525896][ T32] Call trace: [ 1332.526141][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.526222][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.526248][ T32] r4:00000000 [ 1332.526275][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.526315][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.526344][ T32] dd20: 857c1000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.526374][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.526399][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.526423][ T32] r5:80000013 r4:80239bb0 [ 1332.526467][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.526516][ T32] r4:82ac11e4 [ 1332.526617][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.526665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.526688][ T32] r4:e055ddc0 [ 1332.526731][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.526776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.526800][ T32] r4:00000000 [ 1332.526836][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.526887][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.526909][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.526951][ T32] r5:00001000 r4:ee509000 [ 1332.526971][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.527008][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.527096][ T32] r5:8609478c r4:86094400 [ 1332.527119][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.527190][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.527214][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.527264][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.527287][ T32] r4:84a53d80 [ 1332.527309][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.527379][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.527505][ T32] r4:00000001 [ 1332.527614][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.527707][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.527786][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.527847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.528076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1332.528692][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1332.529191][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.529233][ T32] r5:00001000 r4:ea979000 ** 1 printk messages dropped ** [ 1332.529299][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.529844][ T32] Exception stack(0xead85fb0 to 0xead85ff8) ** 4 printk messages dropped ** [ 1332.530003][ T32] r4:851617c0 ** 5 printk messages dropped ** [ 1332.530602][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1332.531039][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1332.531347][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1332.531784][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1332.532271][ T32] task:kworker/1:519 state:D stack:0 pid:4361 tgid:4361 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1332.566899][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.566977][ T32] r9:83018205 r8:84878c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1332.567000][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.567072][ T32] r5:00001000 r4:ea95b000 [ 1332.567121][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.567193][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.567242][ T32] r5:8518eb8c r4:8518e800 [ 1332.567269][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.567319][ T32] r7:ddde2d80 r6:83018200 r5:8518eb8c r4:85168000 [ 1332.567352][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.567401][ T32] r10:61c88647 r9:84878c00 r8:8516802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.567503][ T32] r4:85168000 [ 1332.567529][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.567629][ T32] r10:00000000 r9:85168000 r8:8027f5e8 r7:ead85e60 r6:8513d880 r5:84878c00 [ 1332.567664][ T32] r4:00000001 [ 1332.567741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.567783][ T32] Exception stack(0xead91fb0 to 0xead91ff8) [ 1332.567814][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.567909][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.567940][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.568010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.568115][ T32] r4:85161980 [ 1332.568720][ T32] INFO: task kworker/1:519:4361 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.568788][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.568939][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.568993][ T32] Call trace: [ 1332.569141][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.569197][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.569265][ T32] r4:00000000 [ 1332.569308][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.569351][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.569379][ T32] dd20: 85cdc000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.569433][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.569463][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.569528][ T32] r5:80000013 r4:80239bb0 [ 1332.569671][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.569717][ T32] r4:82ac11e4 [ 1332.569739][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.569983][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.570010][ T32] r4:e055ddc0 [ 1332.570031][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.570098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1332.570697][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1332.571197][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.571583][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1332.571916][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead6de08 ** 8 printk messages dropped ** [ 1332.572278][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.572558][ T32] r5:8518f78c r4:8518f400 ** 4 printk messages dropped ** [ 1332.572781][ T32] r4:85168080 ** 6 printk messages dropped ** [ 1332.584801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1332.586124][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1332.586418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 6 printk messages dropped ** [ 1332.586623][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.586665][ T32] r5:00001000 r4:ee509000 [ 1332.586685][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.586723][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.586766][ T32] r5:8609478c r4:86094400 [ 1332.586786][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.586831][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.586857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.586930][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.586981][ T32] r4:84a53d80 [ 1332.587028][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.587154][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.587182][ T32] r4:00000001 [ 1332.587204][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.587240][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.587294][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.587340][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.587370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.587401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.587423][ T32] r4:84a51100 [ 1332.587446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.587475][ T32] INFO: task kworker/1:521:4364 blocked for more than 459 seconds. [ 1332.587508][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.587562][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.587587][ T32] task:kworker/1:521 state:D stack:0 pid:4364 tgid:4364 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.587657][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.587699][ T32] Call trace: [ 1332.587747][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.587819][ T32] r10:82918930 r9:ead81d84 r8:00000002 r7:60000113 r6:ead81d8c r5:851d5400 [ 1332.587869][ T32] r4:851d5400 [ 1332.587900][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.587978][ T32] r5:851d5400 r4:8291892c [ 1332.588002][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.588043][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.588114][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 [ 1332.588146][ T32] r4:00000000 [ 1332.588166][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.588253][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.588305][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.588348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85161d40 [ 1332.588395][ T32] r4:00000000 [ 1332.588418][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.588492][ T32] r9:83018205 r8:851d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1332.588591][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.588676][ T32] r5:00001000 r4:eac41000 [ 1332.588701][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.588743][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.588784][ T32] r5:8518f38c r4:8518f000 [ 1332.588851][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.588900][ T32] r7:ddde2d80 r6:83018200 r5:8518f38c r4:85168200 [ 1332.588921][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.588965][ T32] r10:61c88647 r9:851d5400 r8:8516822c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.589035][ T32] r4:85168200 ** 2 printk messages dropped ** [ 1332.589128][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1332.589373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1332.590014][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.590158][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1332.590394][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1332.590993][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1332.591551][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 10 printk messages dropped ** [ 1332.592067][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1332.592660][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1332.592927][ T32] r5:00001000 r4:dfb4d000 ** 1 printk messages dropped ** [ 1332.615717][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.616177][ T32] r10:00000000 r9:85168180 r8:8027f5e8 r7:ead6de60 r6:85168300 r5:851d6000 ** 7 printk messages dropped ** [ 1332.616496][ T32] r4:85161dc0 ** 5 printk messages dropped ** [ 1332.617481][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 17 printk messages dropped ** [ 1332.618199][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1332.618665][ T32] r4:00000001 [ 1332.618685][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.618719][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.618773][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.618830][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.618860][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.618889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.618922][ T32] r4:84a51100 [ 1332.618954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.618984][ T32] INFO: task kworker/1:523:4368 blocked for more than 459 seconds. [ 1332.619044][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.619075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.619101][ T32] task:kworker/1:523 state:D stack:0 pid:4368 tgid:4368 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.619223][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.619271][ T32] Call trace: [ 1332.619304][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.619445][ T32] r10:82918930 r9:eadbdd84 r8:00000002 r7:60000013 r6:eadbdd8c r5:851d6c00 [ 1332.619472][ T32] r4:851d6c00 [ 1332.619517][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.619561][ T32] r5:851d6c00 r4:8291892c [ 1332.619581][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.619622][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.619694][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadbde08 [ 1332.619744][ T32] r4:00000000 [ 1332.619766][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.619806][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.619842][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.619882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492f7c0 [ 1332.619953][ T32] r4:00000000 [ 1332.619976][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.620044][ T32] r9:83018205 r8:851d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1332.620093][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.620138][ T32] r5:00001000 r4:df9f7000 [ 1332.620158][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.620243][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.620297][ T32] r5:8518fb8c r4:8518f800 [ 1332.620364][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.620412][ T32] r7:ddde2d80 r6:83018200 r5:8518fb8c r4:85168380 [ 1332.620433][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.620525][ T32] r10:61c88647 r9:851d6c00 r8:851683ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.620571][ T32] r4:85168380 [ 1332.620610][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.620685][ T32] r10:00000000 r9:85168380 r8:8027f5e8 r7:ead99e60 r6:85168400 r5:851d6c00 [ 1332.620752][ T32] r4:00000001 [ 1332.620777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.620818][ T32] Exception stack(0xeadbdfb0 to 0xeadbdff8) [ 1332.620869][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.620925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.620955][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.620984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.621006][ T32] r4:85161540 [ 1332.621315][ T32] INFO: task kworker/1:523:4368 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.621359][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.621718][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.621861][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1332.622130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 7 printk messages dropped ** [ 1332.622493][ T32] r5:8609478c r4:86094400 ** 2 printk messages dropped ** [ 1332.622602][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1332.622805][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.623011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.640062][ T32] INFO: task kworker/1:524:4371 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1332.640249][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.640612][ T32] r4:851d2400 ** 2 printk messages dropped ** [ 1332.640698][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.641101][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1332.641354][ T32] r5:00001000 r4:dfc15000 [ 1332.641378][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.641419][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1332.641534][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1332.641954][ T32] r10:00000000 r9:85168480 r8:8027f5e8 r7:ead99e60 r6:85168500 r5:851d2400 ** 5 printk messages dropped ** [ 1332.642254][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1332.642784][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.658619][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1332.658707][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.658732][ T32] r5:80000013 r4:80239bb0 [ 1332.658753][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.658797][ T32] r4:82ac11e4 [ 1332.658857][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.658905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.658928][ T32] r4:e055ddc0 [ 1332.658948][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.659079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.659106][ T32] r4:00000000 [ 1332.659151][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.659202][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.659224][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.659308][ T32] r5:00001000 r4:ee509000 [ 1332.659360][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.659438][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.659511][ T32] r5:8609478c r4:86094400 [ 1332.659534][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.659582][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.659603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.659647][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.659669][ T32] r4:84a53d80 [ 1332.659702][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.659801][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.659827][ T32] r4:00000001 [ 1332.659849][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.659934][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.659989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.660023][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.660075][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.660137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.660162][ T32] r4:84a51100 [ 1332.660200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.660245][ T32] INFO: task kworker/1:525:4373 blocked for more than 459 seconds. [ 1332.660286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.660337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.660362][ T32] task:kworker/1:525 state:D stack:0 pid:4373 tgid:4373 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.660450][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.660549][ T32] Call trace: [ 1332.660612][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.660663][ T32] r10:82918930 r9:eadc9d84 r8:00000002 r7:60000113 r6:eadc9d8c r5:851c8000 [ 1332.660687][ T32] r4:851c8000 [ 1332.660706][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.660746][ T32] r5:851c8000 r4:8291892c [ 1332.660779][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.660835][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.660884][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 [ 1332.660908][ T32] r4:00000000 [ 1332.660952][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.661007][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.661052][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.661096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a92100 [ 1332.661118][ T32] r4:00000000 [ 1332.661138][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.661194][ T32] r9:83018205 r8:851c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1332.661250][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.661302][ T32] r5:00001000 r4:dfcb3000 [ 1332.661336][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.661378][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.661447][ T32] r5:8519478c r4:85194400 [ 1332.661471][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.661516][ T32] r7:ddde2d80 r6:83018200 r5:8519478c r4:85168580 [ 1332.661564][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.661612][ T32] r10:61c88647 r9:851c8000 r8:851685ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.661660][ T32] r4:85168580 [ 1332.661706][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.661754][ T32] r10:00000000 r9:85168580 r8:8027f5e8 r7:eadc1e60 r6:85168600 r5:851c8000 [ 1332.661793][ T32] r4:00000001 [ 1332.661830][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.661869][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 1332.661896][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.661924][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.661952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.661980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.662002][ T32] r4:84a92040 [ 1332.662456][ T32] INFO: task kworker/1:525:4373 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.662518][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.662584][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.662656][ T32] Call trace: [ 1332.662756][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.662808][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.662831][ T32] r4:00000000 [ 1332.663065][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.682269][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.682434][ T32] dd20: 86796000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.682528][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.682621][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.682680][ T32] r5:80000013 r4:80239bb0 [ 1332.682730][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.682845][ T32] r4:82ac11e4 [ 1332.682890][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.683008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.683129][ T32] r4:e055ddc0 [ 1332.684004][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.684073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.684100][ T32] r4:00000000 [ 1332.684120][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.684170][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.684194][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.684239][ T32] r5:00001000 r4:ee509000 [ 1332.684263][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.684333][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.684429][ T32] r5:8609478c r4:86094400 [ 1332.684456][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.684568][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.684597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.684689][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.684772][ T32] r4:84a53d80 [ 1332.684819][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.684908][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.684998][ T32] r4:00000001 [ 1332.685080][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.685161][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.685220][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.685281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.685388][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.685446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.685494][ T32] r4:84a51100 [ 1332.685600][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.685664][ T32] INFO: task kworker/1:526:4375 blocked for more than 459 seconds. [ 1332.685767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.685843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.685904][ T32] task:kworker/1:526 state:D stack:0 pid:4375 tgid:4375 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.686009][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.686095][ T32] Call trace: [ 1332.686244][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.686346][ T32] r10:82918930 r9:eadd1d84 r8:00000002 r7:60000013 r6:eadd1d8c r5:84879800 [ 1332.686421][ T32] r4:84879800 [ 1332.686479][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.686617][ T32] r5:84879800 r4:8291892c [ 1332.686669][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.686748][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.686840][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd1e08 [ 1332.686894][ T32] r4:00000000 [ 1332.686948][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.687030][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.687111][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.687194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a923c0 [ 1332.687237][ T32] r4:00000000 [ 1332.687282][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.687404][ T32] r9:83018205 r8:84879800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1332.687475][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.687570][ T32] r5:00001000 r4:dfd8b000 [ 1332.687608][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.687686][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.687770][ T32] r5:85194b8c r4:85194800 [ 1332.687807][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.687896][ T32] r7:ddde2d80 r6:83018200 r5:85194b8c r4:85168680 [ 1332.687942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.688026][ T32] r10:61c88647 r9:84879800 r8:851686ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.688075][ T32] r4:85168680 [ 1332.688112][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.688196][ T32] r10:00000000 r9:85168680 r8:8027f5e8 r7:eadc9e60 r6:8513d900 r5:84879800 [ 1332.688250][ T32] r4:00000001 [ 1332.688297][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.688369][ T32] Exception stack(0xeadd1fb0 to 0xeadd1ff8) [ 1332.688422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.688531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.688593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.688679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.688732][ T32] r4:84a92180 [ 1332.689405][ T32] INFO: task kworker/1:526:4375 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.689474][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.689632][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.689724][ T32] Call trace: [ 1332.689826][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.689987][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.690041][ T32] r4:00000000 [ 1332.690077][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.690219][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.690280][ T32] dd20: 86796000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.690355][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.690439][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.690492][ T32] r5:80000013 r4:80239bb0 [ 1332.690539][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.690653][ T32] r4:82ac11e4 [ 1332.690709][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.690796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.690838][ T32] r4:e055ddc0 [ 1332.690911][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.691012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.691067][ T32] r4:00000000 [ 1332.691104][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.691214][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.691279][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.691361][ T32] r5:00001000 r4:ee509000 [ 1332.691401][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.691480][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.691576][ T32] r5:8609478c r4:86094400 [ 1332.691666][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.691759][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.691798][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.691885][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.691933][ T32] r4:84a53d80 [ 1332.692010][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.692097][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.692146][ T32] r4:00000001 [ 1332.692181][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.692253][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.692311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.692368][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.692457][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.692552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.692609][ T32] r4:84a51100 [ 1332.692659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.692711][ T32] INFO: task kworker/1:527:4377 blocked for more than 459 seconds. [ 1332.692768][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.692820][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.692865][ T32] task:kworker/1:527 state:D stack:0 pid:4377 tgid:4377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.692964][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.716653][ T32] Call trace: [ 1332.716777][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.716913][ T32] r10:82918930 r9:eadf1d84 r8:00000002 r7:60000113 r6:eadf1d8c r5:8487a400 [ 1332.716980][ T32] r4:8487a400 [ 1332.717028][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.717111][ T32] r5:8487a400 r4:8291892c [ 1332.717151][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.717384][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.717593][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1332.718045][ T32] r5:00001000 r4:e040b000 [ 1332.718099][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.718206][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1332.718406][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1332.718755][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1332.719265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.720270][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1332.720539][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 3 printk messages dropped ** [ 1332.720805][ T32] dd20: 86b4e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.720872][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.720938][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.720992][ T32] r5:80000013 r4:80239bb0 [ 1332.721135][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.721232][ T32] r4:82ac11e4 [ 1332.721278][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.721366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.721412][ T32] r4:e055ddc0 [ 1332.721457][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.721549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.721593][ T32] r4:00000000 [ 1332.721653][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.721789][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.721877][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.721966][ T32] r5:00001000 r4:ee509000 [ 1332.722025][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.722151][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.722238][ T32] r5:8609478c r4:86094400 [ 1332.722317][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.722421][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.722461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.722554][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.722604][ T32] r4:84a53d80 [ 1332.722641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.722731][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.722776][ T32] r4:00000001 [ 1332.722817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.722887][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.722937][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.723001][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.744275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.744455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.744531][ T32] r4:84a51100 [ 1332.744589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.744689][ T32] INFO: task kworker/1:528:4379 blocked for more than 459 seconds. [ 1332.744767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.744818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.744868][ T32] task:kworker/1:528 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.744975][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.745086][ T32] Call trace: [ 1332.745267][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.745368][ T32] r10:82918930 r9:eadcdd84 r8:00000002 r7:60000113 r6:eadcdd8c r5:8487b000 [ 1332.745410][ T32] r4:8487b000 [ 1332.745456][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.745541][ T32] r5:8487b000 r4:8291892c [ 1332.745579][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.745985][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.746204][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.746603][ T32] r5:00001000 r4:e03b5000 [ 1332.746684][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.746802][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.746887][ T32] r5:85194f8c r4:85194c00 [ 1332.746930][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1332.747102][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1332.747742][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.748984][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1332.749771][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1332.750800][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1332.751115][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1332.751733][ T32] r4:84a51100 ** 3 printk messages dropped ** [ 1332.751930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1332.752598][ T32] r5:851c9800 r4:8291892c ** 3 printk messages dropped ** [ 1332.752895][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.777073][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1332.777477][ T32] r4:00000000 [ 1332.777523][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.777619][ T32] r9:83018205 r8:851c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1332.777672][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.777767][ T32] r5:00001000 r4:e052b000 [ 1332.777808][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.777886][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.777969][ T32] r5:85195b8c r4:85195800 [ 1332.778007][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.778099][ T32] r7:ddde2d80 r6:83018200 r5:85195b8c r4:85168800 [ 1332.778147][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.778274][ T32] r10:61c88647 r9:851c9800 r8:8516882c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.778330][ T32] r4:85168800 [ 1332.778372][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.778466][ T32] r10:00000000 r9:85168800 r8:8027f5e8 r7:eadf1e60 r6:85168880 r5:851c9800 [ 1332.778507][ T32] r4:00000001 [ 1332.778559][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.778632][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1332.778688][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.778748][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.778797][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.778857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.778899][ T32] r4:84a924c0 [ 1332.779607][ T32] INFO: task kworker/1:529:4382 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.779676][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.779850][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.779942][ T32] Call trace: [ 1332.780032][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.780132][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.780182][ T32] r4:00000000 [ 1332.780219][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.780325][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.780384][ T32] dd20: 87328000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.780446][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.780521][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.780601][ T32] r5:80000013 r4:80239bb0 [ 1332.780644][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.780740][ T32] r4:82ac11e4 [ 1332.780791][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.780873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.780917][ T32] r4:e055ddc0 [ 1332.780955][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.781034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.781083][ T32] r4:00000000 [ 1332.781121][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.781214][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.781256][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.781373][ T32] r5:00001000 r4:ee509000 [ 1332.781420][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.781500][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.781652][ T32] r5:8609478c r4:86094400 [ 1332.781713][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.781802][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.781842][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.781962][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.782047][ T32] r4:84a53d80 [ 1332.782096][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.782181][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.782225][ T32] r4:00000001 [ 1332.782282][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.782358][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.782408][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.807761][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1332.808783][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1332.809231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a92780 ** 4 printk messages dropped ** [ 1332.809607][ T32] r5:00001000 r4:e048d000 ** 5 printk messages dropped ** [ 1332.810059][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 20 printk messages dropped ** [ 1332.812345][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 8 printk messages dropped ** [ 1332.813034][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1332.824530][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1332.824762][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.824847][ T32] r5:8609478c r4:86094400 [ 1332.824890][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.824981][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.825021][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.825108][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.825161][ T32] r4:84a53d80 [ 1332.825201][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.825296][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.825347][ T32] r4:00000001 [ 1332.825384][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.825460][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.825531][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.825659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.825732][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.825816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.825868][ T32] r4:84a51100 [ 1332.825917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.825981][ T32] INFO: task kworker/1:531:4387 blocked for more than 459 seconds. [ 1332.826044][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.826092][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.826149][ T32] task:kworker/1:531 state:D stack:0 pid:4387 tgid:4387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.826291][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.826379][ T32] Call trace: [ 1332.826492][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.826600][ T32] r10:82918930 r9:eae15d84 r8:00000002 r7:60000113 r6:eae15d8c r5:851cb000 [ 1332.826680][ T32] r4:851cb000 [ 1332.826728][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.826809][ T32] r5:851cb000 r4:8291892c [ 1332.826883][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.826975][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.827078][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae15e08 [ 1332.827149][ T32] r4:00000000 [ 1332.827247][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.827311][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1332.827409][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.827497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a92cc0 [ 1332.827597][ T32] r4:00000000 [ 1332.827642][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.827748][ T32] r9:83018205 r8:851cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1332.827804][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.827893][ T32] r5:00001000 r4:e05e3000 [ 1332.827941][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.828071][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.828158][ T32] r5:8519638c r4:85196000 [ 1332.828206][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.828303][ T32] r7:ddde2d80 r6:83018200 r5:8519638c r4:85168a00 [ 1332.828383][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.828518][ T32] r10:61c88647 r9:851cb000 r8:85168a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.828566][ T32] r4:85168a00 [ 1332.828610][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.828728][ T32] r10:00000000 r9:85168a00 r8:8027f5e8 r7:eadc5e60 r6:85168a80 r5:851cb000 [ 1332.828795][ T32] r4:00000001 [ 1332.828853][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.828918][ T32] Exception stack(0xeae15fb0 to 0xeae15ff8) [ 1332.828975][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.829028][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.829084][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.829143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.829187][ T32] r4:84a92700 [ 1332.829895][ T32] INFO: task kworker/1:531:4387 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 5 printk messages dropped ** [ 1332.830458][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.830860][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1332.831382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1332.832285][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1332.833000][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1332.858599][ T32] task:kworker/1:532 state:D stack:0 pid:4388 tgid:4388 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1332.859704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a92a80 ** 4 printk messages dropped ** [ 1332.860126][ T32] r5:00001000 r4:e05b7000 ** 4 printk messages dropped ** [ 1332.860558][ T32] r7:ddde2d80 r6:83018200 r5:85195f8c r4:85168b00 ** 3 printk messages dropped ** [ 1332.860797][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.860886][ T32] r10:00000000 r9:85168b00 r8:8027f5e8 r7:eae15e60 r6:85168b80 r5:851cbc00 [ 1332.860962][ T32] r4:00000001 [ 1332.861022][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.861092][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) [ 1332.861149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.861210][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.861281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.861347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.861385][ T32] r4:84a92700 [ 1332.862050][ T32] INFO: task kworker/1:532:4388 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.862110][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.862260][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.862381][ T32] Call trace: [ 1332.862450][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.862548][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.862617][ T32] r4:00000000 [ 1332.862658][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.862736][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.862823][ T32] dd20: 87d4c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.862884][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.862940][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.863010][ T32] r5:80000013 r4:80239bb0 [ 1332.874570][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.874820][ T32] r4:82ac11e4 [ 1332.874863][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.874953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.875003][ T32] r4:e055ddc0 [ 1332.875041][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.875130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.875222][ T32] r4:00000000 [ 1332.875268][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.875367][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.875419][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.875518][ T32] r5:00001000 r4:ee509000 [ 1332.875567][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.875644][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.875742][ T32] r5:8609478c r4:86094400 [ 1332.875789][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.875912][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.875961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.876096][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.876184][ T32] r4:84a53d80 [ 1332.876231][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.876322][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 3 printk messages dropped ** [ 1332.876562][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1332.877534][ T32] r10:82918930 r9:eae1dd84 r8:00000002 r7:60000013 r6:eae1dd8c r5:851cd400 ** 8 printk messages dropped ** [ 1332.878320][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1332.879011][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.879128][ T32] r5:00001000 r4:ea835000 ** 4 printk messages dropped ** [ 1332.879569][ T32] r7:ddde2d80 r6:83018200 r5:8519678c r4:85168c00 ** 8 printk messages dropped ** [ 1332.880194][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.881365][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.881907][ T32] dd20: 87d4c000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 9 printk messages dropped ** [ 1332.882626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1332.904183][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1332.904527][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1332.905264][ T32] INFO: task kworker/1:534:4392 blocked for more than 459 seconds. ** 8 printk messages dropped ** [ 1332.906038][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1332.906823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a92300 ** 4 printk messages dropped ** [ 1332.907145][ T32] r5:00001000 r4:ea9a9000 ** 4 printk messages dropped ** [ 1332.907472][ T32] r7:ddde2d80 r6:83018200 r5:85196b8c r4:85168d00 [ 1332.907514][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.907667][ T32] r10:61c88647 r9:851ce000 r8:85168d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.907715][ T32] r4:85168d00 [ 1332.907752][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.907841][ T32] r10:00000000 r9:85168d00 r8:8027f5e8 r7:eae1de60 r6:85168d80 r5:851ce000 [ 1332.907915][ T32] r4:00000001 [ 1332.907953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.908027][ T32] Exception stack(0xeae21fb0 to 0xeae21ff8) [ 1332.908098][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.908158][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.908212][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.908306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.908357][ T32] r4:84a92c00 [ 1332.909046][ T32] INFO: task kworker/1:534:4392 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1332.909113][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.909230][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.909318][ T32] Call trace: [ 1332.909401][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1332.909507][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1332.909563][ T32] r4:00000000 [ 1332.909612][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.909718][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1332.909776][ T32] dd20: 88336000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1332.909833][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1332.909884][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1332.909964][ T32] r5:80000013 r4:80239bb0 [ 1332.910009][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1332.910088][ T32] r4:82ac11e4 [ 1332.910138][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.910215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.910285][ T32] r4:e055ddc0 [ 1332.910336][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.910415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.910472][ T32] r4:00000000 [ 1332.910554][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.910680][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.910729][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.910841][ T32] r5:00001000 r4:ee509000 [ 1332.910881][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.911013][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.911097][ T32] r5:8609478c r4:86094400 [ 1332.911172][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.911266][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.911322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.911413][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.911461][ T32] r4:84a53d80 [ 1332.911515][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.911623][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.911668][ T32] r4:00000001 [ 1332.911774][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.911848][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.911902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.911984][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.912042][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.912097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.912177][ T32] r4:84a51100 [ 1332.912228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.912310][ T32] INFO: task kworker/0:104:4395 blocked for more than 459 seconds. [ 1332.912368][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.912428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.912490][ T32] task:kworker/0:104 state:D stack:0 pid:4395 tgid:4395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.912603][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.912682][ T32] Call trace: [ 1332.912770][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.912858][ T32] r10:82918930 r9:eae29d84 r8:00000002 r7:60000113 r6:eae29d8c r5:8487bc00 [ 1332.912921][ T32] r4:8487bc00 [ 1332.912976][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.943734][ T32] r5:8487bc00 r4:8291892c [ 1332.943796][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.943927][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.944022][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae29e08 [ 1332.944089][ T32] r4:00000000 [ 1332.944127][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1332.944207][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1332.944634][ T32] r9:83018005 r8:8487bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 ** 3 printk messages dropped ** [ 1332.944891][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.945503][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.945799][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.947165][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.947463][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1332.947813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1332.947891][ T32] r4:e055ddc0 [ 1332.947943][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1332.948021][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1332.948075][ T32] r4:00000000 [ 1332.948115][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1332.948228][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1332.948289][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1332.948377][ T32] r5:00001000 r4:ee509000 [ 1332.948416][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1332.948543][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.948634][ T32] r5:8609478c r4:86094400 [ 1332.948671][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1332.948759][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1332.948798][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1332.948888][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1332.948934][ T32] r4:84a53d80 [ 1332.948976][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1332.949062][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1332.949104][ T32] r4:00000001 [ 1332.949148][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.949215][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1332.949270][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.949339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.949416][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.949479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1332.949524][ T32] r4:84a51100 [ 1332.949573][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.949626][ T32] INFO: task kworker/1:535:4396 blocked for more than 459 seconds. [ 1332.949691][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.949745][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.949799][ T32] task:kworker/1:535 state:D stack:0 pid:4396 tgid:4396 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.949918][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.950022][ T32] Call trace: [ 1332.950088][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1332.950190][ T32] r10:82918930 r9:eae25d84 r8:00000002 r7:60000113 r6:eae25d8c r5:851cc800 [ 1332.950275][ T32] r4:851cc800 [ 1332.950339][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1332.950448][ T32] r5:851cc800 r4:8291892c [ 1332.950494][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.950976][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1332.951421][ T32] r5:00001000 r4:dfc81000 ** 4 printk messages dropped ** [ 1332.951806][ T32] r7:ddde2d80 r6:83018200 r5:851a4f8c r4:85168e00 ** 5 printk messages dropped ** [ 1332.952315][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1332.952541][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.989076][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1332.989262][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1332.989718][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 6 printk messages dropped ** [ 1332.990196][ T32] r4:e055ddc0 ** 2 printk messages dropped ** [ 1332.990380][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.990565][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1332.990874][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1332.991141][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1332.991475][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1332.991729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1332.992557][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1333.002144][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1333.002962][ T32] r5:00001000 r4:ea9cd000 [ 1333.003061][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1333.003674][ T32] r5:85196f8c r4:85196c00 ** 1 printk messages dropped ** [ 1333.003809][ T32] r7:ddde2d80 r6:83018200 r5:85196f8c r4:85168f00 ** 1 printk messages dropped ** [ 1333.003917][ T32] r10:61c88647 r9:851cec00 r8:85168f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.003957][ T32] r4:85168f00 [ 1333.003979][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.004067][ T32] r10:00000000 r9:85168f00 r8:8027f5e8 r7:eae25e60 r6:85168f80 r5:851cec00 [ 1333.004113][ T32] r4:00000001 [ 1333.004152][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.004227][ T32] Exception stack(0xeae19fb0 to 0xeae19ff8) [ 1333.004287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.004344][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.004401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.004454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.004526][ T32] r4:845fb080 [ 1333.005190][ T32] INFO: task kworker/1:536:4398 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.005258][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.005417][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.005529][ T32] Call trace: [ 1333.005609][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.005717][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.005812][ T32] r4:00000000 [ 1333.005933][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.006013][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.006071][ T32] dd20: 88d46000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.006124][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.006184][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.006235][ T32] r5:80000013 r4:80239bb0 [ 1333.006295][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.006382][ T32] r4:82ac11e4 [ 1333.006434][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.006537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.006606][ T32] r4:e055ddc0 [ 1333.006650][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.006735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.006802][ T32] r4:00000000 [ 1333.006899][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.006996][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.007053][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.007141][ T32] r5:00001000 r4:ee509000 [ 1333.007181][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.007270][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.007366][ T32] r5:8609478c r4:86094400 [ 1333.007407][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.007520][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.007571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.007685][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.007750][ T32] r4:84a53d80 [ 1333.007789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.007894][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.007973][ T32] r4:00000001 [ 1333.008087][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.008167][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.008236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.008304][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.008360][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.008413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.008481][ T32] r4:84a51100 [ 1333.008534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.008593][ T32] INFO: task kworker/1:537:4399 blocked for more than 459 seconds. [ 1333.008658][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.008709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.008758][ T32] task:kworker/1:537 state:D stack:0 pid:4399 tgid:4399 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.008845][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.008925][ T32] Call trace: [ 1333.009020][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.009121][ T32] r10:82918930 r9:eae31d84 r8:00000002 r7:60000013 r6:eae31d8c r5:851c8c00 [ 1333.009172][ T32] r4:851c8c00 [ 1333.009211][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.009293][ T32] r5:851c8c00 r4:8291892c [ 1333.009338][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.009415][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1333.009799][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.010240][ T32] r5:00001000 r4:ea9f3000 [ 1333.010279][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.010356][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1333.010478][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1333.010617][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1333.011296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1333.012661][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 4 printk messages dropped ** [ 1333.012943][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 8 printk messages dropped ** [ 1333.036290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 4 printk messages dropped ** [ 1333.036600][ T32] r5:00001000 r4:ee509000 ** 2 printk messages dropped ** [ 1333.036719][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1333.037292][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1333.037448][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.037621][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.037762][ T32] r4:84a51100 [ 1333.037787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.037822][ T32] INFO: task kworker/0:105:4402 blocked for more than 459 seconds. [ 1333.037880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.037910][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.037932][ T32] task:kworker/0:105 state:D stack:0 pid:4402 tgid:4402 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.037990][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.038060][ T32] Call trace: [ 1333.038124][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.038176][ T32] r10:82918930 r9:eae3dd84 r8:00000002 r7:60000113 r6:eae3dd8c r5:851d9800 [ 1333.038223][ T32] r4:851d9800 [ 1333.038268][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.038313][ T32] r5:851d9800 r4:8291892c [ 1333.038386][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.038431][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.038501][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae3de08 [ 1333.038534][ T32] r4:00000000 [ 1333.038565][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.038657][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.038714][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.038764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849143c0 [ 1333.038816][ T32] r4:00000000 [ 1333.038840][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.038888][ T32] r9:83018005 r8:851d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1333.038913][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.039028][ T32] r5:00001000 r4:eaaa1000 [ 1333.039077][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.039120][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.039164][ T32] r5:85028b8c r4:85028800 [ 1333.039183][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.039228][ T32] r7:dddced80 r6:83018000 r5:85028b8c r4:8513db80 [ 1333.039273][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.039324][ T32] r10:61c88647 r9:851d9800 r8:8513dbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.039348][ T32] r4:8513db80 [ 1333.039391][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.039464][ T32] r10:00000000 r9:8513db80 r8:8027f5e8 r7:eacd9e60 r6:845cf100 r5:851d9800 [ 1333.039490][ T32] r4:00000001 [ 1333.039560][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.039624][ T32] Exception stack(0xeae3dfb0 to 0xeae3dff8) [ 1333.039678][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.039736][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.039767][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.039798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.039845][ T32] r4:84914100 [ 1333.040256][ T32] INFO: task kworker/0:105:4402 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.040291][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.040376][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.040421][ T32] Call trace: [ 1333.040539][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.040661][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.040716][ T32] r4:00000000 [ 1333.040739][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.040781][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.040833][ T32] dd20: 89235000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.040867][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 6 printk messages dropped ** [ 1333.041263][ T32] r4:e055ddc0 ** 9 printk messages dropped ** [ 1333.041813][ T32] r5:8609478c r4:86094400 ** 4 printk messages dropped ** [ 1333.041965][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1333.042106][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1333.042821][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1333.072929][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1333.074437][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.075302][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.075404][ T32] r5:00001000 r4:eab39000 ** 4 printk messages dropped ** [ 1333.075844][ T32] r7:ddde2d80 r6:83018200 r5:8519778c r4:845cf180 ** 3 printk messages dropped ** [ 1333.076180][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1333.076780][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.077862][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.077963][ T32] Call trace: [ 1333.078039][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.078139][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.078202][ T32] r4:00000000 [ 1333.078314][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.078420][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.078525][ T32] dd20: 895e9000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.078601][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.078663][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.078718][ T32] r5:80000013 r4:80239bb0 [ 1333.078770][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.078894][ T32] r4:82ac11e4 [ 1333.078968][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.079063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.079117][ T32] r4:e055ddc0 [ 1333.079182][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.079283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.079376][ T32] r4:00000000 [ 1333.079465][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.079620][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.079677][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.079776][ T32] r5:00001000 r4:ee509000 [ 1333.079823][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.079908][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.080001][ T32] r5:8609478c r4:86094400 [ 1333.080048][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.080148][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.080197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.080295][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.080352][ T32] r4:84a53d80 [ 1333.080452][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.080663][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.080722][ T32] r4:00000001 [ 1333.080832][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.080917][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.080978][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.081044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.081282][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.081365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.081565][ T32] r4:84a51100 [ 1333.081642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.081803][ T32] INFO: task kworker/0:106:4405 blocked for more than 459 seconds. [ 1333.081884][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.081944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.082056][ T32] task:kworker/0:106 state:D stack:0 pid:4405 tgid:4405 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.082230][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.082365][ T32] Call trace: [ 1333.082492][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.082607][ T32] r10:82918930 r9:eae45d84 r8:00000002 r7:60000013 r6:eae45d8c r5:851da400 [ 1333.082701][ T32] r4:851da400 [ 1333.082787][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.082881][ T32] r5:851da400 r4:8291892c [ 1333.082927][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.083014][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.106675][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae45e08 [ 1333.106785][ T32] r4:00000000 [ 1333.106901][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.106975][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.107019][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.107151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84914a40 [ 1333.107273][ T32] r4:00000000 [ 1333.107336][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.107517][ T32] r9:83018005 r8:851da400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1333.107581][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.107632][ T32] r5:00001000 r4:dff0b000 [ 1333.107706][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.107750][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.107898][ T32] r5:85029f8c r4:85029c00 [ 1333.107923][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.108021][ T32] r7:dddced80 r6:83018000 r5:85029f8c r4:8513dc00 [ 1333.108046][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.108145][ T32] r10:61c88647 r9:851da400 r8:8513dc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.108183][ T32] r4:8513dc00 [ 1333.108206][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.108254][ T32] r10:00000000 r9:8513dc00 r8:8027f5e8 r7:eae3de60 r6:845cf280 r5:851da400 [ 1333.108282][ T32] r4:00000001 [ 1333.108302][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.108411][ T32] Exception stack(0xeae45fb0 to 0xeae45ff8) [ 1333.108444][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.108517][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1333.108636][ T32] r4:84914300 ** 9 printk messages dropped ** [ 1333.110115][ T32] dd20: 898f9000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 14 printk messages dropped ** [ 1333.111978][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1333.112314][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1333.112536][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.112665][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.134382][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1333.134501][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1333.134963][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1333.135221][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 ** 4 printk messages dropped ** [ 1333.135489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84914540 ** 4 printk messages dropped ** [ 1333.136091][ T32] r5:00001000 r4:eab83000 ** 1 printk messages dropped ** [ 1333.136162][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1333.136679][ T32] r4:00000001 [ 1333.136700][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.136739][ T32] Exception stack(0xeae4dfb0 to 0xeae4dff8) [ 1333.136795][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.136928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.136961][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.136994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.137042][ T32] r4:84914300 [ 1333.137474][ T32] INFO: task kworker/0:107:4407 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.137537][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.137627][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.137722][ T32] Call trace: [ 1333.137761][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.137836][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.137865][ T32] r4:00000000 [ 1333.137936][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.137980][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.138009][ T32] dd20: 89d38000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.138039][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.138068][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.138094][ T32] r5:80000013 r4:80239bb0 [ 1333.138115][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.138466][ T32] r4:82ac11e4 [ 1333.138583][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.138639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.138812][ T32] r4:e055ddc0 [ 1333.139257][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.139343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.139393][ T32] r4:00000000 [ 1333.139416][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.139469][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.139492][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.139542][ T32] r5:00001000 r4:ee509000 [ 1333.139562][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.139602][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.139645][ T32] r5:8609478c r4:86094400 [ 1333.139665][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.139711][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.139732][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.139781][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.139804][ T32] r4:84a53d80 [ 1333.139935][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.140096][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.140179][ T32] r4:00000001 [ 1333.140204][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.140241][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.140298][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.140332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.140361][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.140392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.140484][ T32] r4:84a51100 [ 1333.140567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.140627][ T32] INFO: task kworker/0:108:4410 blocked for more than 459 seconds. [ 1333.140661][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.140685][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.140707][ T32] task:kworker/0:108 state:D stack:0 pid:4410 tgid:4410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.140810][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.140854][ T32] Call trace: [ 1333.140888][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.140934][ T32] r10:82918930 r9:eae55d84 r8:00000002 r7:60000013 r6:eae55d8c r5:851d8000 [ 1333.140968][ T32] r4:851d8000 [ 1333.140996][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.141038][ T32] r5:851d8000 r4:8291892c [ 1333.141063][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.141128][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1333.141373][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.141606][ T32] r5:00001000 r4:dfb11000 ** 4 printk messages dropped ** [ 1333.141802][ T32] r7:dddced80 r6:83018000 r5:8502978c r4:8513dd00 ** 5 printk messages dropped ** [ 1333.142508][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.142774][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.172478][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1333.189760][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 3 printk messages dropped ** [ 1333.190085][ T32] dd20: 8a4c1000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 4 printk messages dropped ** [ 1333.190341][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1333.190406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 3 printk messages dropped ** [ 1333.190572][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.190709][ T32] r5:00001000 r4:ee509000 ** 2 printk messages dropped ** [ 1333.190846][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1333.190984][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.191100][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.191128][ T32] r4:00000001 [ 1333.191149][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.191224][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.191281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.191315][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.191389][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.191468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.191519][ T32] r4:84a51100 [ 1333.191550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.191584][ T32] INFO: task kworker/1:539:4412 blocked for more than 459 seconds. [ 1333.191619][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.191648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.191670][ T32] task:kworker/1:539 state:D stack:0 pid:4412 tgid:4412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.192097][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.192155][ T32] Call trace: [ 1333.192216][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.192348][ T32] r10:82918930 r9:eae2dd84 r8:00000002 r7:60000113 r6:eae2dd8c r5:8487c800 [ 1333.192375][ T32] r4:8487c800 [ 1333.192396][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.192436][ T32] r5:8487c800 r4:8291892c [ 1333.192493][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.192581][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.192639][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae2de08 [ 1333.192663][ T32] r4:00000000 [ 1333.192684][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.192723][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.192808][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.192886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:845fbf40 [ 1333.192953][ T32] r4:00000000 [ 1333.196189][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.196327][ T32] r9:83018205 r8:8487c800 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1333.196359][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.196448][ T32] r5:00001000 r4:df9d3000 [ 1333.196567][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.196618][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.196665][ T32] r5:85197f8c r4:85197c00 [ 1333.196686][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.196734][ T32] r7:ddde2d80 r6:83018200 r5:85197f8c r4:845cf400 [ 1333.196756][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.196802][ T32] r10:61c88647 r9:8487c800 r8:845cf42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.196826][ T32] r4:845cf400 [ 1333.196846][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.196891][ T32] r10:00000000 r9:845cf400 r8:8027f5e8 r7:eae25e60 r6:8513dd80 r5:8487c800 [ 1333.196922][ T32] r4:00000001 [ 1333.196966][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.197024][ T32] Exception stack(0xeae2dfb0 to 0xeae2dff8) [ 1333.197054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.197083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.197125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.197194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.197220][ T32] r4:845fba80 [ 1333.198255][ T32] INFO: task kworker/1:539:4412 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.198299][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.198585][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.198636][ T32] Call trace: [ 1333.198669][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.198722][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.198747][ T32] r4:00000000 [ 1333.199581][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.199647][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.199755][ T32] dd20: 8a4c1000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.199961][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.199991][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.200016][ T32] r5:80000013 r4:80239bb0 [ 1333.200037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.200080][ T32] r4:82ac11e4 [ 1333.200183][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.200231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.200271][ T32] r4:e055ddc0 [ 1333.200320][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.200373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.200448][ T32] r4:00000000 [ 1333.200507][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.200567][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.200603][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.200650][ T32] r5:00001000 r4:ee509000 [ 1333.200683][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.200726][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.200770][ T32] r5:8609478c r4:86094400 [ 1333.200790][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.200836][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.200857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.200903][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.200951][ T32] r4:84a53d80 [ 1333.201098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.201177][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.201225][ T32] r4:00000001 [ 1333.201249][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.201296][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.201338][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.201372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.201401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.201432][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.201454][ T32] r4:84a51100 [ 1333.201476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.201531][ T32] INFO: task kworker/0:109:4416 blocked for more than 459 seconds. [ 1333.201569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.201597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.201739][ T32] task:kworker/0:109 state:D stack:0 pid:4416 tgid:4416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.202443][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.202514][ T32] Call trace: [ 1333.202548][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.202594][ T32] r10:82918930 r9:eae51d84 r8:00000002 r7:60000113 r6:eae51d8c r5:8487ec00 [ 1333.202642][ T32] r4:8487ec00 [ 1333.202666][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.202740][ T32] r5:8487ec00 r4:8291892c [ 1333.202769][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.202810][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.202856][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1333.202878][ T32] r4:00000000 [ 1333.202897][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.202935][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.202995][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.225425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84914780 [ 1333.225485][ T32] r4:00000000 [ 1333.225550][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.225690][ T32] r9:83018005 r8:8487ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1333.225722][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.225777][ T32] r5:00001000 r4:dfe4d000 [ 1333.225811][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.225921][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.225998][ T32] r5:85029b8c r4:85029800 [ 1333.226053][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.226151][ T32] r7:dddced80 r6:83018000 r5:85029b8c r4:8513de00 [ 1333.226188][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.226243][ T32] r10:61c88647 r9:8487ec00 r8:8513de2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.226277][ T32] r4:8513de00 [ 1333.226324][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.226432][ T32] r10:00000000 r9:8513de00 r8:8027f5e8 r7:eae45e60 r6:8513de80 r5:8487ec00 [ 1333.226485][ T32] r4:00000001 [ 1333.226513][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.226556][ T32] Exception stack(0xeae51fb0 to 0xeae51ff8) [ 1333.226589][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.226621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.226675][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.226711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.226760][ T32] r4:84914680 [ 1333.227181][ T32] INFO: task kworker/0:109:4416 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.227221][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.227341][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.227419][ T32] Call trace: [ 1333.227470][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.227533][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.227561][ T32] r4:00000000 [ 1333.227604][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.227655][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.227685][ T32] dd20: 8a963000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.227717][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.227773][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.227802][ T32] r5:80000013 r4:80239bb0 [ 1333.227923][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.227968][ T32] r4:82ac11e4 [ 1333.227990][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.228033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.228086][ T32] r4:e055ddc0 [ 1333.228109][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.228153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.228176][ T32] r4:00000000 [ 1333.228235][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.228393][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.228423][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.228515][ T32] r5:00001000 r4:ee509000 [ 1333.228541][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.228583][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.228627][ T32] r5:8609478c r4:86094400 [ 1333.228647][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.228692][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.228713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.228758][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.228780][ T32] r4:84a53d80 [ 1333.228800][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.228845][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.228867][ T32] r4:00000001 [ 1333.228886][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.228921][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.228947][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.228975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.229001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.229029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.229054][ T32] r4:84a51100 [ 1333.229076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.229105][ T32] INFO: task kworker/0:110:4419 blocked for more than 459 seconds. [ 1333.229139][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.229190][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.229215][ T32] task:kworker/0:110 state:D stack:0 pid:4419 tgid:4419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.229273][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.229348][ T32] Call trace: [ 1333.229380][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.229430][ T32] r10:82918930 r9:eae5dd84 r8:00000002 r7:60000113 r6:eae5dd8c r5:8487e000 [ 1333.229476][ T32] r4:8487e000 [ 1333.229503][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.229546][ T32] r5:8487e000 r4:8291892c [ 1333.229567][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.229605][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.229651][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 [ 1333.229674][ T32] r4:00000000 [ 1333.229740][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.229787][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.229859][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.229906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84914d40 [ 1333.229929][ T32] r4:00000000 [ 1333.229963][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.230035][ T32] r9:83018005 r8:8487e000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1333.230060][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.230102][ T32] r5:00001000 r4:e0017000 [ 1333.230121][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.230161][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.230203][ T32] r5:8502a78c r4:8502a400 [ 1333.230223][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.230292][ T32] r7:dddced80 r6:83018000 r5:8502a78c r4:8513df00 [ 1333.230319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.230367][ T32] r10:61c88647 r9:8487e000 r8:8513df2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.230402][ T32] r4:8513df00 [ 1333.230465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.230564][ T32] r10:00000000 r9:8513df00 r8:8027f5e8 r7:eae45e60 r6:8513df80 r5:8487e000 [ 1333.230633][ T32] r4:00000001 [ 1333.230679][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.230719][ T32] Exception stack(0xeae5dfb0 to 0xeae5dff8) [ 1333.230746][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.230774][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.230816][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.230849][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.230871][ T32] r4:84914840 [ 1333.231161][ T32] INFO: task kworker/0:110:4419 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.231193][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.231250][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.231352][ T32] Call trace: [ 1333.231438][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.231513][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.231540][ T32] r4:00000000 [ 1333.231585][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.231631][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.231927][ T32] dd20: 8a963000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.231960][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.231987][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.232227][ T32] r5:80000013 r4:80239bb0 [ 1333.232311][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.232361][ T32] r4:82ac11e4 [ 1333.232506][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.232565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.232611][ T32] r4:e055ddc0 [ 1333.232698][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.232758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.232784][ T32] r4:00000000 [ 1333.232804][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.232856][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.232896][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.232942][ T32] r5:00001000 r4:ee509000 [ 1333.232970][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.256954][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.257097][ T32] r5:8609478c r4:86094400 [ 1333.257156][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.257213][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.257235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.257292][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.257317][ T32] r4:84a53d80 [ 1333.257366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.257417][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.257441][ T32] r4:00000001 [ 1333.257461][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.257498][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.257528][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.257593][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.257625][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.257716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.257772][ T32] r4:84a51100 [ 1333.257832][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.257878][ T32] INFO: task kworker/1:540:4420 blocked for more than 459 seconds. [ 1333.257913][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.257941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.257963][ T32] task:kworker/1:540 state:D stack:0 pid:4420 tgid:4420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.258023][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.258189][ T32] Call trace: [ 1333.258226][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.258309][ T32] r10:82918930 r9:eae61d84 r8:00000002 r7:60000013 r6:eae61d8c r5:8487d400 [ 1333.258334][ T32] r4:8487d400 [ 1333.258355][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.258426][ T32] r5:8487d400 r4:8291892c [ 1333.258538][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.258583][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.258630][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 [ 1333.258654][ T32] r4:00000000 [ 1333.258674][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.258712][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.258751][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.258792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85125b80 [ 1333.258815][ T32] r4:00000000 [ 1333.258834][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.258910][ T32] r9:83018205 r8:8487d400 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1333.258937][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.258982][ T32] r5:00001000 r4:e0589000 [ 1333.259003][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.259072][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.259117][ T32] r5:851a5f8c r4:851a5c00 [ 1333.259137][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.259195][ T32] r7:ddde2d80 r6:83018200 r5:851a5f8c r4:845cf480 [ 1333.259221][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.259277][ T32] r10:61c88647 r9:8487d400 r8:845cf4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.259330][ T32] r4:845cf480 [ 1333.259354][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.259399][ T32] r10:00000000 r9:845cf480 r8:8027f5e8 r7:eae2de60 r6:84a1b000 r5:8487d400 [ 1333.259422][ T32] r4:00000001 [ 1333.259441][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.259477][ T32] Exception stack(0xeae61fb0 to 0xeae61ff8) [ 1333.259503][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.259531][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.259608][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.259689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.259749][ T32] r4:845fbb40 [ 1333.260162][ T32] INFO: task kworker/1:540:4420 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.260230][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.260384][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.260501][ T32] Call trace: [ 1333.260561][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.260618][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.260643][ T32] r4:00000000 [ 1333.260693][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.260735][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.260765][ T32] dd20: 8acc6000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.260795][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.260820][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.260875][ T32] r5:80000013 r4:80239bb0 [ 1333.260912][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.260956][ T32] r4:82ac11e4 [ 1333.260977][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.261035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.261064][ T32] r4:e055ddc0 [ 1333.261156][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.261226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.261282][ T32] r4:00000000 [ 1333.261306][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.261353][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.261376][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.261436][ T32] r5:00001000 r4:ee509000 [ 1333.261460][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.261499][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.261570][ T32] r5:8609478c r4:86094400 [ 1333.261594][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.261654][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.261677][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.261754][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1333.262076][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1333.262512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1333.262739][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1333.273978][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1333.274308][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.274398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851634c0 [ 1333.274422][ T32] r4:00000000 [ 1333.274444][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.274495][ T32] r9:83018205 r8:84878000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1333.274518][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.274569][ T32] r5:00001000 r4:ea8c9000 [ 1333.274611][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.274658][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.274706][ T32] r5:851a438c r4:851a4000 [ 1333.274729][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.274812][ T32] r7:ddde2d80 r6:83018200 r5:851a438c r4:845cf500 [ 1333.274839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.274891][ T32] r10:61c88647 r9:84878000 r8:845cf52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.274951][ T32] r4:845cf500 [ 1333.274977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.275029][ T32] r10:00000000 r9:845cf500 r8:8027f5e8 r7:eae61e60 r6:84a1b080 r5:84878000 [ 1333.275083][ T32] r4:00000001 [ 1333.275108][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.275149][ T32] Exception stack(0xeae65fb0 to 0xeae65ff8) [ 1333.275185][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.275219][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.275251][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.275302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.275359][ T32] r4:845fb500 [ 1333.275786][ T32] INFO: task kworker/1:541:4422 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.275820][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.275992][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.276126][ T32] Call trace: [ 1333.276164][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.276215][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.276255][ T32] r4:00000000 [ 1333.276288][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.276331][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.276395][ T32] dd20: 8aeae000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.276544][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.276606][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.276639][ T32] r5:80000013 r4:80239bb0 [ 1333.276664][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.276742][ T32] r4:82ac11e4 [ 1333.276972][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.277442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.277487][ T32] r4:e055ddc0 [ 1333.277571][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.277678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.277711][ T32] r4:00000000 [ 1333.277735][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.277786][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.277899][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.277946][ T32] r5:00001000 r4:ee509000 [ 1333.277966][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.278005][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.278046][ T32] r5:8609478c r4:86094400 [ 1333.278084][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.278134][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.278156][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.278202][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.278380][ T32] r4:84a53d80 [ 1333.278495][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.278546][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.278570][ T32] r4:00000001 [ 1333.278590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.278625][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.278681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.278932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.278964][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.278994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.279017][ T32] r4:84a51100 [ 1333.279041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.279072][ T32] INFO: task kworker/0:111:4423 blocked for more than 459 seconds. [ 1333.279108][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.279137][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.279159][ T32] task:kworker/0:111 state:D stack:0 pid:4423 tgid:4423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.279273][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.279387][ T32] Call trace: [ 1333.279425][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.279472][ T32] r10:82918930 r9:eae35d84 r8:00000002 r7:60000013 r6:eae35d8c r5:8488d400 [ 1333.279495][ T32] r4:8488d400 [ 1333.279546][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.279591][ T32] r5:8488d400 r4:8291892c [ 1333.279613][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.279658][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.279741][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae35e08 [ 1333.279772][ T32] r4:00000000 [ 1333.279794][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.279834][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.279898][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.279945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84914c00 [ 1333.279983][ T32] r4:00000000 [ 1333.280006][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1333.280097][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.280145][ T32] r5:00001000 r4:dff93000 [ 1333.280165][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1333.280305][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1333.280503][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1333.281299][ T32] r4:84914c40 ** 2 printk messages dropped ** [ 1333.282118][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.282266][ T32] Call trace: [ 1333.282436][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.282506][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.282535][ T32] r4:00000000 [ 1333.282560][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.282601][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.282629][ T32] dd20: 8aeae000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.282690][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.282722][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.282749][ T32] r5:80000013 r4:80239bb0 [ 1333.282770][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.282810][ T32] r4:82ac11e4 [ 1333.282860][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.282907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.282931][ T32] r4:e055ddc0 [ 1333.282992][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.283073][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.283098][ T32] r4:00000000 [ 1333.283141][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.316495][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.316576][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.316661][ T32] r5:00001000 r4:ee509000 [ 1333.316685][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.316726][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.316781][ T32] r5:8609478c r4:86094400 [ 1333.316828][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.316880][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 1 printk messages dropped ** [ 1333.316961][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.317244][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.317604][ T32] task:kworker/0:112 state:D stack:0 pid:4425 tgid:4425 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1333.317834][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.317873][ T32] r5:84870000 r4:8291892c [ 1333.317894][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.317932][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.317978][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae69e08 [ 1333.318000][ T32] r4:00000000 [ 1333.318043][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.318135][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.318177][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.318220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85167840 [ 1333.318276][ T32] r4:00000000 [ 1333.318296][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.318342][ T32] r9:83018005 r8:84870000 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1333.318363][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.318404][ T32] r5:00001000 r4:e0673000 [ 1333.318423][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.318462][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.318504][ T32] r5:8502af8c r4:8502ac00 [ 1333.318525][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.318637][ T32] r7:dddced80 r6:83018000 r5:8502af8c r4:84a1b200 [ 1333.318663][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.318710][ T32] r10:61c88647 r9:84870000 r8:84a1b22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.318732][ T32] r4:84a1b200 [ 1333.318762][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.318818][ T32] r10:00000000 r9:84a1b200 r8:8027f5e8 r7:eae5de60 r6:84a1b280 r5:84870000 [ 1333.318842][ T32] r4:00000001 [ 1333.318861][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1333.318975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.319711][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1333.320027][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.320281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1333.320652][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1333.320856][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.320992][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.321233][ T32] task:kworker/0:113 state:D stack:0 pid:4427 tgid:4427 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.321798][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.322057][ T32] r5:00001000 r4:e05eb000 ** 4 printk messages dropped ** [ 1333.322268][ T32] r7:dddced80 r6:83018000 r5:8502ab8c r4:84a1b300 ** 11 printk messages dropped ** [ 1333.322736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1333.336992][ T32] dd20: 8b5a6000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1333.337314][ T32] r4:e055ddc0 ** 4 printk messages dropped ** [ 1333.337496][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1333.338042][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1333.338542][ T32] r4:84a51100 ** 10 printk messages dropped ** [ 1333.338950][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1333.339572][ T32] r9:83018005 r8:84871800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1333.339597][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.339666][ T32] r5:00001000 r4:e06b5000 [ 1333.339713][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.339755][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.339811][ T32] r5:8502b38c r4:8502b000 [ 1333.340021][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.340070][ T32] r7:dddced80 r6:83018000 r5:8502b38c r4:84a1b400 [ 1333.340100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.340181][ T32] r10:61c88647 r9:84871800 r8:84a1b42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.340207][ T32] r4:84a1b400 [ 1333.340229][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.340280][ T32] r10:00000000 r9:84a1b400 r8:8027f5e8 r7:eae69e60 r6:84a1b480 r5:84871800 [ 1333.340303][ T32] r4:00000001 [ 1333.340401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.340599][ T32] Exception stack(0xeae75fb0 to 0xeae75ff8) [ 1333.340645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.340677][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.340766][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.340800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.340822][ T32] r4:84914f00 [ 1333.341228][ T32] INFO: task kworker/0:114:4429 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.341267][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.341347][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.341427][ T32] Call trace: [ 1333.341458][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.341507][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.341533][ T32] r4:00000000 [ 1333.341589][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.341631][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.341687][ T32] dd20: 8b5a6000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.341720][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.341747][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.341804][ T32] r5:80000013 r4:80239bb0 [ 1333.341828][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.341869][ T32] r4:82ac11e4 [ 1333.341889][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.341996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.342024][ T32] r4:e055ddc0 [ 1333.342044][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.342102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.342128][ T32] r4:00000000 [ 1333.342149][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.342218][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.342243][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.342310][ T32] r5:00001000 r4:ee509000 [ 1333.342336][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.342408][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.342467][ T32] r5:8609478c r4:86094400 [ 1333.342491][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.342602][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.342630][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.342678][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.342732][ T32] r4:84a53d80 [ 1333.342756][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.342967][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.343117][ T32] r4:00000001 [ 1333.361419][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.361507][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.361541][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.361591][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.361733][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.361852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1333.361997][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1333.362457][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1333.362632][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 ** 3 printk messages dropped ** [ 1333.362768][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1333.362994][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.369799][ T32] r5:00001000 r4:eabc1000 ** 1 printk messages dropped ** [ 1333.369924][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1333.370617][ T32] r4:84a1b500 ** 4 printk messages dropped ** [ 1333.371004][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) ** 4 printk messages dropped ** [ 1333.371179][ T32] r4:84914f00 ** 2 printk messages dropped ** [ 1333.371739][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.371963][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.372053][ T32] dd20: 8babc000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 4 printk messages dropped ** [ 1333.372200][ T32] r4:82ac11e4 [ 1333.372234][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.372307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.372333][ T32] r4:e055ddc0 [ 1333.372357][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.372403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.372427][ T32] r4:00000000 [ 1333.372486][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.372561][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.372794][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.372842][ T32] r5:00001000 r4:ee509000 [ 1333.372863][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.372901][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.372942][ T32] r5:8609478c r4:86094400 [ 1333.372965][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.373133][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.385987][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.386088][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.386116][ T32] r4:84a53d80 [ 1333.386139][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.386187][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.386236][ T32] r4:00000001 [ 1333.386269][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.386326][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.386403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.386439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.386493][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.386531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.386609][ T32] r4:84a51100 [ 1333.386639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.386685][ T32] INFO: task kworker/0:116:4432 blocked for more than 459 seconds. [ 1333.386796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.386827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.386861][ T32] task:kworker/0:116 state:D stack:0 pid:4432 tgid:4432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.386922][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.387024][ T32] Call trace: [ 1333.387083][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.387138][ T32] r10:82918930 r9:eae81d84 r8:00000002 r7:60000113 r6:eae81d8c r5:84873000 [ 1333.387187][ T32] r4:84873000 [ 1333.387211][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.387281][ T32] r5:84873000 r4:8291892c [ 1333.387335][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.387379][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.387425][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae81e08 [ 1333.387471][ T32] r4:00000000 [ 1333.387519][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.387592][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.387732][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.387786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8486c080 [ 1333.387809][ T32] r4:00000000 [ 1333.387879][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.387966][ T32] r9:83018005 r8:84873000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1333.387992][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.388112][ T32] r5:00001000 r4:e472d000 [ 1333.388155][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.388267][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.388314][ T32] r5:8502b78c r4:8502b400 [ 1333.388334][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.388431][ T32] r7:dddced80 r6:83018000 r5:8502b78c r4:84a1b600 [ 1333.388458][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.388564][ T32] r10:61c88647 r9:84873000 r8:84a1b62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.388599][ T32] r4:84a1b600 [ 1333.388669][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.388721][ T32] r10:00000000 r9:84a1b600 r8:8027f5e8 r7:eae79e60 r6:84a1b680 r5:84873000 [ 1333.388744][ T32] r4:00000001 [ 1333.388764][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.388800][ T32] Exception stack(0xeae81fb0 to 0xeae81ff8) [ 1333.388852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.388884][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.388911][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.388941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.388964][ T32] r4:8486c0c0 ** 1 printk messages dropped ** [ 1333.389412][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.391069][ T32] r4:e055ddc0 ** 2 printk messages dropped ** [ 1333.391174][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1333.391405][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.391612][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.391887][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.392146][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1333.392381][ T32] r10:82918930 r9:eae8dd84 r8:00000002 r7:60000013 r6:eae8dd8c r5:851dd400 ** 9 printk messages dropped ** [ 1333.392868][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.416982][ T32] r5:00001000 r4:ea859000 [ 1333.417007][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.417079][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.417131][ T32] r5:8502bb8c r4:8502b800 [ 1333.417153][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.417230][ T32] r7:dddced80 r6:83018000 r5:8502bb8c r4:84a1b700 [ 1333.417257][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.417395][ T32] r10:61c88647 r9:851dd400 r8:84a1b72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.417424][ T32] r4:84a1b700 [ 1333.417447][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.417524][ T32] r10:00000000 r9:84a1b700 r8:8027f5e8 r7:eae79e60 r6:845cf580 r5:851dd400 [ 1333.417553][ T32] r4:00000001 [ 1333.417576][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.417615][ T32] Exception stack(0xeae8dfb0 to 0xeae8dff8) [ 1333.417681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.417715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.417758][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.417793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.417816][ T32] r4:8486c300 [ 1333.418264][ T32] INFO: task kworker/0:117:4434 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.418308][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.418392][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.418487][ T32] Call trace: [ 1333.418570][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.418630][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.418654][ T32] r4:00000000 [ 1333.418674][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.418717][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.418775][ T32] dd20: 8c342000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.418843][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.418888][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.418932][ T32] r5:80000013 r4:80239bb0 [ 1333.418957][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.419000][ T32] r4:82ac11e4 [ 1333.419021][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.419096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.419124][ T32] r4:e055ddc0 [ 1333.419269][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.419386][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.419615][ T32] r4:00000000 [ 1333.419639][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.419686][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.419708][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.420004][ T32] r5:00001000 r4:ee509000 ** 2 printk messages dropped ** [ 1333.420111][ T32] r5:8609478c r4:86094400 ** 1 printk messages dropped ** [ 1333.420295][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 1 printk messages dropped ** [ 1333.420384][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.420749][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.421050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1333.421433][ T32] r10:82918930 r9:eae91d84 r8:00000002 r7:60000113 r6:eae91d8c r5:851db000 ** 4 printk messages dropped ** [ 1333.421692][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1333.421861][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.422361][ T32] r5:00001000 r4:ea905000 [ 1333.422482][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.422641][ T32] r7:dddced80 r6:83018000 r5:851a478c r4:84a1b780 ** 10 printk messages dropped ** [ 1333.431584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1333.432718][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1333.432955][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1333.447001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 2 printk messages dropped ** [ 1333.447137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 4 printk messages dropped ** [ 1333.447303][ T32] r5:00001000 r4:ee509000 ** 2 printk messages dropped ** [ 1333.447458][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1333.447656][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.447806][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 3 printk messages dropped ** [ 1333.447932][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.447963][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.447990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.448020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.448042][ T32] r4:84a51100 [ 1333.448067][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.448104][ T32] INFO: task kworker/0:119:4439 blocked for more than 459 seconds. [ 1333.448153][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.448182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.448330][ T32] task:kworker/0:119 state:D stack:0 pid:4439 tgid:4439 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.448484][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.448536][ T32] Call trace: [ 1333.448570][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.448620][ T32] r10:82918930 r9:eae89d84 r8:00000002 r7:60000013 r6:eae89d8c r5:851de000 [ 1333.448663][ T32] r4:851de000 [ 1333.448687][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.448730][ T32] r5:851de000 r4:8291892c [ 1333.448750][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.448790][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.448852][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae89e08 [ 1333.448878][ T32] r4:00000000 [ 1333.448898][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.448936][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.448972][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.449046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8486c640 [ 1333.449072][ T32] r4:00000000 [ 1333.449092][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.449148][ T32] r9:83018005 r8:851de000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1333.449173][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.449249][ T32] r5:00001000 r4:ea931000 [ 1333.449283][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.449341][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.449390][ T32] r5:8502bf8c r4:8502bc00 [ 1333.449422][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.449471][ T32] r7:dddced80 r6:83018000 r5:8502bf8c r4:84a1b800 [ 1333.449496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.449543][ T32] r10:61c88647 r9:851de000 r8:84a1b82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.449565][ T32] r4:84a1b800 [ 1333.449612][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.449842][ T32] r10:00000000 r9:84a1b800 r8:8027f5e8 r7:eae79e60 r6:845cf680 r5:851de000 [ 1333.449893][ T32] r4:00000001 [ 1333.449940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.449978][ T32] Exception stack(0xeae89fb0 to 0xeae89ff8) [ 1333.450029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.450061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.450088][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.450119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.450141][ T32] r4:8486c300 [ 1333.450558][ T32] INFO: task kworker/0:119:4439 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.450614][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.450711][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.450772][ T32] Call trace: [ 1333.450803][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.450883][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.450942][ T32] r4:00000000 [ 1333.451362][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.451407][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.451549][ T32] dd20: 8c537000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.451583][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.451609][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.451634][ T32] r5:80000013 r4:80239bb0 [ 1333.452078][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.452126][ T32] r4:82ac11e4 [ 1333.452146][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.452188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.452267][ T32] r4:e055ddc0 [ 1333.452292][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.452334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.452514][ T32] r4:00000000 [ 1333.452642][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.452712][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.452753][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.452801][ T32] r5:00001000 r4:ee509000 [ 1333.452844][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.452888][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.452942][ T32] r5:8609478c r4:86094400 [ 1333.453106][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.473718][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.473765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.473840][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.473865][ T32] r4:84a53d80 [ 1333.473885][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.473932][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.473955][ T32] r4:00000001 [ 1333.473984][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.474024][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.474054][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.474098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.474130][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.474160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.474194][ T32] r4:84a51100 [ 1333.474222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1333.474352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1333.474678][ T32] r5:851dec00 r4:8291892c ** 3 printk messages dropped ** [ 1333.474828][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1333.475080][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.475395][ T32] r5:00001000 r4:eaee9000 ** 2 printk messages dropped ** [ 1333.475505][ T32] r5:850a3b8c r4:850a3800 ** 4 printk messages dropped ** [ 1333.475752][ T32] r4:845cf700 ** 5 printk messages dropped ** [ 1333.476091][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.477099][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1333.477425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1333.477935][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.477976][ T32] r5:8609478c r4:86094400 [ 1333.478008][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.478057][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.478104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.478153][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.478183][ T32] r4:84a53d80 [ 1333.478224][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.478303][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.478327][ T32] r4:00000001 [ 1333.478346][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.478380][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.478416][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.478482][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.478514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.478574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.478612][ T32] r4:84a51100 [ 1333.478644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.478670][ T32] INFO: task kworker/0:120:4442 blocked for more than 460 seconds. [ 1333.478697][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.478746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.478770][ T32] task:kworker/0:120 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.478839][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.478956][ T32] Call trace: [ 1333.479020][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.479071][ T32] r10:82918930 r9:eae85d84 r8:00000002 r7:60000013 r6:eae85d8c r5:84874800 [ 1333.479111][ T32] r4:84874800 [ 1333.479135][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.479187][ T32] r5:84874800 r4:8291892c [ 1333.479210][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.479251][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.479310][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae85e08 [ 1333.479348][ T32] r4:00000000 [ 1333.479381][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.479421][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.479456][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.479551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8486c800 [ 1333.479617][ T32] r4:00000000 [ 1333.479665][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.479713][ T32] r9:83018005 r8:84874800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1333.479735][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.479886][ T32] r5:00001000 r4:ea955000 [ 1333.479912][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.479952][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.480042][ T32] r5:845e1b8c r4:845e1800 [ 1333.480139][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.480188][ T32] r7:dddced80 r6:83018000 r5:845e1b8c r4:84a1b880 [ 1333.480234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.480283][ T32] r10:61c88647 r9:84874800 r8:84a1b8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.480309][ T32] r4:84a1b880 [ 1333.480328][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.480372][ T32] r10:00000000 r9:84a1b880 r8:8027f5e8 r7:eae79e60 r6:84a1b900 r5:84874800 [ 1333.480556][ T32] r4:00000001 [ 1333.480587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.480722][ T32] Exception stack(0xeae85fb0 to 0xeae85ff8) [ 1333.480756][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.480785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.480812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.480841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.480864][ T32] r4:8486c340 [ 1333.481137][ T32] INFO: task kworker/0:120:4442 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.481171][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.481231][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.481280][ T32] Call trace: [ 1333.481311][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.481358][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.481382][ T32] r4:00000000 [ 1333.481401][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.481455][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.481488][ T32] dd20: 8c7d5000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.481543][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.481586][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.481690][ T32] r5:80000013 r4:80239bb0 [ 1333.481714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.481753][ T32] r4:82ac11e4 [ 1333.481789][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.481834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.481857][ T32] r4:e055ddc0 [ 1333.481877][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.481917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.481941][ T32] r4:00000000 [ 1333.481960][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.482039][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.482064][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.482220][ T32] r5:00001000 r4:ee509000 [ 1333.482279][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.482321][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.482424][ T32] r5:8609478c r4:86094400 [ 1333.482448][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.482563][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.482897][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.482952][ T32] r4:00000001 [ 1333.482984][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.483072][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.509217][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.509281][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.509314][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.509349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.509374][ T32] r4:84a51100 [ 1333.509448][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.509495][ T32] INFO: task kworker/0:121:4445 blocked for more than 460 seconds. [ 1333.509571][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.509606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.509629][ T32] task:kworker/0:121 state:D stack:0 pid:4445 tgid:4445 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.509683][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.509753][ T32] Call trace: [ 1333.509826][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.509893][ T32] r10:82918930 r9:eae7dd84 r8:00000002 r7:60000113 r6:eae7dd8c r5:84875400 [ 1333.509928][ T32] r4:84875400 [ 1333.509949][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.509991][ T32] r5:84875400 r4:8291892c [ 1333.510026][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.510123][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.510173][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae7de08 [ 1333.510222][ T32] r4:00000000 [ 1333.510244][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.510284][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.510321][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.510363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8486c9c0 [ 1333.510398][ T32] r4:00000000 [ 1333.510421][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.510469][ T32] r9:83018005 r8:84875400 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1333.510491][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.510582][ T32] r5:00001000 r4:eabe3000 [ 1333.510623][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.510667][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.510709][ T32] r5:850a078c r4:850a0400 [ 1333.510728][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.510775][ T32] r7:dddced80 r6:83018000 r5:850a078c r4:84a1b980 [ 1333.510795][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.510840][ T32] r10:61c88647 r9:84875400 r8:84a1b9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.510864][ T32] r4:84a1b980 [ 1333.510915][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.511031][ T32] r10:00000000 r9:84a1b980 r8:8027f5e8 r7:eae79e60 r6:84a1ba00 r5:84875400 [ 1333.511057][ T32] r4:00000001 [ 1333.511076][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.511112][ T32] Exception stack(0xeae7dfb0 to 0xeae7dff8) [ 1333.511139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.511168][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.511223][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.511269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.511295][ T32] r4:8486c740 [ 1333.511698][ T32] INFO: task kworker/0:121:4445 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.511733][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.511788][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.512123][ T32] dd20: 8cb1b000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1333.512433][ T32] r4:e055ddc0 ** 4 printk messages dropped ** [ 1333.512680][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 4 printk messages dropped ** [ 1333.512872][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1333.525682][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1333.526046][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.526136][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.526405][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1333.526523][ T32] task:kworker/0:122 state:D stack:0 pid:4448 tgid:4448 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.526887][ T32] r5:84876000 r4:8291892c ** 2 printk messages dropped ** [ 1333.527016][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea1e08 ** 4 printk messages dropped ** [ 1333.527255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8486c380 ** 4 printk messages dropped ** [ 1333.527664][ T32] r5:00001000 r4:eacc3000 [ 1333.527718][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.528183][ T32] r7:dddced80 r6:83018000 r5:850a178c r4:84a1ba80 [ 1333.528208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.528254][ T32] r10:61c88647 r9:84876000 r8:84a1baac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.528295][ T32] r4:84a1ba80 [ 1333.528321][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.528430][ T32] r10:00000000 r9:84a1ba80 r8:8027f5e8 r7:eae7de60 r6:84a1bb00 r5:84876000 [ 1333.528456][ T32] r4:00000001 [ 1333.528516][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.528576][ T32] Exception stack(0xeaea1fb0 to 0xeaea1ff8) [ 1333.528606][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.528638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.528665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.528694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.528721][ T32] r4:8486c7c0 [ 1333.529149][ T32] INFO: task kworker/0:122:4448 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.529188][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.529246][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.529373][ T32] Call trace: [ 1333.529406][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.529464][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.529525][ T32] r4:00000000 [ 1333.529557][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.529668][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.529701][ T32] dd20: 8d018000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.529734][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.529761][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.529786][ T32] r5:80000013 r4:80239bb0 [ 1333.529808][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.529851][ T32] r4:82ac11e4 [ 1333.529872][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.529914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.529936][ T32] r4:e055ddc0 [ 1333.529998][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.530046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.530093][ T32] r4:00000000 [ 1333.530140][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.530190][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.530212][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.530269][ T32] r5:00001000 r4:ee509000 [ 1333.530292][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.530332][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.530373][ T32] r5:8609478c r4:86094400 [ 1333.530392][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.530460][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.530509][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.530564][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.530588][ T32] r4:84a53d80 [ 1333.530607][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.530652][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.530674][ T32] r4:00000001 [ 1333.530692][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.530737][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.530767][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.530796][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.530824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.530853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.530886][ T32] r4:84a51100 [ 1333.530910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.530947][ T32] INFO: task kworker/0:123:4449 blocked for more than 460 seconds. [ 1333.530978][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.531014][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.531037][ T32] task:kworker/0:123 state:D stack:0 pid:4449 tgid:4449 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.531084][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.531185][ T32] Call trace: [ 1333.531272][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.531337][ T32] r10:82918930 r9:eae99d84 r8:00000002 r7:60000013 r6:eae99d8c r5:84876c00 [ 1333.531366][ T32] r4:84876c00 [ 1333.531385][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.531432][ T32] r5:84876c00 r4:8291892c [ 1333.531475][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.531518][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.531599][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 [ 1333.531626][ T32] r4:00000000 [ 1333.531650][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.531689][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.531724][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.531825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8486cb40 [ 1333.531881][ T32] r4:00000000 [ 1333.531903][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.531982][ T32] r9:83018005 r8:84876c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1333.532007][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.532048][ T32] r5:00001000 r4:eac11000 [ 1333.532099][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.532140][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.532213][ T32] r5:850a0b8c r4:850a0800 [ 1333.532237][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.532297][ T32] r7:dddced80 r6:83018000 r5:850a0b8c r4:84a1bb80 [ 1333.532350][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.532398][ T32] r10:61c88647 r9:84876c00 r8:84a1bbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.532445][ T32] r4:84a1bb80 [ 1333.532481][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.532530][ T32] r10:00000000 r9:84a1bb80 r8:8027f5e8 r7:eaea1e60 r6:84a1bc00 r5:84876c00 [ 1333.532584][ T32] r4:00000001 [ 1333.532656][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.532713][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) [ 1333.532744][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.532776][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.532803][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.532831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.532877][ T32] r4:8486c7c0 [ 1333.553778][ T32] INFO: task kworker/0:123:4449 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.553904][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.553988][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.554061][ T32] Call trace: [ 1333.554125][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.554214][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.554246][ T32] r4:00000000 [ 1333.554270][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.554358][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.554396][ T32] dd20: 8d2c9000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.554432][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.554475][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.554531][ T32] r5:80000013 r4:80239bb0 [ 1333.554564][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.554614][ T32] r4:82ac11e4 [ 1333.554644][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.554695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.554723][ T32] r4:e055ddc0 [ 1333.554746][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.554796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.554848][ T32] r4:00000000 [ 1333.554875][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.554931][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.554980][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.555060][ T32] r5:00001000 r4:ee509000 [ 1333.555110][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1333.555426][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1333.555841][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1333.556316][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.556853][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea5e08 ** 9 printk messages dropped ** [ 1333.557379][ T32] r5:00001000 r4:eac4d000 [ 1333.557413][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1333.557769][ T32] r10:61c88647 r9:84873c00 r8:84a1bcac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1333.558111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1333.559028][ T32] dd20: 8d2c9000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 9 printk messages dropped ** [ 1333.559472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1333.559986][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.560008][ T32] r4:84a53d80 [ 1333.560029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.560073][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.560126][ T32] r4:00000001 [ 1333.560224][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.560278][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.560315][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.560345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.560415][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.560449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.560521][ T32] r4:84a51100 [ 1333.560570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.560600][ T32] INFO: task kworker/0:125:4453 blocked for more than 460 seconds. [ 1333.560628][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.561010][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.561035][ T32] task:kworker/0:125 state:D stack:0 pid:4453 tgid:4453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.561117][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.561160][ T32] Call trace: [ 1333.561332][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.561692][ T32] r10:82918930 r9:eaea9d84 r8:00000002 r7:60000013 r6:eaea9d8c r5:847f8000 [ 1333.561721][ T32] r4:847f8000 [ 1333.561742][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.561782][ T32] r5:847f8000 r4:8291892c [ 1333.561802][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.561874][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.561924][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaea9e08 [ 1333.561962][ T32] r4:00000000 [ 1333.561985][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.562023][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.562059][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.562099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8486cec0 [ 1333.562136][ T32] r4:00000000 [ 1333.562191][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.562240][ T32] r9:83018005 r8:847f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1333.562264][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.562380][ T32] r5:00001000 r4:eac7d000 [ 1333.562410][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.562501][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.562560][ T32] r5:850a138c r4:850a1000 [ 1333.562603][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.562652][ T32] r7:dddced80 r6:83018000 r5:850a138c r4:84a1bd80 [ 1333.562673][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.562724][ T32] r10:61c88647 r9:847f8000 r8:84a1bdac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.562748][ T32] r4:84a1bd80 [ 1333.562768][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.562872][ T32] r10:00000000 r9:84a1bd80 r8:8027f5e8 r7:eaea1e60 r6:84a1be00 r5:847f8000 [ 1333.562898][ T32] r4:00000001 [ 1333.562917][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.562953][ T32] Exception stack(0xeaea9fb0 to 0xeaea9ff8) [ 1333.562980][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.563076][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.586433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.586513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.586570][ T32] r4:8486cc40 [ 1333.586996][ T32] INFO: task kworker/0:125:4453 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 1 printk messages dropped ** [ 1333.587146][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.587534][ T32] dd20: 8d765000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 9 printk messages dropped ** [ 1333.587963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1333.588554][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 7 printk messages dropped ** [ 1333.588824][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1333.589036][ T32] INFO: task kworker/0:126:4456 blocked for more than 460 seconds. ** 6 printk messages dropped ** [ 1333.589602][ T32] r10:82918930 r9:eaeadd84 r8:00000002 r7:60000113 r6:eaeadd8c r5:847f8c00 ** 11 printk messages dropped ** [ 1333.590102][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.590282][ T32] r5:00001000 r4:ead09000 [ 1333.590306][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.590491][ T32] r7:dddced80 r6:83018000 r5:850a1b8c r4:84a1be80 ** 3 printk messages dropped ** [ 1333.590689][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.590741][ T32] r10:00000000 r9:84a1be80 r8:8027f5e8 r7:eaea1e60 r6:84a1bf00 r5:847f8c00 [ 1333.590765][ T32] r4:00000001 [ 1333.590785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.590820][ T32] Exception stack(0xeaeadfb0 to 0xeaeadff8) [ 1333.590846][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.590899][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.590930][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.590959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.590981][ T32] r4:8486ce40 [ 1333.591238][ T32] INFO: task kworker/0:126:4456 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.591297][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.591413][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.591457][ T32] Call trace: [ 1333.591554][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.591606][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.591630][ T32] r4:00000000 [ 1333.591649][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.591687][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.591716][ T32] dd20: 8d765000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.591745][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.591794][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.591822][ T32] r5:80000013 r4:80239bb0 [ 1333.591843][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.591882][ T32] r4:82ac11e4 [ 1333.591902][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.591945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.591966][ T32] r4:e055ddc0 [ 1333.591985][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.592025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.592058][ T32] r4:00000000 [ 1333.592080][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.592126][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.592147][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.592189][ T32] r5:00001000 r4:ee509000 [ 1333.592208][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.592245][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.592285][ T32] r5:8609478c r4:86094400 [ 1333.592324][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.592374][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.592394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.592439][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.592486][ T32] r4:84a53d80 [ 1333.592519][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.592572][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.592595][ T32] r4:00000001 [ 1333.592647][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.592687][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.592725][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.592960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1333.593078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1333.613887][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.614160][ T32] r5:847f9800 r4:8291892c ** 5 printk messages dropped ** [ 1333.614402][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.614708][ T32] r5:00001000 r4:ead89000 [ 1333.614743][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1333.614854][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1333.615236][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1333.616584][ T32] dd20: 8da61000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 17 printk messages dropped ** [ 1333.617383][ T32] r5:8609478c r4:86094400 ** 10 printk messages dropped ** [ 1333.617857][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1333.618676][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1333.619428][ T32] r5:00001000 r4:ead45000 ** 5 printk messages dropped ** [ 1333.619730][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.619775][ T32] r10:61c88647 r9:847fa400 r8:851510ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.619845][ T32] r4:85151080 [ 1333.619868][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.619938][ T32] r10:00000000 r9:85151080 r8:8027f5e8 r7:eaeb1e60 r6:85151100 r5:847fa400 [ 1333.619965][ T32] r4:00000001 [ 1333.619986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.620021][ T32] Exception stack(0xeaeb5fb0 to 0xeaeb5ff8) [ 1333.620103][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.620144][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.620222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.620271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.620301][ T32] r4:85156080 [ 1333.620612][ T32] INFO: task kworker/0:128:4459 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.620682][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.620771][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.620835][ T32] Call trace: [ 1333.620870][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.620918][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.620964][ T32] r4:00000000 [ 1333.620987][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.621031][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.621060][ T32] dd20: 8da61000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.621089][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.621134][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.621187][ T32] r5:80000013 r4:80239bb0 [ 1333.621210][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.621275][ T32] r4:82ac11e4 [ 1333.621324][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.621371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.621394][ T32] r4:e055ddc0 [ 1333.621436][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.621484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.621507][ T32] r4:00000000 [ 1333.621527][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.621579][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.621601][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.621642][ T32] r5:00001000 r4:ee509000 [ 1333.621662][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.621700][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.621742][ T32] r5:8609478c r4:86094400 [ 1333.621762][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.621806][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.621826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.621901][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.621927][ T32] r4:84a53d80 [ 1333.622010][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.622059][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.622083][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.622227][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.622261][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.622288][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.622316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.622341][ T32] r4:84a51100 [ 1333.622379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.622407][ T32] INFO: task kworker/0:129:4461 blocked for more than 460 seconds. [ 1333.622440][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.622464][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.622589][ T32] task:kworker/0:129 state:D stack:0 pid:4461 tgid:4461 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.622640][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.622824][ T32] Call trace: [ 1333.622923][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 2 printk messages dropped ** [ 1333.623143][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1333.644287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156500 ** 4 printk messages dropped ** [ 1333.644507][ T32] r5:00001000 r4:eada5000 ** 4 printk messages dropped ** [ 1333.644782][ T32] r7:dddced80 r6:83018000 r5:850a278c r4:85151180 ** 12 printk messages dropped ** [ 1333.645301][ T32] r4:85156200 ** 4 printk messages dropped ** [ 1333.646043][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1333.646431][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1333.646611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1333.647031][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1333.647216][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 11 printk messages dropped ** [ 1333.647752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1333.648126][ T32] r10:82918930 r9:eaebdd84 r8:00000002 r7:60000113 r6:eaebdd8c r5:847fbc00 [ 1333.648151][ T32] r4:847fbc00 [ 1333.648184][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.648252][ T32] r5:847fbc00 r4:8291892c [ 1333.648277][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.648389][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.648515][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaebde08 [ 1333.648578][ T32] r4:00000000 [ 1333.648626][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.648707][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.648793][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.648905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851567c0 [ 1333.648961][ T32] r4:00000000 [ 1333.649022][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.649096][ T32] r9:83018005 r8:847fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1333.649131][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.649175][ T32] r5:00001000 r4:eade5000 [ 1333.649235][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.649327][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.649422][ T32] r5:850a2f8c r4:850a2c00 [ 1333.649477][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.649580][ T32] r7:dddced80 r6:83018000 r5:850a2f8c r4:85151280 [ 1333.649646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.649742][ T32] r10:61c88647 r9:847fbc00 r8:851512ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.649802][ T32] r4:85151280 [ 1333.649844][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.649912][ T32] r10:00000000 r9:85151280 r8:8027f5e8 r7:eaeb9e60 r6:85151300 r5:847fbc00 [ 1333.649960][ T32] r4:00000001 [ 1333.649982][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.650044][ T32] Exception stack(0xeaebdfb0 to 0xeaebdff8) [ 1333.650175][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.650236][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.650265][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.650321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.650372][ T32] r4:85156300 [ 1333.650787][ T32] INFO: task kworker/0:130:4464 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.650857][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.650990][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.651076][ T32] Call trace: [ 1333.651138][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.651227][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.651277][ T32] r4:00000000 [ 1333.651325][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.651419][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.651482][ T32] dd20: 8dde6000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.651549][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.651608][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.651661][ T32] r5:80000013 r4:80239bb0 [ 1333.651706][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.651787][ T32] r4:82ac11e4 [ 1333.651844][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.651949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.652002][ T32] r4:e055ddc0 [ 1333.652062][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.652178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.652238][ T32] r4:00000000 [ 1333.652284][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.652383][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.652432][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.652544][ T32] r5:00001000 r4:ee509000 [ 1333.652601][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.652678][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.652761][ T32] r5:8609478c r4:86094400 [ 1333.652806][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1333.681075][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 14 printk messages dropped ** [ 1333.682279][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1333.691107][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.691275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85156640 [ 1333.691324][ T32] r4:00000000 [ 1333.691376][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.691474][ T32] r9:83018005 r8:847fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1333.691513][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.691567][ T32] r5:00001000 r4:eadd5000 [ 1333.691587][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.691627][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.691700][ T32] r5:850a2b8c r4:850a2800 [ 1333.691736][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.691785][ T32] r7:dddced80 r6:83018000 r5:850a2b8c r4:85151380 [ 1333.691806][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1333.691999][ T32] r4:85151380 ** 7 printk messages dropped ** [ 1333.692326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1333.708224][ T32] dd20: 8e4b2000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 13 printk messages dropped ** [ 1333.709166][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1333.709539][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.709564][ T32] r4:84a53d80 [ 1333.709585][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.709655][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.709683][ T32] r4:00000001 [ 1333.709702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.709739][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.709766][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.709814][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.709848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.709877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.709899][ T32] r4:84a51100 [ 1333.709925][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.709969][ T32] INFO: task kworker/0:132:4468 blocked for more than 460 seconds. [ 1333.710006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.710031][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.710051][ T32] task:kworker/0:132 state:D stack:0 pid:4468 tgid:4468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.710120][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.710187][ T32] Call trace: [ 1333.710299][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1333.710350][ T32] r10:82918930 r9:eaec5d84 r8:00000002 r7:60000113 r6:eaec5d8c r5:847fd400 [ 1333.710375][ T32] r4:847fd400 [ 1333.710418][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.710513][ T32] r5:847fd400 r4:8291892c [ 1333.710565][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.710644][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.710735][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec5e08 ** 2 printk messages dropped ** [ 1333.710873][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.711300][ T32] r5:00001000 r4:eaec9000 ** 4 printk messages dropped ** [ 1333.711480][ T32] r7:dddced80 r6:83018000 r5:850a338c r4:85151480 ** 8 printk messages dropped ** [ 1333.712030][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1333.722563][ T32] dd20: 8e4b2000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 14 printk messages dropped ** [ 1333.737474][ T32] r5:00001000 r4:ee509000 ** 7 printk messages dropped ** [ 1333.737944][ T32] r4:84a53d80 ** 6 printk messages dropped ** [ 1333.738284][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1333.738915][ T32] r10:82918930 r9:eaecdd84 r8:00000002 r7:60000013 r6:eaecdd8c r5:847fe000 ** 13 printk messages dropped ** [ 1333.739581][ T32] r9:83018005 r8:847fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 ** 6 printk messages dropped ** [ 1333.739907][ T32] r7:dddced80 r6:83018000 r5:850a378c r4:85151580 ** 9 printk messages dropped ** [ 1333.740418][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1333.742142][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 15 printk messages dropped ** [ 1333.743134][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1333.753976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.754697][ T32] r4:851e8000 ** 7 printk messages dropped ** [ 1333.755227][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1333.755401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851637c0 [ 1333.755469][ T32] r4:00000000 [ 1333.755502][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.755588][ T32] r9:83018005 r8:851e8000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1333.755656][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.755747][ T32] r5:00001000 r4:eaee1000 [ 1333.755793][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.755868][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.755984][ T32] r5:851a4b8c r4:851a4800 [ 1333.756034][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.756121][ T32] r7:dddced80 r6:83018000 r5:851a4b8c r4:85151680 [ 1333.756158][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.756261][ T32] r10:61c88647 r9:851e8000 r8:851516ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.756316][ T32] r4:85151680 [ 1333.756341][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.756398][ T32] r10:00000000 r9:85151680 r8:8027f5e8 r7:eaecde60 r6:85151700 r5:851e8000 [ 1333.756447][ T32] r4:00000001 [ 1333.756551][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.756664][ T32] Exception stack(0xeaed9fb0 to 0xeaed9ff8) [ 1333.756736][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.756795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.756880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.756917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.756965][ T32] r4:85156980 [ 1333.757653][ T32] INFO: task kworker/0:134:4471 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.757731][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.757872][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.758022][ T32] Call trace: [ 1333.758083][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.758185][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.758270][ T32] r4:00000000 [ 1333.758341][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.758396][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.758425][ T32] dd20: 8e80b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.758468][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.758498][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.758543][ T32] r5:80000013 r4:80239bb0 [ 1333.758608][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.758686][ T32] r4:82ac11e4 [ 1333.758742][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.758801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.758854][ T32] r4:e055ddc0 [ 1333.758899][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.758983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 6 printk messages dropped ** [ 1333.759401][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1333.760015][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.760894][ T32] r4:851e9800 ** 5 printk messages dropped ** [ 1333.761271][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.761981][ T32] r5:00001000 r4:eaf05000 ** 1 printk messages dropped ** [ 1333.762106][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1333.795671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.797070][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.797109][ T32] r4:00000000 [ 1333.797142][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.797190][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.797221][ T32] dd20: 8efaa000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.797250][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.797309][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.797358][ T32] r5:80000013 r4:80239bb0 [ 1333.797382][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.797437][ T32] r4:82ac11e4 [ 1333.797460][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.797503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.797525][ T32] r4:e055ddc0 [ 1333.797552][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.797631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.797658][ T32] r4:00000000 [ 1333.797704][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.797776][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.797813][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.797904][ T32] r5:00001000 r4:ee509000 [ 1333.797930][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.798001][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.798073][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1333.798265][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1333.798903][ T32] task:kworker/0:136 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1333.799906][ T32] r5:00001000 r4:eaef5000 [ 1333.799926][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.799985][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.800045][ T32] r5:850a3f8c r4:850a3c00 [ 1333.800091][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.800138][ T32] r7:dddced80 r6:83018000 r5:850a3f8c r4:85151880 [ 1333.800177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.800267][ T32] r10:61c88647 r9:851e8c00 r8:851518ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.800348][ T32] r4:85151880 [ 1333.800376][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.800424][ T32] r10:00000000 r9:85151880 r8:8027f5e8 r7:eaef9e60 r6:85151900 r5:851e8c00 [ 1333.800447][ T32] r4:00000001 [ 1333.800495][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.800563][ T32] Exception stack(0xeaf09fb0 to 0xeaf09ff8) [ 1333.800592][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.800622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.800672][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.800705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.800742][ T32] r4:85156bc0 ** 1 printk messages dropped ** [ 1333.801056][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1333.802275][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1333.802671][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.802910][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.802953][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.802993][ T32] r4:84a51100 [ 1333.803081][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.826535][ T32] INFO: task kworker/0:137:4478 blocked for more than 460 seconds. [ 1333.826599][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.826628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.826728][ T32] task:kworker/0:137 state:D stack:0 pid:4478 tgid:4478 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.827197][ T32] r5:851eb000 r4:8291892c ** 10 printk messages dropped ** [ 1333.827767][ T32] r9:83018005 r8:851eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 ** 6 printk messages dropped ** [ 1333.828197][ T32] r7:dddced80 r6:83018000 r5:8508478c r4:85151980 ** 12 printk messages dropped ** [ 1333.828635][ T32] r4:85143000 ** 8 printk messages dropped ** [ 1333.829446][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 10 printk messages dropped ** [ 1333.829828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 15 printk messages dropped ** [ 1333.830580][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.830859][ T32] INFO: task kworker/0:138:4481 blocked for more than 460 seconds. ** 11 printk messages dropped ** [ 1333.831323][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1333.831499][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.831592][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85143440 [ 1333.831667][ T32] r4:00000000 [ 1333.831689][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.831737][ T32] r9:83018005 r8:851ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.831759][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.831799][ T32] r5:00001000 r4:eaf1d000 [ 1333.831819][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.831856][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.831897][ T32] r5:85084b8c r4:85084800 [ 1333.831940][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.831987][ T32] r7:dddced80 r6:83018000 r5:85084b8c r4:85151a80 [ 1333.832007][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.832051][ T32] r10:61c88647 r9:851ebc00 r8:85151aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.832074][ T32] r4:85151a80 [ 1333.832093][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.832146][ T32] r10:00000000 r9:85151a80 r8:8027f5e8 r7:eaefde60 r6:85151b00 r5:851ebc00 [ 1333.832170][ T32] r4:00000001 [ 1333.832190][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.832226][ T32] Exception stack(0xeaf15fb0 to 0xeaf15ff8) [ 1333.832253][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.832306][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.832336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.832389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.832450][ T32] r4:85143140 [ 1333.832724][ T32] INFO: task kworker/0:138:4481 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.832759][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.832820][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.832863][ T32] Call trace: [ 1333.832951][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.833002][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.833026][ T32] r4:00000000 [ 1333.833100][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.853625][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.853691][ T32] dd20: 8f763000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.853733][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.853768][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1333.854049][ T32] r4:e055ddc0 ** 11 printk messages dropped ** [ 1333.854852][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 8 printk messages dropped ** [ 1333.855309][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1333.856263][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.857199][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.857244][ T32] r5:00001000 r4:dfd6f000 [ 1333.857265][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.857335][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.857383][ T32] r5:851a538c r4:851a5000 [ 1333.857414][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.857473][ T32] r7:ddde2d80 r6:83018200 r5:851a538c r4:845cf800 [ 1333.857496][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.857571][ T32] r10:61c88647 r9:85209800 r8:845cf82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.857610][ T32] r4:845cf800 [ 1333.857632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.857689][ T32] r10:00000000 r9:845cf800 r8:8027f5e8 r7:eae61e60 r6:845cf880 r5:85209800 [ 1333.857714][ T32] r4:00000001 [ 1333.857734][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.857792][ T32] Exception stack(0xeaf31fb0 to 0xeaf31ff8) [ 1333.858031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.858063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.858091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.858120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.858144][ T32] r4:851636c0 [ 1333.858566][ T32] INFO: task kworker/1:543:4482 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.858600][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.859647][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1333.860020][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1333.860351][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1333.860541][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.860568][ T32] r4:00000001 [ 1333.860588][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.860625][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.860651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.860694][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.860725][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.860789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1333.860829][ T32] r4:84a51100 [ 1333.860852][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.860881][ T32] INFO: task kworker/0:139:4483 blocked for more than 460 seconds. ** 3 printk messages dropped ** [ 1333.861031][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1333.861639][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1333.861883][ T32] r5:00001000 r4:eaf29000 ** 6 printk messages dropped ** [ 1333.862168][ T32] r10:61c88647 r9:8520b000 r8:85151bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1333.863028][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1333.886742][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1333.887156][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1333.887684][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1333.888406][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1333.888944][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.888992][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf4de08 [ 1333.889028][ T32] r4:00000000 [ 1333.889050][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.889090][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.889127][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.889169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851439c0 [ 1333.889197][ T32] r4:00000000 [ 1333.889218][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.889265][ T32] r9:83018005 r8:8520bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1333.889343][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.889450][ T32] r5:00001000 r4:eaf59000 [ 1333.889499][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.889550][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.889616][ T32] r5:85085b8c r4:85085800 [ 1333.889640][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.889687][ T32] r7:dddced80 r6:83018000 r5:85085b8c r4:85151c00 [ 1333.889710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.889780][ T32] r10:61c88647 r9:8520bc00 r8:85151c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1333.889807][ T32] r4:85151c00 [ 1333.889827][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.889873][ T32] r10:00000000 r9:85151c00 r8:8027f5e8 r7:eaf3de60 r6:845cf980 r5:8520bc00 [ 1333.889896][ T32] r4:00000001 [ 1333.890177][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.890330][ T32] Exception stack(0xeaf4dfb0 to 0xeaf4dff8) [ 1333.890774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.890955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.890987][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1333.891545][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1333.892643][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1333.912885][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1333.914070][ T32] INFO: task kworker/0:141:4486 blocked for more than 460 seconds. ** 12 printk messages dropped ** [ 1333.915246][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf21e08 ** 9 printk messages dropped ** [ 1333.916062][ T32] r5:00001000 r4:eaf39000 ** 5 printk messages dropped ** [ 1333.916497][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1333.917757][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.918489][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1333.919104][ T32] r5:00001000 r4:ee509000 ** 9 printk messages dropped ** [ 1333.919662][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 14 printk messages dropped ** [ 1333.920744][ T32] Call trace: ** 8 printk messages dropped ** [ 1333.921244][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1333.921648][ T32] r5:00001000 r4:eaf49000 ** 1 printk messages dropped ** [ 1333.921706][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1333.922174][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1333.922243][ T32] r4:85143740 [ 1333.922612][ T32] INFO: task kworker/0:142:4490 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1333.922651][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.922770][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.922858][ T32] Call trace: [ 1333.922889][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1333.922986][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1333.945093][ T32] r4:00000000 [ 1333.945187][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.945258][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1333.945390][ T32] dd20: 8fe22000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.945425][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.945451][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.945476][ T32] r5:80000013 r4:80239bb0 [ 1333.945497][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.945548][ T32] r4:82ac11e4 [ 1333.945570][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.945615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.945658][ T32] r4:e055ddc0 [ 1333.945744][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.945793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.945818][ T32] r4:00000000 [ 1333.945838][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.945903][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.945929][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.945976][ T32] r5:00001000 r4:ee509000 [ 1333.945996][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.946036][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.946081][ T32] r5:8609478c r4:86094400 [ 1333.946107][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.946162][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.946185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.946258][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.946284][ T32] r4:84a53d80 [ 1333.946305][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.946365][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.946393][ T32] r4:00000001 [ 1333.946415][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.946451][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1333.946513][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.946576][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.946611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.947044][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1333.947594][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.947863][ T32] r5:00001000 r4:eaf65000 ** 5 printk messages dropped ** [ 1333.948176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1333.949591][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1333.950257][ T32] dd20: 8fe22000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1333.950302][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1333.950332][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1333.950358][ T32] r5:80000013 r4:80239bb0 [ 1333.950379][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1333.950421][ T32] r4:82ac11e4 [ 1333.950442][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.950530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1333.950567][ T32] r4:e055ddc0 [ 1333.950589][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.950666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1333.950692][ T32] r4:00000000 [ 1333.950712][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.950761][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1333.950807][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.950879][ T32] r5:00001000 r4:ee509000 [ 1333.950933][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.951008][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.951053][ T32] r5:8609478c r4:86094400 [ 1333.951122][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1333.951173][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1333.951221][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1333.951279][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1333.951329][ T32] r4:84a53d80 [ 1333.951384][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1333.951449][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1333.951479][ T32] r4:00000001 [ 1333.951502][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.952169][ T32] task:kworker/0:144 state:D stack:0 pid:4493 tgid:4493 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1333.952651][ T32] r4:8520c800 [ 1333.952680][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1333.952724][ T32] r5:8520c800 r4:8291892c [ 1333.952770][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.952840][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.952917][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf79e08 [ 1333.952968][ T32] r4:00000000 [ 1333.953037][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1333.974294][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1333.974413][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1333.974461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85143fc0 [ 1333.974487][ T32] r4:00000000 [ 1333.974523][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1333.974605][ T32] r9:83018005 r8:8520c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1333.974628][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1333.974674][ T32] r5:00001000 r4:eaf91000 [ 1333.974716][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1333.974782][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.974830][ T32] r5:85086b8c r4:85086800 ** 1 printk messages dropped ** [ 1333.974901][ T32] r7:dddced80 r6:83018000 r5:85086b8c r4:85151f80 ** 9 printk messages dropped ** [ 1333.975305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.976712][ T32] dd20: 902b0000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 12 printk messages dropped ** [ 1333.977267][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 12 printk messages dropped ** [ 1333.977974][ T32] r4:00000001 ** 7 printk messages dropped ** [ 1333.978264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1333.979332][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf89e08 ** 9 printk messages dropped ** [ 1333.980505][ T32] r5:00001000 r4:eaf71000 ** 6 printk messages dropped ** [ 1333.981041][ T32] r10:61c88647 r9:8520d400 r8:8513602c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1333.981983][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1333.982578][ T32] r5:80000013 r4:80239bb0 ** 10 printk messages dropped ** [ 1334.013742][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1334.014449][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1334.014946][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1334.015709][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.016329][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.016391][ T32] r5:00001000 r4:eaf81000 [ 1334.016435][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.016541][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.016593][ T32] r5:8508678c r4:85086400 [ 1334.016614][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.016692][ T32] r7:dddced80 r6:83018000 r5:8508678c r4:85136080 [ 1334.016740][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.016796][ T32] r10:61c88647 r9:85208000 r8:851360ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.016819][ T32] r4:85136080 [ 1334.016840][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.016885][ T32] r10:00000000 r9:85136080 r8:8027f5e8 r7:eaf79e60 r6:845cfb00 r5:85208000 [ 1334.016909][ T32] r4:00000001 [ 1334.016953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.017039][ T32] Exception stack(0xeafa1fb0 to 0xeafa1ff8) [ 1334.017075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.017106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.017159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.017202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.017242][ T32] r4:85143ec0 [ 1334.017766][ T32] INFO: task kworker/0:146:4497 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.017840][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.018042][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.018122][ T32] Call trace: [ 1334.018173][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.018252][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.018278][ T32] r4:00000000 [ 1334.018316][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.018363][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.018394][ T32] dd20: 90927000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.018425][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.018465][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.018495][ T32] r5:80000013 r4:80239bb0 [ 1334.018517][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.018566][ T32] r4:82ac11e4 [ 1334.018587][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.018630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.018653][ T32] r4:e055ddc0 ** 1 printk messages dropped ** [ 1334.018737][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 14 printk messages dropped ** [ 1334.019231][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 13 printk messages dropped ** [ 1334.019767][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1334.020612][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1334.021138][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1334.022115][ T32] r4:85143d00 ** 5 printk messages dropped ** [ 1334.022826][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 18 printk messages dropped ** [ 1334.044231][ T32] r5:00001000 r4:ee509000 ** 9 printk messages dropped ** [ 1334.045610][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 13 printk messages dropped ** [ 1334.046931][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.047193][ T32] r4:851eec00 [ 1334.047227][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.047286][ T32] r5:851eec00 r4:8291892c [ 1334.047311][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.047390][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.047470][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf69e08 [ 1334.047525][ T32] r4:00000000 [ 1334.047553][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.047595][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.047646][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.047705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ed280 [ 1334.047747][ T32] r4:00000000 [ 1334.047785][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.047865][ T32] r9:83018005 r8:851eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1334.047890][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.047937][ T32] r5:00001000 r4:eafb1000 [ 1334.047984][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.048054][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.048101][ T32] r5:8508738c r4:85087000 [ 1334.048126][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.048193][ T32] r7:dddced80 r6:83018000 r5:8508738c r4:85136180 [ 1334.048216][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.048287][ T32] r10:61c88647 r9:851eec00 r8:851361ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.048402][ T32] r4:85136180 [ 1334.048427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.048522][ T32] r10:00000000 r9:85136180 r8:8027f5e8 r7:eafa9e60 r6:85136200 r5:851eec00 [ 1334.048552][ T32] r4:00000001 [ 1334.048596][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.048652][ T32] Exception stack(0xeaf69fb0 to 0xeaf69ff8) [ 1334.048747][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.048786][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.048847][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.048882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.048906][ T32] r4:847ed1c0 [ 1334.049373][ T32] INFO: task kworker/0:148:4501 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.049443][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.049524][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.049598][ T32] Call trace: [ 1334.049653][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.049767][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.049797][ T32] r4:00000000 [ 1334.049858][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.049977][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.050011][ T32] dd20: 90bf4000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.050074][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.050131][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.050185][ T32] r5:80000013 r4:80239bb0 [ 1334.050232][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.050307][ T32] r4:82ac11e4 [ 1334.050343][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.050418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.050443][ T32] r4:e055ddc0 ** 2 printk messages dropped ** [ 1334.050536][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.050849][ T32] r5:00001000 r4:ee509000 [ 1334.050900][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.050999][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.051089][ T32] r5:8609478c r4:86094400 [ 1334.051134][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.051234][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.051306][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.051420][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.051477][ T32] r4:84a53d80 [ 1334.051544][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.051644][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1334.051700][ T32] r4:00000001 [ 1334.051753][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.051828][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1334.051893][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.051953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.052016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.052084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.052178][ T32] r4:84a51100 [ 1334.052257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.052335][ T32] INFO: task kworker/0:149:4502 blocked for more than 460 seconds. [ 1334.052416][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.052496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.052567][ T32] task:kworker/0:149 state:D stack:0 pid:4502 tgid:4502 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.052632][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.052730][ T32] Call trace: [ 1334.052790][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.052892][ T32] r10:82918930 r9:eaeedd84 r8:00000002 r7:60000113 r6:eaeedd8c r5:851ea400 [ 1334.053104][ T32] r4:851ea400 [ 1334.082612][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.082791][ T32] r5:851ea400 r4:8291892c [ 1334.082848][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.082937][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.083572][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeede08 [ 1334.083655][ T32] r4:00000000 [ 1334.083709][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.083835][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.083932][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.084028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ed480 [ 1334.084082][ T32] r4:00000000 [ 1334.084148][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.084260][ T32] r9:83018005 r8:851ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1334.084344][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.084491][ T32] r5:00001000 r4:dfa17000 [ 1334.084558][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.084650][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.084743][ T32] r5:8508778c r4:85087400 [ 1334.084796][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.084900][ T32] r7:dddced80 r6:83018000 r5:8508778c r4:85136280 [ 1334.084953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.085056][ T32] r10:61c88647 r9:851ea400 r8:851362ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.085112][ T32] r4:85136280 [ 1334.085183][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.085320][ T32] r10:00000000 r9:85136280 r8:8027f5e8 r7:eaf69e60 r6:85136300 r5:851ea400 [ 1334.085381][ T32] r4:00000001 [ 1334.085432][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.085530][ T32] Exception stack(0xeaeedfb0 to 0xeaeedff8) [ 1334.085604][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.085698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.085798][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.085874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.085933][ T32] r4:847ed1c0 [ 1334.086673][ T32] INFO: task kworker/0:149:4502 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.086759][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.086961][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.087075][ T32] Call trace: [ 1334.087185][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.087312][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.087380][ T32] r4:00000000 [ 1334.087438][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.087548][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.087617][ T32] dd20: 90e59000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.087684][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.087750][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.087805][ T32] r5:80000013 r4:80239bb0 [ 1334.087853][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.087944][ T32] r4:82ac11e4 [ 1334.088016][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.088117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.088172][ T32] r4:e055ddc0 [ 1334.088219][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.088323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.088383][ T32] r4:00000000 [ 1334.088433][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.088577][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1334.088635][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.088734][ T32] r5:00001000 r4:ee509000 [ 1334.088787][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.088889][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.088981][ T32] r5:8609478c r4:86094400 [ 1334.089050][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.089194][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.089280][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.089396][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.089455][ T32] r4:84a53d80 [ 1334.089528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.089639][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1334.089769][ T32] r4:00000001 [ 1334.089912][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.090153][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1334.090267][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.090356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.090428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.090500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.090565][ T32] r4:84a51100 [ 1334.090624][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.090738][ T32] INFO: task kworker/0:150:4508 blocked for more than 460 seconds. [ 1334.090827][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.090892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.090944][ T32] task:kworker/0:150 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.091051][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.091157][ T32] Call trace: [ 1334.091297][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.091430][ T32] r10:82918930 r9:df881d84 r8:00000002 r7:60000113 r6:df881d8c r5:849e8c00 [ 1334.091495][ T32] r4:849e8c00 [ 1334.091575][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.091676][ T32] r5:849e8c00 r4:8291892c [ 1334.091732][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.091991][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.092323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ed800 ** 4 printk messages dropped ** [ 1334.092815][ T32] r5:00001000 r4:e03df000 [ 1334.092894][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.092988][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.124184][ T32] r5:851a5b8c r4:851a5800 [ 1334.124299][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.124446][ T32] r7:dddced80 r6:83018000 r5:851a5b8c r4:85136380 [ 1334.124531][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.124640][ T32] r10:61c88647 r9:849e8c00 r8:851363ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.124695][ T32] r4:85136380 [ 1334.124771][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.124880][ T32] r10:00000000 r9:85136380 r8:8027f5e8 r7:eaeede60 r6:85136400 r5:849e8c00 [ 1334.124951][ T32] r4:00000001 [ 1334.125004][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.125087][ T32] Exception stack(0xdf881fb0 to 0xdf881ff8) [ 1334.125153][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.125218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.125291][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.125358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.125410][ T32] r4:847ed380 [ 1334.126140][ T32] INFO: task kworker/0:150:4508 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.126267][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.126466][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.126620][ T32] Call trace: [ 1334.126709][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.126824][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.126887][ T32] r4:00000000 [ 1334.126939][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.127024][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.127091][ T32] dd20: 91104000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.127157][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.127240][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.127316][ T32] r5:80000013 r4:80239bb0 [ 1334.127367][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.127465][ T32] r4:82ac11e4 [ 1334.127518][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.127634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.127708][ T32] r4:e055ddc0 [ 1334.127763][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1334.128173][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.128893][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1334.129361][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.129902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1334.130707][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.131616][ T32] r5:00001000 r4:dfb71000 [ 1334.131665][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1334.131979][ T32] r7:dddced80 r6:83018000 r5:85087b8c r4:85136480 ** 7 printk messages dropped ** [ 1334.132599][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) ** 7 printk messages dropped ** [ 1334.150773][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1334.151198][ T32] dd20: 912d0000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1334.151452][ T32] r4:e055ddc0 [ 1334.151487][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.151539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.151563][ T32] r4:00000000 [ 1334.151583][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.151654][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1334.151709][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.151757][ T32] r5:00001000 r4:ee509000 [ 1334.151826][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.151870][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.151914][ T32] r5:8609478c r4:86094400 [ 1334.151961][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.152037][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.152064][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.152112][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.152146][ T32] r4:84a53d80 [ 1334.152169][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.152221][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1334.152245][ T32] r4:00000001 [ 1334.152265][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.152303][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1334.152393][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.152448][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.152509][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.152553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.152602][ T32] r4:84a51100 [ 1334.152654][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.152727][ T32] INFO: task kworker/0:152:4510 blocked for more than 460 seconds. [ 1334.152798][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.152873][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.152927][ T32] task:kworker/0:152 state:D stack:0 pid:4510 tgid:4510 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.166391][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.166576][ T32] Call trace: [ 1334.166617][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.166698][ T32] r10:82918930 r9:eafd1d84 r8:00000002 r7:60000113 r6:eafd1d8c r5:849ea400 [ 1334.166727][ T32] r4:849ea400 [ 1334.166748][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.166822][ T32] r5:849ea400 r4:8291892c [ 1334.166878][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.166926][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.167004][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd1e08 [ 1334.167030][ T32] r4:00000000 [ 1334.167049][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.167087][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.167157][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.167225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847eda40 ** 4 printk messages dropped ** [ 1334.167489][ T32] r5:00001000 r4:e0441000 [ 1334.167540][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.167597][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1334.167789][ T32] r10:61c88647 r9:849ea400 r8:851365ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1334.168361][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.169217][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.169467][ T32] dd20: 914cd000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1334.169755][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1334.170142][ T32] r5:00001000 r4:ee509000 ** 5 printk messages dropped ** [ 1334.170477][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.170812][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.170890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.170950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.170999][ T32] r4:84a51100 [ 1334.171041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.171101][ T32] INFO: task kworker/1:544:4511 blocked for more than 460 seconds. [ 1334.171151][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.171202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.171231][ T32] task:kworker/1:544 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.171311][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.171380][ T32] Call trace: [ 1334.171429][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.171499][ T32] r10:82918930 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:8520ec00 [ 1334.171532][ T32] r4:8520ec00 [ 1334.171552][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.171593][ T32] r5:8520ec00 r4:8291892c [ 1334.171618][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.171678][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.171732][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 1334.171786][ T32] r4:00000000 [ 1334.171843][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.171931][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.172011][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.172095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85125b40 [ 1334.172139][ T32] r4:00000000 [ 1334.172187][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.172284][ T32] r9:83018205 r8:8520ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1334.172331][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.172387][ T32] r5:00001000 r4:dfdf7000 [ 1334.172406][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.172444][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.172552][ T32] r5:851a578c r4:851a5400 [ 1334.172583][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.172667][ T32] r7:ddde2d80 r6:83018200 r5:851a578c r4:845cfc00 [ 1334.172720][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.172769][ T32] r10:61c88647 r9:8520ec00 r8:845cfc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.172792][ T32] r4:845cfc00 [ 1334.172813][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.172885][ T32] r10:00000000 r9:845cfc00 r8:8027f5e8 r7:eae61e60 r6:845cfc80 r5:8520ec00 [ 1334.172920][ T32] r4:00000001 [ 1334.172984][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.190608][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 1334.190818][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.190894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.190952][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.191018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.191071][ T32] r4:85125fc0 [ 1334.191700][ T32] INFO: task kworker/1:544:4511 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.191781][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.191954][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.192125][ T32] Call trace: [ 1334.192191][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.192301][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 3 printk messages dropped ** [ 1334.192580][ T32] dd20: 91626000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1334.192911][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1334.207961][ T32] r5:00001000 r4:ee509000 ** 4 printk messages dropped ** [ 1334.208182][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 2 printk messages dropped ** [ 1334.208419][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1334.208720][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.209014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.209464][ T32] task:kworker/0:153 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.209948][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1334.210126][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.210173][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.210316][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be1f80 [ 1334.210377][ T32] r4:00000000 [ 1334.210399][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.210518][ T32] r9:83018005 r8:851dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1334.210577][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.210623][ T32] r5:00001000 r4:ea947000 [ 1334.210642][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.210742][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.210827][ T32] r5:8524178c r4:85241400 [ 1334.210880][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.210929][ T32] r7:dddced80 r6:83018000 r5:8524178c r4:85136680 [ 1334.210950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.210995][ T32] r10:61c88647 r9:851dc800 r8:851366ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.211017][ T32] r4:85136680 [ 1334.211049][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.211107][ T32] r10:00000000 r9:85136680 r8:8027f5e8 r7:eafd1e60 r6:845cfd80 r5:851dc800 [ 1334.211129][ T32] r4:00000001 [ 1334.211195][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.211261][ T32] Exception stack(0xeafd9fb0 to 0xeafd9ff8) [ 1334.211324][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.211357][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.211385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.211442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.211473][ T32] r4:847ed980 [ 1334.211991][ T32] INFO: task kworker/0:153:4514 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.212034][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.212194][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.212251][ T32] Call trace: [ 1334.212322][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.212402][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.212431][ T32] r4:00000000 [ 1334.212485][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.212552][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.212584][ T32] dd20: 91a5e000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 1 printk messages dropped ** [ 1334.212662][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1334.212913][ T32] r4:e055ddc0 ** 8 printk messages dropped ** [ 1334.220719][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1334.221280][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.221545][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1334.221885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.222025][ T32] task:kworker/1:545 state:D stack:0 pid:4516 tgid:4516 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.222089][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.222198][ T32] Call trace: [ 1334.222236][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.222286][ T32] r10:82918930 r9:eafddd84 r8:00000002 r7:60000113 r6:eafddd8c r5:85218000 [ 1334.222309][ T32] r4:85218000 [ 1334.222328][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.222367][ T32] r5:85218000 r4:8291892c [ 1334.222388][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.222426][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.222495][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafdde08 [ 1334.222525][ T32] r4:00000000 [ 1334.222546][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.222584][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.222620][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.222661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be0300 [ 1334.222684][ T32] r4:00000000 [ 1334.222727][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.222782][ T32] r9:83018205 r8:85218000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1334.222878][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.222936][ T32] r5:00001000 r4:ea98b000 [ 1334.222981][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.223092][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.233626][ T32] r5:851a638c r4:851a6000 [ 1334.233673][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.233748][ T32] r7:ddde2d80 r6:83018200 r5:851a638c r4:845cfe00 [ 1334.233772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.233824][ T32] r10:61c88647 r9:85218000 r8:845cfe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.233873][ T32] r4:845cfe00 [ 1334.233923][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.233978][ T32] r10:00000000 r9:845cfe00 r8:8027f5e8 r7:eae61e60 r6:845cfe80 r5:85218000 ** 2 printk messages dropped ** [ 1334.234215][ T32] Exception stack(0xeafddfb0 to 0xeafddff8) ** 4 printk messages dropped ** [ 1334.234416][ T32] r4:851253c0 ** 3 printk messages dropped ** [ 1334.235016][ T32] Call trace: ** 5 printk messages dropped ** [ 1334.235229][ T32] dd20: 91c69000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 10 printk messages dropped ** [ 1334.235699][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.235921][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.236225][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 8 printk messages dropped ** [ 1334.236566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1334.236675][ T32] task:kworker/0:154 state:D stack:0 pid:4517 tgid:4517 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.236748][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.236825][ T32] Call trace: [ 1334.236858][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.236905][ T32] r10:82918930 r9:eafe1d84 r8:00000002 r7:60000113 r6:eafe1d8c r5:85218c00 [ 1334.236927][ T32] r4:85218c00 [ 1334.236962][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.237048][ T32] r5:85218c00 r4:8291892c [ 1334.237096][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.237140][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.237205][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1334.237236][ T32] r4:00000000 [ 1334.237292][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.237336][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.237373][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.237414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847edbc0 [ 1334.237438][ T32] r4:00000000 [ 1334.237458][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.237501][ T32] r9:83018005 r8:85218c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1334.237533][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.237574][ T32] r5:00001000 r4:e05c7000 [ 1334.237593][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.237654][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.237700][ T32] r5:8524038c r4:85240000 [ 1334.237720][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.237764][ T32] r7:dddced80 r6:83018000 r5:8524038c r4:85136700 [ 1334.237808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.237881][ T32] r10:61c88647 r9:85218c00 r8:8513672c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.237907][ T32] r4:85136700 [ 1334.237927][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.237971][ T32] r10:00000000 r9:85136700 r8:8027f5e8 r7:eafd9e60 r6:845cff00 r5:85218c00 [ 1334.237993][ T32] r4:00000001 [ 1334.238096][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.238143][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1334.238260][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.238294][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.238321][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.238349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.238395][ T32] r4:847ed980 [ 1334.238707][ T32] INFO: task kworker/0:154:4517 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.238776][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.238837][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.238928][ T32] Call trace: [ 1334.238958][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.239007][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.239053][ T32] r4:00000000 [ 1334.239076][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.239210][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.239259][ T32] dd20: 91c69000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.239294][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.239320][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.239359][ T32] r5:80000013 r4:80239bb0 [ 1334.239414][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.239488][ T32] r4:82ac11e4 [ 1334.239529][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.239578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.239601][ T32] r4:e055ddc0 [ 1334.239622][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.239663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.239685][ T32] r4:00000000 [ 1334.239715][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.239771][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1334.239793][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.239833][ T32] r5:00001000 r4:ee509000 [ 1334.239852][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.239890][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.239931][ T32] r5:8609478c r4:86094400 [ 1334.239951][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.239994][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.240014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.240059][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1334.240259][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1334.240786][ T32] INFO: task kworker/0:155:4520 blocked for more than 460 seconds. ** 6 printk messages dropped ** [ 1334.241258][ T32] r10:82918930 r9:eafe9d84 r8:00000002 r7:60000113 r6:eafe9d8c r5:85219800 ** 6 printk messages dropped ** [ 1334.241474][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.241681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847edd00 ** 4 printk messages dropped ** [ 1334.241827][ T32] r5:00001000 r4:ea833000 [ 1334.241943][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.241985][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.242029][ T32] r5:8524078c r4:85240400 [ 1334.242049][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.242093][ T32] r7:dddced80 r6:83018000 r5:8524078c r4:85136780 [ 1334.242114][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.242158][ T32] r10:61c88647 r9:85219800 r8:851367ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.242180][ T32] r4:85136780 [ 1334.242199][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.242259][ T32] r10:00000000 r9:85136780 r8:8027f5e8 r7:eafd9e60 r6:845cff80 r5:85219800 [ 1334.242285][ T32] r4:00000001 [ 1334.242305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.242354][ T32] Exception stack(0xeafe9fb0 to 0xeafe9ff8) [ 1334.242964][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.243124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.265297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.265358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.265408][ T32] r4:847ed9c0 [ 1334.265833][ T32] INFO: task kworker/0:155:4520 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.265871][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.265974][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.266071][ T32] Call trace: [ 1334.266227][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.266296][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.266320][ T32] r4:00000000 [ 1334.266522][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.266570][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.266599][ T32] dd20: 91f4a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.266699][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 8 printk messages dropped ** [ 1334.267095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1334.267657][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1334.268229][ T32] task:kworker/0:156 state:D stack:0 pid:4521 tgid:4521 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.268880][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.269007][ T32] r5:00001000 r4:ea9c1000 ** 5 printk messages dropped ** [ 1334.269447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1334.271285][ T32] Call trace: ** 10 printk messages dropped ** [ 1334.271929][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1334.272435][ T32] r5:00001000 r4:ee509000 ** 9 printk messages dropped ** [ 1334.303982][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 11 printk messages dropped ** [ 1334.304667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.304696][ T32] task:kworker/1:546 state:D stack:0 pid:4523 tgid:4523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.304913][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.305093][ T32] Call trace: [ 1334.305145][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.305209][ T32] r10:82918930 r9:eafb5d84 r8:00000002 r7:60000113 r6:eafb5d8c r5:849eb000 [ 1334.305237][ T32] r4:849eb000 [ 1334.305282][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.305342][ T32] r5:849eb000 r4:8291892c [ 1334.305367][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.305415][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.305470][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafb5e08 [ 1334.305497][ T32] r4:00000000 [ 1334.305573][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.305622][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.305717][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.305767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be0840 [ 1334.305790][ T32] r4:00000000 [ 1334.305811][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.305885][ T32] r9:83018205 r8:849eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1334.305921][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.306021][ T32] r5:00001000 r4:eab37000 [ 1334.306067][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.306147][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.306231][ T32] r5:851a6f8c r4:851a6c00 [ 1334.306256][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.306345][ T32] r7:ddde2d80 r6:83018200 r5:851a6f8c r4:8486d000 [ 1334.306370][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.306418][ T32] r10:61c88647 r9:849eb000 r8:8486d02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.306454][ T32] r4:8486d000 [ 1334.306478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.306558][ T32] r10:00000000 r9:8486d000 r8:8027f5e8 r7:eafdde60 r6:85136880 r5:849eb000 [ 1334.306609][ T32] r4:00000001 [ 1334.306650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.306731][ T32] Exception stack(0xeafb5fb0 to 0xeafb5ff8) [ 1334.306792][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.306826][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.306854][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.306885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1334.307759][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 17 printk messages dropped ** [ 1334.308511][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1334.309254][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1334.310342][ T32] r5:849ebc00 r4:8291892c ** 5 printk messages dropped ** [ 1334.310664][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.311053][ T32] r5:00001000 r4:ea9e3000 ** 6 printk messages dropped ** [ 1334.311946][ T32] r10:61c88647 r9:849ebc00 r8:8486d0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1334.312290][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.312435][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.312509][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.312890][ T32] r4:84be0180 [ 1334.323829][ T32] INFO: task kworker/1:547:4525 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.323999][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.324102][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.324172][ T32] Call trace: [ 1334.324250][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.324316][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.324381][ T32] r4:00000000 [ 1334.324422][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.324537][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.324574][ T32] dd20: 92667000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.324604][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.324631][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.324655][ T32] r5:80000013 r4:80239bb0 [ 1334.324677][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.324768][ T32] r4:82ac11e4 [ 1334.324798][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.324862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.324899][ T32] r4:e055ddc0 [ 1334.324968][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.325041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.325074][ T32] r4:00000000 [ 1334.325123][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.325209][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1334.325235][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.325287][ T32] r5:00001000 r4:ee509000 [ 1334.325310][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.325375][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.325445][ T32] r5:8609478c r4:86094400 [ 1334.325474][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.325667][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1334.326743][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.327340][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.327673][ T32] r9:83018205 r8:849ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 ** 1 printk messages dropped ** [ 1334.327782][ T32] r5:00001000 r4:eaa1b000 ** 6 printk messages dropped ** [ 1334.328380][ T32] r10:61c88647 r9:849ec800 r8:8486d12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1334.329614][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1334.329992][ T32] r4:00000000 [ 1334.330034][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.330104][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.330138][ T32] dd20: 92667000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.330184][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.330215][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.330247][ T32] r5:80000013 r4:80239bb0 [ 1334.330273][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.330353][ T32] r4:82ac11e4 [ 1334.330402][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.330452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.330477][ T32] r4:e055ddc0 [ 1334.330496][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.330578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.330622][ T32] r4:00000000 [ 1334.330649][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.330698][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1334.330722][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.330766][ T32] r5:00001000 r4:ee509000 [ 1334.330786][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.330881][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.330964][ T32] r5:8609478c r4:86094400 [ 1334.331000][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.331050][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 2 printk messages dropped ** [ 1334.331218][ T32] r4:84a53d80 ** 9 printk messages dropped ** [ 1334.331944][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1334.332389][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.363672][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.364626][ T32] r5:00001000 r4:eaa93000 ** 5 printk messages dropped ** [ 1334.365059][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1334.366286][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1334.366973][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1334.367607][ T32] r5:00001000 r4:ee509000 [ 1334.367726][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.367768][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.367810][ T32] r5:8609478c r4:86094400 [ 1334.367831][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.367877][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.367899][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.367945][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.367990][ T32] r4:84a53d80 [ 1334.368114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.368164][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1334.368206][ T32] r4:00000001 [ 1334.368250][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.368291][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1334.368318][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.368395][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.368485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.368595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.368625][ T32] r4:84a51100 [ 1334.368647][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.368749][ T32] INFO: task kworker/0:158:4532 blocked for more than 460 seconds. [ 1334.368787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.368837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.368869][ T32] task:kworker/0:158 state:D stack:0 pid:4532 tgid:4532 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.368942][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.369058][ T32] Call trace: [ 1334.369164][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.369282][ T32] r10:82918930 r9:eaff5d84 r8:00000002 r7:60000013 r6:eaff5d8c r5:849ee000 ** 5 printk messages dropped ** [ 1334.369624][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff5e08 ** 9 printk messages dropped ** [ 1334.370092][ T32] r5:00001000 r4:eb019000 ** 2 printk messages dropped ** [ 1334.370241][ T32] r5:85197b8c r4:85197800 ** 1 printk messages dropped ** [ 1334.370397][ T32] r7:dddced80 r6:83018000 r5:85197b8c r4:85136b00 [ 1334.370430][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.370510][ T32] r10:61c88647 r9:849ee000 r8:85136b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.370546][ T32] r4:85136b00 [ 1334.370606][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.370659][ T32] r10:00000000 r9:85136b00 r8:8027f5e8 r7:eafd9e60 r6:85136b80 r5:849ee000 [ 1334.370711][ T32] r4:00000001 [ 1334.370753][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.370812][ T32] Exception stack(0xeaff5fb0 to 0xeaff5ff8) [ 1334.370843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.370872][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.370901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.370929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.370956][ T32] r4:851257c0 [ 1334.371236][ T32] INFO: task kworker/0:158:4532 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.371277][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.371350][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.371412][ T32] Call trace: [ 1334.371468][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.371528][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.371557][ T32] r4:00000000 [ 1334.371579][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.371702][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1334.371892][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1334.372302][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1334.372695][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1334.406876][ T32] INFO: task kworker/1:549:4534 blocked for more than 460 seconds. ** 11 printk messages dropped ** [ 1334.407628][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.408197][ T32] r5:00001000 r4:eabb5000 ** 2 printk messages dropped ** [ 1334.408318][ T32] r5:851a778c r4:851a7400 ** 7 printk messages dropped ** [ 1334.408698][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1334.409684][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1334.411128][ T32] r5:00001000 r4:ee509000 ** 9 printk messages dropped ** [ 1334.411832][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 16 printk messages dropped ** [ 1334.413097][ T32] r10:82918930 r9:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:849e8000 ** 15 printk messages dropped ** [ 1334.425004][ T32] r5:00001000 r4:eab85000 ** 4 printk messages dropped ** [ 1334.425403][ T32] r7:ddde2d80 r6:83018200 r5:851a738c r4:8486d200 [ 1334.425454][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.425552][ T32] r10:61c88647 r9:849e8000 r8:8486d22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.425633][ T32] r4:8486d200 [ 1334.425682][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.425778][ T32] r10:00000000 r9:8486d200 r8:8027f5e8 r7:eb001e60 r6:85136c80 r5:849e8000 [ 1334.425824][ T32] r4:00000001 [ 1334.425866][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.425964][ T32] Exception stack(0xeb005fb0 to 0xeb005ff8) [ 1334.426031][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.426093][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.426154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.426217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.426259][ T32] r4:84be0800 [ 1334.426879][ T32] INFO: task kworker/1:550:4536 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.426926][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.427003][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.427094][ T32] Call trace: [ 1334.427140][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.427204][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.427245][ T32] r4:00000000 [ 1334.427270][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.427313][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.427356][ T32] dd20: 930ed000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.427392][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.427421][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.427471][ T32] r5:80000013 r4:80239bb0 [ 1334.427521][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.427592][ T32] r4:82ac11e4 [ 1334.427640][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.427689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.427738][ T32] r4:e055ddc0 [ 1334.427796][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.427877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.427964][ T32] r4:00000000 [ 1334.427988][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.428041][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 7 printk messages dropped ** [ 1334.428399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.428982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.429456][ T32] task:kworker/1:551 state:D stack:0 pid:4539 tgid:4539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.429541][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.429627][ T32] Call trace: [ 1334.429665][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.429758][ T32] r10:82918930 r9:eb011d84 r8:00000002 r7:60000113 r6:eb011d8c r5:849e0000 [ 1334.429861][ T32] r4:849e0000 [ 1334.429908][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.430010][ T32] r5:849e0000 r4:8291892c [ 1334.430062][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1334.430247][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 ** 9 printk messages dropped ** [ 1334.430972][ T32] r5:00001000 r4:eae37000 ** 2 printk messages dropped ** [ 1334.431230][ T32] r5:851a7b8c r4:851a7800 ** 7 printk messages dropped ** [ 1334.431783][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.432187][ T32] r4:84be0940 ** 8 printk messages dropped ** [ 1334.461353][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 10 printk messages dropped ** [ 1334.462152][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 14 printk messages dropped ** [ 1334.470356][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 17 printk messages dropped ** [ 1334.471387][ T32] r4:849e0c00 ** 8 printk messages dropped ** [ 1334.471857][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1334.472633][ T32] r7:ddde2d80 r6:83018200 r5:851a7f8c r4:8486d300 [ 1334.472679][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.472797][ T32] r10:61c88647 r9:849e0c00 r8:8486d32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.472875][ T32] r4:8486d300 [ 1334.472920][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.473067][ T32] r10:00000000 r9:8486d300 r8:8027f5e8 r7:eb011e60 r6:85136d80 r5:849e0c00 [ 1334.485841][ T32] r4:00000001 [ 1334.485906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.485972][ T32] Exception stack(0xeb01dfb0 to 0xeb01dff8) [ 1334.486027][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.486062][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.486091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.486121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.486166][ T32] r4:84be09c0 [ 1334.486671][ T32] INFO: task kworker/1:552:4540 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.486715][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.486815][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.486868][ T32] Call trace: [ 1334.486902][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.486955][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.486995][ T32] r4:00000000 [ 1334.487020][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.487063][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.487092][ T32] dd20: 9383d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.487120][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.487150][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.487203][ T32] r5:80000013 r4:80239bb0 [ 1334.487232][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.487281][ T32] r4:82ac11e4 [ 1334.487302][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.487346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.487399][ T32] r4:e055ddc0 [ 1334.487425][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.487473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1334.487877][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 9 printk messages dropped ** [ 1334.488431][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1334.489327][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.489795][ T32] r5:00001000 r4:df9e7000 ** 5 printk messages dropped ** [ 1334.490023][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1334.490920][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1334.491631][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1334.491950][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1334.491977][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.492020][ T32] r5:00001000 r4:ee509000 [ 1334.492055][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.492097][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.492139][ T32] r5:8609478c r4:86094400 [ 1334.492160][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.492264][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.492295][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.492341][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.492388][ T32] r4:84a53d80 [ 1334.492411][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.492485][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1334.492533][ T32] r4:00000001 [ 1334.492580][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.492620][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 4 printk messages dropped ** [ 1334.492795][ T32] r4:84a51100 ** 6 printk messages dropped ** [ 1334.516204][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.516641][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb029e08 ** 9 printk messages dropped ** [ 1334.517029][ T32] r5:00001000 r4:eb031000 ** 1 printk messages dropped ** [ 1334.517101][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1334.517545][ T32] Exception stack(0xeb029fb0 to 0xeb029ff8) ** 7 printk messages dropped ** [ 1334.518504][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1334.519085][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1334.519547][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1334.519847][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1334.520528][ T32] task:kworker/0:159 state:D stack:0 pid:4546 tgid:4546 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1334.521461][ T32] r5:00001000 r4:ea90f000 ** 1 printk messages dropped ** [ 1334.521533][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1334.522011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.522991][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.523017][ T32] r4:00000000 [ 1334.523114][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.543713][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.543779][ T32] dd20: 9402b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.543849][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.544096][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.544132][ T32] r5:80000013 r4:80239bb0 [ 1334.544160][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.544229][ T32] r4:82ac11e4 [ 1334.544272][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.544328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.544355][ T32] r4:e055ddc0 [ 1334.544446][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.544563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.544694][ T32] r4:00000000 [ 1334.544722][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.544780][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1334.544807][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.545057][ T32] r5:00001000 r4:ee509000 [ 1334.545108][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.545162][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.545215][ T32] r5:8609478c r4:86094400 [ 1334.545240][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.545314][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.545358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.545432][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.545469][ T32] r4:84a53d80 [ 1334.545521][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.545609][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1334.545636][ T32] r4:00000001 [ 1334.545678][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.545725][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1334.545776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.545810][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.545839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.545872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.545895][ T32] r4:84a51100 [ 1334.545920][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.545974][ T32] INFO: task kworker/1:555:4547 blocked for more than 461 seconds. ** 6 printk messages dropped ** [ 1334.546253][ T32] r10:82918930 r9:eb04dd84 r8:00000002 r7:60000013 r6:eb04dd8c r5:849e4800 ** 4 printk messages dropped ** [ 1334.546401][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.546474][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1334.546502][ T32] r4:00000000 [ 1334.546532][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.546599][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.546719][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.546764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be0240 [ 1334.546813][ T32] r4:00000000 [ 1334.546839][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.546885][ T32] r9:83018205 r8:849e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1334.546932][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.546998][ T32] r5:00001000 r4:eb039000 [ 1334.547049][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.547102][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.547147][ T32] r5:8526c78c r4:8526c400 [ 1334.547169][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1334.547592][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) ** 10 printk messages dropped ** [ 1334.548542][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 14 printk messages dropped ** [ 1334.549142][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1334.549577][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1334.550358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 17 printk messages dropped ** [ 1334.551089][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1334.551557][ T32] r5:8526cf8c r4:8526cc00 ** 7 printk messages dropped ** [ 1334.552059][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1334.552727][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1334.570912][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1334.571077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.571135][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.571160][ T32] r4:84a53d80 [ 1334.571180][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.571250][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1334.571355][ T32] r4:00000001 [ 1334.571449][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.571505][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1334.571574][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.571608][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.571757][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.571794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.571836][ T32] r4:84a51100 [ 1334.571931][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.571966][ T32] INFO: task kworker/1:557:4551 blocked for more than 461 seconds. [ 1334.572105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.572136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.572343][ T32] task:kworker/1:557 state:D stack:0 pid:4551 tgid:4551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.572550][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.572600][ T32] Call trace: [ 1334.572663][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.572765][ T32] r10:82918930 r9:eaf55d84 r8:00000002 r7:60000113 r6:eaf55d8c r5:849e5400 [ 1334.572793][ T32] r4:849e5400 [ 1334.572814][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.572873][ T32] r5:849e5400 r4:8291892c [ 1334.572902][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.572943][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.586546][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf55e08 ** 7 printk messages dropped ** [ 1334.587509][ T32] r9:83018205 r8:849e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 6 printk messages dropped ** [ 1334.588534][ T32] r7:ddde2d80 r6:83018200 r5:8526db8c r4:8486d580 ** 10 printk messages dropped ** [ 1334.588947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1334.590175][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 15 printk messages dropped ** [ 1334.590742][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.590784][ T32] r5:8609478c r4:86094400 [ 1334.590810][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.590856][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.590876][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.590955][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.590992][ T32] r4:84a53d80 [ 1334.591013][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.591084][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1334.591114][ T32] r4:00000001 [ 1334.591136][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.591172][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1334.591212][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.591247][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.591274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.591328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.591377][ T32] r4:84a51100 [ 1334.591402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.591445][ T32] INFO: task kworker/1:558:4553 blocked for more than 461 seconds. [ 1334.591479][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.591504][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.591532][ T32] task:kworker/1:558 state:D stack:0 pid:4553 tgid:4553 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.592543][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.592974][ T32] r5:00001000 r4:dfec9000 ** 4 printk messages dropped ** [ 1334.621051][ T32] r7:ddde2d80 r6:83018200 r5:8526d78c r4:8486d600 [ 1334.621104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.621159][ T32] r10:61c88647 r9:847fec00 r8:8486d62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.621197][ T32] r4:8486d600 [ 1334.621221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.621303][ T32] r10:00000000 r9:8486d600 r8:8027f5e8 r7:eaf55e60 r6:84a2d080 r5:847fec00 [ 1334.621330][ T32] r4:00000001 [ 1334.621351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.621390][ T32] Exception stack(0xeaf8dfb0 to 0xeaf8dff8) [ 1334.621421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.621477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1334.622538][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.629706][ T32] r4:e055ddc0 ** 9 printk messages dropped ** [ 1334.630151][ T32] r5:8609478c r4:86094400 ** 6 printk messages dropped ** [ 1334.630584][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 14 printk messages dropped ** [ 1334.631223][ T32] Call trace: ** 8 printk messages dropped ** [ 1334.631616][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.631676][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.631713][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.631757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ec940 [ 1334.631780][ T32] r4:00000000 [ 1334.631802][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.631871][ T32] r9:83018205 r8:849e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1334.631897][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.631940][ T32] r5:00001000 r4:e035d000 [ 1334.631960][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.632000][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.632043][ T32] r5:8526df8c r4:8526dc00 [ 1334.632417][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.632510][ T32] r7:ddde2d80 r6:83018200 r5:8526df8c r4:8486d680 ** 8 printk messages dropped ** [ 1334.639334][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1334.640718][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 12 printk messages dropped ** [ 1334.641576][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1334.642683][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.642754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.642787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.642812][ T32] r4:84a51100 [ 1334.642835][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.642864][ T32] INFO: task kworker/1:560:4559 blocked for more than 461 seconds. [ 1334.642898][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.642924][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.642946][ T32] task:kworker/1:560 state:D stack:0 pid:4559 tgid:4559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.661695][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.661818][ T32] Call trace: [ 1334.661908][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.661971][ T32] r10:82918930 r9:eaffdd84 r8:00000002 r7:60000013 r6:eaffdd8c r5:8521c800 [ 1334.662025][ T32] r4:8521c800 [ 1334.662051][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.662094][ T32] r5:8521c800 r4:8291892c [ 1334.662115][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.662155][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.662199][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaffde08 [ 1334.662222][ T32] r4:00000000 [ 1334.662276][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.662321][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.662362][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.662404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ecbc0 [ 1334.662454][ T32] r4:00000000 [ 1334.662507][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.662559][ T32] r9:83018205 r8:8521c800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1334.662598][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.662644][ T32] r5:00001000 r4:e06e3000 [ 1334.662692][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.662736][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.662780][ T32] r5:8526e78c r4:8526e400 ** 1 printk messages dropped ** [ 1334.662875][ T32] r7:ddde2d80 r6:83018200 r5:8526e78c r4:8486d700 ** 7 printk messages dropped ** [ 1334.664221][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) ** 7 printk messages dropped ** [ 1334.664977][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.665416][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 11 printk messages dropped ** [ 1334.665912][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.666343][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 13 printk messages dropped ** [ 1334.667005][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.667052][ T32] Call trace: [ 1334.667144][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.667226][ T32] r10:82918930 r9:eaf95d84 r8:00000002 r7:60000013 r6:eaf95d8c r5:8521e000 [ 1334.667310][ T32] r4:8521e000 [ 1334.667365][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.667423][ T32] r5:8521e000 r4:8291892c [ 1334.667445][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.667485][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.667533][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf95e08 [ 1334.667557][ T32] r4:00000000 [ 1334.667599][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.667671][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.667731][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.667777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847eca40 [ 1334.667799][ T32] r4:00000000 [ 1334.668055][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.668269][ T32] r9:83018205 r8:8521e000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1334.668298][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.668372][ T32] r5:00001000 r4:e0659000 [ 1334.668396][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.668437][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.668536][ T32] r5:8526e38c r4:8526e000 ** 1 printk messages dropped ** [ 1334.668635][ T32] r7:ddde2d80 r6:83018200 r5:8526e38c r4:8486d800 ** 10 printk messages dropped ** [ 1334.669094][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1334.669987][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 14 printk messages dropped ** [ 1334.670620][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1334.671250][ T32] r4:84a51100 ** 8 printk messages dropped ** [ 1334.671715][ T32] r10:82918930 r9:eb009d84 r8:00000002 r7:60000113 r6:eb009d8c r5:8521ec00 ** 14 printk messages dropped ** [ 1334.672314][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.672363][ T32] r5:00001000 r4:e475d000 [ 1334.672383][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.672450][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.672539][ T32] r5:8526eb8c r4:8526e800 [ 1334.672579][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.672625][ T32] r7:ddde2d80 r6:83018200 r5:8526eb8c r4:8486d900 [ 1334.672646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.672717][ T32] r10:61c88647 r9:8521ec00 r8:8486d92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.672777][ T32] r4:8486d900 [ 1334.672800][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.672871][ T32] r10:00000000 r9:8486d900 r8:8027f5e8 r7:eaffde60 r6:8486d980 r5:8521ec00 [ 1334.672900][ T32] r4:00000001 [ 1334.672922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.672960][ T32] Exception stack(0xeb009fb0 to 0xeb009ff8) [ 1334.696773][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.696890][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.696923][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.696959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.696984][ T32] r4:847ecb40 [ 1334.697443][ T32] INFO: task kworker/1:562:4563 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.697487][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.697566][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.697630][ T32] Call trace: [ 1334.697663][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.697717][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.697740][ T32] r4:00000000 [ 1334.697811][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.697856][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.697886][ T32] dd20: 9529b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.697916][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.697942][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.697966][ T32] r5:80000013 r4:80239bb0 [ 1334.698014][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.698089][ T32] r4:82ac11e4 [ 1334.698113][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.698158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.698182][ T32] r4:e055ddc0 [ 1334.698204][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1334.698744][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1334.699286][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.699563][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.699690][ T32] Call trace: [ 1334.699835][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.699886][ T32] r10:82918930 r9:eb061d84 r8:00000002 r7:60000013 r6:eb061d8c r5:8521a400 [ 1334.699910][ T32] r4:8521a400 [ 1334.699935][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.700212][ T32] r5:8521a400 r4:8291892c [ 1334.700271][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.700317][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.700364][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb061e08 ** 8 printk messages dropped ** [ 1334.700916][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1334.701096][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1334.702020][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1334.702286][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.702310][ T32] r4:00000000 [ 1334.702329][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.702367][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.702395][ T32] dd20: 9529b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.702452][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.702485][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.702512][ T32] r5:80000013 r4:80239bb0 [ 1334.702533][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.702572][ T32] r4:82ac11e4 [ 1334.702591][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.702632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.702687][ T32] r4:e055ddc0 [ 1334.702711][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.702753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.702802][ T32] r4:00000000 [ 1334.702825][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.702898][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1334.702924][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.702982][ T32] r5:00001000 r4:ee509000 [ 1334.720414][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.720641][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.720693][ T32] r5:8609478c r4:86094400 [ 1334.720716][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.720764][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.720804][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1334.721312][ T32] INFO: task kworker/1:564:4567 blocked for more than 461 seconds. ** 11 printk messages dropped ** [ 1334.721762][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.721806][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb065e08 [ 1334.721884][ T32] r4:00000000 [ 1334.721912][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.721953][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.721991][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.722031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2f380 [ 1334.722053][ T32] r4:00000000 [ 1334.722100][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.722152][ T32] r9:83018205 r8:8521b000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1334.722176][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.722218][ T32] r5:00001000 r4:eabdd000 [ 1334.722272][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.722317][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.722360][ T32] r5:8526f38c r4:8526f000 [ 1334.722416][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.722464][ T32] r7:ddde2d80 r6:83018200 r5:8526f38c r4:8486db00 [ 1334.722490][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.722898][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.730119][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.730195][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.730276][ T32] Call trace: [ 1334.730317][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.730374][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.730399][ T32] r4:00000000 [ 1334.730448][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1334.730655][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 14 printk messages dropped ** [ 1334.731368][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1334.732078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 16 printk messages dropped ** [ 1334.732978][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.747889][ T32] r5:00001000 r4:ead33000 [ 1334.747911][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1334.748208][ T32] r4:8486dc00 ** 7 printk messages dropped ** [ 1334.748532][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1334.749800][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 13 printk messages dropped ** [ 1334.750356][ T32] r5:00001000 r4:ee509000 ** 9 printk messages dropped ** [ 1334.751023][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 13 printk messages dropped ** [ 1334.751497][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.751959][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.752122][ T32] r4:00000000 [ 1334.752141][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.752184][ T32] r9:83018005 r8:85228000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1334.752215][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.752295][ T32] r5:00001000 r4:ea977000 [ 1334.752379][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.752426][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.752504][ T32] r5:85241b8c r4:85241800 [ 1334.752547][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.752665][ T32] r7:dddced80 r6:83018000 r5:85241b8c r4:84a2d180 [ 1334.752696][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.752745][ T32] r10:61c88647 r9:85228000 r8:84a2d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.752773][ T32] r4:84a2d180 [ 1334.752809][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.752857][ T32] r10:00000000 r9:84a2d180 r8:8027f5e8 r7:eafd9e60 r6:8486dd00 r5:85228000 [ 1334.752944][ T32] r4:00000001 [ 1334.752985][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.767760][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) [ 1334.767849][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.767884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.767912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.767974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.768003][ T32] r4:84be1e00 [ 1334.768439][ T32] INFO: task kworker/0:160:4571 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.768532][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.768672][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.768739][ T32] Call trace: [ 1334.768773][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.768828][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.768852][ T32] r4:00000000 [ 1334.768873][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.768912][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.768942][ T32] dd20: 95bed000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.768973][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.769000][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.769025][ T32] r5:80000013 r4:80239bb0 [ 1334.769045][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.769087][ T32] r4:82ac11e4 [ 1334.769141][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.769217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.769244][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1334.769494][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1334.770109][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1334.770600][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1334.771768][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 ** 9 printk messages dropped ** [ 1334.772154][ T32] r5:00001000 r4:eb275000 ** 2 printk messages dropped ** [ 1334.772253][ T32] r5:85242f8c r4:85242c00 ** 3 printk messages dropped ** [ 1334.772403][ T32] r10:61c88647 r9:85229800 r8:84a2d22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1334.772429][ T32] r4:84a2d200 [ 1334.772449][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.772581][ T32] r10:00000000 r9:84a2d200 r8:8027f5e8 r7:eb075e60 r6:8486dd80 r5:85229800 [ 1334.772611][ T32] r4:00000001 [ 1334.772634][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.772732][ T32] Exception stack(0xeb07dfb0 to 0xeb07dff8) [ 1334.772850][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.772884][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.772972][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.789970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.790069][ T32] r4:84be1f40 [ 1334.790491][ T32] INFO: task kworker/0:161:4572 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.790528][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.790666][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.790737][ T32] Call trace: [ 1334.790827][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.790926][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.790955][ T32] r4:00000000 [ 1334.791034][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.791080][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1334.791194][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 12 printk messages dropped ** [ 1334.791735][ T32] r5:00001000 r4:ee509000 ** 7 printk messages dropped ** [ 1334.792107][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1334.792312][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1334.792425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1334.792997][ T32] r10:82918930 r9:eb081d84 r8:00000002 r7:60000013 r6:eb081d8c r5:8522a400 ** 8 printk messages dropped ** [ 1334.798148][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1334.798498][ T32] r5:00001000 r4:eb049000 ** 2 printk messages dropped ** [ 1334.798640][ T32] r5:8527cb8c r4:8527c800 ** 9 printk messages dropped ** [ 1334.798973][ T32] Exception stack(0xeb081fb0 to 0xeb081ff8) ** 8 printk messages dropped ** [ 1334.799769][ T32] Call trace: ** 8 printk messages dropped ** [ 1334.800155][ T32] r5:80000013 r4:80239bb0 ** 11 printk messages dropped ** [ 1334.800702][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1334.801003][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1334.801547][ T32] INFO: task kworker/1:566:4577 blocked for more than 461 seconds. ** 11 printk messages dropped ** [ 1334.802028][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1334.802328][ T32] r4:00000000 [ 1334.802368][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.802416][ T32] r9:83018205 r8:8522bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1334.802467][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.802541][ T32] r5:00001000 r4:eac1d000 [ 1334.802565][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.802608][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.802679][ T32] r5:8526f78c r4:8526f400 [ 1334.802732][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.802779][ T32] r7:ddde2d80 r6:83018200 r5:8526f78c r4:8486de80 [ 1334.802802][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.802901][ T32] r10:61c88647 r9:8522bc00 r8:8486deac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.802956][ T32] r4:8486de80 [ 1334.822349][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.822513][ T32] r10:00000000 r9:8486de80 r8:8027f5e8 r7:eb071e60 r6:8486df00 r5:8522bc00 [ 1334.822555][ T32] r4:00000001 [ 1334.822578][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.822617][ T32] Exception stack(0xeb085fb0 to 0xeb085ff8) [ 1334.822675][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.822710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.822738][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.822768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.822818][ T32] r4:84a2f300 [ 1334.823803][ T32] INFO: task kworker/1:566:4577 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.823899][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.824003][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.824085][ T32] Call trace: [ 1334.824120][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.824173][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.824197][ T32] r4:00000000 [ 1334.824218][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.824256][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.824299][ T32] dd20: 9656f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.824329][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.824384][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.824414][ T32] r5:80000013 r4:80239bb0 [ 1334.824443][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.824555][ T32] r4:82ac11e4 [ 1334.824596][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.824656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.824679][ T32] r4:e055ddc0 [ 1334.824698][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.824741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.824764][ T32] r4:00000000 [ 1334.824784][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.824831][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1334.824881][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.824929][ T32] r5:00001000 r4:ee509000 [ 1334.824967][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.825011][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.825054][ T32] r5:8609478c r4:86094400 [ 1334.825075][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.825121][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.825142][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1334.825354][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1334.825679][ T32] INFO: task kworker/1:567:4578 blocked for more than 461 seconds. ** 12 printk messages dropped ** [ 1334.826379][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 ** 9 printk messages dropped ** [ 1334.826743][ T32] r5:00001000 r4:eac69000 ** 1 printk messages dropped ** [ 1334.826829][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1334.827591][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.827619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.827682][ T32] r4:84a2f300 [ 1334.828008][ T32] INFO: task kworker/1:567:4578 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.828158][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.828237][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.828314][ T32] Call trace: [ 1334.828406][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.828457][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.828510][ T32] r4:00000000 [ 1334.828599][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.828675][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.828708][ T32] dd20: 9656f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.828737][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.828830][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.828870][ T32] r5:80000013 r4:80239bb0 [ 1334.829063][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.829107][ T32] r4:82ac11e4 [ 1334.829128][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.829170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.829192][ T32] r4:e055ddc0 [ 1334.829215][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.829270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.829296][ T32] r4:00000000 [ 1334.829316][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.829363][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1334.829385][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.829456][ T32] r5:00001000 r4:ee509000 [ 1334.829479][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.829521][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.829575][ T32] r5:8609478c r4:86094400 [ 1334.829599][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.829673][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.829698][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1334.829895][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 7 printk messages dropped ** [ 1334.830144][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1334.830353][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.830653][ T32] r5:84848000 r4:8291892c ** 2 printk messages dropped ** [ 1334.830797][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 [ 1334.830830][ T32] r4:00000000 [ 1334.830879][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.830920][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.830958][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.830998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2f800 [ 1334.831050][ T32] r4:00000000 [ 1334.831074][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.831147][ T32] r9:83018205 r8:84848000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1334.831172][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.831213][ T32] r5:00001000 r4:eac91000 [ 1334.831235][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.831293][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.831339][ T32] r5:8526ff8c r4:8526fc00 [ 1334.831359][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.831402][ T32] r7:ddde2d80 r6:83018200 r5:8526ff8c r4:84bd8000 [ 1334.831452][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.831500][ T32] r10:61c88647 r9:84848000 r8:84bd802c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.831523][ T32] r4:84bd8000 [ 1334.831555][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.831605][ T32] r10:00000000 r9:84bd8000 r8:8027f5e8 r7:eb071e60 r6:84a2d380 r5:84848000 [ 1334.831633][ T32] r4:00000001 [ 1334.831656][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.831690][ T32] Exception stack(0xeb089fb0 to 0xeb089ff8) [ 1334.831718][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.831774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.831805][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.831834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.831884][ T32] r4:84a2f680 [ 1334.832152][ T32] INFO: task kworker/1:568:4581 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.832197][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.832295][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.832341][ T32] Call trace: [ 1334.832372][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.832418][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.832507][ T32] r4:00000000 [ 1334.832555][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.832620][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.832650][ T32] dd20: 9656f000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 2 printk messages dropped ** [ 1334.832797][ T32] r5:80000013 r4:80239bb0 ** 7 printk messages dropped ** [ 1334.857726][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.858274][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1334.858514][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1334.859078][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1334.859421][ T32] r10:82918930 r9:eb08dd84 r8:00000002 r7:60000113 r6:eb08dd8c r5:84848c00 [ 1334.859473][ T32] r4:84848c00 [ 1334.859584][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.859745][ T32] r5:84848c00 r4:8291892c [ 1334.859769][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.859812][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.859858][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb08de08 [ 1334.859881][ T32] r4:00000000 [ 1334.859900][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.859938][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.859974][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.860014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2fc00 [ 1334.860064][ T32] r4:00000000 [ 1334.860115][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.860164][ T32] r9:83018205 r8:84848c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1334.860187][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.860228][ T32] r5:00001000 r4:eada3000 [ 1334.860278][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.860324][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.860379][ T32] r5:85274b8c r4:85274800 [ 1334.860403][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.860477][ T32] r7:ddde2d80 r6:83018200 r5:85274b8c r4:84bd8080 [ 1334.860520][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.860703][ T32] r10:61c88647 r9:84848c00 r8:84bd80ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.860756][ T32] r4:84bd8080 [ 1334.860779][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.860825][ T32] r10:00000000 r9:84bd8080 r8:8027f5e8 r7:eb071e60 r6:84a2d400 r5:84848c00 [ 1334.860850][ T32] r4:00000001 [ 1334.860870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.860907][ T32] Exception stack(0xeb08dfb0 to 0xeb08dff8) ** 1 printk messages dropped ** [ 1334.860964][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1334.862282][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1334.862767][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 14 printk messages dropped ** [ 1334.881522][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 10 printk messages dropped ** [ 1334.882159][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.882567][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.882904][ T32] r5:00001000 r4:ead71000 ** 2 printk messages dropped ** [ 1334.893944][ T32] r5:8527478c r4:85274400 ** 3 printk messages dropped ** [ 1334.894200][ T32] r10:61c88647 r9:84849800 r8:84bd812c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.894252][ T32] r4:84bd8100 [ 1334.894306][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.894362][ T32] r10:00000000 r9:84bd8100 r8:8027f5e8 r7:eb08de60 r6:84a2d480 r5:84849800 [ 1334.894387][ T32] r4:00000001 [ 1334.894408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.894452][ T32] Exception stack(0xeb09dfb0 to 0xeb09dff8) [ 1334.894486][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.894518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.894548][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.894600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.894627][ T32] r4:84a2f700 [ 1334.895061][ T32] INFO: task kworker/1:570:4586 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1334.895099][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.895200][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.895266][ T32] Call trace: [ 1334.895341][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.895403][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.895429][ T32] r4:00000000 [ 1334.895478][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.895523][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.895556][ T32] dd20: 96d0a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.895588][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.895614][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.895638][ T32] r5:80000013 r4:80239bb0 [ 1334.895659][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.895700][ T32] r4:82ac11e4 [ 1334.895723][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.895780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.895819][ T32] r4:e055ddc0 [ 1334.895854][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.895901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.895923][ T32] r4:00000000 [ 1334.895945][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1334.896433][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 9 printk messages dropped ** [ 1334.896909][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.897471][ T32] r4:8484bc00 ** 5 printk messages dropped ** [ 1334.897703][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1334.898038][ T32] r5:00001000 r4:eaddb000 [ 1334.898058][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1334.898401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1334.899388][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.899478][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.899521][ T32] Call trace: [ 1334.899552][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1334.899598][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1334.899677][ T32] r4:00000000 [ 1334.899700][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.899741][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1334.899799][ T32] dd20: 96d0a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1334.899832][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1334.899859][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1334.899900][ T32] r5:80000013 r4:80239bb0 [ 1334.899952][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1334.899995][ T32] r4:82ac11e4 [ 1334.900014][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.900055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1334.900105][ T32] r4:e055ddc0 [ 1334.900128][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1334.900202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1334.900234][ T32] r4:00000000 [ 1334.900264][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1334.900332][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1334.900358][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1334.900401][ T32] r5:00001000 r4:ee509000 [ 1334.900421][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1334.900515][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.900631][ T32] r5:8609478c r4:86094400 ** 2 printk messages dropped ** [ 1334.900730][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1334.901151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1334.901877][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.902325][ T32] r5:00001000 r4:eadf9000 ** 1 printk messages dropped ** [ 1334.902417][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1334.902890][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1334.925815][ T32] dd20: 97044000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 16 printk messages dropped ** [ 1334.926759][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1334.927453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1334.928394][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1334.929117][ T32] r5:00001000 r4:eaeff000 ** 4 printk messages dropped ** [ 1334.929325][ T32] r7:ddde2d80 r6:83018200 r5:8527638c r4:84bd8280 ** 12 printk messages dropped ** [ 1334.929773][ T32] r4:84a2fbc0 ** 5 printk messages dropped ** [ 1334.930358][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 16 printk messages dropped ** [ 1334.930988][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 3 printk messages dropped ** [ 1334.931144][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.931186][ T32] r5:8609478c r4:86094400 [ 1334.931236][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1334.931317][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1334.931341][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1334.931387][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1334.931410][ T32] r4:84a53d80 [ 1334.931429][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1334.931474][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1334.931524][ T32] r4:00000001 [ 1334.931548][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.931585][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1334.931612][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.931640][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.931666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.931694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1334.931716][ T32] r4:84a51100 [ 1334.931737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.931762][ T32] INFO: task kworker/1:574:4592 blocked for more than 461 seconds. [ 1334.931789][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.931812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.931861][ T32] task:kworker/1:574 state:D stack:0 pid:4592 tgid:4592 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.931935][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.931981][ T32] Call trace: [ 1334.932017][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1334.932090][ T32] r10:82918930 r9:eb0b5d84 r8:00000002 r7:60000013 r6:eb0b5d8c r5:8484a400 [ 1334.932142][ T32] r4:8484a400 [ 1334.932165][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1334.932241][ T32] r5:8484a400 r4:8291892c [ 1334.932263][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.932312][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.932358][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b5e08 [ 1334.932381][ T32] r4:00000000 [ 1334.932400][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1334.932437][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1334.932526][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1334.932901][ T32] r5:00001000 r4:eaecf000 [ 1334.932928][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1334.957771][ T32] r10:61c88647 r9:8484a400 r8:84bd832c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1334.959775][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1334.960663][ T32] r5:80000013 r4:80239bb0 ** 10 printk messages dropped ** [ 1334.961572][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1334.962969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1334.983004][ T32] r4:8484ec00 ** 8 printk messages dropped ** [ 1334.999443][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1335.000224][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1335.001324][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1335.012087][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 15 printk messages dropped ** [ 1335.017445][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.018356][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1335.018421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.018485][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.018557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.018622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.018814][ T32] r4:84a51100 [ 1335.018910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.018981][ T32] INFO: task kworker/1:576:4596 blocked for more than 461 seconds. [ 1335.019052][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.019108][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.019156][ T32] task:kworker/1:576 state:D stack:0 pid:4596 tgid:4596 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.019350][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.019497][ T32] Call trace: [ 1335.019602][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.019725][ T32] r10:82918930 r9:eb0c9d84 r8:00000002 r7:60000113 r6:eb0c9d8c r5:8484e000 [ 1335.019792][ T32] r4:8484e000 [ 1335.019843][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.019931][ T32] r5:8484e000 r4:8291892c [ 1335.019977][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.020092][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.020196][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c9e08 [ 1335.020266][ T32] r4:00000000 [ 1335.020327][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.020417][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.020533][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.020666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2f280 [ 1335.020785][ T32] r4:00000000 [ 1335.020850][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.020981][ T32] r9:83018205 r8:8484e000 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1335.021036][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.021126][ T32] r5:00001000 r4:eaee7000 [ 1335.021173][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.021281][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.021381][ T32] r5:85275f8c r4:85275c00 [ 1335.021430][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.021532][ T32] r7:ddde2d80 r6:83018200 r5:85275f8c r4:84bd8400 [ 1335.021598][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.021973][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1335.044097][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1335.045983][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1335.047137][ T32] INFO: task kworker/1:577:4598 blocked for more than 461 seconds. ** 12 printk messages dropped ** [ 1335.048144][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d1e08 ** 9 printk messages dropped ** [ 1335.048811][ T32] r5:00001000 r4:eaf1b000 ** 7 printk messages dropped ** [ 1335.049302][ T32] r4:84bd8480 ** 9 printk messages dropped ** [ 1335.049856][ T32] r4:84a2ff80 ** 6 printk messages dropped ** [ 1335.050988][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.051654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 15 printk messages dropped ** [ 1335.052730][ T32] r4:84a53d80 ** 7 printk messages dropped ** [ 1335.084109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1335.084513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.084577][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.084644][ T32] task:kworker/1:578 state:D stack:0 pid:4600 tgid:4600 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.084759][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.084874][ T32] Call trace: [ 1335.084940][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.085041][ T32] r10:82918930 r9:eb0d9d84 r8:00000002 r7:60000013 r6:eb0d9d8c r5:851fa400 [ 1335.085098][ T32] r4:851fa400 [ 1335.085140][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.085255][ T32] r5:851fa400 r4:8291892c [ 1335.085312][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.085392][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.085483][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0d9e08 [ 1335.085540][ T32] r4:00000000 [ 1335.085612][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.085700][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.085780][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.085864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f040 [ 1335.085935][ T32] r4:00000000 [ 1335.086021][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.086138][ T32] r9:83018205 r8:851fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1335.086187][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.086519][ T32] r5:00001000 r4:eaf0d000 [ 1335.086572][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.086653][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.086770][ T32] r5:8527678c r4:85276400 [ 1335.086818][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.086907][ T32] r7:ddde2d80 r6:83018200 r5:8527678c r4:84bd8500 [ 1335.086950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.087037][ T32] r10:61c88647 r9:851fa400 r8:84bd852c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.087083][ T32] r4:84bd8500 [ 1335.087161][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.087253][ T32] r10:00000000 r9:84bd8500 r8:8027f5e8 r7:eb0d1e60 r6:84a2d880 r5:851fa400 [ 1335.087312][ T32] r4:00000001 [ 1335.087348][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.087421][ T32] Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) [ 1335.087499][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.087563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1335.089240][ T32] dd20: 97fb4000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 14 printk messages dropped ** [ 1335.090398][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1335.090953][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1335.091257][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.091792][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1335.092199][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.092765][ T32] r5:851f8000 r4:8291892c ** 5 printk messages dropped ** [ 1335.113783][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1335.113981][ T32] r9:83018205 r8:851f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1335.114007][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.114063][ T32] r5:00001000 r4:eaf2b000 [ 1335.114085][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.114200][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.114298][ T32] r5:85276b8c r4:85276800 [ 1335.114332][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.114408][ T32] r7:ddde2d80 r6:83018200 r5:85276b8c r4:84bd8580 [ 1335.114471][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.114602][ T32] r10:61c88647 r9:851f8000 r8:84bd85ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.114660][ T32] r4:84bd8580 [ 1335.114705][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.114805][ T32] r10:00000000 r9:84bd8580 r8:8027f5e8 r7:eb0d1e60 r6:84a2d900 r5:851f8000 [ 1335.114855][ T32] r4:00000001 [ 1335.114892][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.114969][ T32] Exception stack(0xeb0ddfb0 to 0xeb0ddff8) [ 1335.115031][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.115113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.115189][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.115252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.115299][ T32] r4:8513f380 [ 1335.115984][ T32] INFO: task kworker/1:579:4603 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1335.116050][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.116378][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.116584][ T32] Call trace: [ 1335.116682][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1335.116789][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1335.116868][ T32] r4:00000000 [ 1335.116979][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.117058][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1335.117121][ T32] dd20: 9805e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1335.117178][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1335.117227][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.117282][ T32] r5:80000013 r4:80239bb0 [ 1335.117358][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.117439][ T32] r4:82ac11e4 [ 1335.117489][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.117579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1335.117621][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1335.118054][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1335.118654][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1335.119620][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1335.121272][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.122056][ T32] r5:00001000 r4:eaf37000 ** 1 printk messages dropped ** [ 1335.122221][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1335.154171][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1335.156364][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 11 printk messages dropped ** [ 1335.157615][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.159582][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1335.160763][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1335.162234][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.194703][ T32] r5:00001000 r4:eaf6b000 ** 4 printk messages dropped ** [ 1335.195224][ T32] r7:ddde2d80 r6:83018200 r5:8527778c r4:84bd8680 ** 12 printk messages dropped ** [ 1335.196375][ T32] r4:8513f180 ** 2 printk messages dropped ** [ 1335.197497][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.198458][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1335.199107][ T32] r4:82ac11e4 [ 1335.199163][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.199249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1335.199409][ T32] r4:e055ddc0 [ 1335.199459][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.199545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1335.199609][ T32] r4:00000000 [ 1335.199651][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.199739][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1335.199778][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.199893][ T32] r5:00001000 r4:ee509000 [ 1335.199940][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.200018][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.200247][ T32] r5:8609478c r4:86094400 [ 1335.200298][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.200391][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1335.200443][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.200552][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.200606][ T32] r4:84a53d80 [ 1335.200648][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.200738][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1335.200781][ T32] r4:00000001 [ 1335.200822][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.200888][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1335.200944][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.201029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.201140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.201208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.201352][ T32] r4:84a51100 [ 1335.201402][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.201485][ T32] INFO: task kworker/1:582:4608 blocked for more than 461 seconds. [ 1335.201557][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.201610][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.201647][ T32] task:kworker/1:582 state:D stack:0 pid:4608 tgid:4608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.201840][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.202035][ T32] Call trace: [ 1335.202101][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.202186][ T32] r10:82918930 r9:eb069d84 r8:00000002 r7:60000113 r6:eb069d8c r5:8522d400 [ 1335.202237][ T32] r4:8522d400 [ 1335.202279][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.202362][ T32] r5:8522d400 r4:8291892c [ 1335.202405][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.202482][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.202569][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb069e08 [ 1335.202621][ T32] r4:00000000 [ 1335.202657][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.202871][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.202948][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.203034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513f680 [ 1335.203086][ T32] r4:00000000 [ 1335.203201][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.226811][ T32] r9:83018205 r8:8522d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1335.226900][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.227211][ T32] r5:00001000 r4:eaf57000 [ 1335.227274][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.227358][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.227440][ T32] r5:8527738c r4:85277000 [ 1335.227479][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.227572][ T32] r7:ddde2d80 r6:83018200 r5:8527738c r4:84bd8780 ** 1 printk messages dropped ** [ 1335.227846][ T32] r10:61c88647 r9:8522d400 r8:84bd87ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1335.229482][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1335.232416][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.248671][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 7 printk messages dropped ** [ 1335.249315][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1335.249768][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.250264][ T32] r5:8522b000 r4:8291892c ** 3 printk messages dropped ** [ 1335.250584][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.250985][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.251286][ T32] r5:00001000 r4:eaf75000 [ 1335.251334][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.251530][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1335.252556][ T32] Exception stack(0xeb0d5fb0 to 0xeb0d5ff8) ** 6 printk messages dropped ** [ 1335.274426][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1335.274786][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1335.274844][ T32] r4:00000000 [ 1335.274899][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.274947][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1335.275011][ T32] dd20: 99521000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1335.275051][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1335.275082][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.275113][ T32] r5:80000013 r4:80239bb0 [ 1335.275195][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.275250][ T32] r4:82ac11e4 [ 1335.275284][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.275364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1335.275393][ T32] r4:e055ddc0 [ 1335.275417][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.275468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1335.275528][ T32] r4:00000000 [ 1335.275616][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.275668][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1335.275720][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.275797][ T32] r5:00001000 r4:ee509000 [ 1335.275821][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.275892][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.275940][ T32] r5:8609478c r4:86094400 [ 1335.275963][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.276095][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1335.276150][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.276204][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.276228][ T32] r4:84a53d80 [ 1335.276279][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.276331][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1335.276355][ T32] r4:00000001 [ 1335.276403][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.276443][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1335.276682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1335.277146][ T32] Call trace: ** 2 printk messages dropped ** [ 1335.277288][ T32] r4:8522ec00 ** 4 printk messages dropped ** [ 1335.277505][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 ** 7 printk messages dropped ** [ 1335.277837][ T32] r9:83018205 r8:8522ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 1 printk messages dropped ** [ 1335.277906][ T32] r5:00001000 r4:eafaf000 ** 5 printk messages dropped ** [ 1335.278275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1335.278881][ T32] r4:8513fac0 [ 1335.279261][ T32] INFO: task kworker/1:584:4613 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1335.279366][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.279458][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.279762][ T32] Call trace: [ 1335.279796][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1335.279846][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1335.279871][ T32] r4:00000000 [ 1335.279891][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.279992][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1335.280024][ T32] dd20: 99521000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1335.280053][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1335.280090][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.280117][ T32] r5:80000013 r4:80239bb0 [ 1335.280142][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.280185][ T32] r4:82ac11e4 [ 1335.280293][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.280341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1335.280365][ T32] r4:e055ddc0 [ 1335.280386][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.280501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1335.280551][ T32] r4:00000000 [ 1335.280587][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.280636][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1335.280661][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.280702][ T32] r5:00001000 r4:ee509000 [ 1335.280722][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.280759][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.280799][ T32] r5:8609478c r4:86094400 [ 1335.280937][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.280988][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1335.281010][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.281062][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.281181][ T32] r4:84a53d80 [ 1335.281205][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.281253][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1335.281283][ T32] r4:00000001 [ 1335.281304][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1335.281832][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1335.282638][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.311424][ T32] r5:00001000 r4:eaf8f000 [ 1335.311542][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.311658][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.311707][ T32] r5:85277f8c r4:85277c00 [ 1335.311777][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.311831][ T32] r7:ddde2d80 r6:83018200 r5:85277f8c r4:84bd8a80 [ 1335.311901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.312016][ T32] r10:61c88647 r9:8522e000 r8:84bd8aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.312127][ T32] r4:84bd8a80 [ 1335.312338][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.312392][ T32] r10:00000000 r9:84bd8a80 r8:8027f5e8 r7:eb0e5e60 r6:84bd8b00 r5:8522e000 [ 1335.312448][ T32] r4:00000001 [ 1335.312549][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.312622][ T32] Exception stack(0xeb0edfb0 to 0xeb0edff8) [ 1335.312673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.312709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.312789][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.312824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1335.316912][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1335.317562][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1335.318225][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1335.318882][ T32] task:kworker/1:586 state:D stack:0 pid:4617 tgid:4617 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1335.319880][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1335.320518][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1335.322138][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1335.347391][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1335.348551][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.348790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.348819][ T32] r4:84a51100 [ 1335.348904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.348939][ T32] INFO: task kworker/1:587:4619 blocked for more than 461 seconds. [ 1335.349018][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.349050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.349074][ T32] task:kworker/1:587 state:D stack:0 pid:4619 tgid:4619 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.349252][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.349317][ T32] Call trace: [ 1335.349384][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1335.349989][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.350278][ T32] r5:00001000 r4:eb0f9000 [ 1335.350304][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.350344][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.350386][ T32] r5:8527cf8c r4:8527cc00 [ 1335.350406][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.350479][ T32] r7:ddde2d80 r6:83018200 r5:8527cf8c r4:84bd8c80 [ 1335.350503][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.350579][ T32] r10:61c88647 r9:851fbc00 r8:84bd8cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.350606][ T32] r4:84bd8c80 [ 1335.350654][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.350703][ T32] r10:00000000 r9:84bd8c80 r8:8027f5e8 r7:eb0e5e60 r6:84a2da00 r5:851fbc00 [ 1335.350729][ T32] r4:00000001 [ 1335.350861][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.350955][ T32] Exception stack(0xeb0f5fb0 to 0xeb0f5ff8) ** 1 printk messages dropped ** [ 1335.351082][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1335.352202][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 11 printk messages dropped ** [ 1335.352804][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.367048][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 12 printk messages dropped ** [ 1335.367463][ T32] task:kworker/1:588 state:D stack:0 pid:4622 tgid:4622 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1335.368486][ T32] r5:00001000 r4:eb101000 ** 2 printk messages dropped ** [ 1335.368763][ T32] r5:8527d38c r4:8527d000 ** 3 printk messages dropped ** [ 1335.369038][ T32] r10:61c88647 r9:851fe000 r8:84bd8d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1335.369723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.369846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.369879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.369952][ T32] r4:8513e080 [ 1335.370376][ T32] INFO: task kworker/1:588:4622 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1335.370412][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.370757][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.371011][ T32] Call trace: [ 1335.371076][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1335.371133][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1335.371281][ T32] r4:00000000 [ 1335.371306][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.371347][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1335.371399][ T32] dd20: 99de8000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1335.371448][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1335.371589][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.371621][ T32] r5:80000013 r4:80239bb0 [ 1335.371643][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.371703][ T32] r4:82ac11e4 [ 1335.371728][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.371775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1335.371799][ T32] r4:e055ddc0 [ 1335.371901][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.372006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1335.372034][ T32] r4:00000000 [ 1335.372054][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.372103][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1335.372147][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.372195][ T32] r5:00001000 r4:ee509000 [ 1335.372216][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.372284][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.372706][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 13 printk messages dropped ** [ 1335.399183][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1335.400416][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.400825][ T32] r5:00001000 r4:eb11d000 ** 4 printk messages dropped ** [ 1335.401097][ T32] r7:ddde2d80 r6:83018200 r5:8527db8c r4:84bd8d80 ** 14 printk messages dropped ** [ 1335.402621][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1335.424478][ T32] r4:e055ddc0 ** 9 printk messages dropped ** [ 1335.425280][ T32] r5:8609478c r4:86094400 ** 9 printk messages dropped ** [ 1335.425681][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 9 printk messages dropped ** [ 1335.426099][ T32] task:kworker/1:590 state:D stack:0 pid:4626 tgid:4626 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.426175][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.426266][ T32] Call trace: [ 1335.426317][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.426371][ T32] r10:82918930 r9:eb131d84 r8:00000002 r7:60000013 r6:eb131d8c r5:851f9800 [ 1335.426396][ T32] r4:851f9800 [ 1335.426435][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.426484][ T32] r5:851f9800 r4:8291892c [ 1335.426564][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.426640][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.426720][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb131e08 [ 1335.426746][ T32] r4:00000000 [ 1335.426766][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.426806][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.426842][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.426901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513e400 [ 1335.426932][ T32] r4:00000000 [ 1335.426954][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.427002][ T32] r9:83018205 r8:851f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1335.427024][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.427065][ T32] r5:00001000 r4:eb111000 [ 1335.427098][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.427143][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.427190][ T32] r5:8527d78c r4:8527d400 [ 1335.427242][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.427302][ T32] r7:ddde2d80 r6:83018200 r5:8527d78c r4:84bd8e00 [ 1335.427324][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.427370][ T32] r10:61c88647 r9:851f9800 r8:84bd8e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.427393][ T32] r4:84bd8e00 [ 1335.427413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.427459][ T32] r10:00000000 r9:84bd8e00 r8:8027f5e8 r7:eb125e60 r6:84a2db80 r5:851f9800 [ 1335.427483][ T32] r4:00000001 [ 1335.427502][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.427537][ T32] Exception stack(0xeb131fb0 to 0xeb131ff8) [ 1335.427598][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.427633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.427662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.427705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.427731][ T32] r4:8513e480 [ 1335.428175][ T32] INFO: task kworker/1:590:4626 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1335.428213][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.428340][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.428449][ T32] Call trace: [ 1335.428527][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1335.428614][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1335.428656][ T32] r4:00000000 [ 1335.428676][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1335.429185][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.429716][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 11 printk messages dropped ** [ 1335.430166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1335.430800][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.431352][ T32] r5:00001000 r4:eb155000 ** 1 printk messages dropped ** [ 1335.431418][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.431521][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.431572][ T32] r7:ddde2d80 r6:83018200 r5:8527e78c r4:84bd8e80 [ 1335.431596][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.431647][ T32] r10:61c88647 r9:85228c00 r8:84bd8eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.431672][ T32] r4:84bd8e80 [ 1335.431692][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.431737][ T32] r10:00000000 r9:84bd8e80 r8:8027f5e8 r7:eb125e60 r6:84bd8f00 r5:85228c00 [ 1335.431759][ T32] r4:00000001 [ 1335.432052][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.432091][ T32] Exception stack(0xeb115fb0 to 0xeb115ff8) [ 1335.432118][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.432147][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.432207][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.432244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.432277][ T32] r4:8513e3c0 [ 1335.432629][ T32] INFO: task kworker/1:591:4628 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1335.432692][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.432855][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.432901][ T32] Call trace: [ 1335.432952][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1335.458293][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 13 printk messages dropped ** [ 1335.458821][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1335.459100][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.459483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.460524][ T32] r10:82918930 r9:eb105d84 r8:00000002 r7:60000013 r6:eb105d8c r5:849e6000 ** 8 printk messages dropped ** [ 1335.461733][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1335.477071][ T32] r9:83018205 r8:849e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1335.477125][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.477224][ T32] r5:00001000 r4:eb139000 [ 1335.477251][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.477302][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.477348][ T32] r5:8527df8c r4:8527dc00 [ 1335.477369][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.477417][ T32] r7:ddde2d80 r6:83018200 r5:8527df8c r4:84bd8f80 [ 1335.477439][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.477498][ T32] r10:61c88647 r9:849e6000 r8:84bd8fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.477526][ T32] r4:84bd8f80 [ 1335.477549][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.477598][ T32] r10:00000000 r9:84bd8f80 r8:8027f5e8 r7:eb115e60 r6:85134000 r5:849e6000 [ 1335.477622][ T32] r4:00000001 [ 1335.477647][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.477696][ T32] Exception stack(0xeb105fb0 to 0xeb105ff8) [ 1335.477729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.477778][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.477809][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.477841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.477864][ T32] r4:8513e3c0 [ 1335.478348][ T32] INFO: task kworker/1:592:4629 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1335.478391][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.478473][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.478556][ T32] Call trace: [ 1335.478595][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1335.479036][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1335.479366][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1335.480063][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1335.480453][ T32] r4:84a51100 ** 11 printk messages dropped ** [ 1335.481048][ T32] r5:851fc800 r4:8291892c ** 10 printk messages dropped ** [ 1335.481519][ T32] r9:83018005 r8:851fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 5 printk messages dropped ** [ 1335.481800][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.482197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1335.506806][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 9 printk messages dropped ** [ 1335.507139][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.507227][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.507284][ T32] r5:00001000 r4:ee509000 [ 1335.507307][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.507347][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.507521][ T32] r5:8609478c r4:86094400 [ 1335.507639][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.507691][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1335.507780][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.507849][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.507876][ T32] r4:84a53d80 [ 1335.507897][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.507944][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1335.507967][ T32] r4:00000001 [ 1335.507987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.508022][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1335.508145][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.508179][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.508207][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.508251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.508286][ T32] r4:84a51100 [ 1335.508316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.508349][ T32] INFO: task kworker/1:593:4633 blocked for more than 462 seconds. [ 1335.508382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.508408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.508486][ T32] task:kworker/1:593 state:D stack:0 pid:4633 tgid:4633 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.508608][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.508740][ T32] Call trace: [ 1335.508818][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.508890][ T32] r10:82918930 r9:eb15dd84 r8:00000002 r7:60000113 r6:eb15dd8c r5:851fec00 [ 1335.508918][ T32] r4:851fec00 [ 1335.508938][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.508979][ T32] r5:851fec00 r4:8291892c [ 1335.509031][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.509076][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.509124][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb15de08 [ 1335.509148][ T32] r4:00000000 [ 1335.509201][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.509245][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.509306][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.509377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513e980 [ 1335.509403][ T32] r4:00000000 [ 1335.509423][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.509469][ T32] r9:83018205 r8:851fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1335.509490][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.509531][ T32] r5:00001000 r4:eb14d000 [ 1335.509551][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.509589][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.509629][ T32] r5:8527e38c r4:8527e000 [ 1335.509650][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.509724][ T32] r7:ddde2d80 r6:83018200 r5:8527e38c r4:85134080 [ 1335.509750][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.509796][ T32] r10:61c88647 r9:851fec00 r8:851340ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.509820][ T32] r4:85134080 [ 1335.509854][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.509902][ T32] r10:00000000 r9:85134080 r8:8027f5e8 r7:eb115e60 r6:84a2dd00 r5:851fec00 [ 1335.509929][ T32] r4:00000001 [ 1335.509978][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.510048][ T32] Exception stack(0xeb15dfb0 to 0xeb15dff8) [ 1335.510173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.510205][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.510234][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.510262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.510474][ T32] r4:8513e7c0 [ 1335.510896][ T32] INFO: task kworker/1:593:4633 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1335.510931][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.510998][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.511042][ T32] Call trace: [ 1335.511143][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1335.511222][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1335.511448][ T32] r4:00000000 [ 1335.511473][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.511514][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1335.511544][ T32] dd20: 9b0ae000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1335.511573][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1335.511622][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1335.511709][ T32] r4:82ac11e4 [ 1335.511868][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.511915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1335.511937][ T32] r4:e055ddc0 [ 1335.511962][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.512023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1335.512049][ T32] r4:00000000 [ 1335.512069][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.512116][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1335.512168][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.512213][ T32] r5:00001000 r4:ee509000 [ 1335.512234][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.512308][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.512355][ T32] r5:8609478c r4:86094400 [ 1335.512392][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.512545][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1335.512592][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.512670][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.512700][ T32] r4:84a53d80 [ 1335.512720][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.512790][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1335.512831][ T32] r4:00000001 [ 1335.512856][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.512908][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1335.512942][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.512980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.523857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.523978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.524008][ T32] r4:84a51100 [ 1335.524039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.524072][ T32] INFO: task kworker/1:594:4635 blocked for more than 462 seconds. [ 1335.524108][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.524167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.524196][ T32] task:kworker/1:594 state:D stack:0 pid:4635 tgid:4635 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.524302][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.524369][ T32] Call trace: [ 1335.524402][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1335.524748][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.525288][ T32] r5:00001000 r4:dfa33000 ** 6 printk messages dropped ** [ 1335.525607][ T32] r10:61c88647 r9:8484d400 r8:8513412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1335.527018][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 16 printk messages dropped ** [ 1335.528148][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 14 printk messages dropped ** [ 1335.528959][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 11 printk messages dropped ** [ 1335.529877][ T32] Call trace: ** 10 printk messages dropped ** [ 1335.530578][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1335.530999][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1335.532194][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 18 printk messages dropped ** [ 1335.567155][ T32] r5:00001000 r4:ee509000 ** 9 printk messages dropped ** [ 1335.568051][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1335.568078][ T32] r4:00000001 [ 1335.568160][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.568255][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1335.568299][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.568426][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.568484][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.568547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.568771][ T32] r4:84a51100 [ 1335.568875][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.568926][ T32] INFO: task kworker/1:596:4639 blocked for more than 462 seconds. [ 1335.569152][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.569184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.569214][ T32] task:kworker/1:596 state:D stack:0 pid:4639 tgid:4639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.569337][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.569403][ T32] Call trace: [ 1335.569458][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.569512][ T32] r10:82918930 r9:eb145d84 r8:00000002 r7:60000113 r6:eb145d8c r5:85230c00 [ 1335.569538][ T32] r4:85230c00 [ 1335.569582][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.569627][ T32] r5:85230c00 r4:8291892c [ 1335.569730][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.570623][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.570718][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb145e08 [ 1335.570745][ T32] r4:00000000 [ 1335.570767][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.570809][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.571030][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.571108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8513ee00 [ 1335.571190][ T32] r4:00000000 [ 1335.571218][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.571470][ T32] r9:83018205 r8:85230c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 1 printk messages dropped ** [ 1335.571676][ T32] r5:00001000 r4:dfb93000 ** 1 printk messages dropped ** [ 1335.571918][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1335.595073][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1335.596066][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.596594][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1335.597236][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1335.598125][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1335.598514][ T32] r5:00001000 r4:dfdd7000 ** 5 printk messages dropped ** [ 1335.598712][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1335.600282][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1335.601386][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 18 printk messages dropped ** [ 1335.602369][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 5 printk messages dropped ** [ 1335.602631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.602662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.602818][ T32] r4:84a51100 [ 1335.602844][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.602877][ T32] INFO: task kworker/1:598:4644 blocked for more than 462 seconds. [ 1335.602908][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.602933][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.602955][ T32] task:kworker/1:598 state:D stack:0 pid:4644 tgid:4644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.618673][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.618826][ T32] Call trace: [ 1335.618864][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.618923][ T32] r10:82918930 r9:eb181d84 r8:00000002 r7:60000113 r6:eb181d8c r5:85233000 [ 1335.618979][ T32] r4:85233000 [ 1335.619036][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.619104][ T32] r5:85233000 r4:8291892c [ 1335.619144][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.619188][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.619236][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1335.619260][ T32] r4:00000000 [ 1335.619314][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.619359][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.619399][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.619441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a2ff80 [ 1335.619494][ T32] r4:00000000 [ 1335.619518][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.619570][ T32] r9:83018205 r8:85233000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1335.619593][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.619706][ T32] r5:00001000 r4:e03f3000 [ 1335.619731][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.619773][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1335.620116][ T32] r4:85134480 ** 11 printk messages dropped ** [ 1335.621103][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1335.622187][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 14 printk messages dropped ** [ 1335.622907][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 11 printk messages dropped ** [ 1335.640713][ T32] Call trace: ** 8 printk messages dropped ** [ 1335.641246][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1335.641558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85157100 [ 1335.641585][ T32] r4:00000000 [ 1335.641610][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.641661][ T32] r9:83018205 r8:85233c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1335.641684][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.641725][ T32] r5:00001000 r4:e04c5000 [ 1335.641746][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.641785][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.641860][ T32] r5:8527ff8c r4:8527fc00 [ 1335.641885][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.641933][ T32] r7:ddde2d80 r6:83018200 r5:8527ff8c r4:85134580 [ 1335.641955][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.642000][ T32] r10:61c88647 r9:85233c00 r8:851345ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.642022][ T32] r4:85134580 [ 1335.642041][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.642086][ T32] r10:00000000 r9:85134580 r8:8027f5e8 r7:eb181e60 r6:85134600 r5:85233c00 [ 1335.642109][ T32] r4:00000001 [ 1335.642163][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.642236][ T32] Exception stack(0xeb185fb0 to 0xeb185ff8) [ 1335.642272][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.642303][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.642329][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.642359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.642382][ T32] r4:85157040 [ 1335.642793][ T32] INFO: task kworker/1:599:4646 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1335.642827][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.642899][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.649278][ T32] Call trace: [ 1335.649383][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1335.649485][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1335.649545][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.649837][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 17 printk messages dropped ** [ 1335.650806][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 10 printk messages dropped ** [ 1335.651247][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1335.651988][ T32] r5:85234800 r4:8291892c ** 10 printk messages dropped ** [ 1335.652416][ T32] r9:83018205 r8:85234800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 ** 8 printk messages dropped ** [ 1335.652842][ T32] r10:61c88647 r9:85234800 r8:851346ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1335.667641][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 18 printk messages dropped ** [ 1335.668621][ T32] r5:00001000 r4:ee509000 ** 9 printk messages dropped ** [ 1335.670405][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 2 printk messages dropped ** [ 1335.670532][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1335.670560][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.670714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.670985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.671020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.671047][ T32] r4:84a51100 [ 1335.671070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.671216][ T32] INFO: task kworker/1:601:4650 blocked for more than 462 seconds. [ 1335.671331][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.671364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.671614][ T32] task:kworker/1:601 state:D stack:0 pid:4650 tgid:4650 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.671668][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.672144][ T32] Call trace: [ 1335.672212][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.672266][ T32] r10:82918930 r9:eb199d84 r8:00000002 r7:60000113 r6:eb199d8c r5:85235400 [ 1335.672321][ T32] r4:85235400 [ 1335.672346][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.672391][ T32] r5:85235400 r4:8291892c [ 1335.672413][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.672456][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.672990][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb199e08 [ 1335.702927][ T32] r4:00000000 [ 1335.702999][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.704398][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.704509][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.704574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85157380 [ 1335.704601][ T32] r4:00000000 [ 1335.704623][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.704676][ T32] r9:83018205 r8:85235400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1335.704699][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.704747][ T32] r5:00001000 r4:e05bf000 [ 1335.704769][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.704820][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.704902][ T32] r5:8528438c r4:85284000 [ 1335.704929][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.704982][ T32] r7:ddde2d80 r6:83018200 r5:8528438c r4:85134780 [ 1335.705006][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.705056][ T32] r10:61c88647 r9:85235400 r8:851347ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.705080][ T32] r4:85134780 [ 1335.705102][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.705240][ T32] r10:00000000 r9:85134780 r8:8027f5e8 r7:eb189e60 r6:85134800 r5:85235400 [ 1335.705329][ T32] r4:00000001 [ 1335.705491][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.705676][ T32] Exception stack(0xeb199fb0 to 0xeb199ff8) [ 1335.705734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.705819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1335.706504][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.708101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 12 printk messages dropped ** [ 1335.709351][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1335.709744][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1335.711331][ T32] INFO: task kworker/1:602:4652 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.712114][ T32] r5:85236000 r4:8291892c ** 5 printk messages dropped ** [ 1335.712562][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.736860][ T32] r5:00001000 r4:ea9db000 ** 1 printk messages dropped ** [ 1335.736983][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.738171][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1335.739090][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.739909][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.740250][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.740588][ T32] r5:8609478c r4:86094400 ** 4 printk messages dropped ** [ 1335.740790][ T32] r4:84a53d80 ** 3 printk messages dropped ** [ 1335.740924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.740962][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1335.740989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.741018][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.741045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.741076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.741098][ T32] r4:84a51100 [ 1335.741119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.741149][ T32] INFO: task kworker/1:603:4654 blocked for more than 462 seconds. [ 1335.741184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.741211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.741231][ T32] task:kworker/1:603 state:D stack:0 pid:4654 tgid:4654 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.741305][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.741349][ T32] Call trace: [ 1335.741414][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.741495][ T32] r10:82918930 r9:eb1a1d84 r8:00000002 r7:60000013 r6:eb1a1d8c r5:85236c00 [ 1335.741523][ T32] r4:85236c00 [ 1335.741549][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.741592][ T32] r5:85236c00 r4:8291892c [ 1335.741612][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.741651][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.741696][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a1e08 [ 1335.741719][ T32] r4:00000000 [ 1335.741737][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.741777][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.741816][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.741857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85157640 [ 1335.741879][ T32] r4:00000000 [ 1335.741927][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.741992][ T32] r9:83018205 r8:85236c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1335.742018][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.742063][ T32] r5:00001000 r4:ea9a7000 [ 1335.742083][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.742122][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.742164][ T32] r5:85284b8c r4:85284800 [ 1335.742183][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.742233][ T32] r7:ddde2d80 r6:83018200 r5:85284b8c r4:85134980 [ 1335.742255][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.742307][ T32] r10:61c88647 r9:85236c00 r8:851349ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.742360][ T32] r4:85134980 [ 1335.742384][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.742428][ T32] r10:00000000 r9:85134980 r8:8027f5e8 r7:eb19de60 r6:85134a00 r5:85236c00 [ 1335.742456][ T32] r4:00000001 [ 1335.742504][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.742571][ T32] Exception stack(0xeb1a1fb0 to 0xeb1a1ff8) [ 1335.742630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.742664][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.742692][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.742722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.742746][ T32] r4:851574c0 [ 1335.759258][ T32] INFO: task kworker/1:603:4654 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1335.759423][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.759540][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1335.759650][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1335.760052][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1335.760640][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1335.760884][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.761133][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1335.761427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1335.762477][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.762987][ T32] r9:83018205 r8:85230000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 1 printk messages dropped ** [ 1335.778002][ T32] r5:00001000 r4:eaa25000 ** 3 printk messages dropped ** [ 1335.778380][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.780621][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.781751][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.782291][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1335.782742][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1335.782934][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1335.809573][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1335.810944][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1335.811550][ T32] task:kworker/1:605 state:D stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1335.812060][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a5e08 ** 7 printk messages dropped ** [ 1335.812569][ T32] r9:83018205 r8:8520e000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 ** 6 printk messages dropped ** [ 1335.812892][ T32] r7:ddde2d80 r6:83018200 r5:85285b8c r4:85134b80 ** 14 printk messages dropped ** [ 1335.822006][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.822111][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.822162][ T32] Call trace: [ 1335.822238][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1335.822298][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1335.822323][ T32] r4:00000000 [ 1335.822365][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.822409][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1335.822440][ T32] dd20: 9d662000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1335.822472][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1335.822497][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.822557][ T32] r5:80000013 r4:80239bb0 [ 1335.822588][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.822655][ T32] r4:82ac11e4 [ 1335.822699][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.822757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1335.822783][ T32] r4:e055ddc0 [ 1335.822810][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.823065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1335.836033][ T32] r4:00000000 [ 1335.836115][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.836207][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1335.836234][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.836296][ T32] r5:00001000 r4:ee509000 [ 1335.836355][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.836405][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.836491][ T32] r5:8609478c r4:86094400 [ 1335.836542][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.836627][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1335.836657][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.836710][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.836735][ T32] r4:84a53d80 [ 1335.836757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.836807][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1335.836833][ T32] r4:00000001 [ 1335.836854][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1335.837045][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1335.837327][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1335.837844][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1335.838075][ T32] r5:00001000 r4:eaab3000 [ 1335.838095][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1335.838335][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.838765][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.839506][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1335.839904][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1335.840124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 5 printk messages dropped ** [ 1335.840338][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 4 printk messages dropped ** [ 1335.840629][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1335.840828][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.840890][ T32] r4:84a53d80 [ 1335.840930][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.840980][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1335.841030][ T32] r4:00000001 [ 1335.841076][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.841115][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1335.841173][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.841217][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.841256][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.841294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.841320][ T32] r4:84a51100 [ 1335.841343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.841372][ T32] INFO: task kworker/1:607:4662 blocked for more than 462 seconds. [ 1335.841401][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.841425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.841445][ T32] task:kworker/1:607 state:D stack:0 pid:4662 tgid:4662 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.841528][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.841573][ T32] Call trace: [ 1335.841605][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.841655][ T32] r10:82918930 r9:eb1b9d84 r8:00000002 r7:60000013 r6:eb1b9d8c r5:847f0000 [ 1335.841711][ T32] r4:847f0000 [ 1335.841751][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.841799][ T32] r5:847f0000 r4:8291892c [ 1335.841821][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.841860][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.841933][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b9e08 [ 1335.841990][ T32] r4:00000000 [ 1335.842070][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.842141][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.842182][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.842227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85157ec0 [ 1335.842249][ T32] r4:00000000 [ 1335.842277][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.842326][ T32] r9:83018205 r8:847f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1335.842350][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.842428][ T32] r5:00001000 r4:eabb9000 [ 1335.842452][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.842497][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.842560][ T32] r5:85285f8c r4:85285c00 [ 1335.842601][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.842650][ T32] r7:ddde2d80 r6:83018200 r5:85285f8c r4:85134d80 [ 1335.842700][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.842750][ T32] r10:61c88647 r9:847f0000 r8:85134dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.842803][ T32] r4:85134d80 [ 1335.842826][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.842874][ T32] r10:00000000 r9:85134d80 r8:8027f5e8 r7:eb1a5e60 r6:84a2de00 r5:847f0000 [ 1335.842897][ T32] r4:00000001 [ 1335.842916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.842950][ T32] Exception stack(0xeb1b9fb0 to 0xeb1b9ff8) [ 1335.843006][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.865935][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.866050][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.866093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.866122][ T32] r4:85157bc0 [ 1335.866594][ T32] INFO: task kworker/1:607:4662 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1335.866638][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.866764][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.866865][ T32] Call trace: [ 1335.866933][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1335.866993][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1335.867019][ T32] r4:00000000 [ 1335.867040][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.867084][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1335.867146][ T32] dd20: 9df2d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1335.867209][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1335.867246][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.867317][ T32] r5:80000013 r4:80239bb0 [ 1335.867347][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.867401][ T32] r4:82ac11e4 [ 1335.867426][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.867475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1335.867501][ T32] r4:e055ddc0 [ 1335.867522][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.867647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1335.867702][ T32] r4:00000000 [ 1335.867823][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.867877][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1335.867901][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.867945][ T32] r5:00001000 r4:ee509000 [ 1335.867966][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.868021][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.868070][ T32] r5:8609478c r4:86094400 [ 1335.868091][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.868139][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1335.868161][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.868207][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.868231][ T32] r4:84a53d80 [ 1335.868251][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.868307][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1335.868330][ T32] r4:00000001 [ 1335.868351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.868387][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1335.868417][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.868447][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.868696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.868749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.868774][ T32] r4:84a51100 [ 1335.868797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.868878][ T32] INFO: task kworker/1:608:4664 blocked for more than 462 seconds. [ 1335.868918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.868988][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.869014][ T32] task:kworker/1:608 state:D stack:0 pid:4664 tgid:4664 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.869313][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.869658][ T32] Call trace: [ 1335.869695][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.869745][ T32] r10:82918930 r9:eb1bdd84 r8:00000002 r7:60000013 r6:eb1bdd8c r5:847f0c00 [ 1335.869769][ T32] r4:847f0c00 [ 1335.869788][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.869829][ T32] r5:847f0c00 r4:8291892c [ 1335.869850][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.869889][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.869934][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1bde08 [ 1335.869956][ T32] r4:00000000 [ 1335.870312][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.870357][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.870542][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.870591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be1fc0 [ 1335.870616][ T32] r4:00000000 [ 1335.870637][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.870686][ T32] r9:83018205 r8:847f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1335.870708][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.870750][ T32] r5:00001000 r4:eafd3000 [ 1335.870806][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.870850][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.870894][ T32] r5:8528638c r4:85286000 [ 1335.870914][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.871123][ T32] r7:ddde2d80 r6:83018200 r5:8528638c r4:85134e00 ** 2 printk messages dropped ** [ 1335.871239][ T32] r4:85134e00 ** 5 printk messages dropped ** [ 1335.871593][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.893668][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1335.893903][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1335.894247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 2 printk messages dropped ** [ 1335.894370][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1335.894396][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.894489][ T32] r5:00001000 r4:ee509000 [ 1335.894516][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.894563][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.894631][ T32] r5:8609478c r4:86094400 [ 1335.894660][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.894713][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1335.894737][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.894788][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.894826][ T32] r4:84a53d80 [ 1335.894852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.894931][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1335.894958][ T32] r4:00000001 [ 1335.894980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.895022][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1335.895082][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.895117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.895147][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.895180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.895206][ T32] r4:84a51100 [ 1335.895233][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.895299][ T32] INFO: task kworker/1:609:4665 blocked for more than 462 seconds. [ 1335.895340][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.895368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.895391][ T32] task:kworker/1:609 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.895453][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.895501][ T32] Call trace: [ 1335.895667][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1335.895722][ T32] r10:82918930 r9:eb1add84 r8:00000002 r7:60000113 r6:eb1add8c r5:847f2400 [ 1335.895746][ T32] r4:847f2400 [ 1335.895767][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1335.895812][ T32] r5:847f2400 r4:8291892c [ 1335.895977][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.896216][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.896367][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1ade08 [ 1335.896412][ T32] r4:00000000 [ 1335.896447][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1335.896543][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1335.896609][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.896682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1c1c0 [ 1335.896721][ T32] r4:00000000 [ 1335.896754][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.896831][ T32] r9:83018205 r8:847f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1335.896881][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.896987][ T32] r5:00001000 r4:eb00b000 [ 1335.897025][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.897091][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.897189][ T32] r5:8528678c r4:85286400 [ 1335.897268][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.897364][ T32] r7:ddde2d80 r6:83018200 r5:8528678c r4:85134e80 [ 1335.897430][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1335.897552][ T32] r4:85134e80 ** 7 printk messages dropped ** [ 1335.897938][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.898923][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.899438][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1335.899778][ T32] r5:00001000 r4:ee509000 ** 7 printk messages dropped ** [ 1335.900229][ T32] r4:84a53d80 ** 8 printk messages dropped ** [ 1335.900774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1335.901540][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 12 printk messages dropped ** [ 1335.902421][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1335.902581][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1335.902941][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.933936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.935463][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 7 printk messages dropped ** [ 1335.936133][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1335.936912][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1335.937239][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 7 printk messages dropped ** [ 1335.937899][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1335.938896][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1335.939527][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1335.940119][ T32] r5:00001000 r4:eb017000 [ 1335.940140][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1335.940542][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.940596][ T32] r10:61c88647 r9:847f4800 r8:85134fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.940667][ T32] r4:85134f80 [ 1335.940734][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.940854][ T32] r10:00000000 r9:85134f80 r8:8027f5e8 r7:eb1c9e60 r6:84943000 r5:847f4800 [ 1335.940968][ T32] r4:00000001 [ 1335.941014][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.941200][ T32] Exception stack(0xeb1cdfb0 to 0xeb1cdff8) [ 1335.941236][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.941503][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.941562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.941594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.941818][ T32] r4:84a1c240 [ 1335.942212][ T32] INFO: task kworker/1:611:4670 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1335.942248][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.942316][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.942444][ T32] Call trace: [ 1335.942538][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1335.942591][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1335.942616][ T32] r4:00000000 [ 1335.942636][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.942675][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1335.942704][ T32] dd20: 9e682000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1335.942734][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1335.942761][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1335.942785][ T32] r5:80000013 r4:80239bb0 [ 1335.942806][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1335.942956][ T32] r4:82ac11e4 [ 1335.943111][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.967323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1335.967422][ T32] r4:e055ddc0 [ 1335.967770][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1335.967904][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1335.968098][ T32] r4:00000000 [ 1335.968217][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1335.968335][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1335.968501][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1335.968603][ T32] r5:00001000 r4:ee509000 [ 1335.968643][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1335.968726][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.968815][ T32] r5:8609478c r4:86094400 [ 1335.968986][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1335.969083][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1335.969134][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1335.969324][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1335.969384][ T32] r4:84a53d80 [ 1335.969427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1335.969515][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1335.969840][ T32] r4:00000001 [ 1335.969888][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.969964][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1335.970022][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.970083][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.970133][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.970197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1335.970239][ T32] r4:84a51100 [ 1335.970389][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.970472][ T32] INFO: task kworker/1:612:4673 blocked for more than 462 seconds. [ 1335.970540][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.970596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.970754][ T32] task:kworker/1:612 state:D stack:0 pid:4673 tgid:4673 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.970868][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1335.971325][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1335.972099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1c480 ** 4 printk messages dropped ** [ 1335.972523][ T32] r5:00001000 r4:eb02d000 ** 1 printk messages dropped ** [ 1335.972653][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.004001][ T32] r10:00000000 r9:84b38000 r8:8027f5e8 r7:eb1c9e60 r6:84943080 r5:847f3c00 ** 10 printk messages dropped ** [ 1336.005941][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.006586][ T32] dd20: 9ee92000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1336.007244][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1336.007991][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1336.008700][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.009451][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.009926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1336.011290][ T32] r5:847f5400 r4:8291892c ** 6 printk messages dropped ** [ 1336.011934][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1336.012830][ T32] r5:00001000 r4:eb1e5000 ** 1 printk messages dropped ** [ 1336.034697][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1336.035177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.035574][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.037084][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.037113][ T32] r4:00000000 [ 1336.037197][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.037313][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.037348][ T32] dd20: 9f0ee000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.037381][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.037407][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.037519][ T32] r5:80000013 r4:80239bb0 [ 1336.037544][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.037589][ T32] r4:82ac11e4 [ 1336.037610][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.037655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.037679][ T32] r4:e055ddc0 [ 1336.037699][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.037748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.037772][ T32] r4:00000000 [ 1336.037840][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.037963][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.037989][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.038305][ T32] r5:00001000 r4:ee509000 [ 1336.038432][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.038478][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.038525][ T32] r5:8609478c r4:86094400 [ 1336.038546][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.038753][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.038779][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.038827][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.039164][ T32] r4:84a53d80 [ 1336.039192][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.039280][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.039325][ T32] r4:00000001 [ 1336.039393][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.039513][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.039624][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.039656][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.039686][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.039716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.039738][ T32] r4:84a51100 [ 1336.039760][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.039790][ T32] INFO: task kworker/1:614:4677 blocked for more than 462 seconds. [ 1336.039825][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.039896][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.039921][ T32] task:kworker/1:614 state:D stack:0 pid:4677 tgid:4677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.039968][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.040011][ T32] Call trace: [ 1336.040195][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.040248][ T32] r10:82918930 r9:eb1b5d84 r8:00000002 r7:60000013 r6:eb1b5d8c r5:85239800 [ 1336.040318][ T32] r4:85239800 [ 1336.040503][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.040621][ T32] r5:85239800 r4:8291892c [ 1336.040673][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.040774][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.040827][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1b5e08 [ 1336.040855][ T32] r4:00000000 [ 1336.040876][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.040916][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.040951][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.041184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1c740 [ 1336.041227][ T32] r4:00000000 [ 1336.041249][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.041405][ T32] r9:83018205 r8:85239800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1336.041432][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.041477][ T32] r5:00001000 r4:eb169000 [ 1336.041501][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.041586][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.041634][ T32] r5:8528778c r4:85287400 [ 1336.041747][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.041799][ T32] r7:ddde2d80 r6:83018200 r5:8528778c r4:84b38100 [ 1336.041960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1336.042068][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1336.042429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1336.066297][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1336.066520][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.066739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 7 printk messages dropped ** [ 1336.067069][ T32] r5:8609478c r4:86094400 ** 4 printk messages dropped ** [ 1336.067251][ T32] r4:84a53d80 ** 9 printk messages dropped ** [ 1336.067635][ T32] r4:84a51100 ** 6 printk messages dropped ** [ 1336.067941][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.068314][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.069333][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.070023][ T32] r7:ddde2d80 r6:83018200 r5:85287f8c r4:84b38200 ** 8 printk messages dropped ** [ 1336.071172][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.072218][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1336.072761][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1336.093665][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.093884][ T32] r5:00001000 r4:ee509000 [ 1336.093911][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.093961][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.094043][ T32] r5:8609478c r4:86094400 [ 1336.094074][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.094132][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.094183][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.094244][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.094271][ T32] r4:84a53d80 [ 1336.094296][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.094350][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.094377][ T32] r4:00000001 [ 1336.094401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.094443][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.094478][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.094512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.094550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.094586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.094697][ T32] r4:84a51100 [ 1336.094726][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.094770][ T32] INFO: task kworker/1:616:4681 blocked for more than 462 seconds. ** 8 printk messages dropped ** [ 1336.095302][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1336.095772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1cb40 ** 8 printk messages dropped ** [ 1336.096151][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1336.096761][ T32] r4:84a1c680 [ 1336.097166][ T32] INFO: task kworker/1:616:4681 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.097200][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.097315][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.097392][ T32] Call trace: [ 1336.097443][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.097494][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.097530][ T32] r4:00000000 [ 1336.097561][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.097602][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.097631][ T32] dd20: 9f7ce000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.097661][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.097698][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.097726][ T32] r5:80000013 r4:80239bb0 [ 1336.097747][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 17 printk messages dropped ** [ 1336.098623][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1336.099009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.099449][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.099822][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb21de08 ** 9 printk messages dropped ** [ 1336.100172][ T32] r5:00001000 r4:eb209000 [ 1336.100226][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.100298][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.100348][ T32] r5:8528c78c r4:8528c400 [ 1336.100397][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.100445][ T32] r7:ddde2d80 r6:83018200 r5:8528c78c r4:84b38400 [ 1336.100507][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.100596][ T32] r10:61c88647 r9:847f1800 r8:84b3842c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.100623][ T32] r4:84b38400 [ 1336.100671][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.100732][ T32] r10:00000000 r9:84b38400 r8:8027f5e8 r7:eb1e9e60 r6:84943180 r5:847f1800 [ 1336.100761][ T32] r4:00000001 [ 1336.100781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.100817][ T32] Exception stack(0xeb21dfb0 to 0xeb21dff8) [ 1336.100848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.100878][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.100932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.100965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.101008][ T32] r4:84a1c9c0 [ 1336.101288][ T32] INFO: task kworker/1:617:4684 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.101323][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.101379][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.101421][ T32] Call trace: [ 1336.101475][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.101539][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.101586][ T32] r4:00000000 [ 1336.101611][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1336.101753][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1336.102133][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1336.102570][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 15 printk messages dropped ** [ 1336.124817][ T32] task:kworker/1:618 state:D stack:0 pid:4685 tgid:4685 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.125508][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.125676][ T32] r5:00001000 r4:eb225000 ** 3 printk messages dropped ** [ 1336.125798][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1336.126217][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) [ 1336.126257][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.126290][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.126323][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.126355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.126379][ T32] r4:84a1cb00 [ 1336.126794][ T32] INFO: task kworker/1:618:4685 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.126856][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.126933][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.126981][ T32] Call trace: [ 1336.127012][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.127088][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.127117][ T32] r4:00000000 [ 1336.127139][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.127180][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.127236][ T32] dd20: 9fb71000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.127270][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.127299][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.127324][ T32] r5:80000013 r4:80239bb0 [ 1336.127344][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.127385][ T32] r4:82ac11e4 [ 1336.127446][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.127521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.127618][ T32] r4:e055ddc0 [ 1336.127642][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.127685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.127707][ T32] r4:00000000 [ 1336.127726][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.127789][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.127815][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.127858][ T32] r5:00001000 r4:ee509000 [ 1336.127878][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.127916][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.127957][ T32] r5:8609478c r4:86094400 [ 1336.128002][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.128052][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.128073][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.128118][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.128141][ T32] r4:84a53d80 [ 1336.128186][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.128236][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.128259][ T32] r4:00000001 [ 1336.128305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.128348][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.128406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.128439][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.128484][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.128517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.128549][ T32] r4:84a51100 [ 1336.128574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.128621][ T32] INFO: task kworker/1:619:4686 blocked for more than 462 seconds. [ 1336.128683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.128711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.128733][ T32] task:kworker/1:619 state:D stack:0 pid:4686 tgid:4686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.128805][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.128872][ T32] Call trace: [ 1336.128975][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.129024][ T32] r10:82918930 r9:eb1f5d84 r8:00000002 r7:60000013 r6:eb1f5d8c r5:8523c800 [ 1336.129047][ T32] r4:8523c800 [ 1336.129066][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.129111][ T32] r5:8523c800 r4:8291892c [ 1336.129132][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.129171][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.129218][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f5e08 [ 1336.129244][ T32] r4:00000000 [ 1336.129300][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.129343][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.129422][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.129467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1ce00 [ 1336.129489][ T32] r4:00000000 [ 1336.129520][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.129574][ T32] r9:83018205 r8:8523c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1336.129611][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.129683][ T32] r5:00001000 r4:eb215000 [ 1336.129718][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.129789][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.129834][ T32] r5:8528cb8c r4:8528c800 [ 1336.129856][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.129901][ T32] r7:ddde2d80 r6:83018200 r5:8528cb8c r4:84b38580 ** 1 printk messages dropped ** [ 1336.129967][ T32] r10:61c88647 r9:8523c800 r8:84b385ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.130378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1336.130981][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1336.131367][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1336.131585][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.131812][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.132077][ T32] r4:84a53d80 ** 7 printk messages dropped ** [ 1336.132337][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1336.132576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1336.163766][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.164313][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84924040 ** 4 printk messages dropped ** [ 1336.164575][ T32] r5:00001000 r4:eb231000 ** 3 printk messages dropped ** [ 1336.164793][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1336.165403][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.166144][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.166502][ T32] dd20: a03f4000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 9 printk messages dropped ** [ 1336.167074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1336.167568][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.167859][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.168305][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.168511][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.168628][ T32] r4:00000000 [ 1336.168648][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.168686][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.168844][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.168893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84924280 [ 1336.168917][ T32] r4:00000000 [ 1336.168937][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.168982][ T32] r9:83018205 r8:8523e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1336.169003][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.169079][ T32] r5:00001000 r4:eb23d000 [ 1336.169103][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.169144][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.169189][ T32] r5:8528d78c r4:8528d400 [ 1336.169286][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.169338][ T32] r7:ddde2d80 r6:83018200 r5:8528d78c r4:84b38780 [ 1336.169381][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.169561][ T32] r10:61c88647 r9:8523e000 r8:84b387ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.169604][ T32] r4:84b38780 [ 1336.169627][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.169673][ T32] r10:00000000 r9:84b38780 r8:8027f5e8 r7:eb219e60 r6:84b38800 r5:8523e000 [ 1336.169696][ T32] r4:00000001 [ 1336.169847][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.169950][ T32] Exception stack(0xeb229fb0 to 0xeb229ff8) [ 1336.169980][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.170039][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.170071][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.170102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.170124][ T32] r4:84a1cec0 [ 1336.170408][ T32] INFO: task kworker/1:621:4690 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.170440][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.170528][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.170576][ T32] Call trace: [ 1336.170606][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.170653][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.170677][ T32] r4:00000000 [ 1336.170696][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.170734][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.170764][ T32] dd20: a03f4000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.170822][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.170852][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.170876][ T32] r5:80000013 r4:80239bb0 [ 1336.170913][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.170965][ T32] r4:82ac11e4 [ 1336.170986][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.171029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.171052][ T32] r4:e055ddc0 [ 1336.171073][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.171115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.171137][ T32] r4:00000000 [ 1336.171157][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.171205][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.171271][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.171317][ T32] r5:00001000 r4:ee509000 [ 1336.171337][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.171375][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.171447][ T32] r5:8609478c r4:86094400 [ 1336.171471][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.171517][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.171543][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.171588][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.171612][ T32] r4:84a53d80 [ 1336.171714][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.171762][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.171788][ T32] r4:00000001 [ 1336.171808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.171842][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.171868][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.171896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.171923][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.171951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.171974][ T32] r4:84a51100 [ 1336.171995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.172020][ T32] INFO: task kworker/0:164:4692 blocked for more than 462 seconds. [ 1336.172143][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.172171][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.172242][ T32] task:kworker/0:164 state:D stack:0 pid:4692 tgid:4692 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.172599][ T32] r5:84959800 r4:8291892c ** 5 printk messages dropped ** [ 1336.172888][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.186760][ T32] r5:00001000 r4:eb269000 [ 1336.186782][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1336.187000][ T32] r7:dddced80 r6:83018000 r5:85242b8c r4:84943200 ** 8 printk messages dropped ** [ 1336.187337][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.188103][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.188588][ T32] dd20: a03f4000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1336.188889][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1336.189168][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1336.189472][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.189497][ T32] r4:84a53d80 [ 1336.189516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.189567][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.189590][ T32] r4:00000001 [ 1336.189610][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.189676][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.189738][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.189772][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.189866][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.189935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.189984][ T32] r4:84a51100 [ 1336.190036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.190095][ T32] INFO: task kworker/1:622:4695 blocked for more than 462 seconds. [ 1336.190168][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.190234][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.190278][ T32] task:kworker/1:622 state:D stack:0 pid:4695 tgid:4695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.190370][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.190492][ T32] Call trace: [ 1336.190631][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.190731][ T32] r10:82918930 r9:eb261d84 r8:00000002 r7:60000013 r6:eb261d8c r5:84958000 [ 1336.190781][ T32] r4:84958000 [ 1336.190825][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.190922][ T32] r5:84958000 r4:8291892c [ 1336.191001][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.191095][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.191188][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb261e08 [ 1336.191332][ T32] r4:00000000 [ 1336.191391][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.191476][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.191562][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.191649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:849243c0 [ 1336.191700][ T32] r4:00000000 [ 1336.191741][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.191877][ T32] r9:83018205 r8:84958000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1336.191933][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.192016][ T32] r5:00001000 r4:eb24d000 [ 1336.192060][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.192137][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.192220][ T32] r5:8528db8c r4:8528d800 [ 1336.192261][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.192347][ T32] r7:ddde2d80 r6:83018200 r5:8528db8c r4:84b38880 [ 1336.192392][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.192507][ T32] r10:61c88647 r9:84958000 r8:84b388ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.192566][ T32] r4:84b38880 [ 1336.192607][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.192693][ T32] r10:00000000 r9:84b38880 r8:8027f5e8 r7:eb229e60 r6:84943300 r5:84958000 [ 1336.192740][ T32] r4:00000001 [ 1336.192784][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.192856][ T32] Exception stack(0xeb261fb0 to 0xeb261ff8) [ 1336.192911][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.192968][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.210740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.210931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.210988][ T32] r4:84924100 [ 1336.211718][ T32] INFO: task kworker/1:622:4695 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.211804][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.211884][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.211951][ T32] Call trace: [ 1336.212154][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.212216][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.212243][ T32] r4:00000000 [ 1336.212510][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.212568][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.212601][ T32] dd20: a06fd000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.212728][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.212765][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.212794][ T32] r5:80000013 r4:80239bb0 [ 1336.212817][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.212864][ T32] r4:82ac11e4 [ 1336.212886][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.212929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.212953][ T32] r4:e055ddc0 [ 1336.212974][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.223727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.223830][ T32] r4:00000000 [ 1336.223863][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.223930][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.223955][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.224002][ T32] r5:00001000 r4:ee509000 [ 1336.224023][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.224063][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.224107][ T32] r5:8609478c r4:86094400 [ 1336.224153][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.224212][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.224237][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.224285][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.224342][ T32] r4:84a53d80 [ 1336.224368][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.224431][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.224488][ T32] r4:00000001 [ 1336.224523][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1336.224752][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1336.224969][ T32] task:kworker/1:623 state:D stack:0 pid:4696 tgid:4696 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.225643][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.225890][ T32] r5:00001000 r4:eb28d000 [ 1336.225910][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1336.225991][ T32] r5:8528e78c r4:8528e400 ** 3 printk messages dropped ** [ 1336.226121][ T32] r10:61c88647 r9:8523ec00 r8:84b3892c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1336.226627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1336.227575][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1336.227853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1336.228275][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.228495][ T32] r4:84a53d80 ** 5 printk messages dropped ** [ 1336.228703][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.229142][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.229399][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1336.229862][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.230023][ T32] r5:00001000 r4:eb259000 [ 1336.230045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1336.230230][ T32] r7:ddde2d80 r6:83018200 r5:8528df8c r4:84b38a00 ** 8 printk messages dropped ** [ 1336.230733][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.231292][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.231667][ T32] dd20: a08d0000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 10 printk messages dropped ** [ 1336.232090][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.232272][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.232324][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.232409][ T32] r5:00001000 r4:ee509000 [ 1336.232452][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.232570][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.232666][ T32] r5:8609478c r4:86094400 [ 1336.232714][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.232811][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.232856][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.232947][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.232995][ T32] r4:84a53d80 [ 1336.260770][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.260957][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.260991][ T32] r4:00000001 [ 1336.261042][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.261107][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.261142][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.261172][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.261203][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.261234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.261258][ T32] r4:84a51100 [ 1336.261281][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.261340][ T32] INFO: task kworker/1:625:4700 blocked for more than 462 seconds. [ 1336.261377][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.261501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.261560][ T32] task:kworker/1:625 state:D stack:0 pid:4700 tgid:4700 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.261647][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.261909][ T32] Call trace: [ 1336.261983][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.262035][ T32] r10:82918930 r9:eb25dd84 r8:00000002 r7:60000013 r6:eb25dd8c r5:852c8c00 [ 1336.262059][ T32] r4:852c8c00 [ 1336.262113][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.262158][ T32] r5:852c8c00 r4:8291892c [ 1336.262178][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.262264][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.262314][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [ 1336.262338][ T32] r4:00000000 [ 1336.262394][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.262437][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.262477][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.262519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84924900 [ 1336.262548][ T32] r4:00000000 [ 1336.262569][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.262813][ T32] r9:83018205 r8:852c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c3000 [ 1336.262840][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.262883][ T32] r5:00001000 r4:eb281000 [ 1336.262903][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.262941][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.262982][ T32] r5:8528e38c r4:8528e000 [ 1336.263003][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.263131][ T32] r7:ddde2d80 r6:83018200 r5:8528e38c r4:84b38b00 [ 1336.273761][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.273855][ T32] r10:61c88647 r9:852c8c00 r8:84b38b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.273883][ T32] r4:84b38b00 [ 1336.273905][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.273955][ T32] r10:00000000 r9:84b38b00 r8:8027f5e8 r7:eb235e60 r6:84b38b80 r5:852c8c00 [ 1336.273979][ T32] r4:00000001 [ 1336.274000][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.274038][ T32] Exception stack(0xeb25dfb0 to 0xeb25dff8) [ 1336.274069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.274099][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.274127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.274158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1336.274726][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.275320][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1336.276008][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1336.276299][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1336.276594][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.276618][ T32] r4:84a53d80 [ 1336.276639][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.276734][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.276760][ T32] r4:00000001 [ 1336.276781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.276913][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.276945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.276976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.277005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.277036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.277060][ T32] r4:84a51100 [ 1336.277082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.277111][ T32] INFO: task kworker/0:165:4702 blocked for more than 462 seconds. [ 1336.277147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.277174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.277264][ T32] task:kworker/0:165 state:D stack:0 pid:4702 tgid:4702 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.277481][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.277526][ T32] Call trace: [ 1336.277649][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.277747][ T32] r10:82918930 r9:eb26dd84 r8:00000002 r7:60000113 r6:eb26dd8c r5:84958c00 [ 1336.277800][ T32] r4:84958c00 [ 1336.277847][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.277930][ T32] r5:84958c00 r4:8291892c [ 1336.277995][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.278083][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.278193][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb26de08 [ 1336.278271][ T32] r4:00000000 [ 1336.278317][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.278397][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.278471][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.278569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b9a00 [ 1336.278618][ T32] r4:00000000 [ 1336.278670][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.278847][ T32] r9:83018005 r8:84958c00 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1336.279031][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.279218][ T32] r5:00001000 r4:eb203000 [ 1336.279274][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.279363][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.279453][ T32] r5:8538038c r4:85380000 [ 1336.279498][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.279638][ T32] r7:dddced80 r6:83018000 r5:8538038c r4:84943380 [ 1336.279695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.279792][ T32] r10:61c88647 r9:84958c00 r8:849433ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.279862][ T32] r4:84943380 [ 1336.279908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1336.280259][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.281640][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1336.282342][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1336.282874][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 9 printk messages dropped ** [ 1336.304754][ T32] r4:84a53d80 ** 5 printk messages dropped ** [ 1336.305296][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.306361][ T32] task:kworker/0:166 state:D stack:0 pid:4704 tgid:4704 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.306501][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.307543][ T32] Call trace: [ 1336.307626][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.307728][ T32] r10:82918930 r9:eb285d84 r8:00000002 r7:60000113 r6:eb285d8c r5:852c9800 [ 1336.307778][ T32] r4:852c9800 [ 1336.307818][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.307897][ T32] r5:852c9800 r4:8291892c [ 1336.307940][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.308017][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.308107][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 [ 1336.308157][ T32] r4:00000000 [ 1336.308207][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.308294][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.308396][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.308506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a4800 [ 1336.308566][ T32] r4:00000000 [ 1336.308671][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.308785][ T32] r9:83018005 r8:852c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1336.308868][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.309324][ T32] r5:00001000 r4:ea8eb000 [ 1336.309489][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.309591][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.309678][ T32] r5:8524378c r4:85243400 [ 1336.309859][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.310214][ T32] r7:dddced80 r6:83018000 r5:8524378c r4:84943480 [ 1336.310280][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.310379][ T32] r10:61c88647 r9:852c9800 r8:849434ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.310430][ T32] r4:84943480 [ 1336.310474][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.310573][ T32] r10:00000000 r9:84943480 r8:8027f5e8 r7:eb26de60 r6:84b38c00 r5:852c9800 [ 1336.310621][ T32] r4:00000001 [ 1336.310663][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.310732][ T32] Exception stack(0xeb285fb0 to 0xeb285ff8) [ 1336.310787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.311196][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.311309][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.311354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.311379][ T32] r4:8492c2c0 [ 1336.312014][ T32] INFO: task kworker/0:166:4704 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.312133][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.312246][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.312324][ T32] Call trace: [ 1336.312357][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.312408][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.312433][ T32] r4:00000000 [ 1336.312545][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.312609][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.312641][ T32] dd20: a133b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.312683][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.312717][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.312745][ T32] r5:80000013 r4:80239bb0 [ 1336.312766][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.312807][ T32] r4:82ac11e4 [ 1336.312857][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.313032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.339426][ T32] r4:e055ddc0 [ 1336.339474][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.339594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.339649][ T32] r4:00000000 [ 1336.339688][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.339758][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.339811][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.339905][ T32] r5:00001000 r4:ee509000 [ 1336.339935][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.340023][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.340071][ T32] r5:8609478c r4:86094400 [ 1336.340096][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.340145][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.340167][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.340235][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.340298][ T32] r4:84a53d80 ** 1 printk messages dropped ** [ 1336.340374][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1336.340908][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1336.341145][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1336.341771][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1336.342038][ T32] r5:00001000 r4:eb29d000 [ 1336.342058][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1336.342263][ T32] r7:ddde2d80 r6:83018200 r5:8528ef8c r4:84b38c80 ** 7 printk messages dropped ** [ 1336.342541][ T32] Exception stack(0xeb2a1fb0 to 0xeb2a1ff8) ** 6 printk messages dropped ** [ 1336.353929][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1336.354650][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.355079][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1336.355401][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.355670][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.356069][ T32] task:kworker/1:627 state:D stack:0 pid:4708 tgid:4708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1336.357239][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1336.357501][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.357658][ T32] r7:ddde2d80 r6:83018200 r5:8528eb8c r4:84b38d80 [ 1336.357684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.357732][ T32] r10:61c88647 r9:852cb000 r8:84b38dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.357953][ T32] r4:84b38d80 [ 1336.357977][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.358070][ T32] r10:00000000 r9:84b38d80 r8:8027f5e8 r7:eb2a1e60 r6:84b38e00 r5:852cb000 [ 1336.358097][ T32] r4:00000001 [ 1336.358372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.358415][ T32] Exception stack(0xeb279fb0 to 0xeb279ff8) [ 1336.358444][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.358474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.358502][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.358531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.358568][ T32] r4:849249c0 [ 1336.359008][ T32] INFO: task kworker/1:627:4708 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.359042][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.359177][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.359228][ T32] Call trace: [ 1336.359274][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.359325][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.359349][ T32] r4:00000000 [ 1336.359403][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.359521][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.359562][ T32] dd20: a1699000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.359933][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.360261][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.360297][ T32] r5:80000013 r4:80239bb0 [ 1336.360321][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.360381][ T32] r4:82ac11e4 [ 1336.360407][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.360454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.360510][ T32] r4:e055ddc0 [ 1336.360537][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.360585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.360609][ T32] r4:00000000 [ 1336.360630][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.360678][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.360700][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.360831][ T32] r5:00001000 r4:ee509000 [ 1336.360855][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.360955][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.361003][ T32] r5:8609478c r4:86094400 [ 1336.361078][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.361130][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.361153][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.361203][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.361257][ T32] r4:84a53d80 [ 1336.361281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.361418][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.361540][ T32] r4:00000001 [ 1336.361661][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.361700][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.361730][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.361773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.361857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.361977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.362040][ T32] r4:84a51100 ** 1 printk messages dropped ** [ 1336.362093][ T32] INFO: task kworker/1:628:4710 blocked for more than 462 seconds. ** 7 printk messages dropped ** [ 1336.362773][ T32] r4:852cbc00 ** 1 printk messages dropped ** [ 1336.362833][ T32] r5:852cbc00 r4:8291892c ** 3 printk messages dropped ** [ 1336.380828][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.381059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84924f00 ** 4 printk messages dropped ** [ 1336.381238][ T32] r5:00001000 r4:eb2ad000 [ 1336.381266][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1336.381853][ T32] r4:84b38e80 ** 7 printk messages dropped ** [ 1336.382474][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.395237][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.395348][ T32] Call trace: [ 1336.395423][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.395482][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.395508][ T32] r4:00000000 [ 1336.395529][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.395577][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.395627][ T32] dd20: a1d63000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.395664][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.395723][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.395817][ T32] r5:80000013 r4:80239bb0 [ 1336.395906][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.395955][ T32] r4:82ac11e4 [ 1336.395992][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.396041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.396065][ T32] r4:e055ddc0 [ 1336.396123][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.396174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.396199][ T32] r4:00000000 [ 1336.396222][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.396272][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.396479][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.396531][ T32] r5:00001000 r4:ee509000 [ 1336.396559][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.396602][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.396647][ T32] r5:8609478c r4:86094400 [ 1336.396667][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.396819][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.396845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.396916][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.396944][ T32] r4:84a53d80 [ 1336.396966][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.397012][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.397035][ T32] r4:00000001 [ 1336.397264][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1336.397542][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.398264][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1336.399033][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1336.399857][ T32] r9:83018205 r8:852cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 ** 1 printk messages dropped ** [ 1336.399927][ T32] r5:00001000 r4:eb2b9000 ** 6 printk messages dropped ** [ 1336.400432][ T32] r10:61c88647 r9:852cc800 r8:84b38fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 16 printk messages dropped ** [ 1336.402601][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 13 printk messages dropped ** [ 1336.433750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 6 printk messages dropped ** [ 1336.433998][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.434312][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.434570][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.435139][ T32] task:kworker/1:630 state:D stack:0 pid:4714 tgid:4714 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.435880][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.435934][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2bde08 [ 1336.435994][ T32] r4:00000000 [ 1336.436022][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.436065][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.436102][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.436144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84924ec0 [ 1336.436486][ T32] r4:00000000 [ 1336.436522][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.436571][ T32] r9:83018205 r8:852cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1336.436665][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.436714][ T32] r5:00001000 r4:eb2c5000 [ 1336.436736][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.436777][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.436996][ T32] r5:8528fb8c r4:8528f800 [ 1336.437046][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.437147][ T32] r7:ddde2d80 r6:83018200 r5:8528fb8c r4:84bc5080 [ 1336.437173][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.437222][ T32] r10:61c88647 r9:852cd400 r8:84bc50ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.437247][ T32] r4:84bc5080 [ 1336.437266][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.437321][ T32] r10:00000000 r9:84bc5080 r8:8027f5e8 r7:eb2b1e60 r6:84bc5100 r5:852cd400 [ 1336.437345][ T32] r4:00000001 [ 1336.437366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.437401][ T32] Exception stack(0xeb2bdfb0 to 0xeb2bdff8) [ 1336.437429][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.437458][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.437487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.437518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.437580][ T32] r4:85150600 [ 1336.438068][ T32] INFO: task kworker/1:630:4714 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.438111][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.438287][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.438342][ T32] Call trace: [ 1336.438717][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.438770][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.438794][ T32] r4:00000000 [ 1336.438813][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.438852][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.438880][ T32] dd20: a228e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.438910][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.439003][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.439032][ T32] r5:80000013 r4:80239bb0 [ 1336.439248][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.439299][ T32] r4:82ac11e4 [ 1336.439320][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.439362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.439384][ T32] r4:e055ddc0 [ 1336.439404][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.439447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.439539][ T32] r4:00000000 [ 1336.439564][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.439613][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.439635][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.439711][ T32] r5:00001000 r4:ee509000 [ 1336.439790][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.439855][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.439901][ T32] r5:8609478c r4:86094400 [ 1336.439921][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.439971][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.440062][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.440151][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.440209][ T32] r4:84a53d80 [ 1336.440241][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.440478][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.440515][ T32] r4:00000001 [ 1336.440617][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.440661][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.440696][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.440731][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.440760][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.440790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.440813][ T32] r4:84a51100 [ 1336.440850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.440992][ T32] INFO: task kworker/1:631:4717 blocked for more than 462 seconds. [ 1336.441213][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.441244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.441268][ T32] task:kworker/1:631 state:D stack:0 pid:4717 tgid:4717 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1336.441943][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.471264][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.472225][ T32] r5:00001000 r4:eb2d1000 [ 1336.472254][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1336.472505][ T32] r7:ddde2d80 r6:83018200 r5:8528ff8c r4:84bc5180 ** 5 printk messages dropped ** [ 1336.485237][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1336.485306][ T32] Exception stack(0xeb2c9fb0 to 0xeb2c9ff8) [ 1336.485339][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.485372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.485403][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.485436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.485460][ T32] r4:8507c000 [ 1336.485913][ T32] INFO: task kworker/1:631:4717 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.485953][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.486088][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.486150][ T32] Call trace: [ 1336.486258][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.486726][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.486760][ T32] r4:00000000 [ 1336.486784][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.486826][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.486856][ T32] dd20: a26fe000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.486886][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.486912][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.486969][ T32] r5:80000013 r4:80239bb0 [ 1336.486994][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.487315][ T32] r4:82ac11e4 [ 1336.487341][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.487385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.487408][ T32] r4:e055ddc0 [ 1336.487428][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.487469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.487494][ T32] r4:00000000 [ 1336.487527][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.487754][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.487782][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.487955][ T32] r5:00001000 r4:ee509000 [ 1336.487989][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.488033][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.488077][ T32] r5:8609478c r4:86094400 [ 1336.488098][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.488145][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.488167][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.488247][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.488274][ T32] r4:84a53d80 [ 1336.488295][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.488349][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.488375][ T32] r4:00000001 [ 1336.488396][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.488432][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.488522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.488565][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.488596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.488626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.488654][ T32] r4:84a51100 [ 1336.488682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.488726][ T32] INFO: task kworker/1:632:4719 blocked for more than 463 seconds. ** 4 printk messages dropped ** [ 1336.489325][ T32] Call trace: ** 3 printk messages dropped ** [ 1336.489455][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1336.489773][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1336.490099][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.490142][ T32] r5:00001000 r4:eb2dd000 ** 1 printk messages dropped ** [ 1336.490414][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1336.490934][ T32] r10:00000000 r9:84bc5280 r8:8027f5e8 r7:eb2c9e60 r6:84bc5300 r5:852cec00 ** 9 printk messages dropped ** [ 1336.492780][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1336.515340][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1336.515922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1336.516835][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1336.518433][ T32] r4:84a51100 ** 3 printk messages dropped ** [ 1336.518905][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1336.519358][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1336.520240][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.521313][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.521437][ T32] r5:00001000 r4:eb2e9000 [ 1336.521490][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.521583][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.521672][ T32] r5:8529878c r4:85298400 [ 1336.521769][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.521863][ T32] r7:ddde2d80 r6:83018200 r5:8529878c r4:84bc5380 [ 1336.521910][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.522091][ T32] r10:61c88647 r9:852c8000 r8:84bc53ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.522205][ T32] r4:84bc5380 [ 1336.522413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.522527][ T32] r10:00000000 r9:84bc5380 r8:8027f5e8 r7:eb2e1e60 r6:84bc5400 r5:852c8000 [ 1336.522764][ T32] r4:00000001 [ 1336.522817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.522896][ T32] Exception stack(0xeb2edfb0 to 0xeb2edff8) [ 1336.522956][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.523016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.543559][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.543677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.543707][ T32] r4:8507c180 [ 1336.544127][ T32] INFO: task kworker/1:633:4721 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.544162][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.544333][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.544402][ T32] Call trace: [ 1336.544440][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.544550][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.544577][ T32] r4:00000000 [ 1336.544598][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.544641][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.544672][ T32] dd20: a2ee1000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.544800][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.544942][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.544970][ T32] r5:80000013 r4:80239bb0 [ 1336.544991][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.545039][ T32] r4:82ac11e4 [ 1336.545061][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.545104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.545146][ T32] r4:e055ddc0 [ 1336.545169][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.545440][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.545473][ T32] r4:00000000 [ 1336.545496][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.545707][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.545738][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.545784][ T32] r5:00001000 r4:ee509000 [ 1336.545805][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.545845][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.545930][ T32] r5:8609478c r4:86094400 [ 1336.545954][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.546036][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.546072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.546122][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.546147][ T32] r4:84a53d80 [ 1336.546167][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.546214][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.546387][ T32] r4:00000001 [ 1336.546488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.546564][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1336.546737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1336.547645][ T32] r4:852d0000 ** 7 printk messages dropped ** [ 1336.548237][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1336.548511][ T32] r5:00001000 r4:eb301000 ** 3 printk messages dropped ** [ 1336.548672][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1336.549316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.550132][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 10 printk messages dropped ** [ 1336.550733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1336.551820][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1336.551980][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1336.552211][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 6 printk messages dropped ** [ 1336.552976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1336.584360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1336.584853][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1336.585022][ T32] r4:852d0c00 [ 1336.585124][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.585219][ T32] r5:852d0c00 r4:8291892c [ 1336.585267][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.585400][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.585503][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2d5e08 [ 1336.585582][ T32] r4:00000000 [ 1336.585648][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.585772][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.585861][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.585955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507c640 [ 1336.586049][ T32] r4:00000000 [ 1336.586109][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.586219][ T32] r9:83018205 r8:852d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d7000 [ 1336.586272][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.586365][ T32] r5:00001000 r4:eb2f5000 [ 1336.586414][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.586501][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.586604][ T32] r5:85298b8c r4:85298800 [ 1336.586658][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.586757][ T32] r7:ddde2d80 r6:83018200 r5:85298b8c r4:84bc5580 [ 1336.586808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.586908][ T32] r10:61c88647 r9:852d0c00 r8:84bc55ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.586962][ T32] r4:84bc5580 [ 1336.587013][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.587112][ T32] r10:00000000 r9:84bc5580 r8:8027f5e8 r7:eb2f9e60 r6:84bc5600 r5:852d0c00 [ 1336.587167][ T32] r4:00000001 [ 1336.587220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.587335][ T32] Exception stack(0xeb2d5fb0 to 0xeb2d5ff8) [ 1336.587405][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.587466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.587532][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.587598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.587649][ T32] r4:8507c440 [ 1336.588364][ T32] INFO: task kworker/1:635:4724 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.588451][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.588613][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.589149][ T32] Call trace: [ 1336.589994][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.590130][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.590200][ T32] r4:00000000 [ 1336.590251][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.590491][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.590841][ T32] dd20: a3127000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.590955][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.591022][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.591163][ T32] r5:80000013 r4:80239bb0 [ 1336.591227][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1336.592595][ T32] r5:8609478c r4:86094400 ** 12 printk messages dropped ** [ 1336.624241][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.624618][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.624952][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1336.625497][ T32] r5:00001000 r4:eb30d000 ** 2 printk messages dropped ** [ 1336.625661][ T32] r5:8529938c r4:85299000 ** 6 printk messages dropped ** [ 1336.625929][ T32] r10:00000000 r9:84bc5680 r8:8027f5e8 r7:eb2f9e60 r6:84bc5700 r5:852d1800 ** 10 printk messages dropped ** [ 1336.626899][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1336.627238][ T32] dd20: a3780000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 9 printk messages dropped ** [ 1336.627686][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 7 printk messages dropped ** [ 1336.628085][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1336.628334][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1336.628541][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.628567][ T32] r4:00000001 [ 1336.628606][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.628646][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.628673][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.628702][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.628729][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.628758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.628781][ T32] r4:84a51100 [ 1336.628801][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.628830][ T32] INFO: task kworker/1:637:4728 blocked for more than 463 seconds. [ 1336.628887][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.628916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.628966][ T32] task:kworker/1:637 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.629014][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.629169][ T32] Call trace: [ 1336.629292][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.629354][ T32] r10:82918930 r9:eb311d84 r8:00000002 r7:60000013 r6:eb311d8c r5:852d2400 [ 1336.629378][ T32] r4:852d2400 [ 1336.629398][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.629437][ T32] r5:852d2400 r4:8291892c [ 1336.629515][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.629559][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.629607][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 [ 1336.629630][ T32] r4:00000000 [ 1336.629649][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.629687][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.629724][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.629767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507cb00 [ 1336.629822][ T32] r4:00000000 [ 1336.629912][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.629966][ T32] r9:83018205 r8:852d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1336.629989][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.630034][ T32] r5:00001000 r4:eb319000 [ 1336.630054][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.630119][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.630167][ T32] r5:8529978c r4:85299400 [ 1336.630221][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.630274][ T32] r7:ddde2d80 r6:83018200 r5:8529978c r4:84bc5780 [ 1336.630296][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.630382][ T32] r10:61c88647 r9:852d2400 r8:84bc57ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.630410][ T32] r4:84bc5780 ** 2 printk messages dropped ** [ 1336.630501][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1336.631179][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.631489][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1336.631745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1336.632226][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.632250][ T32] r4:84a53d80 [ 1336.632270][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.632342][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.632370][ T32] r4:00000001 [ 1336.632390][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.632452][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.632504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.632534][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.632561][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.632590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.632613][ T32] r4:84a51100 [ 1336.632632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.632657][ T32] INFO: task kworker/1:638:4730 blocked for more than 463 seconds. [ 1336.632683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.632737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.632761][ T32] task:kworker/1:638 state:D stack:0 pid:4730 tgid:4730 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.632803][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.632886][ T32] Call trace: [ 1336.632946][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.633064][ T32] r10:82918930 r9:eb31dd84 r8:00000002 r7:60000013 r6:eb31dd8c r5:852d3000 [ 1336.654415][ T32] r4:852d3000 [ 1336.654487][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.654570][ T32] r5:852d3000 r4:8291892c [ 1336.654595][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.654657][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.654712][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 1336.654736][ T32] r4:00000000 [ 1336.654758][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.654799][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.654841][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.654888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507cc40 [ 1336.654912][ T32] r4:00000000 [ 1336.654933][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.654985][ T32] r9:83018205 r8:852d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1336.655010][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.655059][ T32] r5:00001000 r4:eb325000 [ 1336.655096][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.655142][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.655188][ T32] r5:85299b8c r4:85299800 [ 1336.655243][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.655346][ T32] r7:ddde2d80 r6:83018200 r5:85299b8c r4:84bc5880 [ 1336.655373][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1336.655485][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.655849][ T32] r4:8507c980 ** 4 printk messages dropped ** [ 1336.656573][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1336.657113][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1336.657650][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1336.657919][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1336.658158][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.658280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.658365][ T32] r4:84a51100 [ 1336.658391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.658421][ T32] INFO: task kworker/1:639:4732 blocked for more than 463 seconds. [ 1336.658470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.658500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.658527][ T32] task:kworker/1:639 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.658575][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.658649][ T32] Call trace: [ 1336.658747][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.658798][ T32] r10:82918930 r9:eb335d84 r8:00000002 r7:60000013 r6:eb335d8c r5:852d3c00 [ 1336.658826][ T32] r4:852d3c00 [ 1336.658847][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.658916][ T32] r5:852d3c00 r4:8291892c [ 1336.658940][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.658986][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.659066][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb335e08 [ 1336.659143][ T32] r4:00000000 [ 1336.659167][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.659206][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.659243][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.659317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507cdc0 [ 1336.659344][ T32] r4:00000000 [ 1336.659365][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.659413][ T32] r9:83018205 r8:852d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1336.659435][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.659477][ T32] r5:00001000 r4:eb331000 [ 1336.659550][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.659596][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.659646][ T32] r5:85299f8c r4:85299c00 [ 1336.659748][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.659797][ T32] r7:ddde2d80 r6:83018200 r5:85299f8c r4:84bc5980 [ 1336.659848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.659898][ T32] r10:61c88647 r9:852d3c00 r8:84bc59ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.659921][ T32] r4:84bc5980 [ 1336.659941][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.659987][ T32] r10:00000000 r9:84bc5980 r8:8027f5e8 r7:eb31de60 r6:84bc5a00 r5:852d3c00 [ 1336.660027][ T32] r4:00000001 [ 1336.660049][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.660111][ T32] Exception stack(0xeb335fb0 to 0xeb335ff8) [ 1336.660143][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.660174][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.660202][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.660232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.660260][ T32] r4:8507cac0 [ 1336.660566][ T32] INFO: task kworker/1:639:4732 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.660603][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.660685][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.660729][ T32] Call trace: [ 1336.660760][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.660809][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.660835][ T32] r4:00000000 [ 1336.660856][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.660895][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.660923][ T32] dd20: a3c8f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.660953][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.661063][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.661096][ T32] r5:80000013 r4:80239bb0 [ 1336.661121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1336.661268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 5 printk messages dropped ** [ 1336.661483][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 6 printk messages dropped ** [ 1336.661723][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 1 printk messages dropped ** [ 1336.661791][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1336.662055][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1336.662305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1336.662664][ T32] Call trace: ** 5 printk messages dropped ** [ 1336.662950][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1336.687569][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.687792][ T32] r4:00000000 [ 1336.687814][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.687927][ T32] r9:83018205 r8:852d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1336.687954][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.688000][ T32] r5:00001000 r4:eb33d000 [ 1336.688025][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.688066][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.688107][ T32] r5:8529a38c r4:8529a000 [ 1336.688127][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.688174][ T32] r7:ddde2d80 r6:83018200 r5:8529a38c r4:84bc5a80 [ 1336.688197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.688241][ T32] r10:61c88647 r9:852d4800 r8:84bc5aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.688264][ T32] r4:84bc5a80 [ 1336.688289][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.688337][ T32] r10:00000000 r9:84bc5a80 r8:8027f5e8 r7:eb335e60 r6:84bc5b00 r5:852d4800 [ 1336.688393][ T32] r4:00000001 [ 1336.688417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.688454][ T32] Exception stack(0xeb341fb0 to 0xeb341ff8) [ 1336.688501][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.688539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.688582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.688647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.688673][ T32] r4:8507cbc0 [ 1336.689079][ T32] INFO: task kworker/1:640:4735 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.689140][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.689245][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.689297][ T32] Call trace: [ 1336.689526][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.689583][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.689608][ T32] r4:00000000 [ 1336.689628][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.689668][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.689721][ T32] dd20: a4042000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.689756][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.689782][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.689807][ T32] r5:80000013 r4:80239bb0 [ 1336.689828][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.689876][ T32] r4:82ac11e4 [ 1336.689904][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.689952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.689977][ T32] r4:e055ddc0 [ 1336.689997][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.690041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.690082][ T32] r4:00000000 [ 1336.690106][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.690153][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.690175][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.690234][ T32] r5:00001000 r4:ee509000 [ 1336.690258][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.690299][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.690346][ T32] r5:8609478c r4:86094400 [ 1336.690462][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.690588][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.690613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.690665][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.690753][ T32] r4:84a53d80 [ 1336.690869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.690918][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.690975][ T32] r4:00000001 [ 1336.691032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.691073][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.691105][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.691136][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.691166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.691221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.691252][ T32] r4:84a51100 [ 1336.691276][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 2 printk messages dropped ** [ 1336.691365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1336.692182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85150600 ** 2 printk messages dropped ** [ 1336.692371][ T32] r9:83018205 r8:852d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1336.692397][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.692499][ T32] r5:00001000 r4:eb349000 [ 1336.692552][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.692632][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.692683][ T32] r5:8529a78c r4:8529a400 [ 1336.692703][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.692751][ T32] r7:ddde2d80 r6:83018200 r5:8529a78c r4:84bc5b80 [ 1336.692772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.692853][ T32] r10:61c88647 r9:852d5400 r8:84bc5bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.692881][ T32] r4:84bc5b80 [ 1336.692901][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.692946][ T32] r10:00000000 r9:84bc5b80 r8:8027f5e8 r7:eb341e60 r6:84bc5c00 r5:852d5400 [ 1336.692970][ T32] r4:00000001 [ 1336.692989][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.693096][ T32] Exception stack(0xeb34dfb0 to 0xeb34dff8) [ 1336.714908][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.715010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.715045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.715301][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.715331][ T32] r4:8507cd40 ** 2 printk messages dropped ** [ 1336.716003][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.716582][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 1 printk messages dropped ** [ 1336.716661][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.716711][ T32] r4:82ac11e4 [ 1336.716733][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.716776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.716799][ T32] r4:e055ddc0 [ 1336.716819][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.716862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.716885][ T32] r4:00000000 [ 1336.717002][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.717054][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.717077][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.717217][ T32] r5:00001000 r4:ee509000 [ 1336.717242][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.717359][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.717411][ T32] r5:8609478c r4:86094400 [ 1336.717434][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.717482][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.717503][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1336.717783][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.718583][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1336.719432][ T32] r5:00001000 r4:eb355000 ** 4 printk messages dropped ** [ 1336.719639][ T32] r7:ddde2d80 r6:83018200 r5:8529ab8c r4:84bc5c80 [ 1336.719661][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.719742][ T32] r10:61c88647 r9:852d6000 r8:84bc5cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.719769][ T32] r4:84bc5c80 [ 1336.719789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.719832][ T32] r10:00000000 r9:84bc5c80 r8:8027f5e8 r7:eb34de60 r6:84bc5d00 r5:852d6000 [ 1336.719874][ T32] r4:00000001 [ 1336.719897][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.719932][ T32] Exception stack(0xeb359fb0 to 0xeb359ff8) [ 1336.719957][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.720144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.720175][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.720206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.720233][ T32] r4:84bed080 [ 1336.720538][ T32] INFO: task kworker/1:642:4738 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 1 printk messages dropped ** [ 1336.720628][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1336.721169][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1336.721832][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1336.722069][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1336.722226][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 5 printk messages dropped ** [ 1336.722475][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.722504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.722536][ T32] r4:84a51100 [ 1336.722577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.722605][ T32] INFO: task kworker/1:643:4741 blocked for more than 463 seconds. [ 1336.722631][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.722687][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.722743][ T32] task:kworker/1:643 state:D stack:0 pid:4741 tgid:4741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.722789][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.722836][ T32] Call trace: [ 1336.722870][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.722917][ T32] r10:82918930 r9:eb329d84 r8:00000002 r7:60000113 r6:eb329d8c r5:852d8000 [ 1336.722939][ T32] r4:852d8000 [ 1336.722968][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.723033][ T32] r5:852d8000 r4:8291892c [ 1336.723183][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.745695][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.745798][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb329e08 [ 1336.745855][ T32] r4:00000000 [ 1336.745886][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.745929][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.745983][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.746048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bed300 [ 1336.746106][ T32] r4:00000000 [ 1336.746129][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.746179][ T32] r9:83018205 r8:852d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1336.746234][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.746320][ T32] r5:00001000 r4:eb361000 [ 1336.746345][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.746385][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.746426][ T32] r5:8529af8c r4:8529ac00 [ 1336.746473][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.746525][ T32] r7:ddde2d80 r6:83018200 r5:8529af8c r4:84bc5d80 [ 1336.746547][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.746606][ T32] r10:61c88647 r9:852d8000 r8:84bc5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.746633][ T32] r4:84bc5d80 [ 1336.746654][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1336.747024][ T32] r4:84bed2c0 ** 9 printk messages dropped ** [ 1336.747917][ T32] dd20: a4809000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 21 printk messages dropped ** [ 1336.748742][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1336.749139][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1336.749503][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1336.750003][ T32] r5:00001000 r4:eb36d000 ** 4 printk messages dropped ** [ 1336.750166][ T32] r7:ddde2d80 r6:83018200 r5:8529b38c r4:84bc5e80 ** 2 printk messages dropped ** [ 1336.750256][ T32] r4:84bc5e80 [ 1336.750275][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.750325][ T32] r10:00000000 r9:84bc5e80 r8:8027f5e8 r7:eb329e60 r6:84bc5f00 r5:852d8c00 [ 1336.750348][ T32] r4:00000001 [ 1336.750368][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.750402][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) [ 1336.750453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.750488][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.750527][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.750561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.750585][ T32] r4:84bed2c0 [ 1336.750880][ T32] INFO: task kworker/1:644:4742 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.750915][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.750988][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.751036][ T32] Call trace: [ 1336.751066][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.751145][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.751182][ T32] r4:00000000 [ 1336.751236][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.751326][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.751360][ T32] dd20: a4809000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.751392][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.751429][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.751457][ T32] r5:80000013 r4:80239bb0 [ 1336.751493][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.751564][ T32] r4:82ac11e4 [ 1336.751602][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.751647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.751669][ T32] r4:e055ddc0 [ 1336.751688][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.751730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.751753][ T32] r4:00000000 [ 1336.751772][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.751816][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.751837][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.751898][ T32] r5:00001000 r4:ee509000 [ 1336.751921][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.751986][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.752126][ T32] r5:8609478c r4:86094400 [ 1336.752149][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.752200][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.752220][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.752274][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.752326][ T32] r4:84a53d80 [ 1336.752350][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.752395][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.752417][ T32] r4:00000001 [ 1336.752436][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1336.752555][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.752740][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1336.752902][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.753001][ T32] r4:852da400 ** 3 printk messages dropped ** [ 1336.772675][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1336.772839][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1336.773533][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.773593][ T32] r5:00001000 r4:eb379000 [ 1336.773615][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.773654][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1336.773741][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1336.773977][ T32] r4:84bc5f80 ** 3 printk messages dropped ** [ 1336.774084][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1336.774258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.774303][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.774337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.774360][ T32] r4:84bed480 [ 1336.774795][ T32] INFO: task kworker/1:645:4744 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.774833][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.774905][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.774953][ T32] Call trace: [ 1336.774985][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.775109][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.775138][ T32] r4:00000000 [ 1336.775184][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.775256][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.775345][ T32] dd20: a4b10000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.775387][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.775437][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.775466][ T32] r5:80000013 r4:80239bb0 [ 1336.775495][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.775538][ T32] r4:82ac11e4 [ 1336.775558][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.775602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.775624][ T32] r4:e055ddc0 [ 1336.775644][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.775810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.775839][ T32] r4:00000000 [ 1336.775860][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.775908][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.775930][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.775974][ T32] r5:00001000 r4:ee509000 [ 1336.775994][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.776033][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.776076][ T32] r5:8609478c r4:86094400 [ 1336.776119][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.776171][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.776203][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.776254][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.776279][ T32] r4:84a53d80 [ 1336.776306][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.776364][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.776407][ T32] r4:00000001 [ 1336.776437][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.776517][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.776549][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.776579][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.776606][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.776683][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.776710][ T32] r4:84a51100 [ 1336.776732][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.776761][ T32] INFO: task kworker/1:646:4747 blocked for more than 463 seconds. [ 1336.776818][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.776848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.776869][ T32] task:kworker/1:646 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.776913][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.776983][ T32] Call trace: [ 1336.777046][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.777120][ T32] r10:82918930 r9:eb365d84 r8:00000002 r7:60000013 r6:eb365d8c r5:852db000 [ 1336.777147][ T32] r4:852db000 [ 1336.777167][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.777215][ T32] r5:852db000 r4:8291892c [ 1336.777234][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.777289][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.777341][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb365e08 [ 1336.777364][ T32] r4:00000000 [ 1336.777383][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.777434][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.777504][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.777562][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bedb00 [ 1336.777654][ T32] r4:00000000 [ 1336.777704][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.777754][ T32] r9:83018205 r8:852db000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [ 1336.777776][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.777816][ T32] r5:00001000 r4:eb391000 [ 1336.777837][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.777886][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.777930][ T32] r5:8529bf8c r4:8529bc00 [ 1336.777974][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.778024][ T32] r7:ddde2d80 r6:83018200 r5:8529bf8c r4:84bd4080 [ 1336.778047][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.778093][ T32] r10:61c88647 r9:852db000 r8:84bd40ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.778117][ T32] r4:84bd4080 [ 1336.778135][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.778181][ T32] r10:00000000 r9:84bd4080 r8:8027f5e8 r7:eb37de60 r6:84bd4100 r5:852db000 [ 1336.778253][ T32] r4:00000001 [ 1336.778277][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.778333][ T32] Exception stack(0xeb365fb0 to 0xeb365ff8) [ 1336.778387][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.778419][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.778449][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.778480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.778514][ T32] r4:84bed6c0 [ 1336.778797][ T32] INFO: task kworker/1:646:4747 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.778830][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.778901][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.778944][ T32] Call trace: [ 1336.778988][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.779035][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.779058][ T32] r4:00000000 [ 1336.779077][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.779113][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.779151][ T32] dd20: a4b10000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.779189][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.779217][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.779241][ T32] r5:80000013 r4:80239bb0 [ 1336.779274][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.779324][ T32] r4:82ac11e4 [ 1336.779344][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.779384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.779406][ T32] r4:e055ddc0 [ 1336.779425][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.779466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.779488][ T32] r4:00000000 [ 1336.779508][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.779552][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.779575][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.779616][ T32] r5:00001000 r4:ee509000 [ 1336.779635][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.779673][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.779713][ T32] r5:8609478c r4:86094400 [ 1336.779757][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.779811][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.779833][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.779889][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.779915][ T32] r4:84a53d80 [ 1336.779935][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.779979][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.780002][ T32] r4:00000001 [ 1336.780021][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.780055][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.780094][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.780125][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.780152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.780182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.780210][ T32] r4:84a51100 [ 1336.780242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.780270][ T32] INFO: task kworker/1:647:4748 blocked for more than 463 seconds. [ 1336.780302][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.780325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.780370][ T32] task:kworker/1:647 state:D stack:0 pid:4748 tgid:4748 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.780457][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.780514][ T32] Call trace: [ 1336.780571][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.780654][ T32] r10:82918930 r9:eb389d84 r8:00000002 r7:60000013 r6:eb389d8c r5:852dbc00 [ 1336.780680][ T32] r4:852dbc00 [ 1336.780730][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.780772][ T32] r5:852dbc00 r4:8291892c [ 1336.780797][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.780839][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.780885][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb389e08 [ 1336.780908][ T32] r4:00000000 [ 1336.780926][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.780975][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.781014][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.781055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bed900 [ 1336.781077][ T32] r4:00000000 [ 1336.781097][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.781156][ T32] r9:83018205 r8:852dbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [ 1336.781186][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.781232][ T32] r5:00001000 r4:eb385000 [ 1336.781277][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.781351][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.781400][ T32] r5:8529bb8c r4:8529b800 [ 1336.781434][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.781481][ T32] r7:ddde2d80 r6:83018200 r5:8529bb8c r4:84bd4180 [ 1336.781513][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.781562][ T32] r10:61c88647 r9:852dbc00 r8:84bd41ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.781628][ T32] r4:84bd4180 [ 1336.781651][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.781695][ T32] r10:00000000 r9:84bd4180 r8:8027f5e8 r7:eb365e60 r6:84bd4200 r5:852dbc00 [ 1336.781731][ T32] r4:00000001 [ 1336.781753][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.781789][ T32] Exception stack(0xeb389fb0 to 0xeb389ff8) [ 1336.781815][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.781863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.781894][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.781951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.781977][ T32] r4:84bed780 [ 1336.782249][ T32] INFO: task kworker/1:647:4748 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.782287][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.782417][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.782463][ T32] Call trace: [ 1336.782492][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.782540][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.782640][ T32] r4:00000000 [ 1336.782664][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.782728][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.782759][ T32] dd20: a4b10000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.782789][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.782814][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.782838][ T32] r5:80000013 r4:80239bb0 [ 1336.782858][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.782896][ T32] r4:82ac11e4 [ 1336.782916][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.782956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.782979][ T32] r4:e055ddc0 [ 1336.783037][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.805300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.805347][ T32] r4:00000000 [ 1336.805371][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.805436][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.805459][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.805504][ T32] r5:00001000 r4:ee509000 [ 1336.805598][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.805789][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.805840][ T32] r5:8609478c r4:86094400 [ 1336.805862][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.805911][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.806071][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.806122][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.806147][ T32] r4:84a53d80 [ 1336.806347][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.806400][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.806423][ T32] r4:00000001 [ 1336.806442][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.806495][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.806529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.806559][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.806588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.806621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.806644][ T32] r4:84a51100 [ 1336.806667][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.806873][ T32] INFO: task kworker/1:648:4751 blocked for more than 463 seconds. [ 1336.806912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.806990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.807017][ T32] task:kworker/1:648 state:D stack:0 pid:4751 tgid:4751 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.807156][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.807359][ T32] Call trace: [ 1336.807394][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.807444][ T32] r10:82918930 r9:eb3a1d84 r8:00000002 r7:60000113 r6:eb3a1d8c r5:852dd400 [ 1336.807467][ T32] r4:852dd400 [ 1336.807487][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.807532][ T32] r5:852dd400 r4:8291892c [ 1336.807555][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.807595][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.807642][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a1e08 [ 1336.807694][ T32] r4:00000000 [ 1336.807746][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.807792][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.807830][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.807873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bedc00 [ 1336.807912][ T32] r4:00000000 [ 1336.808039][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.808107][ T32] r9:83018205 r8:852dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 ** 1 printk messages dropped ** [ 1336.808177][ T32] r5:00001000 r4:eb39d000 [ 1336.808232][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1336.808475][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.808594][ T32] r10:61c88647 r9:852dd400 r8:84bd42ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.808618][ T32] r4:84bd4280 [ 1336.808718][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.808933][ T32] r10:00000000 r9:84bd4280 r8:8027f5e8 r7:eb365e60 r6:84bd4300 r5:852dd400 [ 1336.808983][ T32] r4:00000001 [ 1336.809006][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.809120][ T32] Exception stack(0xeb3a1fb0 to 0xeb3a1ff8) [ 1336.809180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.809244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.809289][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.809324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.809353][ T32] r4:84bed980 [ 1336.809743][ T32] INFO: task kworker/1:648:4751 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.809803][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.809863][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.809937][ T32] Call trace: [ 1336.809999][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.810053][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.810076][ T32] r4:00000000 [ 1336.810096][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.810133][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.810161][ T32] dd20: a4ee3000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.810219][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.810249][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.810275][ T32] r5:80000013 r4:80239bb0 [ 1336.810301][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.810343][ T32] r4:82ac11e4 [ 1336.810435][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.810495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.810522][ T32] r4:e055ddc0 [ 1336.810542][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.810585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.810607][ T32] r4:00000000 [ 1336.810626][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.810755][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.810780][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.810826][ T32] r5:00001000 r4:ee509000 [ 1336.810846][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.810884][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.810924][ T32] r5:8609478c r4:86094400 [ 1336.810965][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.811181][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.811454][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.811608][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.811665][ T32] r4:84a53d80 [ 1336.811713][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.811820][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.811873][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1336.812038][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1336.812604][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1336.842017][ T32] r4:852de000 ** 4 printk messages dropped ** [ 1336.842526][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 ** 8 printk messages dropped ** [ 1336.852289][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.852397][ T32] r5:00001000 r4:eb3a9000 ** 1 printk messages dropped ** [ 1336.852569][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1336.864488][ T32] r4:84bd4380 ** 4 printk messages dropped ** [ 1336.865058][ T32] Exception stack(0xeb3adfb0 to 0xeb3adff8) ** 5 printk messages dropped ** [ 1336.865898][ T32] INFO: task kworker/1:649:4752 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 5 printk messages dropped ** [ 1336.866518][ T32] r4:00000000 [ 1336.866553][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.866612][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.866646][ T32] dd20: a53ca000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.866681][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.866728][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.866788][ T32] r5:80000013 r4:80239bb0 [ 1336.866862][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.866924][ T32] r4:82ac11e4 [ 1336.866951][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.867005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.867032][ T32] r4:e055ddc0 [ 1336.867055][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.867131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.867163][ T32] r4:00000000 [ 1336.867217][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.867287][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.867352][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.867417][ T32] r5:00001000 r4:ee509000 [ 1336.867447][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.867498][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.867559][ T32] r5:8609478c r4:86094400 [ 1336.867603][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.867659][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.867684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.867736][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.867761][ T32] r4:84a53d80 [ 1336.867781][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.867832][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.867997][ T32] r4:00000001 [ 1336.868104][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.868215][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.868280][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.868328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.868358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.868388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.868413][ T32] r4:84a51100 [ 1336.868440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.868505][ T32] INFO: task kworker/1:650:4754 blocked for more than 463 seconds. [ 1336.868551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.868583][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.868606][ T32] task:kworker/1:650 state:D stack:0 pid:4754 tgid:4754 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.868654][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.868800][ T32] Call trace: [ 1336.868836][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.868957][ T32] r10:82918930 r9:eb051d84 r8:00000002 r7:60000113 r6:eb051d8c r5:852d9800 [ 1336.868987][ T32] r4:852d9800 [ 1336.869022][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.869072][ T32] r5:852d9800 r4:8291892c [ 1336.869093][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.869132][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.869179][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb051e08 [ 1336.869328][ T32] r4:00000000 [ 1336.869356][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.869399][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.869435][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.869578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8492cd00 [ 1336.869608][ T32] r4:00000000 [ 1336.869628][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.869723][ T32] r9:83018205 r8:852d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1336.869769][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.869820][ T32] r5:00001000 r4:dfa07000 [ 1336.869842][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.869885][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.870077][ T32] r5:8533cb8c r4:8533c800 [ 1336.870179][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.870235][ T32] r7:ddde2d80 r6:83018200 r5:8533cb8c r4:84bd4480 [ 1336.870291][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.870345][ T32] r10:61c88647 r9:852d9800 r8:84bd44ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.870370][ T32] r4:84bd4480 [ 1336.870389][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.870434][ T32] r10:00000000 r9:84bd4480 r8:8027f5e8 r7:eb3ade60 r6:84943500 r5:852d9800 [ 1336.870458][ T32] r4:00000001 [ 1336.870519][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.870564][ T32] Exception stack(0xeb051fb0 to 0xeb051ff8) [ 1336.870596][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.870640][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.870674][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1336.870730][ T32] r4:84bedd40 ** 2 printk messages dropped ** [ 1336.871139][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.871356][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 2 printk messages dropped ** [ 1336.871460][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 3 printk messages dropped ** [ 1336.871768][ T32] r5:80000013 r4:80239bb0 ** 2 printk messages dropped ** [ 1336.871857][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1336.872183][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 3 printk messages dropped ** [ 1336.872314][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1336.872540][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1336.872787][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 4 printk messages dropped ** [ 1336.873097][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.892144][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.892207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.892240][ T32] r4:84a51100 [ 1336.892294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.892329][ T32] INFO: task kworker/1:651:4757 blocked for more than 463 seconds. [ 1336.892388][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.892418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.892499][ T32] task:kworker/1:651 state:D stack:0 pid:4757 tgid:4757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.892606][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.892669][ T32] Call trace: [ 1336.892703][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.892754][ T32] r10:82918930 r9:eb095d84 r8:00000002 r7:60000013 r6:eb095d8c r5:8495e000 [ 1336.892778][ T32] r4:8495e000 [ 1336.892798][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.892838][ T32] r5:8495e000 r4:8291892c [ 1336.892859][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.892898][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.892943][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb095e08 [ 1336.893085][ T32] r4:00000000 [ 1336.893530][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.893596][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.893638][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.893681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5040 [ 1336.893704][ T32] r4:00000000 [ 1336.893723][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.893770][ T32] r9:83018205 r8:8495e000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1336.893792][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.893835][ T32] r5:00001000 r4:dfac1000 [ 1336.893857][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.893897][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.893939][ T32] r5:8533cf8c r4:8533cc00 [ 1336.893959][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.894036][ T32] r7:ddde2d80 r6:83018200 r5:8533cf8c r4:84bd4500 [ 1336.894085][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.894138][ T32] r10:61c88647 r9:8495e000 r8:84bd452c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.894165][ T32] r4:84bd4500 [ 1336.894187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.894234][ T32] r10:00000000 r9:84bd4500 r8:8027f5e8 r7:eb051e60 r6:84943580 r5:8495e000 [ 1336.894257][ T32] r4:00000001 [ 1336.894340][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.894396][ T32] Exception stack(0xeb095fb0 to 0xeb095ff8) [ 1336.894428][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.894462][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.894490][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.894523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.894546][ T32] r4:850a5000 [ 1336.894957][ T32] INFO: task kworker/1:651:4757 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.894991][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.895054][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.895099][ T32] Call trace: [ 1336.895130][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.895177][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.895203][ T32] r4:00000000 [ 1336.895224][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.895343][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.895464][ T32] dd20: a553e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.895502][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.895529][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.895554][ T32] r5:80000013 r4:80239bb0 [ 1336.895574][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.895617][ T32] r4:82ac11e4 [ 1336.895638][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.895681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.895762][ T32] r4:e055ddc0 [ 1336.895786][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.895829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.895851][ T32] r4:00000000 [ 1336.895870][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.895915][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.895936][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.895977][ T32] r5:00001000 r4:ee509000 [ 1336.895997][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.896036][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.896077][ T32] r5:8609478c r4:86094400 [ 1336.896125][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.896174][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.896195][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.896241][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.896264][ T32] r4:84a53d80 [ 1336.896290][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.896371][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.896400][ T32] r4:00000001 [ 1336.896421][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.896457][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.896567][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.896600][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.896627][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.896655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.896678][ T32] r4:84a51100 [ 1336.896701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.896753][ T32] INFO: task kworker/1:652:4758 blocked for more than 463 seconds. [ 1336.896789][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.896814][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.896835][ T32] task:kworker/1:652 state:D stack:0 pid:4758 tgid:4758 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.896878][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.896946][ T32] Call trace: [ 1336.897006][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.897054][ T32] r10:82918930 r9:eb3b9d84 r8:00000002 r7:60000113 r6:eb3b9d8c r5:8495ec00 [ 1336.897077][ T32] r4:8495ec00 [ 1336.897096][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.897135][ T32] r5:8495ec00 r4:8291892c [ 1336.897154][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.897192][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.897393][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b9e08 [ 1336.897421][ T32] r4:00000000 [ 1336.897484][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.897559][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.897629][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.897673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5300 [ 1336.897720][ T32] r4:00000000 [ 1336.897742][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.897788][ T32] r9:83018205 r8:8495ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1336.897809][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.897877][ T32] r5:00001000 r4:dfe81000 [ 1336.897902][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.897943][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.897984][ T32] r5:8533d38c r4:8533d000 [ 1336.898005][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.898075][ T32] r7:ddde2d80 r6:83018200 r5:8533d38c r4:84bd4580 [ 1336.898104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.898151][ T32] r10:61c88647 r9:8495ec00 r8:84bd45ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.898203][ T32] r4:84bd4580 [ 1336.898226][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.898301][ T32] r10:00000000 r9:84bd4580 r8:8027f5e8 r7:eb095e60 r6:84943600 r5:8495ec00 [ 1336.898324][ T32] r4:00000001 [ 1336.898372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.898445][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) [ 1336.898529][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.898599][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.898629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.898659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.898682][ T32] r4:850a5000 [ 1336.898947][ T32] INFO: task kworker/1:652:4758 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.898980][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.899104][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.899175][ T32] Call trace: [ 1336.899207][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.899255][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.899279][ T32] r4:00000000 [ 1336.899303][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.899340][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.899368][ T32] dd20: a553e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.899404][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.899431][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.899467][ T32] r5:80000013 r4:80239bb0 [ 1336.899490][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.899598][ T32] r4:82ac11e4 [ 1336.899634][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.899680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.899703][ T32] r4:e055ddc0 [ 1336.899722][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.899762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.899785][ T32] r4:00000000 [ 1336.899827][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.899876][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.899897][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.900000][ T32] r5:00001000 r4:ee509000 [ 1336.900024][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.900063][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.900126][ T32] r5:8609478c r4:86094400 [ 1336.900172][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.900222][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.900299][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.900350][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.900374][ T32] r4:84a53d80 [ 1336.900441][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.900500][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.900523][ T32] r4:00000001 [ 1336.900549][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.900599][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.900651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.900683][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.900804][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.900837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.900859][ T32] r4:84a51100 [ 1336.900879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.900905][ T32] INFO: task kworker/1:653:4760 blocked for more than 463 seconds. [ 1336.900932][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.900955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.900975][ T32] task:kworker/1:653 state:D stack:0 pid:4760 tgid:4760 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.901017][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.901058][ T32] Call trace: [ 1336.901286][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.901408][ T32] r10:82918930 r9:eb395d84 r8:00000002 r7:60000013 r6:eb395d8c r5:852dc800 [ 1336.901441][ T32] r4:852dc800 [ 1336.901462][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.901501][ T32] r5:852dc800 r4:8291892c [ 1336.901521][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.901600][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.901673][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb395e08 [ 1336.901722][ T32] r4:00000000 [ 1336.901744][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.901782][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.901819][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.901860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5480 [ 1336.901882][ T32] r4:00000000 [ 1336.901902][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.901945][ T32] r9:83018205 r8:852dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.901967][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.902033][ T32] r5:00001000 r4:dffe1000 [ 1336.902073][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.902126][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.902171][ T32] r5:8533d78c r4:8533d400 [ 1336.902190][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.902233][ T32] r7:ddde2d80 r6:83018200 r5:8533d78c r4:84bd4600 [ 1336.902256][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.902306][ T32] r10:61c88647 r9:852dc800 r8:84bd462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.902329][ T32] r4:84bd4600 [ 1336.902366][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.902414][ T32] r10:00000000 r9:84bd4600 r8:8027f5e8 r7:eb3b9e60 r6:84bd4680 r5:852dc800 [ 1336.902436][ T32] r4:00000001 [ 1336.902454][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.902488][ T32] Exception stack(0xeb395fb0 to 0xeb395ff8) [ 1336.902513][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.902543][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.902580][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.902612][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.902635][ T32] r4:850a5000 [ 1336.902878][ T32] INFO: task kworker/1:653:4760 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.902910][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.902991][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.903033][ T32] Call trace: [ 1336.903124][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.933497][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.933541][ T32] r4:00000000 [ 1336.933568][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.933628][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.933666][ T32] dd20: a5beb000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.933703][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.933748][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.933779][ T32] r5:80000013 r4:80239bb0 [ 1336.933804][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.933853][ T32] r4:82ac11e4 [ 1336.933877][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.933927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.933954][ T32] r4:e055ddc0 [ 1336.933977][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.934044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.934073][ T32] r4:00000000 [ 1336.934097][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.934152][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.934178][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.934230][ T32] r5:00001000 r4:ee509000 [ 1336.934255][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.934308][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.934360][ T32] r5:8609478c r4:86094400 [ 1336.934409][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.934467][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.934491][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.934546][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.934572][ T32] r4:84a53d80 [ 1336.934596][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.934667][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.934692][ T32] r4:00000001 [ 1336.934714][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.934749][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.934847][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.935024][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.935101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.935136][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.935159][ T32] r4:84a51100 [ 1336.935185][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.935217][ T32] INFO: task kworker/1:654:4761 blocked for more than 463 seconds. [ 1336.935249][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.935278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.935354][ T32] task:kworker/1:654 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.935500][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.935548][ T32] Call trace: [ 1336.935606][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.935658][ T32] r10:82918930 r9:eb3bdd84 r8:00000002 r7:60000013 r6:eb3bdd8c r5:852d6c00 [ 1336.935694][ T32] r4:852d6c00 [ 1336.935718][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.935782][ T32] r5:852d6c00 r4:8291892c [ 1336.935805][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.935918][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.935967][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3bde08 [ 1336.936004][ T32] r4:00000000 [ 1336.936124][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.936166][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.936323][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.936419][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5940 [ 1336.936444][ T32] r4:00000000 [ 1336.936525][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.936576][ T32] r9:83018205 r8:852d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1336.936614][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.936686][ T32] r5:00001000 r4:e4775000 [ 1336.936709][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.936771][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.936817][ T32] r5:8533df8c r4:8533dc00 [ 1336.936864][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.936922][ T32] r7:ddde2d80 r6:83018200 r5:8533df8c r4:84bd4700 [ 1336.936946][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.936991][ T32] r10:61c88647 r9:852d6c00 r8:84bd472c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.937014][ T32] r4:84bd4700 [ 1336.937033][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.937123][ T32] r10:00000000 r9:84bd4700 r8:8027f5e8 r7:eb395e60 r6:84bd4780 r5:852d6c00 [ 1336.937149][ T32] r4:00000001 [ 1336.937168][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.937204][ T32] Exception stack(0xeb3bdfb0 to 0xeb3bdff8) [ 1336.937231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.937265][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.937301][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.937380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.937407][ T32] r4:850a52c0 [ 1336.937769][ T32] INFO: task kworker/1:654:4761 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.937803][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.937888][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.937937][ T32] Call trace: [ 1336.937993][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.938045][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.938069][ T32] r4:00000000 [ 1336.938088][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.938198][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.938253][ T32] dd20: a5beb000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.938294][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.938371][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.938419][ T32] r5:80000013 r4:80239bb0 [ 1336.938443][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.938483][ T32] r4:82ac11e4 [ 1336.938503][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.938544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.938622][ T32] r4:e055ddc0 [ 1336.938669][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.938714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.938738][ T32] r4:00000000 [ 1336.938758][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.938807][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.938831][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.938873][ T32] r5:00001000 r4:ee509000 [ 1336.938893][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.938931][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.938974][ T32] r5:8609478c r4:86094400 [ 1336.939034][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.939083][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.939104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.939173][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.939206][ T32] r4:84a53d80 [ 1336.939225][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.939270][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.939322][ T32] r4:00000001 [ 1336.939345][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.939382][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.939408][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.939435][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.939486][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.939518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.939540][ T32] r4:84a51100 [ 1336.939575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.939604][ T32] INFO: task kworker/1:655:4763 blocked for more than 463 seconds. [ 1336.939631][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.939655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.939697][ T32] task:kworker/1:655 state:D stack:0 pid:4763 tgid:4763 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.939755][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.939871][ T32] Call trace: [ 1336.939911][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.939959][ T32] r10:82918930 r9:eb3c5d84 r8:00000002 r7:60000013 r6:eb3c5d8c r5:852e0c00 [ 1336.939985][ T32] r4:852e0c00 [ 1336.940006][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.940045][ T32] r5:852e0c00 r4:8291892c [ 1336.940066][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.940114][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.940212][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c5e08 [ 1336.940240][ T32] r4:00000000 [ 1336.940259][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.940314][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.940489][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.940563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5840 [ 1336.940601][ T32] r4:00000000 [ 1336.940625][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.940700][ T32] r9:83018205 r8:852e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1336.940726][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.940771][ T32] r5:00001000 r4:e06a7000 [ 1336.940792][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.940877][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.940969][ T32] r5:8533db8c r4:8533d800 [ 1336.941015][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.941064][ T32] r7:ddde2d80 r6:83018200 r5:8533db8c r4:84bd4800 [ 1336.941084][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.941129][ T32] r10:61c88647 r9:852e0c00 r8:84bd482c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.941151][ T32] r4:84bd4800 [ 1336.941172][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.941232][ T32] r10:00000000 r9:84bd4800 r8:8027f5e8 r7:eb3bde60 r6:84bd4880 r5:852e0c00 [ 1336.941273][ T32] r4:00000001 [ 1336.941301][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.941337][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) [ 1336.941363][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.941392][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.941420][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.941473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.941498][ T32] r4:850a5500 [ 1336.941747][ T32] INFO: task kworker/1:655:4763 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.941819][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.941950][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.942166][ T32] Call trace: [ 1336.942256][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.942313][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.942337][ T32] r4:00000000 [ 1336.942356][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.942394][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.942461][ T32] dd20: a5beb000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.942494][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.942520][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.942568][ T32] r5:80000013 r4:80239bb0 [ 1336.942591][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.942749][ T32] r4:82ac11e4 [ 1336.942773][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.942816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.942838][ T32] r4:e055ddc0 [ 1336.942857][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.942897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.942919][ T32] r4:00000000 [ 1336.942938][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.942981][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.943073][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.962594][ T32] r5:00001000 r4:ee509000 [ 1336.962644][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.962709][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.962754][ T32] r5:8609478c r4:86094400 [ 1336.962774][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.962823][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.962844][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.962890][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.962914][ T32] r4:84a53d80 [ 1336.962933][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.962993][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.963080][ T32] r4:00000001 [ 1336.963399][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.963458][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.963490][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.963520][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.963547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.963579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.963616][ T32] r4:84a51100 [ 1336.963643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.963698][ T32] INFO: task kworker/1:656:4767 blocked for more than 463 seconds. [ 1336.963750][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.963779][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.963882][ T32] task:kworker/1:656 state:D stack:0 pid:4767 tgid:4767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.963943][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.964017][ T32] Call trace: [ 1336.964050][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.964175][ T32] r10:82918930 r9:eb055d84 r8:00000002 r7:60000013 r6:eb055d8c r5:8495b000 [ 1336.964206][ T32] r4:8495b000 [ 1336.964227][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.964268][ T32] r5:8495b000 r4:8291892c [ 1336.964294][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.964334][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.964438][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 [ 1336.964531][ T32] r4:00000000 [ 1336.964555][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.964602][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.964693][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.964740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5b80 [ 1336.964821][ T32] r4:00000000 [ 1336.964844][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.964894][ T32] r9:83018205 r8:8495b000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1336.964917][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.964959][ T32] r5:00001000 r4:ea933000 [ 1336.964980][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.965038][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.965085][ T32] r5:8533e38c r4:8533e000 [ 1336.965106][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.965151][ T32] r7:ddde2d80 r6:83018200 r5:8533e38c r4:84bd4900 [ 1336.965172][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.965246][ T32] r10:61c88647 r9:8495b000 r8:84bd492c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.965279][ T32] r4:84bd4900 [ 1336.965309][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.965360][ T32] r10:00000000 r9:84bd4900 r8:8027f5e8 r7:eb3bde60 r6:84943680 r5:8495b000 [ 1336.965412][ T32] r4:00000001 [ 1336.965494][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.965534][ T32] Exception stack(0xeb055fb0 to 0xeb055ff8) [ 1336.965579][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.965614][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.965641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.965669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.965692][ T32] r4:850a5740 [ 1336.966091][ T32] INFO: task kworker/1:656:4767 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.966125][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.966184][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.966228][ T32] Call trace: [ 1336.966336][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.966384][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.966408][ T32] r4:00000000 [ 1336.966428][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.966483][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.966515][ T32] dd20: a5d58000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.966546][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.966593][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.966620][ T32] r5:80000013 r4:80239bb0 [ 1336.966801][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.966846][ T32] r4:82ac11e4 [ 1336.966866][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.966910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.966933][ T32] r4:e055ddc0 [ 1336.966951][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.966992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.967014][ T32] r4:00000000 [ 1336.967033][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.967077][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.967099][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.967139][ T32] r5:00001000 r4:ee509000 [ 1336.967159][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.967199][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.967241][ T32] r5:8609478c r4:86094400 [ 1336.967260][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.967311][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.967372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.967422][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.967464][ T32] r4:84a53d80 [ 1336.967487][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.967544][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.967569][ T32] r4:00000001 [ 1336.967604][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.967642][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.967695][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.967752][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.967783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.967814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.967883][ T32] r4:84a51100 [ 1336.968002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.968031][ T32] INFO: task kworker/0:167:4769 blocked for more than 463 seconds. [ 1336.968059][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.968083][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.968105][ T32] task:kworker/0:167 state:D stack:0 pid:4769 tgid:4769 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.968147][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.968242][ T32] Call trace: [ 1336.968294][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1336.968350][ T32] r10:82918930 r9:eb3c9d84 r8:00000002 r7:60000113 r6:eb3c9d8c r5:8495c800 [ 1336.968375][ T32] r4:8495c800 [ 1336.968394][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1336.968433][ T32] r5:8495c800 r4:8291892c [ 1336.968453][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.968506][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.968553][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c9e08 [ 1336.968575][ T32] r4:00000000 [ 1336.968604][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1336.968643][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1336.968681][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.968721][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a49c0 [ 1336.968743][ T32] r4:00000000 [ 1336.968837][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.968887][ T32] r9:83018005 r8:8495c800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1336.968909][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.968963][ T32] r5:00001000 r4:eabad000 [ 1336.968987][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.969026][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.969066][ T32] r5:85243b8c r4:85243800 [ 1336.969087][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.969130][ T32] r7:dddced80 r6:83018000 r5:85243b8c r4:84943700 [ 1336.969150][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.969215][ T32] r10:61c88647 r9:8495c800 r8:8494372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1336.969264][ T32] r4:84943700 [ 1336.969297][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.969343][ T32] r10:00000000 r9:84943700 r8:8027f5e8 r7:eb26de60 r6:84943780 r5:8495c800 [ 1336.969489][ T32] r4:00000001 [ 1336.969607][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.969693][ T32] Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) [ 1336.969813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.969844][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.970011][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.970043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.970067][ T32] r4:850a4600 [ 1336.970433][ T32] INFO: task kworker/0:167:4769 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1336.970468][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.970757][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.970804][ T32] Call trace: [ 1336.970834][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1336.970880][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1336.970903][ T32] r4:00000000 [ 1336.971056][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.971098][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1336.971165][ T32] dd20: a5d58000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1336.971233][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1336.971274][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1336.971309][ T32] r5:80000013 r4:80239bb0 [ 1336.971332][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1336.971375][ T32] r4:82ac11e4 [ 1336.971395][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.971437][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1336.971459][ T32] r4:e055ddc0 [ 1336.971539][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1336.971599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1336.971624][ T32] r4:00000000 [ 1336.971643][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1336.972025][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1336.972050][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1336.972092][ T32] r5:00001000 r4:ee509000 [ 1336.972138][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1336.972183][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.972289][ T32] r5:8609478c r4:86094400 [ 1336.972315][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1336.972458][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1336.972542][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1336.972594][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1336.972617][ T32] r4:84a53d80 [ 1336.972649][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1336.972729][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1336.972754][ T32] r4:00000001 [ 1336.972779][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.972827][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1336.972857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.972886][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.972914][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.972944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1336.973004][ T32] r4:84a51100 [ 1337.006550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.006679][ T32] INFO: task kworker/1:657:4771 blocked for more than 463 seconds. [ 1337.006720][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.006747][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.006769][ T32] task:kworker/1:657 state:D stack:0 pid:4771 tgid:4771 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.006890][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.007144][ T32] Call trace: [ 1337.007179][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.007326][ T32] r10:82918930 r9:eb3c1d84 r8:00000002 r7:60000113 r6:eb3c1d8c r5:8495d400 [ 1337.007446][ T32] r4:8495d400 [ 1337.007470][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.007564][ T32] r5:8495d400 r4:8291892c [ 1337.007588][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.007685][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.007736][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 1337.007774][ T32] r4:00000000 [ 1337.007796][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.007838][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.007880][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.007922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5fc0 [ 1337.007945][ T32] r4:00000000 [ 1337.007965][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.008015][ T32] r9:83018205 r8:8495d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1337.008037][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.008095][ T32] r5:00001000 r4:eacc5000 [ 1337.008154][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.008209][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.008254][ T32] r5:8533ef8c r4:8533ec00 [ 1337.008276][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.008335][ T32] r7:ddde2d80 r6:83018200 r5:8533ef8c r4:84bd4980 [ 1337.008356][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.008402][ T32] r10:61c88647 r9:8495d400 r8:84bd49ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.008477][ T32] r4:84bd4980 [ 1337.008729][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.009344][ T32] r10:00000000 r9:84bd4980 r8:8027f5e8 r7:eb055e60 r6:84943800 r5:8495d400 [ 1337.009373][ T32] r4:00000001 [ 1337.010020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.010260][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1337.010297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.010399][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.010430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.010461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.010483][ T32] r4:850a5a00 [ 1337.010892][ T32] INFO: task kworker/1:657:4771 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.010926][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.011701][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.011752][ T32] Call trace: [ 1337.011782][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.011835][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.011893][ T32] r4:00000000 [ 1337.012010][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.012053][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.012083][ T32] dd20: a66dc000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.012113][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.012140][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.012235][ T32] r5:80000013 r4:80239bb0 [ 1337.012260][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.012307][ T32] r4:82ac11e4 [ 1337.012360][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.012474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.013314][ T32] r4:e055ddc0 [ 1337.025914][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.025998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.026025][ T32] r4:00000000 [ 1337.026047][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.026097][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.026119][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.026165][ T32] r5:00001000 r4:ee509000 [ 1337.026189][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.026246][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.026333][ T32] r5:8609478c r4:86094400 [ 1337.026358][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.026636][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1337.026984][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 1 printk messages dropped ** [ 1337.027043][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.027159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.027195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.027223][ T32] r4:84a51100 [ 1337.027248][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.027473][ T32] INFO: task kworker/1:658:4774 blocked for more than 463 seconds. [ 1337.027510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.027537][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.027559][ T32] task:kworker/1:658 state:D stack:0 pid:4774 tgid:4774 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.027615][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.027771][ T32] Call trace: [ 1337.028524][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.028813][ T32] r10:82918930 r9:eb3d1d84 r8:00000002 r7:60000013 r6:eb3d1d8c r5:8495bc00 [ 1337.028841][ T32] r4:8495bc00 [ 1337.029137][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.029213][ T32] r5:8495bc00 r4:8291892c [ 1337.029266][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.029364][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.029417][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [ 1337.029457][ T32] r4:00000000 [ 1337.029699][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.029819][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.029861][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.030637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5d40 [ 1337.030770][ T32] r4:00000000 [ 1337.030908][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.030959][ T32] r9:83018205 r8:8495bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1337.030982][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.031026][ T32] r5:00001000 r4:eabf5000 [ 1337.031112][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.031479][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.031891][ T32] r5:8533e78c r4:8533e400 [ 1337.031916][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.031967][ T32] r7:ddde2d80 r6:83018200 r5:8533e78c r4:84bd4a00 [ 1337.031989][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.032040][ T32] r10:61c88647 r9:8495bc00 r8:84bd4a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.032065][ T32] r4:84bd4a00 [ 1337.032086][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.032133][ T32] r10:00000000 r9:84bd4a00 r8:8027f5e8 r7:eb3c1e60 r6:84943880 r5:8495bc00 [ 1337.032196][ T32] r4:00000001 [ 1337.032258][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.032322][ T32] Exception stack(0xeb3d1fb0 to 0xeb3d1ff8) [ 1337.032409][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.032478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.032723][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.033062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.055674][ T32] r4:850a5bc0 [ 1337.056131][ T32] INFO: task kworker/1:658:4774 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.056173][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.056301][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.056369][ T32] Call trace: [ 1337.056402][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.056618][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.056670][ T32] r4:00000000 [ 1337.056729][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.056777][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.056809][ T32] dd20: a6bf6000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.056841][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.056896][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.056925][ T32] r5:80000013 r4:80239bb0 [ 1337.056946][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.056991][ T32] r4:82ac11e4 [ 1337.057012][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.057058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.057081][ T32] r4:e055ddc0 [ 1337.057101][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.057205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.057232][ T32] r4:00000000 [ 1337.057255][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.057491][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.057525][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.057577][ T32] r5:00001000 r4:ee509000 [ 1337.057599][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.057651][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.057776][ T32] r5:8609478c r4:86094400 [ 1337.057801][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.057851][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.057901][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.057951][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.058020][ T32] r4:84a53d80 [ 1337.058060][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.058109][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.058268][ T32] r4:00000001 [ 1337.058299][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.058336][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.058363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.058391][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.058420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.058693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.058721][ T32] r4:84a51100 [ 1337.058743][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.058809][ T32] INFO: task kworker/0:168:4775 blocked for more than 463 seconds. [ 1337.058846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.059047][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.060035][ T32] task:kworker/0:168 state:D stack:0 pid:4775 tgid:4775 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.060185][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.060294][ T32] Call trace: [ 1337.060328][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.060379][ T32] r10:82918930 r9:eb3d5d84 r8:00000002 r7:60000113 r6:eb3d5d8c r5:8495a400 [ 1337.060402][ T32] r4:8495a400 [ 1337.060422][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.060495][ T32] r5:8495a400 r4:8291892c [ 1337.060581][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.060628][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.060696][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1337.060723][ T32] r4:00000000 [ 1337.060781][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.060852][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.060918][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.060965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532a740 [ 1337.060990][ T32] r4:00000000 [ 1337.061010][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.061060][ T32] r9:83018005 r8:8495a400 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1337.061083][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.061127][ T32] r5:00001000 r4:eb06b000 [ 1337.061147][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.061220][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.061294][ T32] r5:85243f8c r4:85243c00 [ 1337.061319][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.061367][ T32] r7:dddced80 r6:83018000 r5:85243f8c r4:84943900 [ 1337.061434][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.061496][ T32] r10:61c88647 r9:8495a400 r8:8494392c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.061522][ T32] r4:84943900 [ 1337.061543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.061589][ T32] r10:00000000 r9:84943900 r8:8027f5e8 r7:eb26de60 r6:84943980 r5:8495a400 [ 1337.061612][ T32] r4:00000001 [ 1337.061632][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.061666][ T32] Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) [ 1337.061692][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.061722][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.061805][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.061840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.061863][ T32] r4:850a4940 [ 1337.062191][ T32] INFO: task kworker/0:168:4775 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.062230][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.062477][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.062531][ T32] Call trace: [ 1337.062594][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.062668][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.062761][ T32] r4:00000000 [ 1337.062785][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.062825][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.062855][ T32] dd20: a6bf6000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.063079][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.080736][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.080812][ T32] r5:80000013 r4:80239bb0 [ 1337.080863][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.080957][ T32] r4:82ac11e4 [ 1337.080989][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.081085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.081137][ T32] r4:e055ddc0 [ 1337.081204][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.081252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.081287][ T32] r4:00000000 [ 1337.081308][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.081379][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.081405][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.081479][ T32] r5:00001000 r4:ee509000 [ 1337.081503][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.081544][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.081587][ T32] r5:8609478c r4:86094400 [ 1337.081650][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.081706][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.081800][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.081851][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.081874][ T32] r4:84a53d80 [ 1337.081904][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.081954][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.081977][ T32] r4:00000001 [ 1337.081997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.082056][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.082110][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.082191][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.082221][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.082251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.082279][ T32] r4:84a51100 [ 1337.082304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.082345][ T32] INFO: task kworker/1:659:4777 blocked for more than 463 seconds. [ 1337.082381][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.082408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.082431][ T32] task:kworker/1:659 state:D stack:0 pid:4777 tgid:4777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.082530][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.082685][ T32] Call trace: [ 1337.082755][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.082861][ T32] r10:82918930 r9:eb3d9d84 r8:00000002 r7:60000013 r6:eb3d9d8c r5:847f6c00 [ 1337.082890][ T32] r4:847f6c00 [ 1337.082942][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.093583][ T32] r5:847f6c00 r4:8291892c [ 1337.093679][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.093752][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.093811][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d9e08 [ 1337.093855][ T32] r4:00000000 [ 1337.093881][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.093928][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.093973][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.094026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5e80 [ 1337.094054][ T32] r4:00000000 [ 1337.094077][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.094147][ T32] r9:83018205 r8:847f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1337.094196][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.094253][ T32] r5:00001000 r4:eac59000 [ 1337.094295][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.094345][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.094396][ T32] r5:8533eb8c r4:8533e800 [ 1337.094419][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.094474][ T32] r7:ddde2d80 r6:83018200 r5:8533eb8c r4:84bd4a80 [ 1337.094511][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.094568][ T32] r10:61c88647 r9:847f6c00 r8:84bd4aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.094595][ T32] r4:84bd4a80 [ 1337.094618][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.094667][ T32] r10:00000000 r9:84bd4a80 r8:8027f5e8 r7:eb3c1e60 r6:84943a00 r5:847f6c00 [ 1337.094692][ T32] r4:00000001 [ 1337.094713][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.094751][ T32] Exception stack(0xeb3d9fb0 to 0xeb3d9ff8) [ 1337.094784][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.094818][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.094848][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.094880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.094904][ T32] r4:850a5b00 [ 1337.095338][ T32] INFO: task kworker/1:659:4777 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.095375][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.095484][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.095538][ T32] Call trace: [ 1337.095602][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.095654][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.095679][ T32] r4:00000000 [ 1337.095702][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.095742][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.095770][ T32] dd20: a7118000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.095799][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.095826][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.095938][ T32] r5:80000013 r4:80239bb0 [ 1337.095964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.096005][ T32] r4:82ac11e4 [ 1337.096025][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.096132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.096179][ T32] r4:e055ddc0 [ 1337.096201][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.096245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.096282][ T32] r4:00000000 [ 1337.096305][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.096353][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.096423][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.096529][ T32] r5:00001000 r4:ee509000 [ 1337.096566][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.096617][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.096658][ T32] r5:8609478c r4:86094400 [ 1337.096703][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.096810][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.096834][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.096881][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.096903][ T32] r4:84a53d80 [ 1337.096923][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.096994][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.097021][ T32] r4:00000001 [ 1337.097041][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.097078][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.097104][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.097145][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.097177][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.097241][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.097267][ T32] r4:84a51100 [ 1337.097294][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.097339][ T32] INFO: task kworker/1:660:4779 blocked for more than 463 seconds. [ 1337.097423][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.097502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.097528][ T32] task:kworker/1:660 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.097575][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.097668][ T32] Call trace: [ 1337.097704][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.097752][ T32] r10:82918930 r9:eb3ddd84 r8:00000002 r7:60000013 r6:eb3ddd8c r5:847f6000 [ 1337.097777][ T32] r4:847f6000 [ 1337.097797][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.097835][ T32] r5:847f6000 r4:8291892c [ 1337.097855][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.097892][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.097937][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3dde08 [ 1337.097961][ T32] r4:00000000 [ 1337.097980][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.098016][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.098117][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.098353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beda80 [ 1337.098392][ T32] r4:00000000 [ 1337.098455][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.098505][ T32] r9:83018205 r8:847f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1337.098526][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.098567][ T32] r5:00001000 r4:ead43000 [ 1337.098587][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.098645][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.098694][ T32] r5:8533f38c r4:8533f000 [ 1337.098739][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.098787][ T32] r7:ddde2d80 r6:83018200 r5:8533f38c r4:84bd4b00 [ 1337.099027][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.099076][ T32] r10:61c88647 r9:847f6000 r8:84bd4b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.099098][ T32] r4:84bd4b00 [ 1337.099117][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.099161][ T32] r10:00000000 r9:84bd4b00 r8:8027f5e8 r7:eb3c1e60 r6:84943a80 r5:847f6000 [ 1337.099231][ T32] r4:00000001 [ 1337.099254][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.099297][ T32] Exception stack(0xeb3ddfb0 to 0xeb3ddff8) [ 1337.099325][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.099356][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.099383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.099412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.099434][ T32] r4:850a5c80 [ 1337.099723][ T32] INFO: task kworker/1:660:4779 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.099757][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.099907][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.099954][ T32] Call trace: [ 1337.099984][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.100078][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.100106][ T32] r4:00000000 [ 1337.100127][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.100164][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.100192][ T32] dd20: a7118000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.100221][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.100284][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.100320][ T32] r5:80000013 r4:80239bb0 [ 1337.100341][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.100454][ T32] r4:82ac11e4 [ 1337.100491][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.100536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.100559][ T32] r4:e055ddc0 [ 1337.100702][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.100800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.100826][ T32] r4:00000000 [ 1337.100845][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.100892][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.100914][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.100967][ T32] r5:00001000 r4:ee509000 [ 1337.101109][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.101151][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.101195][ T32] r5:8609478c r4:86094400 [ 1337.101216][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.101261][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.101288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.101334][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.101357][ T32] r4:84a53d80 [ 1337.101376][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.101420][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.101442][ T32] r4:00000001 [ 1337.101484][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.101524][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.101552][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.101582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.101609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.101638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.101661][ T32] r4:84a51100 [ 1337.101693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.101773][ T32] INFO: task kworker/1:661:4781 blocked for more than 463 seconds. [ 1337.101804][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.101827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.101847][ T32] task:kworker/1:661 state:D stack:0 pid:4781 tgid:4781 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.101966][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.102007][ T32] Call trace: [ 1337.102090][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.102160][ T32] r10:82918930 r9:eb3e5d84 r8:00000002 r7:60000013 r6:eb3e5d8c r5:84740c00 [ 1337.102197][ T32] r4:84740c00 [ 1337.102220][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.102279][ T32] r5:84740c00 r4:8291892c [ 1337.102303][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.102343][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.102389][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 [ 1337.102411][ T32] r4:00000000 [ 1337.102431][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.102467][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.102527][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.102572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a5340 [ 1337.102595][ T32] r4:00000000 [ 1337.102614][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.102658][ T32] r9:83018205 r8:84740c00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1337.102679][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.102720][ T32] r5:00001000 r4:ead9d000 [ 1337.102740][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.102777][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.102841][ T32] r5:8533f78c r4:8533f400 [ 1337.102865][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.102912][ T32] r7:ddde2d80 r6:83018200 r5:8533f78c r4:84bd4b80 [ 1337.102933][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.102999][ T32] r10:61c88647 r9:84740c00 r8:84bd4bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.103100][ T32] r4:84bd4b80 [ 1337.125623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.125745][ T32] r10:00000000 r9:84bd4b80 r8:8027f5e8 r7:eb3dde60 r6:84943b00 r5:84740c00 [ 1337.125783][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1337.126039][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.126958][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.127235][ T32] r4:00000000 [ 1337.127262][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.127316][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.127347][ T32] dd20: a7394000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.127377][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.127404][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.127477][ T32] r5:80000013 r4:80239bb0 [ 1337.127503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.127548][ T32] r4:82ac11e4 [ 1337.127569][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.127613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.127635][ T32] r4:e055ddc0 [ 1337.127656][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.127700][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.127722][ T32] r4:00000000 [ 1337.127867][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.127920][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.127943][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.127986][ T32] r5:00001000 r4:ee509000 [ 1337.128008][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.128049][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.128093][ T32] r5:8609478c r4:86094400 [ 1337.128114][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.128280][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.128306][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.128372][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.128398][ T32] r4:84a53d80 [ 1337.128418][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.128481][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.128507][ T32] r4:00000001 [ 1337.128552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1337.128709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1337.129204][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.129552][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.129967][ T32] r5:00001000 r4:eaddd000 [ 1337.129987][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.130024][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.130065][ T32] r5:8533fb8c r4:8533f800 [ 1337.130085][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.130131][ T32] r7:ddde2d80 r6:83018200 r5:8533fb8c r4:84bd4c00 [ 1337.130152][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.130210][ T32] r10:61c88647 r9:852e2400 r8:84bd4c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.130240][ T32] r4:84bd4c00 [ 1337.130277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.130327][ T32] r10:00000000 r9:84bd4c00 r8:8027f5e8 r7:eb3e5e60 r6:84bd4c80 r5:852e2400 [ 1337.130400][ T32] r4:00000001 [ 1337.130435][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.130524][ T32] Exception stack(0xeb3cdfb0 to 0xeb3cdff8) [ 1337.130554][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.130584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.130611][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.130641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.130674][ T32] r4:84bf1080 [ 1337.130990][ T32] INFO: task kworker/1:662:4783 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.131027][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.131153][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.131206][ T32] Call trace: [ 1337.131237][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.131292][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.131316][ T32] r4:00000000 [ 1337.131336][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.131373][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.131402][ T32] dd20: a7394000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.131464][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.131494][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.131519][ T32] r5:80000013 r4:80239bb0 [ 1337.131560][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.131604][ T32] r4:82ac11e4 [ 1337.131624][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.131681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.131707][ T32] r4:e055ddc0 [ 1337.131727][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.131768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.131888][ T32] r4:00000000 [ 1337.131912][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1337.131982][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.132244][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 2 printk messages dropped ** [ 1337.132381][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1337.132546][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1337.132613][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1337.132736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1337.132850][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1337.150815][ T32] Call trace: ** 2 printk messages dropped ** [ 1337.151008][ T32] r4:852e1800 ** 1 printk messages dropped ** [ 1337.151193][ T32] r5:852e1800 r4:8291892c ** 2 printk messages dropped ** [ 1337.151378][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ede08 ** 3 printk messages dropped ** [ 1337.151534][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.151821][ T32] r5:00001000 r4:eaedb000 [ 1337.151843][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.151882][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.151990][ T32] r7:ddde2d80 r6:83018200 r5:8534438c r4:84bd4d00 ** 1 printk messages dropped ** [ 1337.152057][ T32] r10:61c88647 r9:852e1800 r8:84bd4d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1337.152268][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.152310][ T32] Exception stack(0xeb3edfb0 to 0xeb3edff8) [ 1337.152380][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.152419][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.152485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.152519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.152541][ T32] r4:84bf1240 [ 1337.152955][ T32] INFO: task kworker/1:663:4786 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.153028][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.162248][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.162406][ T32] Call trace: [ 1337.162524][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.162586][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.162644][ T32] r4:00000000 [ 1337.162781][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.162825][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.162895][ T32] dd20: a77c9000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.162928][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.162955][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.163009][ T32] r5:80000013 r4:80239bb0 [ 1337.163428][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.163528][ T32] r4:82ac11e4 [ 1337.163553][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.163617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.163694][ T32] r4:e055ddc0 [ 1337.163726][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.163773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.163814][ T32] r4:00000000 [ 1337.163838][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.163911][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.163938][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.163984][ T32] r5:00001000 r4:ee509000 [ 1337.164011][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.164053][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.164098][ T32] r5:8609478c r4:86094400 [ 1337.164144][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.164197][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.164219][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.164327][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.164356][ T32] r4:84a53d80 [ 1337.164377][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.164424][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.164492][ T32] r4:00000001 [ 1337.164518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.164559][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.164589][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.164619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.164648][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.164679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.164736][ T32] r4:84a51100 [ 1337.164764][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.164800][ T32] INFO: task kworker/1:664:4787 blocked for more than 463 seconds. [ 1337.164836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.164898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.164938][ T32] task:kworker/1:664 state:D stack:0 pid:4787 tgid:4787 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.165000][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.165056][ T32] Call trace: [ 1337.165106][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.165157][ T32] r10:82918930 r9:eb3e1d84 r8:00000002 r7:60000113 r6:eb3e1d8c r5:852e3000 [ 1337.165206][ T32] r4:852e3000 [ 1337.165230][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.165282][ T32] r5:852e3000 r4:8291892c [ 1337.165317][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.165430][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.165483][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e1e08 [ 1337.165507][ T32] r4:00000000 [ 1337.165552][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.165597][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.165653][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.165699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf1300 ** 2 printk messages dropped ** [ 1337.165811][ T32] r9:83018205 r8:852e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 ** 1 printk messages dropped ** [ 1337.165892][ T32] r5:00001000 r4:eae59000 [ 1337.165913][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.165956][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.166000][ T32] r5:8533ff8c r4:8533fc00 ** 2 printk messages dropped ** [ 1337.166143][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.166390][ T32] Exception stack(0xeb3e1fb0 to 0xeb3e1ff8) ** 6 printk messages dropped ** [ 1337.167066][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.167664][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1337.167846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.167869][ T32] r4:e055ddc0 [ 1337.167888][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.167930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.167953][ T32] r4:00000000 [ 1337.167972][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.168016][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.168038][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.168079][ T32] r5:00001000 r4:ee509000 [ 1337.168125][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.168167][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.168210][ T32] r5:8609478c r4:86094400 [ 1337.168229][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.168279][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.168316][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.168365][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.168388][ T32] r4:84a53d80 [ 1337.168407][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.168452][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.168534][ T32] r4:00000001 [ 1337.168558][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.168683][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.168723][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.168755][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.168783][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.168811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.168833][ T32] r4:84a51100 [ 1337.168854][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.168880][ T32] INFO: task kworker/1:665:4789 blocked for more than 463 seconds. [ 1337.168918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.168969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.169088][ T32] task:kworker/1:665 state:D stack:0 pid:4789 tgid:4789 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.169158][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.169241][ T32] Call trace: [ 1337.169282][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.169328][ T32] r10:82918930 r9:eb3f1d84 r8:00000002 r7:60000113 r6:eb3f1d8c r5:852e3c00 [ 1337.169353][ T32] r4:852e3c00 [ 1337.169397][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.169441][ T32] r5:852e3c00 r4:8291892c [ 1337.169484][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.169527][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.169603][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 [ 1337.169630][ T32] r4:00000000 [ 1337.169650][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.169688][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.169724][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.169807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf1680 [ 1337.169857][ T32] r4:00000000 [ 1337.169880][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.169948][ T32] r9:83018205 r8:852e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1337.169973][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.170033][ T32] r5:00001000 r4:eaeef000 [ 1337.170064][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.170150][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.170403][ T32] r10:61c88647 r9:852e3c00 r8:84bd4f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1337.170857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1337.171245][ T32] INFO: task kworker/1:665:4789 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.171285][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.171393][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.171465][ T32] Call trace: [ 1337.171570][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.171619][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.171643][ T32] r4:00000000 [ 1337.171664][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.171702][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.171730][ T32] dd20: a77c9000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.171809][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.171839][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.171864][ T32] r5:80000013 r4:80239bb0 [ 1337.171898][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.171942][ T32] r4:82ac11e4 [ 1337.171998][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.172044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.172116][ T32] r4:e055ddc0 [ 1337.172165][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.172216][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.172264][ T32] r4:00000000 [ 1337.172293][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.172340][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.172364][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.172405][ T32] r5:00001000 r4:ee509000 [ 1337.172425][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.172479][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.172547][ T32] r5:8609478c r4:86094400 [ 1337.172571][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.172619][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.172639][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.172686][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.172708][ T32] r4:84a53d80 [ 1337.172727][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.172772][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.172818][ T32] r4:00000001 [ 1337.172865][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.172904][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.172935][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.173055][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.198107][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.198168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.198196][ T32] r4:84a51100 [ 1337.198223][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1337.198418][ T32] task:kworker/1:666 state:D stack:0 pid:4791 tgid:4791 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1337.198805][ T32] r4:852e4800 [ 1337.198837][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.198880][ T32] r5:852e4800 r4:8291892c [ 1337.198946][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.199038][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.199090][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f5e08 [ 1337.199113][ T32] r4:00000000 [ 1337.199153][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.199195][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.199235][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.199286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf1980 [ 1337.199309][ T32] r4:00000000 [ 1337.199346][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.199399][ T32] r9:83018205 r8:852e4800 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1337.199435][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.199482][ T32] r5:00001000 r4:eaf19000 [ 1337.199503][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.199542][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.199607][ T32] r5:85344f8c r4:85344c00 [ 1337.199631][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.199679][ T32] r7:ddde2d80 r6:83018200 r5:85344f8c r4:85316000 [ 1337.199700][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.199757][ T32] r10:61c88647 r9:852e4800 r8:8531602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.199783][ T32] r4:85316000 [ 1337.199805][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.199875][ T32] r10:00000000 r9:85316000 r8:8027f5e8 r7:eb3f1e60 r6:85316080 r5:852e4800 [ 1337.199902][ T32] r4:00000001 [ 1337.199992][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.200035][ T32] Exception stack(0xeb3f5fb0 to 0xeb3f5ff8) [ 1337.200062][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.200091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.200119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.200149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.200273][ T32] r4:84bf1500 [ 1337.200719][ T32] INFO: task kworker/1:666:4791 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.200757][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.200941][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.201085][ T32] Call trace: [ 1337.201130][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.201254][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.201288][ T32] r4:00000000 [ 1337.201351][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.201394][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.201422][ T32] dd20: a7ccc000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.201452][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.201478][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.201525][ T32] r5:80000013 r4:80239bb0 [ 1337.201550][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.201591][ T32] r4:82ac11e4 [ 1337.201612][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.201654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.201676][ T32] r4:e055ddc0 [ 1337.201694][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.201735][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.201758][ T32] r4:00000000 [ 1337.201777][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.201822][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.201844][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.201896][ T32] r5:00001000 r4:ee509000 [ 1337.201920][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.201960][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.202001][ T32] r5:8609478c r4:86094400 [ 1337.202069][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.202119][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.202168][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.202216][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.202238][ T32] r4:84a53d80 [ 1337.202272][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.202321][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.202344][ T32] r4:00000001 [ 1337.202387][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.202427][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.202455][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.202495][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.202596][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.202635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.202660][ T32] r4:84a51100 [ 1337.202694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.202723][ T32] INFO: task kworker/1:667:4793 blocked for more than 463 seconds. [ 1337.202752][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.202801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.202835][ T32] task:kworker/1:667 state:D stack:0 pid:4793 tgid:4793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.202896][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.202997][ T32] Call trace: [ 1337.217818][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.217930][ T32] r10:82918930 r9:eb3f9d84 r8:00000002 r7:60000113 r6:eb3f9d8c r5:852e5400 [ 1337.217961][ T32] r4:852e5400 [ 1337.218005][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.218052][ T32] r5:852e5400 r4:8291892c [ 1337.218121][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.218166][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.218213][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f9e08 ** 2 printk messages dropped ** [ 1337.218326][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1337.218524][ T32] r4:00000000 [ 1337.218544][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.218593][ T32] r9:83018205 r8:852e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1337.218620][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.218667][ T32] r5:00001000 r4:eaf03000 [ 1337.218688][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.218727][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.218794][ T32] r5:85344b8c r4:85344800 [ 1337.218818][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.218891][ T32] r7:ddde2d80 r6:83018200 r5:85344b8c r4:85316100 [ 1337.218918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.218964][ T32] r10:61c88647 r9:852e5400 r8:8531612c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.218986][ T32] r4:85316100 [ 1337.219005][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.219050][ T32] r10:00000000 r9:85316100 r8:8027f5e8 r7:eb3f5e60 r6:85316180 r5:852e5400 [ 1337.219072][ T32] r4:00000001 [ 1337.219092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.219128][ T32] Exception stack(0xeb3f9fb0 to 0xeb3f9ff8) [ 1337.219158][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.219193][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.219246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.219288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.219312][ T32] r4:84bf1700 [ 1337.219800][ T32] INFO: task kworker/1:667:4793 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.219974][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.220237][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.220309][ T32] Call trace: [ 1337.220357][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.220412][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.220436][ T32] r4:00000000 [ 1337.220455][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.220512][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.220541][ T32] dd20: a7f37000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.220571][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.220596][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.220619][ T32] r5:80000013 r4:80239bb0 [ 1337.220640][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.220680][ T32] r4:82ac11e4 [ 1337.220700][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.220833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 5 printk messages dropped ** [ 1337.221163][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1337.221549][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.221954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1337.222386][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.222686][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.241774][ T32] r5:00001000 r4:eaf6f000 [ 1337.241826][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.242086][ T32] r7:ddde2d80 r6:83018200 r5:85345f8c r4:85316200 ** 7 printk messages dropped ** [ 1337.242335][ T32] Exception stack(0xeb3fdfb0 to 0xeb3fdff8) ** 6 printk messages dropped ** [ 1337.242947][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.255101][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.255338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 10 printk messages dropped ** [ 1337.255976][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.256031][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.256056][ T32] r4:84a53d80 [ 1337.256090][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.256157][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.256184][ T32] r4:00000001 [ 1337.256254][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.256301][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.256355][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.256405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.256484][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.256522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.256574][ T32] r4:84a51100 [ 1337.256604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.256676][ T32] INFO: task kworker/1:669:4797 blocked for more than 463 seconds. [ 1337.256737][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.256767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.256790][ T32] task:kworker/1:669 state:D stack:0 pid:4797 tgid:4797 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.256839][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.256882][ T32] Call trace: [ 1337.256930][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.256979][ T32] r10:82918930 r9:eb401d84 r8:00000002 r7:60000113 r6:eb401d8c r5:852e6c00 [ 1337.257103][ T32] r4:852e6c00 [ 1337.257129][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.257172][ T32] r5:852e6c00 r4:8291892c [ 1337.257218][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1337.257669][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.257805][ T32] r5:00001000 r4:eaf2d000 ** 2 printk messages dropped ** [ 1337.257906][ T32] r5:8534538c r4:85345000 ** 5 printk messages dropped ** [ 1337.258078][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1337.259004][ T32] Call trace: ** 7 printk messages dropped ** [ 1337.259369][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 12 printk messages dropped ** [ 1337.259808][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1337.260118][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 13 printk messages dropped ** [ 1337.260728][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1337.261332][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb40de08 ** 9 printk messages dropped ** [ 1337.261689][ T32] r5:00001000 r4:eaf45000 ** 4 printk messages dropped ** [ 1337.261897][ T32] r7:ddde2d80 r6:83018200 r5:8534578c r4:85316400 ** 1 printk messages dropped ** [ 1337.261963][ T32] r10:61c88647 r9:84741800 r8:8531642c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.261984][ T32] r4:85316400 [ 1337.262038][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.262107][ T32] r10:00000000 r9:85316400 r8:8027f5e8 r7:eb3fde60 r6:84943b80 r5:84741800 [ 1337.262162][ T32] r4:00000001 [ 1337.262185][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.262221][ T32] Exception stack(0xeb40dfb0 to 0xeb40dff8) [ 1337.262247][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.262316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.262347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.262378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.262427][ T32] r4:84bf1bc0 [ 1337.262887][ T32] INFO: task kworker/1:670:4799 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.262921][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.286577][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.286700][ T32] Call trace: [ 1337.286910][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.286972][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.287145][ T32] r4:00000000 [ 1337.287177][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.287222][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.287262][ T32] dd20: a8915000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.287320][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.287352][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.287378][ T32] r5:80000013 r4:80239bb0 [ 1337.287434][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.287483][ T32] r4:82ac11e4 [ 1337.287504][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.287556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.287648][ T32] r4:e055ddc0 [ 1337.288007][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.288056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.288081][ T32] r4:00000000 [ 1337.288250][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.288307][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.288330][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.288374][ T32] r5:00001000 r4:ee509000 [ 1337.288395][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.288435][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.288541][ T32] r5:8609478c r4:86094400 [ 1337.288566][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.288618][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.288670][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1337.288880][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1337.289225][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1337.289673][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.290291][ T32] r5:00001000 r4:eaf5f000 ** 2 printk messages dropped ** [ 1337.290599][ T32] r5:85345b8c r4:85345800 ** 7 printk messages dropped ** [ 1337.291013][ T32] r4:00000001 [ 1337.291034][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.291071][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) [ 1337.291098][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.291127][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.291154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.291183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.291205][ T32] r4:84bf1c40 [ 1337.291662][ T32] INFO: task kworker/1:671:4802 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.291702][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.291761][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.291807][ T32] Call trace: [ 1337.291875][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.291929][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.291954][ T32] r4:00000000 [ 1337.291974][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.292014][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.292075][ T32] dd20: a8915000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.292109][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.292137][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.292161][ T32] r5:80000013 r4:80239bb0 [ 1337.292182][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.292556][ T32] r4:82ac11e4 [ 1337.292588][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.292635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.292671][ T32] r4:e055ddc0 [ 1337.292704][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.292869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.292973][ T32] r4:00000000 [ 1337.304439][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.304626][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.304679][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.304736][ T32] r5:00001000 r4:ee509000 [ 1337.304759][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.304803][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.304850][ T32] r5:8609478c r4:86094400 [ 1337.304872][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.304924][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.305048][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.305103][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.305152][ T32] r4:84a53d80 [ 1337.305177][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.305268][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.305301][ T32] r4:00000001 [ 1337.305349][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.305393][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.305427][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.305459][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.305489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.305526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.305550][ T32] r4:84a51100 [ 1337.305575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1337.305641][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1337.306175][ T32] r4:84740000 ** 4 printk messages dropped ** [ 1337.306472][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 ** 8 printk messages dropped ** [ 1337.306856][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.306901][ T32] r5:00001000 r4:eafa5000 [ 1337.306923][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.307125][ T32] r7:ddde2d80 r6:83018200 r5:8534678c r4:85316500 ** 9 printk messages dropped ** [ 1337.307497][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1337.309070][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1337.309549][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.309887][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.310326][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.310752][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.311255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.311756][ T32] task:kworker/1:673 state:D stack:0 pid:4804 tgid:4804 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.312342][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.312758][ T32] r9:83018205 r8:84743c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 ** 1 printk messages dropped ** [ 1337.312823][ T32] r5:00001000 r4:eaf85000 ** 3 printk messages dropped ** [ 1337.313031][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1337.340861][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.341029][ T32] r10:61c88647 r9:84743c00 r8:853165ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.341060][ T32] r4:85316580 [ 1337.341081][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.341131][ T32] r10:00000000 r9:85316580 r8:8027f5e8 r7:eb41de60 r6:84943d00 r5:84743c00 [ 1337.341153][ T32] r4:00000001 [ 1337.341191][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.341259][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) [ 1337.341296][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.341326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.341354][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.341436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.341501][ T32] r4:84bf1d80 [ 1337.341968][ T32] INFO: task kworker/1:673:4804 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.342011][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.342334][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.343133][ T32] Call trace: [ 1337.346111][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.346241][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.346306][ T32] r4:00000000 [ 1337.346353][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.346402][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.346556][ T32] dd20: a8e2c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.346595][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.346622][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.346648][ T32] r5:80000013 r4:80239bb0 [ 1337.346671][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.346747][ T32] r4:82ac11e4 [ 1337.346777][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.346839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.346872][ T32] r4:e055ddc0 [ 1337.346896][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.346942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.346965][ T32] r4:00000000 [ 1337.346985][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.347032][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.347056][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.347176][ T32] r5:00001000 r4:ee509000 [ 1337.347353][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.347474][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.347528][ T32] r5:8609478c r4:86094400 [ 1337.347551][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.347720][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.347746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.347795][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.347846][ T32] r4:84a53d80 [ 1337.347884][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.347973][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.348000][ T32] r4:00000001 [ 1337.348207][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.348247][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.348276][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.348330][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.348362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.348394][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.348417][ T32] r4:84a51100 [ 1337.348441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.348494][ T32] INFO: task kworker/1:674:4807 blocked for more than 463 seconds. [ 1337.348537][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.348635][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.348661][ T32] task:kworker/1:674 state:D stack:0 pid:4807 tgid:4807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.348715][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.348776][ T32] Call trace: [ 1337.348860][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.348934][ T32] r10:82918930 r9:eb429d84 r8:00000002 r7:60000113 r6:eb429d8c r5:84743000 [ 1337.348961][ T32] r4:84743000 [ 1337.348983][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.349026][ T32] r5:84743000 r4:8291892c [ 1337.349047][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.349329][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1337.349839][ T32] r5:00001000 r4:eb0a3000 [ 1337.349863][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.350208][ T32] r7:ddde2d80 r6:83018200 r5:85346f8c r4:85316600 ** 6 printk messages dropped ** [ 1337.350468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1337.351238][ T32] INFO: task kworker/1:674:4807 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 10 printk messages dropped ** [ 1337.373738][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1337.374146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 10 printk messages dropped ** [ 1337.374603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.374919][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1337.375198][ T32] INFO: task kworker/1:675:4808 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.375656][ T32] r4:84745400 ** 4 printk messages dropped ** [ 1337.376017][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 ** 9 printk messages dropped ** [ 1337.376770][ T32] r5:00001000 r4:eafb9000 [ 1337.376842][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1337.377171][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.377800][ T32] Exception stack(0xeb42dfb0 to 0xeb42dff8) ** 7 printk messages dropped ** [ 1337.378846][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.378913][ T32] Call trace: [ 1337.378956][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.379006][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.379052][ T32] r4:00000000 [ 1337.379096][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.379159][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.379192][ T32] dd20: a920e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.379222][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.379257][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.379306][ T32] r5:80000013 r4:80239bb0 [ 1337.379362][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.379460][ T32] r4:82ac11e4 [ 1337.379484][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.379527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.379550][ T32] r4:e055ddc0 [ 1337.379569][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.379610][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.379654][ T32] r4:00000000 [ 1337.379676][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.379742][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.379803][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.379850][ T32] r5:00001000 r4:ee509000 [ 1337.379870][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.379928][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.380002][ T32] r5:8609478c r4:86094400 [ 1337.380046][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.380115][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.380139][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.380214][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.380242][ T32] r4:84a53d80 [ 1337.380262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.380328][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.380359][ T32] r4:00000001 [ 1337.380403][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.380441][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.380525][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.380588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.380663][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.380695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.380728][ T32] r4:84a51100 [ 1337.380755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.380845][ T32] INFO: task kworker/1:676:4812 blocked for more than 463 seconds. [ 1337.380899][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.380931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.380953][ T32] task:kworker/1:676 state:D stack:0 pid:4812 tgid:4812 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.380998][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.381043][ T32] Call trace: [ 1337.381142][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.381195][ T32] r10:82918930 r9:eb431d84 r8:00000002 r7:60000013 r6:eb431d8c r5:84746c00 [ 1337.381220][ T32] r4:84746c00 [ 1337.381239][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.381279][ T32] r5:84746c00 r4:8291892c [ 1337.381299][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.381351][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.381419][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [ 1337.381446][ T32] r4:00000000 [ 1337.381466][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.381537][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.381598][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.381642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532b340 [ 1337.381689][ T32] r4:00000000 [ 1337.381732][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.381833][ T32] r9:83018205 r8:84746c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1337.381899][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.382001][ T32] r5:00001000 r4:eb0bb000 [ 1337.382045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.382124][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.382229][ T32] r5:8534738c r4:85347000 [ 1337.382287][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.382370][ T32] r7:ddde2d80 r6:83018200 r5:8534738c r4:85316700 [ 1337.382394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.382441][ T32] r10:61c88647 r9:84746c00 r8:8531672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.382463][ T32] r4:85316700 [ 1337.382482][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.382525][ T32] r10:00000000 r9:85316700 r8:8027f5e8 r7:eb429e60 r6:84943e80 r5:84746c00 [ 1337.382549][ T32] r4:00000001 [ 1337.382568][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.382602][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) [ 1337.382629][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.382657][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.382712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.382782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.382835][ T32] r4:8532b340 [ 1337.405067][ T32] INFO: task kworker/1:676:4812 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.405169][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.405290][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.405364][ T32] Call trace: ** 2 printk messages dropped ** [ 1337.405507][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.405676][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1337.405852][ T32] r4:e055ddc0 ** 8 printk messages dropped ** [ 1337.406170][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.406529][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 7 printk messages dropped ** [ 1337.406911][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1337.407120][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.407424][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.407909][ T32] r5:00001000 r4:eb0cb000 [ 1337.407932][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.408168][ T32] r7:ddde2d80 r6:83018200 r5:8534778c r4:85316780 ** 6 printk messages dropped ** [ 1337.408386][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1337.409077][ T32] INFO: task kworker/1:677:4813 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 7 printk messages dropped ** [ 1337.409473][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1337.409799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.409850][ T32] r4:e055ddc0 [ 1337.409872][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.409954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.410002][ T32] r4:00000000 [ 1337.410044][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.410112][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.410140][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.410240][ T32] r5:00001000 r4:ee509000 [ 1337.410284][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.410346][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.410393][ T32] r5:8609478c r4:86094400 [ 1337.410412][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.410458][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.410478][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.410523][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.410544][ T32] r4:84a53d80 [ 1337.410565][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.410615][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.410638][ T32] r4:00000001 [ 1337.410658][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.410693][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.410739][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.410773][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.410801][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.410830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.410873][ T32] r4:84a51100 [ 1337.410926][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.410978][ T32] INFO: task kworker/1:678:4815 blocked for more than 463 seconds. [ 1337.411094][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.411168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.411221][ T32] task:kworker/1:678 state:D stack:0 pid:4815 tgid:4815 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.411312][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.411418][ T32] Call trace: [ 1337.411486][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.411593][ T32] r10:82918930 r9:eb43dd84 r8:00000002 r7:60000113 r6:eb43dd8c r5:84890c00 [ 1337.411661][ T32] r4:84890c00 [ 1337.411711][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.411807][ T32] r5:84890c00 r4:8291892c [ 1337.411851][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.411929][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.412073][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 [ 1337.412134][ T32] r4:00000000 [ 1337.412178][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.412265][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.412396][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.412542][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532b7c0 [ 1337.412608][ T32] r4:00000000 [ 1337.412652][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.412749][ T32] r9:83018205 r8:84890c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1337.412796][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.412905][ T32] r5:00001000 r4:eb0fd000 [ 1337.412956][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.434077][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.434306][ T32] r5:85347b8c r4:85347800 [ 1337.434387][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.434513][ T32] r7:ddde2d80 r6:83018200 r5:85347b8c r4:85316800 [ 1337.434571][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.435075][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.436152][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.436508][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1337.436692][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.436941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 4 printk messages dropped ** [ 1337.437142][ T32] r5:00001000 r4:ee509000 [ 1337.437202][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.437244][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.437286][ T32] r5:8609478c r4:86094400 [ 1337.437306][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.437382][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.437407][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.437453][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.437475][ T32] r4:84a53d80 [ 1337.437494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.437538][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.437560][ T32] r4:00000001 [ 1337.437631][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.437669][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.437695][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.437724][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.437751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.437854][ T32] INFO: task kworker/1:679:4817 blocked for more than 463 seconds. ** 7 printk messages dropped ** [ 1337.438153][ T32] r4:84890000 ** 3 printk messages dropped ** [ 1337.438293][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1337.438842][ T32] r5:00001000 r4:eb147000 [ 1337.438887][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.438986][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1337.439155][ T32] r7:ddde2d80 r6:83018200 r5:85350b8c r4:85316880 ** 7 printk messages dropped ** [ 1337.439500][ T32] Exception stack(0xeb445fb0 to 0xeb445ff8) ** 4 printk messages dropped ** [ 1337.439754][ T32] r4:8532b500 ** 3 printk messages dropped ** [ 1337.440220][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.440400][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 6 printk messages dropped ** [ 1337.440656][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1337.441345][ T32] r5:8609478c r4:86094400 ** 4 printk messages dropped ** [ 1337.441602][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1337.441693][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.442125][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.442665][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.468446][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.468958][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.469004][ T32] r5:00001000 r4:eb493000 ** 3 printk messages dropped ** [ 1337.469126][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1337.469481][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1337.469857][ T32] r4:8532ab40 [ 1337.470276][ T32] INFO: task kworker/0:169:4818 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.470314][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.470523][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.470578][ T32] Call trace: [ 1337.470628][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.470682][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.470735][ T32] r4:00000000 [ 1337.470759][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.470799][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.470830][ T32] dd20: a9d67000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.470861][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.470889][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.470915][ T32] r5:80000013 r4:80239bb0 [ 1337.470935][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.470975][ T32] r4:82ac11e4 [ 1337.470995][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.471039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.471062][ T32] r4:e055ddc0 [ 1337.471083][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.471126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.471149][ T32] r4:00000000 [ 1337.471169][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.471242][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.471337][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.471393][ T32] r5:00001000 r4:ee509000 [ 1337.471415][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.471486][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.471539][ T32] r5:8609478c r4:86094400 [ 1337.471562][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.471675][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.471765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.471874][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.471928][ T32] r4:84a53d80 [ 1337.471996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.472100][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.472152][ T32] r4:00000001 [ 1337.472197][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.472303][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.472431][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.472538][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.472602][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.472702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.472727][ T32] r4:84a51100 [ 1337.472786][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.472824][ T32] INFO: task kworker/1:680:4820 blocked for more than 463 seconds. [ 1337.472860][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.472886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.472908][ T32] task:kworker/1:680 state:D stack:0 pid:4820 tgid:4820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.472964][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.473043][ T32] Call trace: [ 1337.504012][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.504210][ T32] r10:82918930 r9:eb44dd84 r8:00000002 r7:60000013 r6:eb44dd8c r5:84893000 [ 1337.504300][ T32] r4:84893000 [ 1337.504373][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.504486][ T32] r5:84893000 r4:8291892c [ 1337.504627][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.504737][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.504841][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb44de08 [ 1337.504925][ T32] r4:00000000 [ 1337.504974][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.505059][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.505143][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.505232][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532ba40 [ 1337.505285][ T32] r4:00000000 [ 1337.505330][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.505459][ T32] r9:83018205 r8:84893000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1337.505514][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.505648][ T32] r5:00001000 r4:eb10f000 [ 1337.505716][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.505808][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.505922][ T32] r5:85347f8c r4:85347c00 [ 1337.506048][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.506181][ T32] r7:ddde2d80 r6:83018200 r5:85347f8c r4:85316900 [ 1337.506263][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.506364][ T32] r10:61c88647 r9:84893000 r8:8531692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1337.506683][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.507118][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.508234][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.508332][ T32] Call trace: [ 1337.508482][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.508593][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.508687][ T32] r4:00000000 [ 1337.508809][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.508897][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.508993][ T32] dd20: aa2c6000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.509066][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.509155][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.509214][ T32] r5:80000013 r4:80239bb0 [ 1337.509260][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.509347][ T32] r4:82ac11e4 [ 1337.509395][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.509521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.509577][ T32] r4:e055ddc0 [ 1337.509631][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.509722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.509803][ T32] r4:00000000 [ 1337.509937][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.510035][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.510111][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.510208][ T32] r5:00001000 r4:ee509000 [ 1337.510252][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.510333][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.510424][ T32] r5:8609478c r4:86094400 [ 1337.510469][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.510579][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.510636][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.510739][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.510814][ T32] r4:84a53d80 [ 1337.510864][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.510977][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.511032][ T32] r4:00000001 [ 1337.511077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.511151][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.511208][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.511307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.511432][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.511502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1337.511758][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1337.512475][ T32] r10:82918930 r9:eb455d84 r8:00000002 r7:60000113 r6:eb455d8c r5:84894800 ** 5 printk messages dropped ** [ 1337.512932][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 ** 9 printk messages dropped ** [ 1337.544906][ T32] r5:00001000 r4:eb11f000 [ 1337.544938][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1337.545130][ T32] r5:8535038c r4:85350000 ** 2 printk messages dropped ** [ 1337.545415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.546075][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.547569][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 9 printk messages dropped ** [ 1337.548255][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1337.549114][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.549585][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.550088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.550613][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.551153][ T32] r5:84893c00 r4:8291892c ** 5 printk messages dropped ** [ 1337.551654][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1337.552034][ T32] r5:00001000 r4:eb12b000 ** 6 printk messages dropped ** [ 1337.552563][ T32] r10:61c88647 r9:84893c00 r8:85316a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1337.578031][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1337.579621][ T32] r4:e055ddc0 ** 8 printk messages dropped ** [ 1337.579936][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1337.580116][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.580138][ T32] r4:84a53d80 [ 1337.580158][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.580202][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.580223][ T32] r4:00000001 [ 1337.580243][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.580290][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.580321][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.580386][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.580444][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.580572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.580605][ T32] r4:84a51100 [ 1337.580629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.580659][ T32] INFO: task kworker/1:683:4827 blocked for more than 464 seconds. [ 1337.580694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.580720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.580742][ T32] task:kworker/1:683 state:D stack:0 pid:4827 tgid:4827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.580787][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.580829][ T32] Call trace: [ 1337.580860][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.580905][ T32] r10:82918930 r9:eb469d84 r8:00000002 r7:60000013 r6:eb469d8c r5:84895400 [ 1337.580930][ T32] r4:84895400 [ 1337.580952][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.581024][ T32] r5:84895400 r4:8291892c [ 1337.581087][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.581133][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.581207][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb469e08 [ 1337.581263][ T32] r4:00000000 [ 1337.581285][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.581363][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.581547][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.581612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8532af00 [ 1337.581678][ T32] r4:00000000 [ 1337.581711][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.581762][ T32] r9:83018205 r8:84895400 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1337.581783][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.581898][ T32] r5:00001000 r4:dfa4b000 [ 1337.581927][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.582024][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.582149][ T32] r5:85351b8c r4:85351800 [ 1337.582175][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.582223][ T32] r7:ddde2d80 r6:83018200 r5:85351b8c r4:85316a80 [ 1337.582243][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.582338][ T32] r10:61c88647 r9:84895400 r8:85316aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.582395][ T32] r4:85316a80 [ 1337.582509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.582564][ T32] r10:00000000 r9:85316a80 r8:8027f5e8 r7:eb445e60 r6:85334300 r5:84895400 [ 1337.582733][ T32] r4:00000001 [ 1337.582862][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.582903][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1337.582932][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.583314][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.597222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.597289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.597315][ T32] r4:8532bac0 [ 1337.597762][ T32] INFO: task kworker/1:683:4827 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.598200][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.598308][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.598980][ T32] Call trace: [ 1337.599708][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.599845][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.599876][ T32] r4:00000000 [ 1337.599902][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.599950][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.599985][ T32] dd20: aa8f9000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.600495][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.600637][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.600757][ T32] r5:80000013 r4:80239bb0 [ 1337.600784][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.600887][ T32] r4:82ac11e4 [ 1337.600914][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.601113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.601225][ T32] r4:e055ddc0 [ 1337.601253][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.601307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.601346][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.602354][ T32] r5:00001000 r4:ee509000 ** 5 printk messages dropped ** [ 1337.602970][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1337.627589][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.628111][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1337.628722][ T32] r4:84896000 ** 3 printk messages dropped ** [ 1337.628913][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.629428][ T32] r9:83018205 r8:84896000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 1 printk messages dropped ** [ 1337.629614][ T32] r5:00001000 r4:eb151000 ** 2 printk messages dropped ** [ 1337.629852][ T32] r5:85350f8c r4:85350c00 ** 3 printk messages dropped ** [ 1337.631080][ T32] r10:61c88647 r9:84896000 r8:85316b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1337.631822][ T32] r4:8532bac0 ** 3 printk messages dropped ** [ 1337.632597][ T32] Call trace: ** 4 printk messages dropped ** [ 1337.655795][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1337.656573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1337.656977][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1337.657134][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.657514][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.659245][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.662088][ T32] r5:84896c00 r4:8291892c ** 1 printk messages dropped ** [ 1337.663050][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.691496][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 [ 1337.691560][ T32] r4:00000000 [ 1337.693153][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.711529][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.711667][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.711808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850a4f80 [ 1337.711840][ T32] r4:00000000 [ 1337.711864][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.711918][ T32] r9:83018205 r8:84896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1337.711941][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.711990][ T32] r5:00001000 r4:eb167000 [ 1337.712363][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.712412][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.712487][ T32] r5:8535138c r4:85351000 [ 1337.712529][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.712599][ T32] r7:ddde2d80 r6:83018200 r5:8535138c r4:85316c00 [ 1337.712622][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.712669][ T32] r10:61c88647 r9:84896c00 r8:85316c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.712692][ T32] r4:85316c00 [ 1337.712861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.712952][ T32] r10:00000000 r9:85316c00 r8:8027f5e8 r7:eb469e60 r6:85334400 r5:84896c00 [ 1337.713005][ T32] r4:00000001 [ 1337.713071][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.716280][ T32] Exception stack(0xeb48dfb0 to 0xeb48dff8) [ 1337.716333][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.716417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.716479][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.716540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.716601][ T32] r4:850a44c0 [ 1337.717026][ T32] INFO: task kworker/1:685:4830 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.717073][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.717228][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.717321][ T32] Call trace: [ 1337.717358][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.717412][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.717475][ T32] r4:00000000 [ 1337.717501][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.717547][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.717591][ T32] dd20: aba8d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.717654][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.717684][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.717709][ T32] r5:80000013 r4:80239bb0 [ 1337.717767][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.717813][ T32] r4:82ac11e4 [ 1337.717870][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.717945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.717973][ T32] r4:e055ddc0 [ 1337.717993][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.718037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.718059][ T32] r4:00000000 [ 1337.718078][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.718141][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.718166][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.718212][ T32] r5:00001000 r4:ee509000 [ 1337.718278][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.718323][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.718383][ T32] r5:8609478c r4:86094400 [ 1337.718408][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1337.718540][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.718899][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.719308][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.719539][ T32] r4:852a0000 ** 4 printk messages dropped ** [ 1337.719916][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 ** 9 printk messages dropped ** [ 1337.720418][ T32] r5:00001000 r4:dfbe5000 [ 1337.720438][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1337.721360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1337.721511][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.721572][ T32] r10:00000000 r9:85316c80 r8:8027f5e8 r7:eb469e60 r6:85334480 r5:852a0000 [ 1337.721598][ T32] r4:00000001 [ 1337.721618][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.721653][ T32] Exception stack(0xeb491fb0 to 0xeb491ff8) [ 1337.721681][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.721710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.721744][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.721778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.721834][ T32] r4:8532bf40 [ 1337.722311][ T32] INFO: task kworker/1:686:4832 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.722348][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.722756][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.722802][ T32] Call trace: [ 1337.722834][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.722917][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.723062][ T32] r4:00000000 [ 1337.744552][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.744741][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.744829][ T32] dd20: abd5f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.744896][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.744954][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.745015][ T32] r5:80000013 r4:80239bb0 [ 1337.745064][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.745157][ T32] r4:82ac11e4 [ 1337.745224][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.745338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.745417][ T32] r4:e055ddc0 [ 1337.745469][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.745564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.745616][ T32] r4:00000000 [ 1337.745656][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.745754][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.745803][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.745896][ T32] r5:00001000 r4:ee509000 [ 1337.745940][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.746018][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.746136][ T32] r5:8609478c r4:86094400 [ 1337.746187][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.746297][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1337.746347][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.746441][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.746493][ T32] r4:84a53d80 [ 1337.746568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.746688][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1337.746744][ T32] r4:00000001 [ 1337.746792][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.746869][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1337.746945][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.747009][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.747069][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.747132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.747183][ T32] r4:84a51100 [ 1337.747269][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.747367][ T32] INFO: task kworker/1:687:4837 blocked for more than 464 seconds. [ 1337.747440][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.747497][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.747556][ T32] task:kworker/1:687 state:D stack:0 pid:4837 tgid:4837 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.748397][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1337.749044][ T32] r9:83018205 r8:852a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 ** 1 printk messages dropped ** [ 1337.749171][ T32] r5:00001000 r4:e03cf000 [ 1337.749225][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.749313][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.749404][ T32] r5:8535278c r4:85352400 [ 1337.749461][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.749562][ T32] r7:ddde2d80 r6:83018200 r5:8535278c r4:85316d00 [ 1337.749681][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.749824][ T32] r10:61c88647 r9:852a0c00 r8:85316d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.749971][ T32] r4:85316d00 [ 1337.750060][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.750175][ T32] r10:00000000 r9:85316d00 r8:8027f5e8 r7:eb491e60 r6:85334500 r5:852a0c00 [ 1337.750257][ T32] r4:00000001 [ 1337.750379][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.750470][ T32] Exception stack(0xeb441fb0 to 0xeb441ff8) [ 1337.750548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.750621][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.750703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.750777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.750855][ T32] r4:8532bf40 [ 1337.751699][ T32] INFO: task kworker/1:687:4837 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.751783][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.751931][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.752029][ T32] Call trace: [ 1337.752099][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.752224][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.752366][ T32] r4:00000000 [ 1337.752420][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.752527][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.752594][ T32] dd20: abd5f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.752689][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.752790][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.752857][ T32] r5:80000013 r4:80239bb0 [ 1337.752922][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.753030][ T32] r4:82ac11e4 [ 1337.787487][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.787781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.787843][ T32] r4:e055ddc0 [ 1337.787922][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.788030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.788085][ T32] r4:00000000 [ 1337.788130][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.788229][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.788293][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.788393][ T32] r5:00001000 r4:ee509000 [ 1337.788441][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.788587][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.788762][ T32] r5:8609478c r4:86094400 [ 1337.788841][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.788959][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 1 printk messages dropped ** [ 1337.789212][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.789903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.790423][ T32] task:kworker/1:688 state:D stack:0 pid:4838 tgid:4838 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.791433][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.791784][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.792098][ T32] r5:00001000 r4:dfdab000 [ 1337.792144][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1337.792396][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1337.801796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.814117][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1337.814880][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.815488][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.815911][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1337.816369][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1337.816759][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 1 printk messages dropped ** [ 1337.816887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.816950][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.817019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.817069][ T32] r4:84a51100 [ 1337.817120][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.817187][ T32] INFO: task kworker/0:170:4841 blocked for more than 464 seconds. [ 1337.817286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.817350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.817620][ T32] task:kworker/0:170 state:D stack:0 pid:4841 tgid:4841 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.817757][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.817853][ T32] Call trace: [ 1337.817930][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.818032][ T32] r10:82918930 r9:eb251d84 r8:00000002 r7:60000113 r6:eb251d8c r5:852a3000 [ 1337.818088][ T32] r4:852a3000 [ 1337.818138][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.818253][ T32] r5:852a3000 r4:8291892c [ 1337.818319][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.818433][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.818546][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 [ 1337.818602][ T32] r4:00000000 [ 1337.818648][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.818733][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.818813][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.819026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b9fc0 [ 1337.819084][ T32] r4:00000000 [ 1337.819251][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.819374][ T32] r9:83018005 r8:852a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1337.819423][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.819521][ T32] r5:00001000 r4:eb047000 [ 1337.819573][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.819657][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.819737][ T32] r5:845e2b8c r4:845e2800 [ 1337.819800][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.819898][ T32] r7:dddced80 r6:83018000 r5:845e2b8c r4:85334600 [ 1337.819971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.820079][ T32] r10:61c88647 r9:852a3000 r8:8533462c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1337.820136][ T32] r4:85334600 [ 1337.820187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.820300][ T32] r10:00000000 r9:85334600 r8:8027f5e8 r7:eb26de60 r6:85334680 r5:852a3000 [ 1337.820359][ T32] r4:00000001 [ 1337.820408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.820518][ T32] Exception stack(0xeb251fb0 to 0xeb251ff8) [ 1337.820589][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.820668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.820736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.820808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.820864][ T32] r4:853b93c0 [ 1337.821611][ T32] INFO: task kworker/0:170:4841 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.821696][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.821822][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.821949][ T32] Call trace: [ 1337.822028][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.822131][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.822187][ T32] r4:00000000 [ 1337.822235][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.822338][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.822403][ T32] dd20: ac0b0000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 13 printk messages dropped ** [ 1337.856546][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.857524][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.857973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1337.858191][ T32] INFO: task kworker/1:689:4843 blocked for more than 464 seconds. [ 1337.858318][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.858377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.858464][ T32] task:kworker/1:689 state:D stack:0 pid:4843 tgid:4843 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.858585][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.858718][ T32] Call trace: [ 1337.858851][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.859001][ T32] r10:82918930 r9:eb4a9d84 r8:00000002 r7:60000013 r6:eb4a9d8c r5:852a4800 [ 1337.859056][ T32] r4:852a4800 [ 1337.859098][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.859222][ T32] r5:852a4800 r4:8291892c [ 1337.859307][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.859534][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.859631][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 [ 1337.859758][ T32] r4:00000000 [ 1337.859806][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.859898][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.860012][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.860113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b3400 [ 1337.860169][ T32] r4:00000000 [ 1337.860291][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.860409][ T32] r9:83018205 r8:852a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1337.860478][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.860572][ T32] r5:00001000 r4:e04e1000 [ 1337.860623][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.860703][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.860788][ T32] r5:85352b8c r4:85352800 [ 1337.860829][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.860915][ T32] r7:ddde2d80 r6:83018200 r5:85352b8c r4:85316e00 [ 1337.860959][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.861052][ T32] r10:61c88647 r9:852a4800 r8:85316e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.861098][ T32] r4:85316e00 [ 1337.861173][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.861274][ T32] r10:00000000 r9:85316e00 r8:8027f5e8 r7:eb441e60 r6:85334700 r5:852a4800 [ 1337.861356][ T32] r4:00000001 [ 1337.861409][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.861483][ T32] Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) [ 1337.861540][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.861642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.861707][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.861768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.861813][ T32] r4:853b3180 [ 1337.862574][ T32] INFO: task kworker/1:689:4843 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.862643][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.862763][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.862857][ T32] Call trace: [ 1337.862952][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.863160][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.890534][ T32] r4:00000000 [ 1337.890629][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.890919][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.891000][ T32] dd20: ac67f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.891067][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 3 printk messages dropped ** [ 1337.891718][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1337.904590][ T32] r5:8609478c r4:86094400 ** 9 printk messages dropped ** [ 1337.905399][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1337.906005][ T32] INFO: task kworker/1:690:4844 blocked for more than 464 seconds. [ 1337.906093][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.906155][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.906238][ T32] task:kworker/1:690 state:D stack:0 pid:4844 tgid:4844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.906481][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.906602][ T32] Call trace: [ 1337.906841][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1337.906975][ T32] r10:82918930 r9:eb4add84 r8:00000002 r7:60000013 r6:eb4add8c r5:852a5400 [ 1337.907076][ T32] r4:852a5400 [ 1337.907193][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1337.907290][ T32] r5:852a5400 r4:8291892c [ 1337.907337][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.907430][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.907532][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4ade08 [ 1337.907614][ T32] r4:00000000 [ 1337.907665][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1337.907749][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1337.907836][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.907926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b3b80 [ 1337.907976][ T32] r4:00000000 [ 1337.908032][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.908135][ T32] r9:83018205 r8:852a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1337.908231][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.908327][ T32] r5:00001000 r4:eab63000 [ 1337.908373][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.908478][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.908581][ T32] r5:85353f8c r4:85353c00 [ 1337.908630][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.908723][ T32] r7:ddde2d80 r6:83018200 r5:85353f8c r4:85316e80 ** 4 printk messages dropped ** [ 1337.909457][ T32] r10:00000000 r9:85316e80 r8:8027f5e8 r7:eb4a9e60 r6:85334780 r5:852a5400 ** 9 printk messages dropped ** [ 1337.910909][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1337.911849][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 11 printk messages dropped ** [ 1337.912783][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1337.942371][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1337.943001][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.954383][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1337.955113][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.956008][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.956121][ T32] r5:00001000 r4:e8789000 ** 3 printk messages dropped ** [ 1337.956561][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.957301][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) ** 6 printk messages dropped ** [ 1337.958508][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.959684][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1337.960080][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.960404][ T32] r5:00001000 r4:ee509000 ** 5 printk messages dropped ** [ 1337.960904][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1337.961356][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1337.961804][ T32] INFO: task kworker/1:692:4847 blocked for more than 464 seconds. ** 10 printk messages dropped ** [ 1337.962831][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1337.985676][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.985796][ T32] r5:00001000 r4:ea99b000 [ 1337.985851][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.985943][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.986049][ T32] r5:8535338c r4:85353000 [ 1337.986137][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.986510][ T32] r7:ddde2d80 r6:83018200 r5:8535338c r4:853b6000 [ 1337.987038][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1337.987159][ T32] r10:61c88647 r9:84746000 r8:853b602c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1337.987212][ T32] r4:853b6000 [ 1337.987271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1337.987375][ T32] r10:00000000 r9:853b6000 r8:8027f5e8 r7:eb4ade60 r6:853b6080 r5:84746000 [ 1337.987448][ T32] r4:00000001 [ 1337.987517][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.987607][ T32] Exception stack(0xeb4a5fb0 to 0xeb4a5ff8) [ 1337.987677][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.987744][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.987812][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.987877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1337.987926][ T32] r4:853b3380 [ 1337.989455][ T32] INFO: task kworker/1:692:4847 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1337.989537][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.989688][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.989810][ T32] Call trace: [ 1337.989912][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1337.990016][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1337.990565][ T32] r4:00000000 [ 1337.990832][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.990941][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1337.991005][ T32] dd20: acbb4000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1337.991070][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1337.991147][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1337.991211][ T32] r5:80000013 r4:80239bb0 [ 1337.991266][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1337.991353][ T32] r4:82ac11e4 [ 1337.991399][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.991493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1337.991563][ T32] r4:e055ddc0 [ 1337.991619][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1337.991714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1337.991765][ T32] r4:00000000 [ 1337.991842][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1337.992335][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1337.992506][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1337.992612][ T32] r5:00001000 r4:ee509000 [ 1337.992658][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1337.992742][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.992840][ T32] r5:8609478c r4:86094400 [ 1337.992885][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1337.992987][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.017393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.017700][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.017762][ T32] r4:84a53d80 [ 1338.017816][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.017924][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.017980][ T32] r4:00000001 [ 1338.018027][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.018116][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.018184][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.018317][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.018402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.018485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.018542][ T32] r4:84a51100 [ 1338.018598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.018684][ T32] INFO: task kworker/1:693:4849 blocked for more than 464 seconds. [ 1338.018765][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.018823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1338.019733][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.020773][ T32] r5:00001000 r4:ea9f5000 ** 4 printk messages dropped ** [ 1338.021205][ T32] r7:ddde2d80 r6:83018200 r5:8535378c r4:853b6100 ** 12 printk messages dropped ** [ 1338.022138][ T32] r4:853b3500 ** 8 printk messages dropped ** [ 1338.035404][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 8 printk messages dropped ** [ 1338.036103][ T32] r4:e055ddc0 ** 12 printk messages dropped ** [ 1338.037110][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1338.038083][ T32] INFO: task kworker/1:694:4851 blocked for more than 464 seconds. ** 7 printk messages dropped ** [ 1338.038784][ T32] r4:852e8000 [ 1338.038829][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.038909][ T32] r5:852e8000 r4:8291892c [ 1338.038947][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.039020][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.039106][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b9e08 [ 1338.039148][ T32] r4:00000000 [ 1338.039199][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.039312][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.039401][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.039494][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b39c0 [ 1338.039553][ T32] r4:00000000 [ 1338.039602][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.039709][ T32] r9:83018205 r8:852e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1338.039772][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.039853][ T32] r5:00001000 r4:eaa89000 [ 1338.039911][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.040019][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.040108][ T32] r5:85353b8c r4:85353800 [ 1338.040160][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.040325][ T32] r7:ddde2d80 r6:83018200 r5:85353b8c r4:853b6200 [ 1338.040384][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.040505][ T32] r10:61c88647 r9:852e8000 r8:853b622c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.040562][ T32] r4:853b6200 [ 1338.040605][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.040706][ T32] r10:00000000 r9:853b6200 r8:8027f5e8 r7:eb4ade60 r6:853b6280 r5:852e8000 [ 1338.040758][ T32] r4:00000001 [ 1338.040802][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.040898][ T32] Exception stack(0xeb4b9fb0 to 0xeb4b9ff8) [ 1338.040970][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.041070][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.041137][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.041199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.041253][ T32] r4:853b3900 [ 1338.041997][ T32] INFO: task kworker/1:694:4851 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.042078][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.042214][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.042378][ T32] Call trace: [ 1338.042453][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1338.042876][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 6 printk messages dropped ** [ 1338.070798][ T32] r4:e055ddc0 ** 7 printk messages dropped ** [ 1338.071506][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.072030][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1338.072480][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 4 printk messages dropped ** [ 1338.072812][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1338.088009][ T32] task:kworker/1:695 state:D stack:0 pid:4855 tgid:4855 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.089348][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.089967][ T32] r5:00001000 r4:eae0f000 ** 1 printk messages dropped ** [ 1338.090131][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.090608][ T32] r10:61c88647 r9:852e8c00 r8:853b632c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1338.092243][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.104579][ T32] r4:82ac11e4 [ 1338.104697][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.104797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.104850][ T32] r4:e055ddc0 [ 1338.104967][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.105075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.105145][ T32] r4:00000000 [ 1338.105254][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.105371][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.105423][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.105533][ T32] r5:00001000 r4:ee509000 [ 1338.105592][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.105684][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.105784][ T32] r5:8609478c r4:86094400 [ 1338.105838][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.105955][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.106022][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.106145][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.106220][ T32] r4:84a53d80 [ 1338.106281][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.106382][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.106437][ T32] r4:00000001 [ 1338.106488][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.106590][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.106662][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.106728][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.106793][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.106859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.106911][ T32] r4:84a51100 [ 1338.106967][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.107035][ T32] INFO: task kworker/1:696:4856 blocked for more than 464 seconds. [ 1338.107128][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.107195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.107246][ T32] task:kworker/1:696 state:D stack:0 pid:4856 tgid:4856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.107380][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.107505][ T32] Call trace: [ 1338.107670][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.107821][ T32] r10:82918930 r9:eb20dd84 r8:00000002 r7:60000013 r6:eb20dd8c r5:852e9800 [ 1338.107883][ T32] r4:852e9800 [ 1338.107932][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.108024][ T32] r5:852e9800 r4:8291892c [ 1338.108073][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1338.108885][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.109337][ T32] r5:00001000 r4:eb01f000 ** 7 printk messages dropped ** [ 1338.110018][ T32] r4:853b6400 ** 9 printk messages dropped ** [ 1338.110707][ T32] r4:853b3a80 ** 6 printk messages dropped ** [ 1338.112158][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.112431][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 3 printk messages dropped ** [ 1338.112726][ T32] r4:82ac11e4 [ 1338.112773][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.112885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.112961][ T32] r4:e055ddc0 [ 1338.113092][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.140122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.140218][ T32] r4:00000000 [ 1338.140274][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.140353][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.140389][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.140441][ T32] r5:00001000 r4:ee509000 [ 1338.140486][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.140579][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.140629][ T32] r5:8609478c r4:86094400 [ 1338.140688][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.140743][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.140765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.140813][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.140861][ T32] r4:84a53d80 [ 1338.140898][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.140958][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.140984][ T32] r4:00000001 [ 1338.141005][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.141045][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.141076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.141107][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.141135][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.141166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1338.141449][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.141881][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c9e08 [ 1338.141903][ T32] r4:00000000 [ 1338.141923][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.141961][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.141996][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.142036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b3e00 [ 1338.142063][ T32] r4:00000000 [ 1338.142083][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.142128][ T32] r9:83018205 r8:852ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1338.142255][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.142307][ T32] r5:00001000 r4:eafc3000 [ 1338.142353][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.142405][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.142452][ T32] r5:8535478c r4:85354400 [ 1338.142472][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.142791][ T32] r7:ddde2d80 r6:83018200 r5:8535478c r4:853b6500 [ 1338.142816][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.142862][ T32] r10:61c88647 r9:852ea400 r8:853b652c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.142884][ T32] r4:853b6500 [ 1338.142907][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.142963][ T32] r10:00000000 r9:853b6500 r8:8027f5e8 r7:eb20de60 r6:853b6580 r5:852ea400 [ 1338.142989][ T32] r4:00000001 [ 1338.143012][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.143048][ T32] Exception stack(0xeb4c9fb0 to 0xeb4c9ff8) [ 1338.143096][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.143139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.143250][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.156237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.156327][ T32] r4:853b3a80 [ 1338.156805][ T32] INFO: task kworker/1:697:4857 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.156848][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.157070][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.157159][ T32] Call trace: [ 1338.157200][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.157267][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.157296][ T32] r4:00000000 [ 1338.157318][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.157358][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.157390][ T32] dd20: ad8de000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.157420][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.157445][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.157469][ T32] r5:80000013 r4:80239bb0 [ 1338.157489][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.157559][ T32] r4:82ac11e4 [ 1338.157824][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.158089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.158145][ T32] r4:e055ddc0 [ 1338.158169][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.158214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.158267][ T32] r4:00000000 [ 1338.158290][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.158338][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.158361][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.158403][ T32] r5:00001000 r4:ee509000 [ 1338.158424][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.158464][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.158508][ T32] r5:8609478c r4:86094400 [ 1338.158577][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.158631][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.158654][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.158712][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.158750][ T32] r4:84a53d80 [ 1338.158774][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.158821][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.158845][ T32] r4:00000001 [ 1338.158866][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.158900][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.158927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.158957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.158985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.159014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.159086][ T32] r4:84a51100 [ 1338.159119][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.159149][ T32] INFO: task kworker/1:698:4860 blocked for more than 464 seconds. [ 1338.159182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.159209][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.159229][ T32] task:kworker/1:698 state:D stack:0 pid:4860 tgid:4860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.159299][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.159343][ T32] Call trace: [ 1338.159451][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.159503][ T32] r10:82918930 r9:eb4c5d84 r8:00000002 r7:60000113 r6:eb4c5d8c r5:852eb000 [ 1338.159526][ T32] r4:852eb000 [ 1338.159546][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.159587][ T32] r5:852eb000 r4:8291892c [ 1338.159607][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.159691][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4c5e08 ** 9 printk messages dropped ** [ 1338.160346][ T32] r5:00001000 r4:eafe5000 [ 1338.160366][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.160406][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.160755][ T32] r10:61c88647 r9:852eb000 r8:853b662c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.161275][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.161861][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1338.162233][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.162503][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.162730][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.163081][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.185665][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.185929][ T32] task:kworker/1:699 state:D stack:0 pid:4862 tgid:4862 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.187002][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d1e08 [ 1338.187026][ T32] r4:00000000 [ 1338.187045][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.187099][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.187144][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.187187][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c8940 [ 1338.187210][ T32] r4:00000000 [ 1338.187304][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.187413][ T32] r9:83018205 r8:852ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.187504][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.187552][ T32] r5:00001000 r4:eb1ef000 [ 1338.187626][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.187671][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.187720][ T32] r5:85355b8c r4:85355800 [ 1338.187765][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.187818][ T32] r7:ddde2d80 r6:83018200 r5:85355b8c r4:853b6700 [ 1338.187840][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.188014][ T32] r10:61c88647 r9:852ebc00 r8:853b672c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.188152][ T32] r4:853b6700 [ 1338.188378][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.188577][ T32] r10:00000000 r9:853b6700 r8:8027f5e8 r7:eb20de60 r6:853b6780 r5:852ebc00 [ 1338.188621][ T32] r4:00000001 [ 1338.188646][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.188691][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1338.188722][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.188756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.188787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.188820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.188893][ T32] r4:853c8000 [ 1338.189365][ T32] INFO: task kworker/1:699:4862 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.189404][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.189591][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.189698][ T32] Call trace: [ 1338.189876][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.190089][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.190120][ T32] r4:00000000 [ 1338.190168][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.190237][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.190277][ T32] dd20: adc4d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.190312][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.190352][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.190395][ T32] r5:80000013 r4:80239bb0 [ 1338.190427][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.190471][ T32] r4:82ac11e4 [ 1338.190494][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.190540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.190566][ T32] r4:e055ddc0 [ 1338.190591][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.190640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.190667][ T32] r4:00000000 [ 1338.190702][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.190757][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.190782][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.190854][ T32] r5:00001000 r4:ee509000 [ 1338.190928][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.190978][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.191028][ T32] r5:8609478c r4:86094400 [ 1338.191063][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.191133][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.191161][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.191240][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.191284][ T32] r4:84a53d80 [ 1338.191310][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.191380][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.191475][ T32] r4:00000001 [ 1338.191582][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.191634][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.191664][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.191761][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.191849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.191892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.191931][ T32] r4:84a51100 [ 1338.191969][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.192003][ T32] INFO: task kworker/1:700:4864 blocked for more than 464 seconds. [ 1338.192034][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.192059][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.192088][ T32] task:kworker/1:700 state:D stack:0 pid:4864 tgid:4864 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.192135][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.192181][ T32] Call trace: [ 1338.192213][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.192267][ T32] r10:82918930 r9:eb4cdd84 r8:00000002 r7:60000013 r6:eb4cdd8c r5:852ed400 [ 1338.192316][ T32] r4:852ed400 [ 1338.192413][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.192458][ T32] r5:852ed400 r4:8291892c [ 1338.192547][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.192765][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.193067][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4cde08 [ 1338.210524][ T32] r4:00000000 [ 1338.210595][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.210708][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.211284][ T32] r5:00001000 r4:eb033000 [ 1338.211309][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.211504][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.212115][ T32] Exception stack(0xeb4cdfb0 to 0xeb4cdff8) ** 5 printk messages dropped ** [ 1338.231013][ T32] INFO: task kworker/1:700:4864 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 9 printk messages dropped ** [ 1338.232601][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 10 printk messages dropped ** [ 1338.237238][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1338.238025][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.238839][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.239454][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1338.240007][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.240516][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.240632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c8880 [ 1338.240687][ T32] r4:00000000 [ 1338.240733][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.240828][ T32] r9:83018205 r8:852ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1338.240877][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.241040][ T32] r5:00001000 r4:eb1dd000 [ 1338.241095][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.241184][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.241312][ T32] r5:8535578c r4:85355400 [ 1338.241365][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.241465][ T32] r7:ddde2d80 r6:83018200 r5:8535578c r4:853b6900 [ 1338.241568][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.241692][ T32] r10:61c88647 r9:852ee000 r8:853b692c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.241788][ T32] r4:853b6900 [ 1338.241841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.241939][ T32] r10:00000000 r9:853b6900 r8:8027f5e8 r7:eb4d1e60 r6:853b6980 r5:852ee000 [ 1338.241991][ T32] r4:00000001 [ 1338.242035][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.242110][ T32] Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) [ 1338.242168][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.242258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.242337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.242406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.242456][ T32] r4:853c8180 [ 1338.257930][ T32] INFO: task kworker/1:701:4865 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.258154][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.258372][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.258519][ T32] Call trace: [ 1338.258639][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.258773][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.258828][ T32] r4:00000000 [ 1338.258877][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.258961][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.259029][ T32] dd20: ae0f8000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.259099][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.259171][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.259279][ T32] r5:80000013 r4:80239bb0 [ 1338.259333][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.259424][ T32] r4:82ac11e4 [ 1338.259471][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.259571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.259623][ T32] r4:e055ddc0 [ 1338.259670][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.259763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.259816][ T32] r4:00000000 [ 1338.259863][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.259965][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.260035][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.260133][ T32] r5:00001000 r4:ee509000 [ 1338.260186][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.260275][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.260370][ T32] r5:8609478c r4:86094400 [ 1338.260418][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.260553][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.260632][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.260736][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.260810][ T32] r4:84a53d80 [ 1338.260865][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.260999][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.261060][ T32] r4:00000001 [ 1338.261106][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.261206][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.261293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.261364][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.261427][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.261492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.261572][ T32] r4:84a51100 ** 2 printk messages dropped ** [ 1338.261791][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.262526][ T32] r4:852f0000 ** 4 printk messages dropped ** [ 1338.262912][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 ** 9 printk messages dropped ** [ 1338.284512][ T32] r5:00001000 r4:eb1c5000 [ 1338.284582][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.284673][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1338.284957][ T32] r7:dddced80 r6:83018000 r5:845e1f8c r4:85334800 ** 5 printk messages dropped ** [ 1338.285429][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.285733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.286806][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.287958][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1338.288433][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1338.289249][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.290002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.290475][ T32] task:kworker/1:702 state:D stack:0 pid:4871 tgid:4871 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1338.291047][ T32] r4:852f2400 [ 1338.291101][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.291192][ T32] r5:852f2400 r4:8291892c [ 1338.291239][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.291396][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.291501][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e9e08 [ 1338.291562][ T32] r4:00000000 [ 1338.291608][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.291722][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.291809][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.291973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c8200 [ 1338.292127][ T32] r4:00000000 [ 1338.292184][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.292338][ T32] r9:83018205 r8:852f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1338.292403][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.292524][ T32] r5:00001000 r4:eb237000 [ 1338.292608][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.292691][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.292738][ T32] r5:8535638c r4:85356000 [ 1338.292758][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.292803][ T32] r7:ddde2d80 r6:83018200 r5:8535638c r4:853b6a80 [ 1338.292825][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.292870][ T32] r10:61c88647 r9:852f2400 r8:853b6aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.292918][ T32] r4:853b6a80 [ 1338.292942][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.292987][ T32] r10:00000000 r9:853b6a80 r8:8027f5e8 r7:eb4d1e60 r6:853b6b00 r5:852f2400 [ 1338.293021][ T32] r4:00000001 [ 1338.293042][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.326519][ T32] Exception stack(0xeb4e9fb0 to 0xeb4e9ff8) [ 1338.326704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.326767][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.326809][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.326846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.326872][ T32] r4:853c8840 [ 1338.327285][ T32] INFO: task kworker/1:702:4871 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.327321][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.327412][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.327490][ T32] Call trace: [ 1338.327526][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.327590][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.327621][ T32] r4:00000000 [ 1338.327667][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.327711][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.327742][ T32] dd20: ae8fd000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.327798][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.327877][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.327906][ T32] r5:80000013 r4:80239bb0 [ 1338.327999][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.328094][ T32] r4:82ac11e4 [ 1338.328121][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.328220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.328486][ T32] r4:e055ddc0 [ 1338.328525][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.328582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.328606][ T32] r4:00000000 [ 1338.328627][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.328699][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.328727][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.328770][ T32] r5:00001000 r4:ee509000 [ 1338.328893][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.328938][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.328982][ T32] r5:8609478c r4:86094400 [ 1338.329027][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.329079][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.329100][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.329148][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.329170][ T32] r4:84a53d80 [ 1338.329222][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.329276][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.329300][ T32] r4:00000001 [ 1338.329343][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.329382][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.329458][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.329491][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.329543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.329879][ T32] task:kworker/1:703 state:D stack:0 pid:4872 tgid:4872 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.330514][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f1e08 ** 8 printk messages dropped ** [ 1338.330905][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.330949][ T32] r5:00001000 r4:eb223000 ** 3 printk messages dropped ** [ 1338.331106][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.331462][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.332323][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1338.332616][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1338.332877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 2 printk messages dropped ** [ 1338.332976][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.333128][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.340141][ T32] r5:00001000 r4:ee509000 [ 1338.340202][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.340267][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.340327][ T32] r5:8609478c r4:86094400 [ 1338.340493][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.340571][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.340597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.340658][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.340686][ T32] r4:84a53d80 [ 1338.340718][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.340769][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.340792][ T32] r4:00000001 [ 1338.340812][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.340850][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.340880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.340932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.340989][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.341046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.341096][ T32] r4:84a51100 [ 1338.341123][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.341153][ T32] INFO: task kworker/0:172:4874 blocked for more than 464 seconds. [ 1338.341206][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.341236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.341258][ T32] task:kworker/0:172 state:D stack:0 pid:4874 tgid:4874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.341321][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.341366][ T32] Call trace: [ 1338.341422][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.341476][ T32] r10:82918930 r9:eb4f5d84 r8:00000002 r7:60000113 r6:eb4f5d8c r5:852f3c00 [ 1338.341543][ T32] r4:852f3c00 [ 1338.341568][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.341613][ T32] r5:852f3c00 r4:8291892c [ 1338.341633][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.341672][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.341718][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [ 1338.341788][ T32] r4:00000000 [ 1338.341811][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.341851][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.341891][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.341945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d68c0 [ 1338.341971][ T32] r4:00000000 [ 1338.341992][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.342040][ T32] r9:83018005 r8:852f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1338.342062][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.342114][ T32] r5:00001000 r4:eb369000 [ 1338.342160][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.342209][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.342251][ T32] r5:8538378c r4:85383400 [ 1338.342271][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.342314][ T32] r7:dddced80 r6:83018000 r5:8538378c r4:85334880 [ 1338.342351][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.342399][ T32] r10:61c88647 r9:852f3c00 r8:853348ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1338.342446][ T32] r4:85334880 [ 1338.342469][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.342520][ T32] r10:00000000 r9:85334880 r8:8027f5e8 r7:eb26de60 r6:853b6c80 r5:852f3c00 [ 1338.342550][ T32] r4:00000001 [ 1338.342569][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.342606][ T32] Exception stack(0xeb4f5fb0 to 0xeb4f5ff8) [ 1338.342633][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.342662][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.342701][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.342743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.342787][ T32] r4:853b9d00 [ 1338.356340][ T32] INFO: task kworker/0:172:4874 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.356500][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.356602][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.356694][ T32] Call trace: [ 1338.356779][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.356839][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.356864][ T32] r4:00000000 [ 1338.356885][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.356936][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.356970][ T32] dd20: aeb65000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 1 printk messages dropped ** [ 1338.357028][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1338.357413][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.357736][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.358138][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 4 printk messages dropped ** [ 1338.358405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.358515][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.358596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.358647][ T32] r4:84a51100 [ 1338.358698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.358740][ T32] INFO: task kworker/0:173:4875 blocked for more than 464 seconds. [ 1338.358775][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.358805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.358890][ T32] task:kworker/0:173 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.358972][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.359067][ T32] Call trace: [ 1338.359228][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.359363][ T32] r10:82918930 r9:eb4f9d84 r8:00000002 r7:60000113 r6:eb4f9d8c r5:852f4800 [ 1338.359395][ T32] r4:852f4800 [ 1338.359422][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.359509][ T32] r5:852f4800 r4:8291892c [ 1338.359578][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.359668][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.360182][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.360486][ T32] r5:00001000 r4:eb211000 [ 1338.360548][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.360629][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.361036][ T32] r10:61c88647 r9:852f4800 r8:8533492c r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1338.361557][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.362601][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1338.383898][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1338.384754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 6 printk messages dropped ** [ 1338.385223][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.385802][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 7 printk messages dropped ** [ 1338.386321][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1338.386694][ T32] task:kworker/0:174 state:D stack:0 pid:4877 tgid:4877 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.387557][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.388105][ T32] r9:83018005 r8:852f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 ** 1 printk messages dropped ** [ 1338.388255][ T32] r5:00001000 r4:eb10b000 ** 4 printk messages dropped ** [ 1338.388659][ T32] r7:dddced80 r6:83018000 r5:85380f8c r4:85334980 ** 7 printk messages dropped ** [ 1338.389177][ T32] Exception stack(0xeb501fb0 to 0xeb501ff8) ** 1 printk messages dropped ** [ 1338.389296][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.389355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.389438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.389498][ T32] r4:853b9a80 [ 1338.390212][ T32] INFO: task kworker/0:174:4877 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.390292][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.390430][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.390526][ T32] Call trace: [ 1338.390590][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.390716][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.390776][ T32] r4:00000000 [ 1338.390853][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.390937][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.390994][ T32] dd20: aee83000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.391082][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.391140][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.391187][ T32] r5:80000013 r4:80239bb0 [ 1338.391233][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.391320][ T32] r4:82ac11e4 [ 1338.391367][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.391459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.391510][ T32] r4:e055ddc0 [ 1338.391551][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.391633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.391700][ T32] r4:00000000 [ 1338.391746][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.391838][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.391885][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.391968][ T32] r5:00001000 r4:ee509000 [ 1338.392009][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.392081][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.392188][ T32] r5:8609478c r4:86094400 [ 1338.392239][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.392348][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.392399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.392520][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.392574][ T32] r4:84a53d80 [ 1338.392652][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.392842][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.392899][ T32] r4:00000001 [ 1338.392980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.416873][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.417091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.417187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.417253][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.417331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.417414][ T32] r4:84a51100 [ 1338.417473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.417535][ T32] INFO: task kworker/1:704:4879 blocked for more than 464 seconds. [ 1338.417601][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.417652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.417697][ T32] task:kworker/1:704 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.417818][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.417961][ T32] Call trace: [ 1338.418065][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.418165][ T32] r10:82918930 r9:eb505d84 r8:00000002 r7:60000113 r6:eb505d8c r5:852f1800 [ 1338.418212][ T32] r4:852f1800 [ 1338.418286][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.418376][ T32] r5:852f1800 r4:8291892c [ 1338.418421][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.418502][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.418594][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb505e08 [ 1338.418641][ T32] r4:00000000 [ 1338.418685][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1338.418978][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.419360][ T32] r5:00001000 r4:eb249000 [ 1338.419405][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.419656][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.420314][ T32] Exception stack(0xeb505fb0 to 0xeb505ff8) ** 4 printk messages dropped ** [ 1338.420852][ T32] r4:853c8e80 ** 2 printk messages dropped ** [ 1338.421839][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.422251][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1338.422732][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1338.422862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.422908][ T32] r4:e055ddc0 [ 1338.422970][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.446272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.446469][ T32] r4:00000000 [ 1338.446533][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.446773][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.447118][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.447268][ T32] r5:00001000 r4:ee509000 [ 1338.447443][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.447563][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.447665][ T32] r5:8609478c r4:86094400 [ 1338.448193][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.448326][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.448380][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.448521][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.448579][ T32] r4:84a53d80 [ 1338.448629][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.448757][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.448818][ T32] r4:00000001 [ 1338.448872][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.448957][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.449023][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.449084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.449141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.449209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.449261][ T32] r4:84a51100 [ 1338.449441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.449541][ T32] INFO: task kworker/1:705:4881 blocked for more than 464 seconds. [ 1338.449617][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.449764][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.449829][ T32] task:kworker/1:705 state:D stack:0 pid:4881 tgid:4881 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.450118][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.450583][ T32] Call trace: [ 1338.450664][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.450774][ T32] r10:82918930 r9:eb509d84 r8:00000002 r7:60000113 r6:eb509d8c r5:852f5400 [ 1338.450830][ T32] r4:852f5400 [ 1338.450878][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.451219][ T32] r5:852f5400 r4:8291892c [ 1338.451290][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.451381][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.451485][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb509e08 [ 1338.451552][ T32] r4:00000000 [ 1338.451857][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.451967][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.452188][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.452401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bcd80 [ 1338.452523][ T32] r4:00000000 [ 1338.452582][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.452689][ T32] r9:83018205 r8:852f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 ** 1 printk messages dropped ** [ 1338.452902][ T32] r5:00001000 r4:eb2cb000 [ 1338.452963][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.453115][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.481607][ T32] r10:61c88647 r9:852f5400 r8:853b6f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.482581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.490122][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.491423][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.492189][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.492753][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.508709][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 5 printk messages dropped ** [ 1338.509114][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.509573][ T32] task:kworker/1:706 state:D stack:0 pid:4883 tgid:4883 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1338.510255][ T32] r4:852f6000 [ 1338.510305][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.510393][ T32] r5:852f6000 r4:8291892c [ 1338.510440][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.510569][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.510901][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb50de08 [ 1338.510961][ T32] r4:00000000 [ 1338.511317][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.511411][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.511499][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.511601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bc400 [ 1338.511653][ T32] r4:00000000 [ 1338.511700][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.511800][ T32] r9:83018205 r8:852f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1338.511852][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.511942][ T32] r5:00001000 r4:eb257000 [ 1338.512009][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.512101][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.512193][ T32] r5:85356b8c r4:85356800 [ 1338.512262][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.512366][ T32] r7:ddde2d80 r6:83018200 r5:85356b8c r4:853bd000 [ 1338.512416][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.512542][ T32] r10:61c88647 r9:852f6000 r8:853bd02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.512596][ T32] r4:853bd000 [ 1338.512642][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.512741][ T32] r10:00000000 r9:853bd000 r8:8027f5e8 r7:eb509e60 r6:853bd080 r5:852f6000 [ 1338.512794][ T32] r4:00000001 [ 1338.512841][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.512917][ T32] Exception stack(0xeb50dfb0 to 0xeb50dff8) [ 1338.512977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.536675][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.536790][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.536830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.536855][ T32] r4:853bc100 [ 1338.537318][ T32] INFO: task kworker/1:706:4883 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.537361][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.537433][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.537499][ T32] Call trace: [ 1338.537539][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.537616][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.537692][ T32] r4:00000000 [ 1338.537717][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.537763][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.537826][ T32] dd20: af95e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.537861][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.537898][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.537932][ T32] r5:80000013 r4:80239bb0 [ 1338.537974][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.538023][ T32] r4:82ac11e4 [ 1338.538045][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.538114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.538143][ T32] r4:e055ddc0 [ 1338.538165][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.538211][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 2 printk messages dropped ** [ 1338.538368][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 7 printk messages dropped ** [ 1338.538706][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.539088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.539277][ T32] task:kworker/1:707 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.539718][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb511e08 ** 9 printk messages dropped ** [ 1338.540079][ T32] r5:00001000 r4:eb26f000 [ 1338.540099][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.540241][ T32] r7:ddde2d80 r6:83018200 r5:85356f8c r4:853bd100 ** 7 printk messages dropped ** [ 1338.540534][ T32] Exception stack(0xeb511fb0 to 0xeb511ff8) ** 4 printk messages dropped ** [ 1338.540705][ T32] r4:853bc340 ** 2 printk messages dropped ** [ 1338.541081][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1338.541389][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 8 printk messages dropped ** [ 1338.541720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 10 printk messages dropped ** [ 1338.542197][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.542583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.542901][ T32] task:kworker/1:708 state:D stack:0 pid:4887 tgid:4887 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.554256][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.554343][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [ 1338.554373][ T32] r4:00000000 [ 1338.554399][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.554631][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.554681][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.554943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bc680 [ 1338.554973][ T32] r4:00000000 [ 1338.554997][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.555053][ T32] r9:83018205 r8:852a6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1338.555169][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.555394][ T32] r5:00001000 r4:eb27d000 [ 1338.555426][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.555475][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.555533][ T32] r5:8535738c r4:85357000 [ 1338.555557][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.555611][ T32] r7:ddde2d80 r6:83018200 r5:8535738c r4:853bd180 [ 1338.555635][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.555842][ T32] r10:61c88647 r9:852a6c00 r8:853bd1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.555954][ T32] r4:853bd180 [ 1338.555980][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.556034][ T32] r10:00000000 r9:853bd180 r8:8027f5e8 r7:eb509e60 r6:85334a80 r5:852a6c00 [ 1338.556176][ T32] r4:00000001 [ 1338.556289][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.556335][ T32] Exception stack(0xeb515fb0 to 0xeb515ff8) [ 1338.556368][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.556401][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.556481][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.556542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.556569][ T32] r4:853bc340 [ 1338.557230][ T32] INFO: task kworker/1:708:4887 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.557400][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.557792][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.557857][ T32] Call trace: [ 1338.558120][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.558252][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.558399][ T32] r4:00000000 [ 1338.558611][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.558660][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.558696][ T32] dd20: afa24000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.558834][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.558867][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.558895][ T32] r5:80000013 r4:80239bb0 [ 1338.558919][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.558983][ T32] r4:82ac11e4 [ 1338.559008][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.559057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.559097][ T32] r4:e055ddc0 [ 1338.559122][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.559213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.559241][ T32] r4:00000000 [ 1338.559263][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.559317][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.559342][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.559389][ T32] r5:00001000 r4:ee509000 [ 1338.559414][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.559501][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.559558][ T32] r5:8609478c r4:86094400 [ 1338.559582][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.559635][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.559658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.559709][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.559734][ T32] r4:84a53d80 [ 1338.559787][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.559840][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.559885][ T32] r4:00000001 [ 1338.559911][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.559949][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.559979][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.560218][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.560251][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.560285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.560312][ T32] r4:84a51100 [ 1338.560336][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.560370][ T32] INFO: task kworker/1:709:4889 blocked for more than 465 seconds. [ 1338.560479][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1338.560627][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1338.561153][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.561311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bc740 ** 4 printk messages dropped ** [ 1338.561471][ T32] r5:00001000 r4:eb28b000 [ 1338.561492][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.561769][ T32] r10:61c88647 r9:852f6c00 r8:853bd22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1338.562012][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.562925][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1338.588659][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1338.588758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.588800][ T32] r4:e055ddc0 [ 1338.588827][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.588875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.588900][ T32] r4:00000000 [ 1338.588922][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.588972][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.589048][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.589101][ T32] r5:00001000 r4:ee509000 [ 1338.589126][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.589167][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.589212][ T32] r5:8609478c r4:86094400 [ 1338.589233][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.589287][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.589338][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.589418][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.589475][ T32] r4:84a53d80 [ 1338.589500][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.589555][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.589578][ T32] r4:00000001 [ 1338.589601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.589700][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.589731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.589821][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.589908][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.589971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.590027][ T32] r4:84a51100 [ 1338.590056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.590088][ T32] INFO: task kworker/1:710:4892 blocked for more than 465 seconds. [ 1338.590122][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.590177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.590204][ T32] task:kworker/1:710 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.590264][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.590310][ T32] Call trace: [ 1338.590344][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.590449][ T32] r10:82918930 r9:eb519d84 r8:00000002 r7:60000113 r6:eb519d8c r5:852ec800 [ 1338.590537][ T32] r4:852ec800 [ 1338.590561][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.590604][ T32] r5:852ec800 r4:8291892c [ 1338.590625][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.590665][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.590711][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb519e08 [ 1338.590733][ T32] r4:00000000 [ 1338.590768][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.590810][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.590846][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.590887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bc900 [ 1338.590910][ T32] r4:00000000 [ 1338.590929][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.590975][ T32] r9:83018205 r8:852ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1338.591095][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.591142][ T32] r5:00001000 r4:eb297000 [ 1338.591182][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.591258][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.591306][ T32] r5:85357b8c r4:85357800 [ 1338.591328][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.591430][ T32] r7:ddde2d80 r6:83018200 r5:85357b8c r4:853bd300 [ 1338.591456][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.591519][ T32] r10:61c88647 r9:852ec800 r8:853bd32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1338.591725][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.591968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1338.592845][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 7 printk messages dropped ** [ 1338.611987][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1338.612402][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 12 printk messages dropped ** [ 1338.613078][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1338.615878][ T32] INFO: task kworker/1:711:4893 blocked for more than 465 seconds. ** 3 printk messages dropped ** [ 1338.616122][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.616337][ T32] r4:852eec00 [ 1338.616363][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.616405][ T32] r5:852eec00 r4:8291892c [ 1338.616437][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.616520][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.616579][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [ 1338.616618][ T32] r4:00000000 [ 1338.616642][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.616731][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.616775][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.616843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bca00 [ 1338.616880][ T32] r4:00000000 [ 1338.616904][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.616960][ T32] r9:83018205 r8:852eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1338.616983][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.617026][ T32] r5:00001000 r4:eb2a9000 [ 1338.617047][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.617110][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.617164][ T32] r5:85357f8c r4:85357c00 [ 1338.617213][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.617268][ T32] r7:ddde2d80 r6:83018200 r5:85357f8c r4:853bd400 [ 1338.617291][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.617388][ T32] r10:61c88647 r9:852eec00 r8:853bd42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.617442][ T32] r4:853bd400 [ 1338.617467][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.617513][ T32] r10:00000000 r9:853bd400 r8:8027f5e8 r7:eb509e60 r6:853bd480 r5:852eec00 [ 1338.617550][ T32] r4:00000001 [ 1338.617594][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.617634][ T32] Exception stack(0xeb4d5fb0 to 0xeb4d5ff8) [ 1338.617709][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.617742][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.617769][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.617801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.617824][ T32] r4:853bc780 [ 1338.618268][ T32] INFO: task kworker/1:711:4893 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.618305][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.618388][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.618437][ T32] Call trace: [ 1338.618517][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.618576][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.618602][ T32] r4:00000000 [ 1338.618665][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.618728][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.618760][ T32] dd20: b01f2000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.618819][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.618853][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.618878][ T32] r5:80000013 r4:80239bb0 [ 1338.618924][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.618969][ T32] r4:82ac11e4 [ 1338.618992][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.619095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.619121][ T32] r4:e055ddc0 [ 1338.619173][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.619218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.619241][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.619343][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 11 printk messages dropped ** [ 1338.619912][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1338.620300][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1338.620587][ T32] r10:82918930 r9:eb521d84 r8:00000002 r7:60000013 r6:eb521d8c r5:852f8000 ** 6 printk messages dropped ** [ 1338.620860][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.621116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853bcbc0 ** 4 printk messages dropped ** [ 1338.621465][ T32] r5:00001000 r4:eb2b7000 ** 2 printk messages dropped ** [ 1338.621581][ T32] r5:8536038c r4:85360000 ** 3 printk messages dropped ** [ 1338.621812][ T32] r10:61c88647 r9:852f8000 r8:853bd52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.622337][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.622371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.622396][ T32] r4:853bcb00 [ 1338.622689][ T32] INFO: task kworker/1:712:4896 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.622724][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.622889][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.622940][ T32] Call trace: [ 1338.622998][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.643762][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.643816][ T32] r4:00000000 [ 1338.643840][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.643907][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.643941][ T32] dd20: b0444000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.643971][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.644009][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.644170][ T32] r5:80000013 r4:80239bb0 [ 1338.644197][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.644272][ T32] r4:82ac11e4 [ 1338.644330][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.644379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.644402][ T32] r4:e055ddc0 [ 1338.644423][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.644500][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.644536][ T32] r4:00000000 [ 1338.644586][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.644646][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.644724][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.644801][ T32] r5:00001000 r4:ee509000 [ 1338.644833][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.644885][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.644932][ T32] r5:8609478c r4:86094400 [ 1338.644954][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.645004][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.645027][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.645077][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.645101][ T32] r4:84a53d80 [ 1338.645155][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.645209][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.645234][ T32] r4:00000001 [ 1338.645256][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.645374][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.645448][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.645487][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.645518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.645556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.645580][ T32] r4:84a51100 [ 1338.645614][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.645649][ T32] INFO: task kworker/1:713:4898 blocked for more than 465 seconds. [ 1338.645686][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1338.645758][ T32] task:kworker/1:713 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.646425][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.646743][ T32] r5:00001000 r4:eb2d9000 [ 1338.646764][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1338.646844][ T32] r5:85360b8c r4:85360800 ** 3 printk messages dropped ** [ 1338.647024][ T32] r10:61c88647 r9:852f8c00 r8:853bd62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.647485][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.648213][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 7 printk messages dropped ** [ 1338.648585][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1338.649050][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1338.649405][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.649721][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1338.649930][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1338.650201][ T32] r10:82918930 r9:eb52dd84 r8:00000002 r7:60000113 r6:eb52dd8c r5:852f9800 ** 8 printk messages dropped ** [ 1338.650664][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.651037][ T32] r5:00001000 r4:eb2e7000 [ 1338.651057][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.651175][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1338.651402][ T32] r10:00000000 r9:853bd700 r8:8027f5e8 r7:eb529e60 r6:853bd780 r5:852f9800 [ 1338.651424][ T32] r4:00000001 [ 1338.651443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.651503][ T32] Exception stack(0xeb52dfb0 to 0xeb52dff8) [ 1338.651595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.651640][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.651672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.651702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.651749][ T32] r4:853bcc80 [ 1338.652044][ T32] INFO: task kworker/1:714:4900 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.652077][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.652149][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.652236][ T32] Call trace: [ 1338.652296][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.652347][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.652372][ T32] r4:00000000 [ 1338.652391][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.652455][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.652557][ T32] dd20: b0444000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.652592][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.652619][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.652644][ T32] r5:80000013 r4:80239bb0 [ 1338.652667][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.652735][ T32] r4:82ac11e4 [ 1338.652759][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.652817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.652849][ T32] r4:e055ddc0 [ 1338.652869][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.652913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.652936][ T32] r4:00000000 [ 1338.652978][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.683895][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.683967][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.684066][ T32] r5:00001000 r4:ee509000 [ 1338.684095][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.684148][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.684206][ T32] r5:8609478c r4:86094400 [ 1338.684272][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.684354][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.684384][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.684446][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.684531][ T32] r4:84a53d80 [ 1338.684561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.684626][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.684655][ T32] r4:00000001 [ 1338.684694][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.684742][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.684783][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.684830][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.684865][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.684901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.684942][ T32] r4:84a51100 [ 1338.684971][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.685006][ T32] INFO: task kworker/1:715:4902 blocked for more than 465 seconds. [ 1338.685048][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.685079][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.685128][ T32] task:kworker/1:715 state:D stack:0 pid:4902 tgid:4902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.685199][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.685253][ T32] Call trace: [ 1338.685325][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.685405][ T32] r10:82918930 r9:eb531d84 r8:00000002 r7:60000113 r6:eb531d8c r5:852fa400 [ 1338.685455][ T32] r4:852fa400 [ 1338.685502][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.685565][ T32] r5:852fa400 r4:8291892c [ 1338.685590][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.685637][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.685684][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 ** 6 printk messages dropped ** [ 1338.685926][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1338.686082][ T32] r5:00001000 r4:eb2fb000 [ 1338.686103][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.686251][ T32] r7:ddde2d80 r6:83018200 r5:8536138c r4:853bd800 ** 7 printk messages dropped ** [ 1338.686687][ T32] Exception stack(0xeb531fb0 to 0xeb531ff8) ** 5 printk messages dropped ** [ 1338.687344][ T32] INFO: task kworker/1:715:4902 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 7 printk messages dropped ** [ 1338.687838][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1338.688169][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.688440][ T32] r4:00000000 [ 1338.688487][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.688579][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.688607][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.688663][ T32] r5:00001000 r4:ee509000 [ 1338.688687][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.688728][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.688770][ T32] r5:8609478c r4:86094400 [ 1338.688790][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.688835][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.688856][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.688901][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.688925][ T32] r4:84a53d80 [ 1338.688968][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.689055][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.689082][ T32] r4:00000001 [ 1338.689126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.689165][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.689194][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.689223][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.689250][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.689279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.689301][ T32] r4:84a51100 [ 1338.689322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.689349][ T32] INFO: task kworker/1:716:4903 blocked for more than 465 seconds. [ 1338.689378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.689402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.689479][ T32] task:kworker/1:716 state:D stack:0 pid:4903 tgid:4903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.689575][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.689695][ T32] Call trace: [ 1338.689727][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.689773][ T32] r10:82918930 r9:eb525d84 r8:00000002 r7:60000113 r6:eb525d8c r5:852fb000 [ 1338.689796][ T32] r4:852fb000 [ 1338.689816][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.689855][ T32] r5:852fb000 r4:8291892c [ 1338.689877][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.689941][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.689991][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb525e08 [ 1338.690014][ T32] r4:00000000 [ 1338.690033][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.690090][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.690138][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.690181][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7040 [ 1338.690204][ T32] r4:00000000 [ 1338.690223][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.690268][ T32] r9:83018205 r8:852fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1338.690289][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.690331][ T32] r5:00001000 r4:eb309000 [ 1338.690353][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.690415][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.690461][ T32] r5:8536178c r4:85361400 [ 1338.690481][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.690528][ T32] r7:ddde2d80 r6:83018200 r5:8536178c r4:853bd900 [ 1338.690549][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.690594][ T32] r10:61c88647 r9:852fb000 r8:853bd92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.690617][ T32] r4:853bd900 [ 1338.690636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.690678][ T32] r10:00000000 r9:853bd900 r8:8027f5e8 r7:eb531e60 r6:853bd980 r5:852fb000 [ 1338.690737][ T32] r4:00000001 [ 1338.690808][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.690848][ T32] Exception stack(0xeb525fb0 to 0xeb525ff8) [ 1338.690876][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.690903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.690931][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.690959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.690981][ T32] r4:853bcc80 [ 1338.691277][ T32] INFO: task kworker/1:716:4903 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.691310][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1338.691772][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 8 printk messages dropped ** [ 1338.692210][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 10 printk messages dropped ** [ 1338.692764][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.708148][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1338.708505][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1338.708873][ T32] r4:852fbc00 ** 4 printk messages dropped ** [ 1338.709042][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb535e08 ** 5 printk messages dropped ** [ 1338.709251][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.709416][ T32] r5:00001000 r4:eb317000 [ 1338.709467][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.709599][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1338.710492][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.711231][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1338.711558][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.711790][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1338.711884][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.711933][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.712004][ T32] r5:00001000 r4:ee509000 [ 1338.712120][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.712162][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.712204][ T32] r5:8609478c r4:86094400 [ 1338.712237][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.712299][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.712347][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.712396][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.712443][ T32] r4:84a53d80 [ 1338.712514][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.712607][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.712633][ T32] r4:00000001 [ 1338.712654][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.712689][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.712732][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.712793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.712846][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.712879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.712973][ T32] r4:84a51100 [ 1338.725582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.725714][ T32] INFO: task kworker/1:718:4908 blocked for more than 465 seconds. [ 1338.725755][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.725784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.725807][ T32] task:kworker/1:718 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.725949][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.726048][ T32] Call trace: [ 1338.726105][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.726165][ T32] r10:82918930 r9:eb53dd84 r8:00000002 r7:60000113 r6:eb53dd8c r5:852fc800 [ 1338.726190][ T32] r4:852fc800 [ 1338.726303][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.726381][ T32] r5:852fc800 r4:8291892c [ 1338.726404][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.726473][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.726529][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb53de08 [ 1338.726581][ T32] r4:00000000 [ 1338.726608][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.726649][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.726687][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.726729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7600 [ 1338.726772][ T32] r4:00000000 [ 1338.726807][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.726882][ T32] r9:83018205 r8:852fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1338.726908][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.726951][ T32] r5:00001000 r4:dfd09000 [ 1338.726971][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.727034][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.727098][ T32] r5:8536238c r4:85362000 [ 1338.727145][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.727202][ T32] r7:ddde2d80 r6:83018200 r5:8536238c r4:853bdb00 [ 1338.727235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.727293][ T32] r10:61c88647 r9:852fc800 r8:853bdb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.727318][ T32] r4:853bdb00 [ 1338.727343][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.727391][ T32] r10:00000000 r9:853bdb00 r8:8027f5e8 r7:eb535e60 r6:853bdb80 r5:852fc800 [ 1338.727414][ T32] r4:00000001 [ 1338.727434][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.727469][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 1338.727522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.727556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.727607][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.727664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.727690][ T32] r4:853d7100 [ 1338.728127][ T32] INFO: task kworker/1:718:4908 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.728170][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.728266][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.728384][ T32] Call trace: [ 1338.728424][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.728517][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.728549][ T32] r4:00000000 [ 1338.728571][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.728611][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.728642][ T32] dd20: b0df8000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.728671][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.728697][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.728760][ T32] r5:80000013 r4:80239bb0 [ 1338.728809][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.728854][ T32] r4:82ac11e4 [ 1338.728875][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.728917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.728988][ T32] r4:e055ddc0 [ 1338.729012][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.729059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.729082][ T32] r4:00000000 [ 1338.729102][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.729184][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.729211][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.729254][ T32] r5:00001000 r4:ee509000 [ 1338.729281][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.729320][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.729387][ T32] r5:8609478c r4:86094400 [ 1338.729411][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.729458][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.729517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.729569][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.729593][ T32] r4:84a53d80 [ 1338.729613][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.729659][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.729682][ T32] r4:00000001 [ 1338.729702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.729737][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.729777][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.729809][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.729836][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.729868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.729904][ T32] r4:84a51100 [ 1338.729953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.729982][ T32] INFO: task kworker/1:719:4909 blocked for more than 465 seconds. [ 1338.730010][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.730051][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.730075][ T32] task:kworker/1:719 state:D stack:0 pid:4909 tgid:4909 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.730121][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.730162][ T32] Call trace: [ 1338.730223][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.730289][ T32] r10:82918930 r9:eb539d84 r8:00000002 r7:60000013 r6:eb539d8c r5:852fd400 [ 1338.730316][ T32] r4:852fd400 ** 2 printk messages dropped ** [ 1338.730457][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1338.731097][ T32] r9:83018205 r8:852fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 ** 1 printk messages dropped ** [ 1338.731180][ T32] r5:00001000 r4:dfa29000 [ 1338.731203][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1338.731486][ T32] r10:61c88647 r9:852fd400 r8:853bdc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.731793][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.732562][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1338.732762][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1338.758914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 5 printk messages dropped ** [ 1338.759126][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1338.759460][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1338.759612][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 4 printk messages dropped ** [ 1338.759785][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1338.759919][ T32] task:kworker/1:720 state:D stack:0 pid:4912 tgid:4912 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.760001][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.760077][ T32] Call trace: [ 1338.760114][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.760184][ T32] r10:82918930 r9:eb541d84 r8:00000002 r7:60000013 r6:eb541d8c r5:852fe000 [ 1338.760208][ T32] r4:852fe000 [ 1338.760228][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.760274][ T32] r5:852fe000 r4:8291892c [ 1338.760320][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.760366][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.760413][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb541e08 [ 1338.760441][ T32] r4:00000000 [ 1338.760515][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.760566][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.760607][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.760673][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7580 [ 1338.760700][ T32] r4:00000000 [ 1338.760721][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.760767][ T32] r9:83018205 r8:852fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1338.760801][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.760847][ T32] r5:00001000 r4:dff41000 [ 1338.760868][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.760929][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.760974][ T32] r5:8536278c r4:85362400 [ 1338.761066][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.761118][ T32] r7:ddde2d80 r6:83018200 r5:8536278c r4:853bdd00 [ 1338.761163][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.761212][ T32] r10:61c88647 r9:852fe000 r8:853bdd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.761235][ T32] r4:853bdd00 [ 1338.761254][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.761304][ T32] r10:00000000 r9:853bdd00 r8:8027f5e8 r7:eb53de60 r6:853bdd80 r5:852fe000 [ 1338.761328][ T32] r4:00000001 [ 1338.761348][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.761382][ T32] Exception stack(0xeb541fb0 to 0xeb541ff8) [ 1338.761408][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.761436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.761493][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.761527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.761598][ T32] r4:853d7400 [ 1338.762011][ T32] INFO: task kworker/1:720:4912 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.762139][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.762231][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.762295][ T32] Call trace: [ 1338.762372][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.762425][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.762472][ T32] r4:00000000 [ 1338.762495][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.762535][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.762564][ T32] dd20: b11f0000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.762594][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.762619][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.762667][ T32] r5:80000013 r4:80239bb0 [ 1338.762691][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.762731][ T32] r4:82ac11e4 [ 1338.762775][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.762826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.762852][ T32] r4:e055ddc0 [ 1338.762872][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.762937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.762970][ T32] r4:00000000 [ 1338.763087][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.772571][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.772623][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.772715][ T32] r5:00001000 r4:ee509000 [ 1338.772741][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.772792][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.772853][ T32] r5:8609478c r4:86094400 [ 1338.772904][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.773003][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.773379][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.773470][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.773497][ T32] r4:84a53d80 [ 1338.773522][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.773588][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.773615][ T32] r4:00000001 [ 1338.773663][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.773704][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.773735][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.773793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.773848][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.773933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.773959][ T32] r4:84a51100 [ 1338.773983][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.774026][ T32] INFO: task kworker/1:721:4915 blocked for more than 465 seconds. ** 2 printk messages dropped ** [ 1338.774181][ T32] task:kworker/1:721 state:D stack:0 pid:4915 tgid:4915 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.774724][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 ** 5 printk messages dropped ** [ 1338.774933][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.775102][ T32] r5:00001000 r4:e037d000 [ 1338.775219][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.775335][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.775799][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.776809][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1338.777210][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.777554][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.777742][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.777783][ T32] r5:8609478c r4:86094400 [ 1338.777854][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.777928][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.777953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.777999][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.778023][ T32] r4:84a53d80 [ 1338.778042][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.778088][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.778139][ T32] r4:00000001 [ 1338.778173][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.778211][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.778281][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.778311][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.778340][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.778370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.778423][ T32] r4:84a51100 [ 1338.778463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.778493][ T32] INFO: task kworker/1:722:4916 blocked for more than 465 seconds. [ 1338.778549][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.778578][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.778604][ T32] task:kworker/1:722 state:D stack:0 pid:4916 tgid:4916 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.778709][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.778816][ T32] Call trace: [ 1338.778864][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.778915][ T32] r10:82918930 r9:eb461d84 r8:00000002 r7:60000113 r6:eb461d8c r5:853f0000 [ 1338.778940][ T32] r4:853f0000 [ 1338.778975][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.779019][ T32] r5:853f0000 r4:8291892c [ 1338.779040][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.779079][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.779137][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb461e08 [ 1338.779167][ T32] r4:00000000 [ 1338.779189][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.779257][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.779309][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.779368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7a80 [ 1338.779397][ T32] r4:00000000 [ 1338.779417][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.779466][ T32] r9:83018205 r8:853f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1338.779510][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.779563][ T32] r5:00001000 r4:e06e5000 [ 1338.779585][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.779624][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.779665][ T32] r5:85362f8c r4:85362c00 [ 1338.779684][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.779728][ T32] r7:ddde2d80 r6:83018200 r5:85362f8c r4:853bdf00 [ 1338.779768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.779816][ T32] r10:61c88647 r9:853f0000 r8:853bdf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.779840][ T32] r4:853bdf00 [ 1338.779859][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.779902][ T32] r10:00000000 r9:853bdf00 r8:8027f5e8 r7:eb411e60 r6:853bdf80 r5:853f0000 [ 1338.779924][ T32] r4:00000001 [ 1338.779962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.780025][ T32] Exception stack(0xeb461fb0 to 0xeb461ff8) [ 1338.780055][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.780085][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.780137][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.780184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.780234][ T32] r4:853d76c0 [ 1338.780661][ T32] INFO: task kworker/1:722:4916 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.780792][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.781096][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.781230][ T32] Call trace: [ 1338.781305][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.781363][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.781389][ T32] r4:00000000 [ 1338.781410][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.781449][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.781479][ T32] dd20: b11f0000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.781508][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.781579][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.781624][ T32] r5:80000013 r4:80239bb0 [ 1338.781694][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.781739][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1338.781827][ T32] r4:e055ddc0 ** 7 printk messages dropped ** [ 1338.782059][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1338.782346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.782632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1338.813858][ T32] r10:82918930 r9:eb465d84 r8:00000002 r7:60000113 r6:eb465d8c r5:853f0c00 ** 2 printk messages dropped ** [ 1338.813971][ T32] r5:853f0c00 r4:8291892c [ 1338.813997][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.814059][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.814133][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 [ 1338.814164][ T32] r4:00000000 [ 1338.814190][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.814266][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.814327][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.814394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7bc0 [ 1338.814426][ T32] r4:00000000 [ 1338.814453][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.814531][ T32] r9:83018205 r8:853f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1338.814563][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.814623][ T32] r5:00001000 r4:ea8bf000 [ 1338.814670][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.814765][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.814818][ T32] r5:8536338c r4:85363000 [ 1338.814866][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.815004][ T32] r7:ddde2d80 r6:83018200 r5:8536338c r4:853e3000 [ 1338.815074][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.815128][ T32] r10:61c88647 r9:853f0c00 r8:853e302c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.815153][ T32] r4:853e3000 [ 1338.815175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.815249][ T32] r10:00000000 r9:853e3000 r8:8027f5e8 r7:eb461e60 r6:853e3080 r5:853f0c00 [ 1338.815287][ T32] r4:00000001 [ 1338.815310][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.815366][ T32] Exception stack(0xeb465fb0 to 0xeb465ff8) [ 1338.815432][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.815493][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.815526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.815561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.815586][ T32] r4:853d7900 [ 1338.816036][ T32] INFO: task kworker/1:723:4919 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.816102][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.816211][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.816260][ T32] Call trace: [ 1338.816329][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.816381][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.816426][ T32] r4:00000000 [ 1338.816487][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.816546][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.816576][ T32] dd20: b1754000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.816606][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.816632][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.816656][ T32] r5:80000013 r4:80239bb0 [ 1338.816676][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.816717][ T32] r4:82ac11e4 [ 1338.816740][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.816833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.816862][ T32] r4:e055ddc0 [ 1338.816906][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.816954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.816977][ T32] r4:00000000 [ 1338.816998][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.817044][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.817066][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.817108][ T32] r5:00001000 r4:ee509000 [ 1338.817129][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.817167][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1338.817303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.817377][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1338.817494][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.817610][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.817773][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1338.818039][ T32] r10:82918930 r9:eb4a1d84 r8:00000002 r7:60000113 r6:eb4a1d8c r5:853f1800 ** 4 printk messages dropped ** [ 1338.818203][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1338.818792][ T32] r5:00001000 r4:ea92f000 [ 1338.818812][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.818953][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.819001][ T32] r7:ddde2d80 r6:83018200 r5:8536378c r4:853e3100 [ 1338.819045][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.819099][ T32] r10:61c88647 r9:853f1800 r8:853e312c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.819123][ T32] r4:853e3100 [ 1338.819143][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.819223][ T32] r10:00000000 r9:853e3100 r8:8027f5e8 r7:eb465e60 r6:853e3180 r5:853f1800 [ 1338.819256][ T32] r4:00000001 [ 1338.819360][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.819414][ T32] Exception stack(0xeb4a1fb0 to 0xeb4a1ff8) [ 1338.819442][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.819493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.819551][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.819583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.819631][ T32] r4:853d7a40 [ 1338.819966][ T32] INFO: task kworker/1:724:4921 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.820008][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.820070][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.820127][ T32] Call trace: [ 1338.820163][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.820212][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.820237][ T32] r4:00000000 [ 1338.820257][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.820308][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.820337][ T32] dd20: b1754000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.820366][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.820392][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.820415][ T32] r5:80000013 r4:80239bb0 [ 1338.820436][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.820525][ T32] r4:82ac11e4 [ 1338.820552][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.820597][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.820636][ T32] r4:e055ddc0 [ 1338.820668][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.820713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.820760][ T32] r4:00000000 [ 1338.820794][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.820866][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.820894][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.820937][ T32] r5:00001000 r4:ee509000 [ 1338.820958][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.820997][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.821063][ T32] r5:8609478c r4:86094400 [ 1338.821086][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.821134][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 1 printk messages dropped ** [ 1338.821201][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.821526][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.821807][ T32] task:kworker/1:725 state:D stack:0 pid:4922 tgid:4922 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1338.822359][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.822558][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.822683][ T32] r5:00001000 r4:eabc9000 [ 1338.822752][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.822860][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.846551][ T32] Exception stack(0xeb3b1fb0 to 0xeb3b1ff8) ** 5 printk messages dropped ** [ 1338.847324][ T32] INFO: task kworker/1:725:4922 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 7 printk messages dropped ** [ 1338.848145][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1338.848889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1338.849358][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.849746][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.850050][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.850376][ T32] task:kworker/1:726 state:D stack:0 pid:4924 tgid:4924 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.850918][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 ** 9 printk messages dropped ** [ 1338.851470][ T32] r5:00001000 r4:ead6f000 [ 1338.851508][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.851698][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.852216][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.852267][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.852303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.852326][ T32] r4:853d7d80 [ 1338.852653][ T32] INFO: task kworker/1:726:4924 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.852691][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.852749][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.852792][ T32] Call trace: [ 1338.852822][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.852888][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.852935][ T32] r4:00000000 [ 1338.852977][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.853076][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.876505][ T32] dd20: b1e9d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.876572][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.876602][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.876681][ T32] r5:80000013 r4:80239bb0 [ 1338.876714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.876783][ T32] r4:82ac11e4 [ 1338.876808][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.876914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.876944][ T32] r4:e055ddc0 [ 1338.876965][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.877011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.877058][ T32] r4:00000000 [ 1338.877099][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.877154][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.877252][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.877319][ T32] r5:00001000 r4:ee509000 [ 1338.877509][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.877592][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.877666][ T32] r5:8609478c r4:86094400 [ 1338.877693][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.877744][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.877766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.877842][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.877892][ T32] r4:84a53d80 [ 1338.877925][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.877973][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.878054][ T32] r4:00000001 [ 1338.878079][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.878174][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.878219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.878377][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.878433][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.878514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.878558][ T32] r4:84a51100 [ 1338.878677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.878713][ T32] INFO: task kworker/1:727:4925 blocked for more than 465 seconds. [ 1338.878763][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.878826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.878876][ T32] task:kworker/1:727 state:D stack:0 pid:4925 tgid:4925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.879059][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.879168][ T32] Call trace: [ 1338.879233][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.879296][ T32] r10:82918930 r9:eb54dd84 r8:00000002 r7:60000013 r6:eb54dd8c r5:852a3c00 [ 1338.879322][ T32] r4:852a3c00 [ 1338.879342][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.879383][ T32] r5:852a3c00 r4:8291892c [ 1338.879403][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.879442][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.879488][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb54de08 [ 1338.879511][ T32] r4:00000000 [ 1338.879531][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.879752][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.880355][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.880406][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ec040 ** 2 printk messages dropped ** [ 1338.880538][ T32] r9:83018205 r8:852a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 1 printk messages dropped ** [ 1338.880605][ T32] r5:00001000 r4:eac29000 ** 1 printk messages dropped ** [ 1338.880745][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.882237][ T32] r10:61c88647 r9:852a3c00 r8:853e33ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.882912][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.904828][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1338.905233][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1338.905548][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.905858][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1338.906366][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 7 printk messages dropped ** [ 1338.906758][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1338.906956][ T32] task:kworker/1:728 state:D stack:0 pid:4927 tgid:4927 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1338.907516][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 ** 9 printk messages dropped ** [ 1338.908055][ T32] r5:00001000 r4:eac8f000 [ 1338.908075][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.908181][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.908716][ T32] Exception stack(0xeb551fb0 to 0xeb551ff8) ** 2 printk messages dropped ** [ 1338.908935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.908969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.908991][ T32] r4:853ec200 [ 1338.909305][ T32] INFO: task kworker/1:728:4927 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.909339][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.909396][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.909465][ T32] Call trace: [ 1338.909562][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.909615][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.909711][ T32] r4:00000000 [ 1338.909748][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.909792][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.909821][ T32] dd20: b216d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.909850][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.909901][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.910024][ T32] r5:80000013 r4:80239bb0 [ 1338.910049][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.910092][ T32] r4:82ac11e4 [ 1338.910136][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.910183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.910206][ T32] r4:e055ddc0 [ 1338.910226][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.910287][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.910354][ T32] r4:00000000 [ 1338.910424][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.910481][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.910503][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.910546][ T32] r5:00001000 r4:ee509000 [ 1338.910566][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.910604][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.910662][ T32] r5:8609478c r4:86094400 [ 1338.910686][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.910732][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.910753][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.910822][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.910849][ T32] r4:84a53d80 [ 1338.910869][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.910916][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.910939][ T32] r4:00000001 [ 1338.910958][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.911016][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.911047][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.911077][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.911111][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.911191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.911217][ T32] r4:84a51100 [ 1338.911240][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.911266][ T32] INFO: task kworker/1:729:4930 blocked for more than 465 seconds. [ 1338.911303][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.911328][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.911543][ T32] task:kworker/1:729 state:D stack:0 pid:4930 tgid:4930 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.912589][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.912647][ T32] Call trace: [ 1338.912703][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.912754][ T32] r10:82918930 r9:eb55dd84 r8:00000002 r7:60000113 r6:eb55dd8c r5:852b8000 [ 1338.912778][ T32] r4:852b8000 [ 1338.912798][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.912875][ T32] r5:852b8000 r4:8291892c [ 1338.912947][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.913000][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.936623][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb55de08 [ 1338.936694][ T32] r4:00000000 [ 1338.936761][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.937491][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.937548][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.937621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ec700 [ 1338.937649][ T32] r4:00000000 [ 1338.937671][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.937723][ T32] r9:83018205 r8:852b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1338.937746][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.937851][ T32] r5:00001000 r4:eae57000 [ 1338.937878][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.938259][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.938385][ T32] r5:8536cf8c r4:8536cc00 [ 1338.938412][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.938489][ T32] r7:ddde2d80 r6:83018200 r5:8536cf8c r4:853e3480 [ 1338.938588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.938745][ T32] r10:61c88647 r9:852b8000 r8:853e34ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.938796][ T32] r4:853e3480 [ 1338.938845][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.939092][ T32] r10:00000000 r9:853e3480 r8:8027f5e8 r7:eb549e60 r6:85334c80 r5:852b8000 [ 1338.939120][ T32] r4:00000001 [ 1338.939143][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.939206][ T32] Exception stack(0xeb55dfb0 to 0xeb55dff8) [ 1338.939242][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.939277][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.939330][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1338.939904][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1338.940946][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1338.941138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1338.941636][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1338.941825][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.941853][ T32] r4:00000001 [ 1338.941875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.941911][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.941939][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.941967][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.941994][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.942024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.942050][ T32] r4:84a51100 [ 1338.942073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.942105][ T32] INFO: task kworker/1:730:4932 blocked for more than 465 seconds. [ 1338.942140][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.942167][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.942221][ T32] task:kworker/1:730 state:D stack:0 pid:4932 tgid:4932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.942416][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.942471][ T32] Call trace: [ 1338.942504][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.942550][ T32] r10:82918930 r9:eb561d84 r8:00000002 r7:60000113 r6:eb561d8c r5:852b9800 [ 1338.942572][ T32] r4:852b9800 [ 1338.942592][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.942654][ T32] r5:852b9800 r4:8291892c [ 1338.942679][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.942720][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.942765][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb561e08 [ 1338.942810][ T32] r4:00000000 [ 1338.942856][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.942931][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.943008][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.958076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ec540 [ 1338.958189][ T32] r4:00000000 [ 1338.958219][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.958359][ T32] r9:83018205 r8:852b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1338.958386][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.958435][ T32] r5:00001000 r4:eadad000 [ 1338.958456][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.958517][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.958733][ T32] r5:8536cb8c r4:8536c800 [ 1338.958885][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.959025][ T32] r7:ddde2d80 r6:83018200 r5:8536cb8c r4:853e3500 [ 1338.959052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.959099][ T32] r10:61c88647 r9:852b9800 r8:853e352c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.959122][ T32] r4:853e3500 [ 1338.959142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.959187][ T32] r10:00000000 r9:853e3500 r8:8027f5e8 r7:eb55de60 r6:85334d00 r5:852b9800 [ 1338.959211][ T32] r4:00000001 [ 1338.959230][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.959267][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) [ 1338.959303][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.959609][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.959642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.959676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.959701][ T32] r4:853ec340 [ 1338.960152][ T32] INFO: task kworker/1:730:4932 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.960221][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.960304][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.960375][ T32] Call trace: [ 1338.960541][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.960618][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.960644][ T32] r4:00000000 [ 1338.960665][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.960705][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.960736][ T32] dd20: b2547000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.960830][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.960867][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.960904][ T32] r5:80000013 r4:80239bb0 [ 1338.960926][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.961000][ T32] r4:82ac11e4 [ 1338.961025][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.961071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 2 printk messages dropped ** [ 1338.961159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 3 printk messages dropped ** [ 1338.961453][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.961534][ T32] r5:00001000 r4:ee509000 [ 1338.961559][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.961625][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.961687][ T32] r5:8609478c r4:86094400 [ 1338.961711][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.961759][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.961780][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.961824][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.961848][ T32] r4:84a53d80 [ 1338.961867][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.961912][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.961936][ T32] r4:00000001 [ 1338.961955][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.961989][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.962015][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.962044][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.962087][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.962143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.962169][ T32] r4:84a51100 [ 1338.962191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.962235][ T32] INFO: task kworker/1:731:4935 blocked for more than 465 seconds. [ 1338.962270][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.962306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.962352][ T32] task:kworker/1:731 state:D stack:0 pid:4935 tgid:4935 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.962402][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.962446][ T32] Call trace: [ 1338.962521][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.962577][ T32] r10:82918930 r9:eb56dd84 r8:00000002 r7:60000113 r6:eb56dd8c r5:852bbc00 [ 1338.962601][ T32] r4:852bbc00 [ 1338.962666][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.962714][ T32] r5:852bbc00 r4:8291892c [ 1338.962735][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.962775][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.962823][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb56de08 [ 1338.962845][ T32] r4:00000000 [ 1338.962865][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.962954][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.963085][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.982046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ecc80 [ 1338.982121][ T32] r4:00000000 [ 1338.982149][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.982223][ T32] r9:83018205 r8:852bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1338.982245][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.982298][ T32] r5:00001000 r4:eaf33000 [ 1338.982340][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.982386][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.982429][ T32] r5:8536df8c r4:8536dc00 [ 1338.982450][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.982497][ T32] r7:ddde2d80 r6:83018200 r5:8536df8c r4:853e3580 [ 1338.982845][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.982932][ T32] r10:61c88647 r9:852bbc00 r8:853e35ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.982975][ T32] r4:853e3580 [ 1338.983017][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.984011][ T32] r10:00000000 r9:853e3580 r8:8027f5e8 r7:eb55de60 r6:85334d80 r5:852bbc00 [ 1338.984051][ T32] r4:00000001 [ 1338.984097][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.984178][ T32] Exception stack(0xeb56dfb0 to 0xeb56dff8) [ 1338.984219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.984267][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.984307][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.984342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.984372][ T32] r4:853ec580 [ 1338.984897][ T32] INFO: task kworker/1:731:4935 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.984945][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.985030][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.985111][ T32] Call trace: [ 1338.985147][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.985203][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.985232][ T32] r4:00000000 [ 1338.985255][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.985305][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.985338][ T32] dd20: b29eb000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.985371][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.985400][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.985427][ T32] r5:80000013 r4:80239bb0 [ 1338.985450][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.985508][ T32] r4:82ac11e4 [ 1338.985534][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.985582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.985619][ T32] r4:e055ddc0 [ 1338.985655][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.985702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.985743][ T32] r4:00000000 [ 1338.985909][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.985970][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.985993][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.986037][ T32] r5:00001000 r4:ee509000 [ 1338.986059][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.986112][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.986183][ T32] r5:8609478c r4:86094400 [ 1338.986233][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.986297][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.986321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.986381][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.986416][ T32] r4:84a53d80 [ 1338.986437][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.986485][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.986508][ T32] r4:00000001 [ 1338.986528][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.986588][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1338.986624][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.986655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.986682][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.986734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.986761][ T32] r4:84a51100 [ 1338.986783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.986812][ T32] INFO: task kworker/1:732:4936 blocked for more than 465 seconds. [ 1338.986846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.986872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.986908][ T32] task:kworker/1:732 state:D stack:0 pid:4936 tgid:4936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.986981][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.987026][ T32] Call trace: [ 1338.987063][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1338.987134][ T32] r10:82918930 r9:eb571d84 r8:00000002 r7:60000013 r6:eb571d8c r5:852bc800 [ 1338.987161][ T32] r4:852bc800 [ 1338.987183][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1338.987223][ T32] r5:852bc800 r4:8291892c [ 1338.987267][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.987321][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.987368][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb571e08 [ 1338.987392][ T32] r4:00000000 [ 1338.987412][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1338.987450][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1338.987485][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.987526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ec800 [ 1338.987547][ T32] r4:00000000 [ 1338.987568][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.987614][ T32] r9:83018205 r8:852bc800 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1338.987635][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.987676][ T32] r5:00001000 r4:eaedf000 [ 1338.987712][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.987754][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.987795][ T32] r5:8536d38c r4:8536d000 [ 1338.987815][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.987858][ T32] r7:ddde2d80 r6:83018200 r5:8536d38c r4:853e3600 [ 1338.987879][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.987925][ T32] r10:61c88647 r9:852bc800 r8:853e362c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.987961][ T32] r4:853e3600 [ 1338.987983][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.988029][ T32] r10:00000000 r9:853e3600 r8:8027f5e8 r7:eb56de60 r6:85334e00 r5:852bc800 [ 1338.988062][ T32] r4:00000001 [ 1338.988100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.988149][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1338.988179][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.988207][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.988257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.988295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1338.988345][ T32] r4:853ec580 [ 1338.988708][ T32] INFO: task kworker/1:732:4936 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1338.988747][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.988805][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.988862][ T32] Call trace: [ 1338.988923][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1338.988996][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1338.989023][ T32] r4:00000000 [ 1338.989043][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.989081][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1338.989110][ T32] dd20: b29eb000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1338.989150][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1338.989179][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1338.989204][ T32] r5:80000013 r4:80239bb0 [ 1338.989226][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1338.989283][ T32] r4:82ac11e4 [ 1338.989306][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.989349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1338.989391][ T32] r4:e055ddc0 [ 1338.989440][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1338.989486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1338.989529][ T32] r4:00000000 [ 1338.989552][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1338.989602][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1338.989623][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1338.989709][ T32] r5:00001000 r4:ee509000 [ 1338.989735][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1338.989775][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.989828][ T32] r5:8609478c r4:86094400 [ 1338.989851][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1338.989898][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1338.989918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1338.989962][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1338.989984][ T32] r4:84a53d80 [ 1338.990004][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1338.990049][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1338.990071][ T32] r4:00000001 [ 1338.990091][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1338.990447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1338.990867][ T32] r10:82918930 r9:eb559d84 r8:00000002 r7:60000113 r6:eb559d8c r5:853f4800 ** 8 printk messages dropped ** [ 1338.991330][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1338.991715][ T32] r5:00001000 r4:eaef3000 ** 1 printk messages dropped ** [ 1338.991810][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.992077][ T32] r10:61c88647 r9:853f4800 r8:853e36ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1338.992854][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1339.024446][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.024770][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1339.025066][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.025308][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 2 printk messages dropped ** [ 1339.025444][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.025470][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.025520][ T32] r5:00001000 r4:ee509000 [ 1339.025545][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.025592][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.025642][ T32] r5:8609478c r4:86094400 [ 1339.025662][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.025709][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.025731][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.025778][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.025803][ T32] r4:84a53d80 [ 1339.025838][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.025890][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.025938][ T32] r4:00000001 [ 1339.026122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.026169][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.026198][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.026229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.026257][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.026297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.026323][ T32] r4:84a51100 [ 1339.026351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.026405][ T32] INFO: task kworker/1:734:4940 blocked for more than 465 seconds. [ 1339.026445][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.026472][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.026493][ T32] task:kworker/1:734 state:D stack:0 pid:4940 tgid:4940 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.026569][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.026680][ T32] Call trace: [ 1339.026894][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.026955][ T32] r10:82918930 r9:eb575d84 r8:00000002 r7:60000113 r6:eb575d8c r5:853f5400 [ 1339.026979][ T32] r4:853f5400 [ 1339.027206][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.027254][ T32] r5:853f5400 r4:8291892c [ 1339.027290][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.027336][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.027385][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb575e08 [ 1339.027479][ T32] r4:00000000 [ 1339.027594][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.027638][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.027707][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.027755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ecb00 [ 1339.027780][ T32] r4:00000000 [ 1339.027801][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.027853][ T32] r9:83018205 r8:853f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1339.027907][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.027955][ T32] r5:00001000 r4:eaf17000 [ 1339.027976][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.028016][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.028286][ T32] r5:8536db8c r4:8536d800 [ 1339.028311][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.028360][ T32] r7:ddde2d80 r6:83018200 r5:8536db8c r4:853e3780 [ 1339.028381][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.028429][ T32] r10:61c88647 r9:853f5400 r8:853e37ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.028458][ T32] r4:853e3780 [ 1339.028529][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.028612][ T32] r10:00000000 r9:853e3780 r8:8027f5e8 r7:eb56de60 r6:853e3800 r5:853f5400 [ 1339.028701][ T32] r4:00000001 [ 1339.028744][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.028812][ T32] Exception stack(0xeb575fb0 to 0xeb575ff8) [ 1339.028865][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.028896][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.028924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.028956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.028978][ T32] r4:853ec840 [ 1339.029326][ T32] INFO: task kworker/1:734:4940 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.029367][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.029460][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.029509][ T32] Call trace: [ 1339.029543][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.029624][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.029657][ T32] r4:00000000 [ 1339.029710][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.029753][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.029784][ T32] dd20: b2f77000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.029815][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.029847][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.029887][ T32] r5:80000013 r4:80239bb0 [ 1339.029918][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.030063][ T32] r4:82ac11e4 [ 1339.030087][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.030134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.030157][ T32] r4:e055ddc0 [ 1339.030178][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.030222][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.030245][ T32] r4:00000000 [ 1339.030357][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.030422][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.030450][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.030496][ T32] r5:00001000 r4:ee509000 [ 1339.030517][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.030593][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.030643][ T32] r5:8609478c r4:86094400 [ 1339.030686][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.030741][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.030828][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.030886][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.030972][ T32] r4:84a53d80 [ 1339.031083][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.031162][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.031278][ T32] r4:00000001 [ 1339.031302][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.031338][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.031366][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.031396][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.031422][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.031451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.031473][ T32] r4:84a51100 [ 1339.031498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.031526][ T32] INFO: task kworker/1:735:4942 blocked for more than 465 seconds. [ 1339.031601][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.031722][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.031777][ T32] task:kworker/1:735 state:D stack:0 pid:4942 tgid:4942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.031825][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.031897][ T32] Call trace: [ 1339.031930][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.032009][ T32] r10:82918930 r9:eb579d84 r8:00000002 r7:60000013 r6:eb579d8c r5:853f6000 [ 1339.032127][ T32] r4:853f6000 [ 1339.032150][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.032191][ T32] r5:853f6000 r4:8291892c [ 1339.032212][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.032251][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.032335][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 1339.032361][ T32] r4:00000000 [ 1339.032382][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.032420][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.032525][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.032634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ecdc0 [ 1339.032663][ T32] r4:00000000 [ 1339.032713][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.032805][ T32] r9:83018205 r8:853f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1339.032830][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.032899][ T32] r5:00001000 r4:eaf4f000 [ 1339.032938][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.032997][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.054239][ T32] r5:8536e38c r4:8536e000 [ 1339.054349][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.054429][ T32] r7:ddde2d80 r6:83018200 r5:8536e38c r4:853e3880 [ 1339.054453][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.054667][ T32] r10:61c88647 r9:853f6000 r8:853e38ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.055059][ T32] r4:853e3880 [ 1339.055106][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.055191][ T32] r10:00000000 r9:853e3880 r8:8027f5e8 r7:eb56de60 r6:853e3900 r5:853f6000 [ 1339.055231][ T32] r4:00000001 [ 1339.055252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.055303][ T32] Exception stack(0xeb579fb0 to 0xeb579ff8) [ 1339.055334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.055364][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.055390][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.055420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.055444][ T32] r4:853eca80 [ 1339.055860][ T32] INFO: task kworker/1:735:4942 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.055896][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.056020][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.056126][ T32] Call trace: [ 1339.056243][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.056362][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.056394][ T32] r4:00000000 [ 1339.056417][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.056488][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.056577][ T32] dd20: b32a0000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.056630][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.056720][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.056787][ T32] r5:80000013 r4:80239bb0 [ 1339.056812][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.056857][ T32] r4:82ac11e4 [ 1339.056883][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.056927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.056952][ T32] r4:e055ddc0 [ 1339.057034][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.057088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.057112][ T32] r4:00000000 [ 1339.057137][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.057185][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.057210][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.057328][ T32] r5:00001000 r4:ee509000 [ 1339.057367][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.057410][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.057476][ T32] r5:8609478c r4:86094400 [ 1339.057514][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.057573][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.057596][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.057642][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.057680][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1339.057843][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.058016][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.058497][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.059051][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.059416][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.059737][ T32] r5:00001000 r4:eaf97000 [ 1339.059761][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.059876][ T32] r5:8536eb8c r4:8536e800 ** 3 printk messages dropped ** [ 1339.060035][ T32] r10:61c88647 r9:853f6c00 r8:853e39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1339.060362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1339.061540][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1339.061987][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1339.062426][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1339.062882][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1339.093952][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1339.094267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1339.094525][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1339.095585][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1339.096366][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.096419][ T32] r9:83018205 r8:853f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1339.096442][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.096625][ T32] r5:00001000 r4:eaf6d000 [ 1339.096657][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.096704][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.096751][ T32] r5:8536e78c r4:8536e400 [ 1339.097287][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.097363][ T32] r7:ddde2d80 r6:83018200 r5:8536e78c r4:853e3a80 [ 1339.097390][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.097497][ T32] r10:61c88647 r9:853f3000 r8:853e3aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.098250][ T32] r4:853e3a80 [ 1339.098283][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.098392][ T32] r10:00000000 r9:853e3a80 r8:8027f5e8 r7:eb57de60 r6:853e3b00 r5:853f3000 [ 1339.098655][ T32] r4:00000001 [ 1339.098680][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.098720][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1339.098751][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.098783][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.098813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.098847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.098871][ T32] r4:853ece00 [ 1339.099315][ T32] INFO: task kworker/1:737:4947 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.099353][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.099491][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.099756][ T32] Call trace: [ 1339.099796][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.099852][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.099877][ T32] r4:00000000 [ 1339.099899][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.099941][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.099972][ T32] dd20: b3686000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.100005][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.100034][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.100060][ T32] r5:80000013 r4:80239bb0 [ 1339.100082][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.100172][ T32] r4:82ac11e4 [ 1339.100288][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.100591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.100634][ T32] r4:e055ddc0 [ 1339.100657][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.100704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.100727][ T32] r4:00000000 [ 1339.100747][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.101293][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.101366][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.101414][ T32] r5:00001000 r4:ee509000 [ 1339.101437][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.101480][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.101525][ T32] r5:8609478c r4:86094400 [ 1339.102248][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.102583][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.102609][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.102661][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.102703][ T32] r4:84a53d80 [ 1339.103094][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.133931][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.133987][ T32] r4:00000001 [ 1339.134014][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.134080][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.134115][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.134147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.134177][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.134243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.134278][ T32] r4:84a51100 [ 1339.135452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.135495][ T32] INFO: task kworker/1:738:4948 blocked for more than 465 seconds. [ 1339.136578][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.136632][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.136660][ T32] task:kworker/1:738 state:D stack:0 pid:4948 tgid:4948 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.138268][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.138350][ T32] Call trace: [ 1339.140153][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.140233][ T32] r10:82918930 r9:eb585d84 r8:00000002 r7:60000113 r6:eb585d8c r5:853f3c00 [ 1339.140262][ T32] r4:853f3c00 [ 1339.140293][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.140342][ T32] r5:853f3c00 r4:8291892c [ 1339.140374][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.140480][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.141085][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1339.141119][ T32] r4:00000000 [ 1339.141143][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.141401][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.141492][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.141550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c5340 [ 1339.141665][ T32] r4:00000000 [ 1339.141783][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.141862][ T32] r9:83018205 r8:853f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1339.141948][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.142010][ T32] r5:00001000 r4:eafad000 [ 1339.142381][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.142522][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.142577][ T32] r5:8536ef8c r4:8536ec00 [ 1339.142600][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.142719][ T32] r7:ddde2d80 r6:83018200 r5:8536ef8c r4:853e3b80 [ 1339.142746][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.143050][ T32] r10:61c88647 r9:853f3c00 r8:853e3bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.170414][ T32] r4:853e3b80 [ 1339.170467][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.170549][ T32] r10:00000000 r9:853e3b80 r8:8027f5e8 r7:eb57de60 r6:853e3c00 r5:853f3c00 [ 1339.170574][ T32] r4:00000001 [ 1339.170594][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.170633][ T32] Exception stack(0xeb585fb0 to 0xeb585ff8) [ 1339.170712][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.170746][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.170774][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.170816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.170854][ T32] r4:853ece00 [ 1339.171359][ T32] INFO: task kworker/1:738:4948 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.171514][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.172090][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.172339][ T32] Call trace: [ 1339.172416][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.172504][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.172568][ T32] r4:00000000 [ 1339.172606][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.172651][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.172683][ T32] dd20: b3e23000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.172714][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.172829][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.172888][ T32] r5:80000013 r4:80239bb0 [ 1339.172937][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.173069][ T32] r4:82ac11e4 [ 1339.173273][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.185883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.185999][ T32] r4:e055ddc0 [ 1339.186031][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.186103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.186128][ T32] r4:00000000 [ 1339.186170][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.186227][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.186250][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.186305][ T32] r5:00001000 r4:ee509000 [ 1339.186327][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.186366][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.186411][ T32] r5:8609478c r4:86094400 [ 1339.186432][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.186485][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.186541][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.186603][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.186701][ T32] r4:84a53d80 [ 1339.186726][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.186799][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.186852][ T32] r4:00000001 [ 1339.186875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.186914][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.187049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.187085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.187113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.187144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.187167][ T32] r4:84a51100 [ 1339.187194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.187225][ T32] INFO: task kworker/1:739:4950 blocked for more than 465 seconds. [ 1339.187259][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.187295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.187350][ T32] task:kworker/1:739 state:D stack:0 pid:4950 tgid:4950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.187415][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.187477][ T32] Call trace: [ 1339.187525][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.187602][ T32] r10:82918930 r9:eb589d84 r8:00000002 r7:60000013 r6:eb589d8c r5:853f8000 [ 1339.187718][ T32] r4:853f8000 [ 1339.187742][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.187783][ T32] r5:853f8000 r4:8291892c [ 1339.187804][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.187845][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.187891][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb589e08 [ 1339.187914][ T32] r4:00000000 [ 1339.187935][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.188032][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.188073][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.188115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84946040 [ 1339.188138][ T32] r4:00000000 [ 1339.188191][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.188241][ T32] r9:83018205 r8:853f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1339.188263][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.188311][ T32] r5:00001000 r4:eb03d000 [ 1339.188331][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.188369][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.188411][ T32] r5:8536f38c r4:8536f000 [ 1339.188431][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.188511][ T32] r7:ddde2d80 r6:83018200 r5:8536f38c r4:853e3c80 [ 1339.188570][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.188709][ T32] r10:61c88647 r9:853f8000 r8:853e3cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.188747][ T32] r4:853e3c80 [ 1339.188771][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.188818][ T32] r10:00000000 r9:853e3c80 r8:8027f5e8 r7:eb585e60 r6:853e3d00 r5:853f8000 [ 1339.188841][ T32] r4:00000001 [ 1339.188863][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.188898][ T32] Exception stack(0xeb589fb0 to 0xeb589ff8) [ 1339.188925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.188954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.189076][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.189110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.189133][ T32] r4:84946000 [ 1339.189560][ T32] INFO: task kworker/1:739:4950 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.189594][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.189747][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.189801][ T32] Call trace: [ 1339.189849][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.189898][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.189922][ T32] r4:00000000 [ 1339.189958][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.190002][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.190030][ T32] dd20: b3fad000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.190076][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.190105][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.190136][ T32] r5:80000013 r4:80239bb0 [ 1339.190181][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.190229][ T32] r4:82ac11e4 [ 1339.190249][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.190323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.190374][ T32] r4:e055ddc0 [ 1339.190397][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.190488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.190514][ T32] r4:00000000 [ 1339.190534][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.190580][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.190602][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.190699][ T32] r5:00001000 r4:ee509000 [ 1339.190723][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.190764][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.190830][ T32] r5:8609478c r4:86094400 [ 1339.190854][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.190901][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.190922][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.190966][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.191023][ T32] r4:84a53d80 [ 1339.191047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.191093][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.191126][ T32] r4:00000001 [ 1339.191146][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.191181][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.191261][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.191316][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.191383][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.191416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.191439][ T32] r4:84a51100 [ 1339.191461][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.191486][ T32] INFO: task kworker/1:740:4952 blocked for more than 465 seconds. [ 1339.191555][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.191584][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.191611][ T32] task:kworker/1:740 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.191661][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.191704][ T32] Call trace: [ 1339.191767][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.191840][ T32] r10:82918930 r9:eb58dd84 r8:00000002 r7:60000013 r6:eb58dd8c r5:853f9800 [ 1339.191863][ T32] r4:853f9800 [ 1339.191883][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.191923][ T32] r5:853f9800 r4:8291892c [ 1339.191946][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.191984][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.192028][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb58de08 [ 1339.192053][ T32] r4:00000000 [ 1339.192105][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.192163][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.192204][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.192272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84946400 [ 1339.192322][ T32] r4:00000000 [ 1339.192412][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.192491][ T32] r9:83018205 r8:853f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1339.192550][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.192649][ T32] r5:00001000 r4:eb097000 [ 1339.192674][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.192717][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.192759][ T32] r5:8536f78c r4:8536f400 [ 1339.192778][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.192821][ T32] r7:ddde2d80 r6:83018200 r5:8536f78c r4:853e3d80 [ 1339.192841][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.192919][ T32] r10:61c88647 r9:853f9800 r8:853e3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.192967][ T32] r4:853e3d80 [ 1339.193066][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.210532][ T32] r10:00000000 r9:853e3d80 r8:8027f5e8 r7:eb589e60 r6:853e3e00 r5:853f9800 [ 1339.210583][ T32] r4:00000001 [ 1339.210609][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.210679][ T32] Exception stack(0xeb58dfb0 to 0xeb58dff8) [ 1339.210748][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.210782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.210857][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.210891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.210916][ T32] r4:84946000 [ 1339.211347][ T32] INFO: task kworker/1:740:4952 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.211385][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.211500][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.211556][ T32] Call trace: [ 1339.211646][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.211706][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.211731][ T32] r4:00000000 [ 1339.211772][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.211816][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.211845][ T32] dd20: b420a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.211874][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.211900][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.211924][ T32] r5:80000013 r4:80239bb0 [ 1339.211945][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.212015][ T32] r4:82ac11e4 [ 1339.212040][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.212083][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.212139][ T32] r4:e055ddc0 [ 1339.212163][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.212207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.212257][ T32] r4:00000000 [ 1339.212285][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.212338][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.212396][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.212444][ T32] r5:00001000 r4:ee509000 [ 1339.212517][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.212625][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.212684][ T32] r5:8609478c r4:86094400 [ 1339.212708][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.212771][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.212796][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.212843][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.212885][ T32] r4:84a53d80 [ 1339.212926][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.213024][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.226438][ T32] r4:00000001 [ 1339.226540][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.226608][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.226642][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.226676][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.226705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.226736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.226758][ T32] r4:84a51100 [ 1339.226783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.226828][ T32] INFO: task kworker/1:741:4954 blocked for more than 465 seconds. [ 1339.226862][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.226888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.226910][ T32] task:kworker/1:741 state:D stack:0 pid:4954 tgid:4954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.226995][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.227102][ T32] Call trace: [ 1339.227162][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.227278][ T32] r10:82918930 r9:eb591d84 r8:00000002 r7:60000013 r6:eb591d8c r5:853fb000 [ 1339.227320][ T32] r4:853fb000 [ 1339.227394][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.227495][ T32] r5:853fb000 r4:8291892c [ 1339.227521][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.227564][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.227613][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1339.227637][ T32] r4:00000000 [ 1339.227656][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.227696][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.227736][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.227855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84946600 [ 1339.227883][ T32] r4:00000000 [ 1339.227905][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.227957][ T32] r9:83018205 r8:853fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1339.227980][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.228047][ T32] r5:00001000 r4:eb0b1000 [ 1339.228072][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.228115][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.228160][ T32] r5:8536fb8c r4:8536f800 [ 1339.228182][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.228271][ T32] r7:ddde2d80 r6:83018200 r5:8536fb8c r4:853e3e80 [ 1339.228305][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.228356][ T32] r10:61c88647 r9:853fb000 r8:853e3eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.228506][ T32] r4:853e3e80 [ 1339.228582][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.228727][ T32] r10:00000000 r9:853e3e80 r8:8027f5e8 r7:eb58de60 r6:853e3f00 r5:853fb000 [ 1339.228761][ T32] r4:00000001 [ 1339.228783][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.228821][ T32] Exception stack(0xeb591fb0 to 0xeb591ff8) [ 1339.228849][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.228878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.228905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.228973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.228999][ T32] r4:84946280 [ 1339.229473][ T32] INFO: task kworker/1:741:4954 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.229534][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.229604][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.229651][ T32] Call trace: [ 1339.229683][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.229765][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.229839][ T32] r4:00000000 [ 1339.229887][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.229975][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.230009][ T32] dd20: b43f1000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.230040][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.230067][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.230092][ T32] r5:80000013 r4:80239bb0 [ 1339.230133][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.230180][ T32] r4:82ac11e4 [ 1339.230203][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.230247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.230298][ T32] r4:e055ddc0 [ 1339.230323][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.230369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.230405][ T32] r4:00000000 [ 1339.230439][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.230500][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.230524][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.230580][ T32] r5:00001000 r4:ee509000 [ 1339.230604][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.230645][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.230688][ T32] r5:8609478c r4:86094400 [ 1339.230708][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.230755][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.230778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.230826][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.230850][ T32] r4:84a53d80 [ 1339.230870][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.230917][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.230941][ T32] r4:00000001 [ 1339.230986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.231036][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.231067][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.231121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.231153][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.231186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.231211][ T32] r4:84a51100 [ 1339.231232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.231258][ T32] INFO: task kworker/1:742:4955 blocked for more than 465 seconds. [ 1339.231343][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.231383][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.231407][ T32] task:kworker/1:742 state:D stack:0 pid:4955 tgid:4955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.231501][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.231549][ T32] Call trace: [ 1339.231581][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.231629][ T32] r10:82918930 r9:eb595d84 r8:00000002 r7:60000113 r6:eb595d8c r5:853fbc00 [ 1339.231697][ T32] r4:853fbc00 [ 1339.231721][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.231762][ T32] r5:853fbc00 r4:8291892c [ 1339.231805][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.231873][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.231924][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb595e08 [ 1339.231947][ T32] r4:00000000 [ 1339.231967][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.232006][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.232041][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.232083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84946c40 [ 1339.232143][ T32] r4:00000000 [ 1339.232190][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.232241][ T32] r9:83018205 r8:853fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1339.232263][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.232312][ T32] r5:00001000 r4:eb14b000 [ 1339.232331][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.232397][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.232496][ T32] r5:8542878c r4:85428400 [ 1339.232565][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.232677][ T32] r7:ddde2d80 r6:83018200 r5:8542878c r4:853e3f80 [ 1339.232707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.232781][ T32] r10:61c88647 r9:853fbc00 r8:853e3fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.232810][ T32] r4:853e3f80 [ 1339.232845][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.232941][ T32] r10:00000000 r9:853e3f80 r8:8027f5e8 r7:eb591e60 r6:85334e80 r5:853fbc00 [ 1339.232978][ T32] r4:00000001 [ 1339.233063][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.251446][ T32] Exception stack(0xeb595fb0 to 0xeb595ff8) [ 1339.251532][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.251629][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.251661][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.251697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.251744][ T32] r4:84946480 [ 1339.252158][ T32] INFO: task kworker/1:742:4955 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.252219][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.252343][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.252440][ T32] Call trace: [ 1339.252515][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.252628][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.252777][ T32] r4:00000000 [ 1339.252804][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.252861][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.252923][ T32] dd20: b46b2000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.252989][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.253077][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.255497][ T32] r5:80000013 r4:80239bb0 [ 1339.255539][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.255602][ T32] r4:82ac11e4 [ 1339.255624][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.255668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.255739][ T32] r4:e055ddc0 [ 1339.255765][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.255850][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.255949][ T32] r4:00000000 [ 1339.255978][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.256028][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.256154][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.256207][ T32] r5:00001000 r4:ee509000 [ 1339.256261][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.256318][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.256362][ T32] r5:8609478c r4:86094400 [ 1339.256383][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.256453][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.256532][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.256619][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.256645][ T32] r4:84a53d80 [ 1339.256665][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.256711][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.256734][ T32] r4:00000001 [ 1339.256755][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.256791][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.256821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.256849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.256877][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.256906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.256928][ T32] r4:84a51100 [ 1339.256951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.257025][ T32] INFO: task kworker/1:743:4957 blocked for more than 465 seconds. [ 1339.257064][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.257091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.257118][ T32] task:kworker/1:743 state:D stack:0 pid:4957 tgid:4957 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.257199][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.257262][ T32] Call trace: [ 1339.257323][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.257378][ T32] r10:82918930 r9:eb555d84 r8:00000002 r7:60000113 r6:eb555d8c r5:852ba400 [ 1339.257402][ T32] r4:852ba400 [ 1339.257422][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.257462][ T32] r5:852ba400 r4:8291892c [ 1339.257482][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.257574][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.257626][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb555e08 [ 1339.257822][ T32] r4:00000000 [ 1339.257846][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.257886][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.257924][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.258047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84946980 [ 1339.258074][ T32] r4:00000000 [ 1339.258094][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.258139][ T32] r9:83018205 r8:852ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1339.258160][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.258200][ T32] r5:00001000 r4:eb11b000 [ 1339.258219][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.258310][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.258358][ T32] r5:8536ff8c r4:8536fc00 [ 1339.258379][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.258425][ T32] r7:ddde2d80 r6:83018200 r5:8536ff8c r4:848cc000 [ 1339.258445][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.258490][ T32] r10:61c88647 r9:852ba400 r8:848cc02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.258512][ T32] r4:848cc000 [ 1339.258531][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.258576][ T32] r10:00000000 r9:848cc000 r8:8027f5e8 r7:eb595e60 r6:85334f00 r5:852ba400 [ 1339.258621][ T32] r4:00000001 [ 1339.258668][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.258708][ T32] Exception stack(0xeb555fb0 to 0xeb555ff8) [ 1339.258735][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.258764][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.258823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.258893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.258921][ T32] r4:84946480 [ 1339.259376][ T32] INFO: task kworker/1:743:4957 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.259436][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.259562][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.259686][ T32] Call trace: [ 1339.259764][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.259860][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.260022][ T32] r4:00000000 [ 1339.260046][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.260086][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.260115][ T32] dd20: b46b2000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.260192][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.260259][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.260297][ T32] r5:80000013 r4:80239bb0 [ 1339.260320][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.260366][ T32] r4:82ac11e4 [ 1339.260457][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.260574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.260658][ T32] r4:e055ddc0 [ 1339.260683][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.260729][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.260849][ T32] r4:00000000 [ 1339.260981][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.261038][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.261072][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.261119][ T32] r5:00001000 r4:ee509000 [ 1339.261140][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.261181][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.261224][ T32] r5:8609478c r4:86094400 [ 1339.261245][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.261322][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.261348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.261408][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.261434][ T32] r4:84a53d80 [ 1339.261456][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.261504][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.261534][ T32] r4:00000001 [ 1339.261555][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.261610][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.261641][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.261696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.261728][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.261785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.261811][ T32] r4:84a51100 [ 1339.261833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.261859][ T32] INFO: task kworker/0:175:4960 blocked for more than 465 seconds. [ 1339.261889][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.261939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.261963][ T32] task:kworker/0:175 state:D stack:0 pid:4960 tgid:4960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.262018][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.262062][ T32] Call trace: [ 1339.262095][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.262168][ T32] r10:82918930 r9:eb599d84 r8:00000002 r7:60000113 r6:eb599d8c r5:852bd400 [ 1339.262196][ T32] r4:852bd400 [ 1339.262259][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.262309][ T32] r5:852bd400 r4:8291892c [ 1339.262330][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.262372][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.262419][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb599e08 [ 1339.262443][ T32] r4:00000000 [ 1339.262482][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.262533][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.262609][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.262656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9adc0 [ 1339.262702][ T32] r4:00000000 [ 1339.262756][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.262813][ T32] r9:83018005 r8:852bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1339.262867][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.262954][ T32] r5:00001000 r4:eb367000 [ 1339.262988][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.263243][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.285576][ T32] r5:8538138c r4:85381000 [ 1339.285671][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.285778][ T32] r7:dddced80 r6:83018000 r5:8538138c r4:85334f80 [ 1339.285833][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.285912][ T32] r10:61c88647 r9:852bd400 r8:85334fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.285964][ T32] r4:85334f80 [ 1339.286034][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.286090][ T32] r10:00000000 r9:85334f80 r8:8027f5e8 r7:eb4f5e60 r6:8493d000 r5:852bd400 [ 1339.286138][ T32] r4:00000001 [ 1339.286235][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.286288][ T32] Exception stack(0xeb599fb0 to 0xeb599ff8) [ 1339.286322][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.286353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.286380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.286411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.286433][ T32] r4:84a9a440 [ 1339.286852][ T32] INFO: task kworker/0:175:4960 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.286889][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.286986][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.287067][ T32] Call trace: [ 1339.287198][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.287282][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.287310][ T32] r4:00000000 [ 1339.287332][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.287379][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.287410][ T32] dd20: b4943000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.287441][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.287467][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.287495][ T32] r5:80000013 r4:80239bb0 [ 1339.287518][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.287670][ T32] r4:82ac11e4 [ 1339.287723][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.287772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.287796][ T32] r4:e055ddc0 [ 1339.287829][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.287878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.287902][ T32] r4:00000000 [ 1339.287924][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.287973][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.287996][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.288063][ T32] r5:00001000 r4:ee509000 [ 1339.288087][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.288128][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.288276][ T32] r5:8609478c r4:86094400 [ 1339.288305][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.288354][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.288375][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.288422][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.288446][ T32] r4:84a53d80 [ 1339.288516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.288606][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.288635][ T32] r4:00000001 [ 1339.288657][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.288693][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.288721][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.288751][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.288779][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.288834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.288861][ T32] r4:84a51100 [ 1339.288906][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.289077][ T32] INFO: task kworker/1:744:4963 blocked for more than 465 seconds. [ 1339.289130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.289162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.289184][ T32] task:kworker/1:744 state:D stack:0 pid:4963 tgid:4963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.289232][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.289304][ T32] Call trace: [ 1339.289340][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.289389][ T32] r10:82918930 r9:eb5a9d84 r8:00000002 r7:60000113 r6:eb5a9d8c r5:852bec00 [ 1339.289414][ T32] r4:852bec00 [ 1339.289434][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.289473][ T32] r5:852bec00 r4:8291892c [ 1339.289494][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.289539][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.289588][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a9e08 [ 1339.289611][ T32] r4:00000000 [ 1339.289655][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.289705][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.289743][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.289785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84946b40 [ 1339.289834][ T32] r4:00000000 [ 1339.289857][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.289904][ T32] r9:83018205 r8:852bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1339.289926][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.289968][ T32] r5:00001000 r4:eb133000 [ 1339.289993][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.290050][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.290119][ T32] r5:8542838c r4:85428000 [ 1339.290142][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.290187][ T32] r7:ddde2d80 r6:83018200 r5:8542838c r4:848cc080 [ 1339.290208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.290271][ T32] r10:61c88647 r9:852bec00 r8:848cc0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.290347][ T32] r4:848cc080 [ 1339.290371][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.290470][ T32] r10:00000000 r9:848cc080 r8:8027f5e8 r7:eb595e60 r6:8493d080 r5:852bec00 [ 1339.290520][ T32] r4:00000001 [ 1339.290558][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.290597][ T32] Exception stack(0xeb5a9fb0 to 0xeb5a9ff8) [ 1339.290649][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.290683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.290710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.290807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.290834][ T32] r4:849469c0 [ 1339.291170][ T32] INFO: task kworker/1:744:4963 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.291206][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.291262][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.291312][ T32] Call trace: [ 1339.291381][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.291441][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.291485][ T32] r4:00000000 [ 1339.291509][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.291548][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.291578][ T32] dd20: b4943000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.291624][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.291653][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.291705][ T32] r5:80000013 r4:80239bb0 [ 1339.291728][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.291769][ T32] r4:82ac11e4 [ 1339.291790][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.291831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.291854][ T32] r4:e055ddc0 [ 1339.291873][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.291914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.291936][ T32] r4:00000000 [ 1339.291955][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.292023][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.292122][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.292170][ T32] r5:00001000 r4:ee509000 [ 1339.292192][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.292262][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.292328][ T32] r5:8609478c r4:86094400 [ 1339.292362][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.292435][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.292473][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.292563][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.292597][ T32] r4:84a53d80 [ 1339.292690][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.292743][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.292768][ T32] r4:00000001 [ 1339.292788][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.292821][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.292848][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.292906][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.292967][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.311637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.311747][ T32] r4:84a51100 [ 1339.311779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.311835][ T32] INFO: task kworker/1:745:4965 blocked for more than 465 seconds. [ 1339.311874][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.311926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.311953][ T32] task:kworker/1:745 state:D stack:0 pid:4965 tgid:4965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.312029][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.312133][ T32] Call trace: [ 1339.312230][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.312295][ T32] r10:82918930 r9:eb5b1d84 r8:00000002 r7:60000113 r6:eb5b1d8c r5:852b8c00 [ 1339.312318][ T32] r4:852b8c00 [ 1339.312339][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.312404][ T32] r5:852b8c00 r4:8291892c [ 1339.312430][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.312517][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.312626][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 [ 1339.312678][ T32] r4:00000000 [ 1339.312729][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.312827][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.312901][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.312986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84946f40 [ 1339.318750][ T32] r4:00000000 [ 1339.318916][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.319019][ T32] r9:83018205 r8:852b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1339.319065][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.319167][ T32] r5:00001000 r4:eb337000 [ 1339.319217][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.319274][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.319320][ T32] r5:85428f8c r4:85428c00 [ 1339.319351][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.319449][ T32] r7:ddde2d80 r6:83018200 r5:85428f8c r4:848cc100 [ 1339.319481][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.319545][ T32] r10:61c88647 r9:852b8c00 r8:848cc12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.319599][ T32] r4:848cc100 [ 1339.319627][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.319686][ T32] r10:00000000 r9:848cc100 r8:8027f5e8 r7:eb595e60 r6:8493d100 r5:852b8c00 [ 1339.319712][ T32] r4:00000001 [ 1339.319765][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.319808][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 1339.319865][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.319901][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.319930][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.320007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.320049][ T32] r4:849469c0 [ 1339.320521][ T32] INFO: task kworker/1:745:4965 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.320604][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.320715][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.320766][ T32] Call trace: [ 1339.320831][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.320887][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.320912][ T32] r4:00000000 [ 1339.320937][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.320979][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.321013][ T32] dd20: b4cda000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.321045][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.321071][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.321094][ T32] r5:80000013 r4:80239bb0 [ 1339.321114][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.321154][ T32] r4:82ac11e4 [ 1339.321197][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.321244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.321271][ T32] r4:e055ddc0 [ 1339.321293][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.321338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.321360][ T32] r4:00000000 [ 1339.321379][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.321424][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.321450][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.321496][ T32] r5:00001000 r4:ee509000 [ 1339.321518][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.321557][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.321599][ T32] r5:8609478c r4:86094400 [ 1339.321655][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.321717][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.321742][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.321790][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.321814][ T32] r4:84a53d80 [ 1339.321857][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.321906][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.321929][ T32] r4:00000001 [ 1339.321982][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.322021][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.322049][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.322081][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.322108][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.322223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.322273][ T32] r4:84a51100 [ 1339.322299][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.322329][ T32] INFO: task kworker/1:746:4966 blocked for more than 465 seconds. [ 1339.322364][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.322390][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.322411][ T32] task:kworker/1:746 state:D stack:0 pid:4966 tgid:4966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.322471][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.322654][ T32] Call trace: [ 1339.322689][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.322758][ T32] r10:82918930 r9:eb59dd84 r8:00000002 r7:60000013 r6:eb59dd8c r5:853f8c00 [ 1339.322784][ T32] r4:853f8c00 [ 1339.322820][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.322885][ T32] r5:853f8c00 r4:8291892c [ 1339.322926][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.323003][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.335861][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 [ 1339.335959][ T32] r4:00000000 [ 1339.336010][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.336197][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.336246][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.336300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84946d00 [ 1339.336324][ T32] r4:00000000 [ 1339.336414][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.336499][ T32] r9:83018205 r8:853f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1339.336552][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.336639][ T32] r5:00001000 r4:eb161000 [ 1339.336664][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.336708][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.336756][ T32] r5:85428b8c r4:85428800 [ 1339.336778][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.336829][ T32] r7:ddde2d80 r6:83018200 r5:85428b8c r4:848cc180 [ 1339.336924][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.336979][ T32] r10:61c88647 r9:853f8c00 r8:848cc1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.337006][ T32] r4:848cc180 [ 1339.337028][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.337078][ T32] r10:00000000 r9:848cc180 r8:8027f5e8 r7:eb5b1e60 r6:848cc200 r5:853f8c00 [ 1339.337103][ T32] r4:00000001 [ 1339.337161][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.337204][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1339.337262][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.337320][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.337353][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.337386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.337433][ T32] r4:84946d80 [ 1339.337858][ T32] INFO: task kworker/1:746:4966 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.337894][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.338006][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.338059][ T32] Call trace: [ 1339.338093][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.338156][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.338206][ T32] r4:00000000 [ 1339.338280][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.338328][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.338405][ T32] dd20: b50b0000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.338446][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.338472][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.338496][ T32] r5:80000013 r4:80239bb0 [ 1339.338541][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.338588][ T32] r4:82ac11e4 [ 1339.338611][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.338656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.338707][ T32] r4:e055ddc0 [ 1339.338731][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.338775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.338799][ T32] r4:00000000 [ 1339.338819][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.338888][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.338914][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.338978][ T32] r5:00001000 r4:ee509000 [ 1339.339001][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.339044][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.339098][ T32] r5:8609478c r4:86094400 [ 1339.339121][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.339170][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.339191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.339284][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.339313][ T32] r4:84a53d80 [ 1339.339335][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.339414][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.339444][ T32] r4:00000001 [ 1339.339493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.339546][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.339578][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.339704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.339873][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.339907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.339930][ T32] r4:84a51100 [ 1339.339990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.340056][ T32] INFO: task kworker/1:747:4969 blocked for more than 465 seconds. [ 1339.340120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.340151][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.340172][ T32] task:kworker/1:747 state:D stack:0 pid:4969 tgid:4969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.340219][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.340302][ T32] Call trace: [ 1339.340338][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.340387][ T32] r10:82918930 r9:eb5b5d84 r8:00000002 r7:60000013 r6:eb5b5d8c r5:853fc800 [ 1339.340411][ T32] r4:853fc800 [ 1339.340431][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.340521][ T32] r5:853fc800 r4:8291892c [ 1339.340563][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.340616][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.340663][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b5e08 [ 1339.340687][ T32] r4:00000000 [ 1339.340706][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.340743][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.340781][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.340895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84946700 [ 1339.340922][ T32] r4:00000000 [ 1339.340965][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.341015][ T32] r9:83018205 r8:853fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1339.341080][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.341134][ T32] r5:00001000 r4:eb345000 [ 1339.341154][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.341198][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.341256][ T32] r5:8542938c r4:85429000 [ 1339.341309][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.341358][ T32] r7:ddde2d80 r6:83018200 r5:8542938c r4:848cc280 [ 1339.341381][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.341524][ T32] r10:61c88647 r9:853fc800 r8:848cc2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.341575][ T32] r4:848cc280 [ 1339.341598][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.341644][ T32] r10:00000000 r9:848cc280 r8:8027f5e8 r7:eb5b1e60 r6:848cc300 r5:853fc800 [ 1339.341688][ T32] r4:00000001 [ 1339.341711][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.341747][ T32] Exception stack(0xeb5b5fb0 to 0xeb5b5ff8) [ 1339.341787][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.341819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.341846][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.341876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.341994][ T32] r4:84946c00 [ 1339.342280][ T32] INFO: task kworker/1:747:4969 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.342313][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.342369][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.342479][ T32] Call trace: [ 1339.342519][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.342575][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.342599][ T32] r4:00000000 [ 1339.342618][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.342655][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.342683][ T32] dd20: b50b0000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.342739][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.342769][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.342847][ T32] r5:80000013 r4:80239bb0 [ 1339.342921][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.343042][ T32] r4:82ac11e4 [ 1339.366620][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.366724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.366754][ T32] r4:e055ddc0 [ 1339.366775][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.366821][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.366857][ T32] r4:00000000 [ 1339.366891][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.366944][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.366966][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.367011][ T32] r5:00001000 r4:ee509000 [ 1339.367032][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.367074][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.367116][ T32] r5:8609478c r4:86094400 [ 1339.367148][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.367201][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.367272][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.367402][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.367499][ T32] r4:84a53d80 [ 1339.367525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.367574][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.367622][ T32] r4:00000001 [ 1339.367646][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.367708][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.367793][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.367844][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.367883][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.367987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.368015][ T32] r4:84a51100 [ 1339.368048][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.368090][ T32] INFO: task kworker/1:748:4972 blocked for more than 465 seconds. [ 1339.368127][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.368176][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.368201][ T32] task:kworker/1:748 state:D stack:0 pid:4972 tgid:4972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.368306][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.368428][ T32] Call trace: [ 1339.368535][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.368592][ T32] r10:82918930 r9:eb5b9d84 r8:00000002 r7:60000013 r6:eb5b9d8c r5:853fd400 [ 1339.368618][ T32] r4:853fd400 [ 1339.368686][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.368734][ T32] r5:853fd400 r4:8291892c [ 1339.368767][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.368812][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.368862][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1339.368980][ T32] r4:00000000 [ 1339.369004][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.369068][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.369109][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.369164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d7fc0 [ 1339.369190][ T32] r4:00000000 [ 1339.369214][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.369264][ T32] r9:83018205 r8:853fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1339.369317][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.369388][ T32] r5:00001000 r4:eb353000 [ 1339.369413][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.369455][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.369499][ T32] r5:8542978c r4:85429400 [ 1339.369560][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.369611][ T32] r7:ddde2d80 r6:83018200 r5:8542978c r4:848cc380 [ 1339.369633][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.369680][ T32] r10:61c88647 r9:853fd400 r8:848cc3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.369703][ T32] r4:848cc380 [ 1339.369723][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.369767][ T32] r10:00000000 r9:848cc380 r8:8027f5e8 r7:eb5b5e60 r6:848cc400 r5:853fd400 [ 1339.369822][ T32] r4:00000001 [ 1339.369846][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.369907][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 1339.369938][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.369972][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.370015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.370062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.370089][ T32] r4:84946f00 [ 1339.370522][ T32] INFO: task kworker/1:748:4972 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.370557][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.370642][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.370690][ T32] Call trace: [ 1339.370720][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.370767][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.370815][ T32] r4:00000000 [ 1339.370838][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.370925][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.370957][ T32] dd20: b54d5000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.371037][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.371138][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.371329][ T32] r5:80000013 r4:80239bb0 [ 1339.371364][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.371409][ T32] r4:82ac11e4 [ 1339.371452][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.371498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.371521][ T32] r4:e055ddc0 [ 1339.371559][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.371606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.371630][ T32] r4:00000000 [ 1339.371742][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.371794][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.371850][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.371921][ T32] r5:00001000 r4:ee509000 [ 1339.372037][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.372145][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.372192][ T32] r5:8609478c r4:86094400 [ 1339.372213][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.372261][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.372482][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.372655][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.372684][ T32] r4:84a53d80 [ 1339.372712][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.373083][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.385708][ T32] r4:00000001 [ 1339.385765][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.385830][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.385938][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.385974][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.386004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.386036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.386059][ T32] r4:84a51100 [ 1339.386100][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.386142][ T32] INFO: task kworker/1:749:4973 blocked for more than 465 seconds. [ 1339.386230][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.386284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.386334][ T32] task:kworker/1:749 state:D stack:0 pid:4973 tgid:4973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.386399][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.386529][ T32] Call trace: [ 1339.386631][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.386685][ T32] r10:82918930 r9:eb5bdd84 r8:00000002 r7:60000013 r6:eb5bdd8c r5:853fe000 [ 1339.386712][ T32] r4:853fe000 [ 1339.386733][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.386796][ T32] r5:853fe000 r4:8291892c [ 1339.386822][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.386863][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.386910][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5bde08 [ 1339.386933][ T32] r4:00000000 [ 1339.386952][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.386990][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.387029][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.387072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138140 [ 1339.387095][ T32] r4:00000000 [ 1339.387176][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.387228][ T32] r9:83018205 r8:853fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.387255][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.387367][ T32] r5:00001000 r4:eb375000 [ 1339.387392][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.387434][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.387475][ T32] r5:85429b8c r4:85429800 [ 1339.387506][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.387581][ T32] r7:ddde2d80 r6:83018200 r5:85429b8c r4:848cc480 [ 1339.387726][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.387776][ T32] r10:61c88647 r9:853fe000 r8:848cc4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.387825][ T32] r4:848cc480 [ 1339.387872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.387948][ T32] r10:00000000 r9:848cc480 r8:8027f5e8 r7:eb5b9e60 r6:848cc500 r5:853fe000 [ 1339.387974][ T32] r4:00000001 [ 1339.387994][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.388029][ T32] Exception stack(0xeb5bdfb0 to 0xeb5bdff8) [ 1339.388056][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.388084][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.388112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.388141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.388193][ T32] r4:84946f00 [ 1339.388763][ T32] INFO: task kworker/1:749:4973 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.388806][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.388867][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.389004][ T32] Call trace: [ 1339.389134][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.389258][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.389290][ T32] r4:00000000 [ 1339.389311][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.389351][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.389441][ T32] dd20: b54d5000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.389474][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.389690][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.389719][ T32] r5:80000013 r4:80239bb0 [ 1339.389855][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.389937][ T32] r4:82ac11e4 [ 1339.389962][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.390008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.390036][ T32] r4:e055ddc0 [ 1339.390058][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.390101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.390233][ T32] r4:00000000 [ 1339.390257][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.390311][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.390332][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.390376][ T32] r5:00001000 r4:ee509000 [ 1339.390396][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.390434][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.390479][ T32] r5:8609478c r4:86094400 [ 1339.390578][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.390630][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.390652][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.390699][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.390723][ T32] r4:84a53d80 [ 1339.390744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.390791][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.390842][ T32] r4:00000001 [ 1339.390866][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.390902][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.390930][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.390962][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.390990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.391020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.391059][ T32] r4:84a51100 [ 1339.391083][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.391112][ T32] INFO: task kworker/1:750:4976 blocked for more than 465 seconds. [ 1339.391157][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.391345][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.391390][ T32] task:kworker/1:750 state:D stack:0 pid:4976 tgid:4976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.391491][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.391534][ T32] Call trace: [ 1339.391625][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.391672][ T32] r10:82918930 r9:eb5c5d84 r8:00000002 r7:60000113 r6:eb5c5d8c r5:85400000 [ 1339.391695][ T32] r4:85400000 [ 1339.391715][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.391754][ T32] r5:85400000 r4:8291892c [ 1339.391992][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.392228][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.392435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c5e08 [ 1339.392476][ T32] r4:00000000 [ 1339.392526][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.392592][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.392678][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.392728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851386c0 [ 1339.392752][ T32] r4:00000000 [ 1339.392772][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.392818][ T32] r9:83018205 r8:85400000 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1339.392860][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.392955][ T32] r5:00001000 r4:dfa67000 [ 1339.392983][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.393025][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.413786][ T32] r5:8542a38c r4:8542a000 [ 1339.413834][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.413916][ T32] r7:ddde2d80 r6:83018200 r5:8542a38c r4:848cc580 [ 1339.413942][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.413999][ T32] r10:61c88647 r9:85400000 r8:848cc5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.414027][ T32] r4:848cc580 [ 1339.414052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.414108][ T32] r10:00000000 r9:848cc580 r8:8027f5e8 r7:eb5bde60 r6:848cc600 r5:85400000 [ 1339.414135][ T32] r4:00000001 [ 1339.414158][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.414236][ T32] Exception stack(0xeb5c5fb0 to 0xeb5c5ff8) [ 1339.414281][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.414318][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.414399][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.414445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.414497][ T32] r4:85138100 [ 1339.414942][ T32] INFO: task kworker/1:750:4976 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.414993][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.415097][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.415155][ T32] Call trace: [ 1339.415288][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.415352][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.415380][ T32] r4:00000000 [ 1339.415476][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.415565][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.415602][ T32] dd20: b57c9000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.415638][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.415667][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.415694][ T32] r5:80000013 r4:80239bb0 [ 1339.415722][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.415768][ T32] r4:82ac11e4 [ 1339.415790][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.415859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.415945][ T32] r4:e055ddc0 [ 1339.415971][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.416018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.416101][ T32] r4:00000000 [ 1339.416126][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.416179][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.416202][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.416248][ T32] r5:00001000 r4:ee509000 [ 1339.416278][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.416323][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.416368][ T32] r5:8609478c r4:86094400 [ 1339.416391][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.416439][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.416480][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.416577][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.416611][ T32] r4:84a53d80 [ 1339.416633][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.416706][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.416741][ T32] r4:00000001 [ 1339.416788][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.416828][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.416881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.416914][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.416966][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.417029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.417129][ T32] r4:84a51100 [ 1339.417171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.417227][ T32] INFO: task kworker/1:751:4977 blocked for more than 465 seconds. [ 1339.417273][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.417302][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.417324][ T32] task:kworker/1:751 state:D stack:0 pid:4977 tgid:4977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.417395][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.417443][ T32] Call trace: [ 1339.417476][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.417561][ T32] r10:82918930 r9:eb5c9d84 r8:00000002 r7:60000013 r6:eb5c9d8c r5:85400c00 [ 1339.417590][ T32] r4:85400c00 [ 1339.417611][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.417654][ T32] r5:85400c00 r4:8291892c [ 1339.417675][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.417716][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.417763][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c9e08 [ 1339.417787][ T32] r4:00000000 [ 1339.417807][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.417847][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.417895][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.418001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851385c0 [ 1339.418028][ T32] r4:00000000 [ 1339.418048][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.418097][ T32] r9:83018205 r8:85400c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1339.418120][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.418165][ T32] r5:00001000 r4:eb383000 [ 1339.418185][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.418269][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.418321][ T32] r5:85429f8c r4:85429c00 [ 1339.418342][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.418389][ T32] r7:ddde2d80 r6:83018200 r5:85429f8c r4:848cc680 [ 1339.418457][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.418546][ T32] r10:61c88647 r9:85400c00 r8:848cc6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.418572][ T32] r4:848cc680 [ 1339.418593][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.418642][ T32] r10:00000000 r9:848cc680 r8:8027f5e8 r7:eb5c5e60 r6:848cc700 r5:85400c00 [ 1339.418666][ T32] r4:00000001 [ 1339.418723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.418773][ T32] Exception stack(0xeb5c9fb0 to 0xeb5c9ff8) [ 1339.418804][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.418833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.418860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.418923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.418950][ T32] r4:85138100 [ 1339.419210][ T32] INFO: task kworker/1:751:4977 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.419256][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.419346][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.419425][ T32] Call trace: [ 1339.419475][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.419551][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.419579][ T32] r4:00000000 [ 1339.419599][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.419661][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.419863][ T32] dd20: b57c9000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.419962][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.419995][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.420042][ T32] r5:80000013 r4:80239bb0 [ 1339.420177][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.420262][ T32] r4:82ac11e4 [ 1339.420298][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.420353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.420548][ T32] r4:e055ddc0 [ 1339.420596][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.420649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.420689][ T32] r4:00000000 [ 1339.420715][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.420765][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.420789][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.420845][ T32] r5:00001000 r4:ee509000 [ 1339.420871][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.420937][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.420989][ T32] r5:8609478c r4:86094400 [ 1339.421015][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.421067][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.421090][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.421161][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.421190][ T32] r4:84a53d80 [ 1339.421210][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.421259][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.421340][ T32] r4:00000001 [ 1339.421368][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.421430][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.421471][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.421505][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.421543][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.421575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.421598][ T32] r4:84a51100 [ 1339.421621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.421646][ T32] INFO: task kworker/0:176:4978 blocked for more than 465 seconds. [ 1339.421709][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.421738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.421760][ T32] task:kworker/0:176 state:D stack:0 pid:4978 tgid:4978 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.421806][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.421976][ T32] Call trace: [ 1339.422013][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.422062][ T32] r10:82918930 r9:eb5cdd84 r8:00000002 r7:60000113 r6:eb5cdd8c r5:85401800 [ 1339.422087][ T32] r4:85401800 [ 1339.422108][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.422149][ T32] r5:85401800 r4:8291892c [ 1339.422169][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.422209][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.422258][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 1339.422340][ T32] r4:00000000 [ 1339.422364][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.422483][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.422532][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.422577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9afc0 [ 1339.422600][ T32] r4:00000000 [ 1339.422625][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.422673][ T32] r9:83018005 r8:85401800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1339.422731][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.422779][ T32] r5:00001000 r4:e049f000 [ 1339.422799][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.422870][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.422967][ T32] r5:85381b8c r4:85381800 [ 1339.422993][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.423040][ T32] r7:dddced80 r6:83018000 r5:85381b8c r4:8493d180 [ 1339.423114][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.454658][ T32] r10:61c88647 r9:85401800 r8:8493d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.454724][ T32] r4:8493d180 [ 1339.454761][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.454847][ T32] r10:00000000 r9:8493d180 r8:8027f5e8 r7:eb4f5e60 r6:848cc780 r5:85401800 [ 1339.454878][ T32] r4:00000001 [ 1339.454905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.454965][ T32] Exception stack(0xeb5cdfb0 to 0xeb5cdff8) [ 1339.455005][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.455045][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.455081][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.455159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.455217][ T32] r4:84a9ac40 [ 1339.455690][ T32] INFO: task kworker/0:176:4978 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.455730][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.455863][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.455922][ T32] Call trace: [ 1339.456050][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.456140][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.456171][ T32] r4:00000000 [ 1339.456410][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.456487][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.456552][ T32] dd20: b5d0e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.456751][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.456861][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.456892][ T32] r5:80000013 r4:80239bb0 [ 1339.456915][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.456962][ T32] r4:82ac11e4 [ 1339.456986][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.457032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.457081][ T32] r4:e055ddc0 [ 1339.457207][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.457259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.457297][ T32] r4:00000000 [ 1339.457319][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.457371][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.457395][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.457441][ T32] r5:00001000 r4:ee509000 [ 1339.457492][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.457592][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.457650][ T32] r5:8609478c r4:86094400 [ 1339.457706][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.457789][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.457834][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.457949][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.457984][ T32] r4:84a53d80 [ 1339.458167][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.458225][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.458287][ T32] r4:00000001 [ 1339.458310][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.458349][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.458380][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.458484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.458518][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.458619][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.458672][ T32] r4:84a51100 [ 1339.458704][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.458753][ T32] INFO: task kworker/1:752:4980 blocked for more than 465 seconds. [ 1339.458792][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.458822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.458845][ T32] task:kworker/1:752 state:D stack:0 pid:4980 tgid:4980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.458930][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.458978][ T32] Call trace: [ 1339.459013][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.459096][ T32] r10:82918930 r9:eb4ddd84 r8:00000002 r7:60000113 r6:eb4ddd8c r5:85403c00 [ 1339.459125][ T32] r4:85403c00 [ 1339.459147][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.459189][ T32] r5:85403c00 r4:8291892c [ 1339.459235][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.459288][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.459401][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4dde08 [ 1339.459429][ T32] r4:00000000 [ 1339.459601][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.459647][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.459684][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.459726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138c40 [ 1339.459803][ T32] r4:00000000 [ 1339.459848][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.459934][ T32] r9:83018205 r8:85403c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1339.459972][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.460019][ T32] r5:00001000 r4:e87fd000 [ 1339.460040][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.460082][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.460124][ T32] r5:8542ab8c r4:8542a800 [ 1339.460144][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.460188][ T32] r7:ddde2d80 r6:83018200 r5:8542ab8c r4:848cc800 [ 1339.460234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.460288][ T32] r10:61c88647 r9:85403c00 r8:848cc82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.460312][ T32] r4:848cc800 [ 1339.460331][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.460400][ T32] r10:00000000 r9:848cc800 r8:8027f5e8 r7:eb5c5e60 r6:848cc880 r5:85403c00 [ 1339.460427][ T32] r4:00000001 [ 1339.460457][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.460548][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) [ 1339.460595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.460628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.460678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.460744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.460769][ T32] r4:851384c0 [ 1339.461079][ T32] INFO: task kworker/1:752:4980 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.461134][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.461195][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.461271][ T32] Call trace: [ 1339.461306][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.461355][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.461382][ T32] r4:00000000 [ 1339.461403][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.461441][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.461469][ T32] dd20: b5d0e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.461500][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.461601][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.461630][ T32] r5:80000013 r4:80239bb0 [ 1339.461651][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.461739][ T32] r4:82ac11e4 [ 1339.461762][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.461808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.461832][ T32] r4:e055ddc0 [ 1339.461853][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.461984][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.462192][ T32] r4:00000000 [ 1339.462215][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.462263][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.462289][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.462334][ T32] r5:00001000 r4:ee509000 [ 1339.462354][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.462393][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.462472][ T32] r5:8609478c r4:86094400 [ 1339.462495][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.462546][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.462567][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.462612][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.462658][ T32] r4:84a53d80 [ 1339.462761][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.462844][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.462898][ T32] r4:00000001 [ 1339.462940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.486665][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.486797][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.486862][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.486924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.486993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.487022][ T32] r4:84a51100 [ 1339.487070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.487106][ T32] INFO: task kworker/1:753:4984 blocked for more than 466 seconds. [ 1339.487149][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.487177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.487201][ T32] task:kworker/1:753 state:D stack:0 pid:4984 tgid:4984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.487262][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.487422][ T32] Call trace: [ 1339.487493][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.487552][ T32] r10:82918930 r9:eb5d1d84 r8:00000002 r7:60000113 r6:eb5d1d8c r5:85404800 [ 1339.487578][ T32] r4:85404800 [ 1339.487602][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.487646][ T32] r5:85404800 r4:8291892c [ 1339.487667][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.487710][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.487773][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d1e08 [ 1339.487801][ T32] r4:00000000 [ 1339.487857][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.487902][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.487949][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.488001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851389c0 [ 1339.488027][ T32] r4:00000000 [ 1339.488049][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.488102][ T32] r9:83018205 r8:85404800 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1339.488125][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.488170][ T32] r5:00001000 r4:e0395000 [ 1339.488193][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.488262][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.488318][ T32] r5:8542a78c r4:8542a400 [ 1339.488342][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.488394][ T32] r7:ddde2d80 r6:83018200 r5:8542a78c r4:848cc900 [ 1339.488417][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.488500][ T32] r10:61c88647 r9:85404800 r8:848cc92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.488549][ T32] r4:848cc900 [ 1339.488606][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.488667][ T32] r10:00000000 r9:848cc900 r8:8027f5e8 r7:eb4dde60 r6:848cc980 r5:85404800 [ 1339.488693][ T32] r4:00000001 [ 1339.488714][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.488751][ T32] Exception stack(0xeb5d1fb0 to 0xeb5d1ff8) [ 1339.488777][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.488806][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.488862][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.488895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.488941][ T32] r4:85138840 [ 1339.489369][ T32] INFO: task kworker/1:753:4984 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.489433][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.489539][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.489618][ T32] Call trace: [ 1339.489707][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.489762][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.489946][ T32] r4:00000000 [ 1339.490189][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.490259][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.490298][ T32] dd20: b6053000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.490330][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.490356][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.490382][ T32] r5:80000013 r4:80239bb0 [ 1339.490404][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.490447][ T32] r4:82ac11e4 [ 1339.490492][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.490544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.490569][ T32] r4:e055ddc0 [ 1339.490590][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.490653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.490703][ T32] r4:00000000 [ 1339.490740][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.490812][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.490836][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.490880][ T32] r5:00001000 r4:ee509000 [ 1339.490901][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.490954][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.491001][ T32] r5:8609478c r4:86094400 [ 1339.491026][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.491074][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.491095][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.491143][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.491171][ T32] r4:84a53d80 [ 1339.491249][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.491310][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.491336][ T32] r4:00000001 [ 1339.491357][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.491395][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.491449][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.491483][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.491511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.491584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.491612][ T32] r4:84a51100 [ 1339.491635][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.491661][ T32] INFO: task kworker/1:754:4986 blocked for more than 466 seconds. [ 1339.491689][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.491713][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.491733][ T32] task:kworker/1:754 state:D stack:0 pid:4986 tgid:4986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.491778][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.491881][ T32] Call trace: [ 1339.491917][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.491963][ T32] r10:82918930 r9:eb5d9d84 r8:00000002 r7:60000013 r6:eb5d9d8c r5:85403000 [ 1339.491986][ T32] r4:85403000 [ 1339.492006][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.492045][ T32] r5:85403000 r4:8291892c [ 1339.492065][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.492124][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.492175][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d9e08 [ 1339.492234][ T32] r4:00000000 [ 1339.492257][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.492393][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.492527][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.492637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138040 [ 1339.492688][ T32] r4:00000000 [ 1339.492712][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.492759][ T32] r9:83018205 r8:85403000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1339.492791][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.492848][ T32] r5:00001000 r4:eaa7f000 [ 1339.492877][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.492956][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.501168][ T32] r5:8542b38c r4:8542b000 [ 1339.501285][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.501365][ T32] r7:ddde2d80 r6:83018200 r5:8542b38c r4:848cca00 [ 1339.501414][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.501540][ T32] r10:61c88647 r9:85403000 r8:848cca2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.501570][ T32] r4:848cca00 [ 1339.501591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.501653][ T32] r10:00000000 r9:848cca00 r8:8027f5e8 r7:eb4dde60 r6:848cca80 r5:85403000 [ 1339.501679][ T32] r4:00000001 [ 1339.501700][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.501738][ T32] Exception stack(0xeb5d9fb0 to 0xeb5d9ff8) [ 1339.501770][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.501849][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.502751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.502787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.502811][ T32] r4:85138a40 [ 1339.516965][ T32] INFO: task kworker/1:754:4986 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.517089][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.517260][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.517339][ T32] Call trace: [ 1339.517449][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.517675][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.517707][ T32] r4:00000000 [ 1339.517729][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.517821][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.517881][ T32] dd20: b648e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.517915][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.517944][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.517970][ T32] r5:80000013 r4:80239bb0 [ 1339.517992][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.518059][ T32] r4:82ac11e4 [ 1339.518084][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.518152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.518179][ T32] r4:e055ddc0 [ 1339.518281][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.518433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.518462][ T32] r4:00000000 [ 1339.518483][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.518533][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.518557][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.518602][ T32] r5:00001000 r4:ee509000 [ 1339.518648][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.518691][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.518750][ T32] r5:8609478c r4:86094400 [ 1339.518774][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.518846][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.518872][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.518943][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.519031][ T32] r4:84a53d80 [ 1339.519069][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.519337][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.519364][ T32] r4:00000001 [ 1339.519386][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.519422][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.519462][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.519556][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.519612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.519644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.519722][ T32] r4:84a51100 [ 1339.519821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.519890][ T32] INFO: task kworker/0:177:4988 blocked for more than 466 seconds. [ 1339.519927][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.519953][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.519974][ T32] task:kworker/0:177 state:D stack:0 pid:4988 tgid:4988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.520058][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.520168][ T32] Call trace: [ 1339.520205][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.520255][ T32] r10:82918930 r9:eb5c1d84 r8:00000002 r7:60000113 r6:eb5c1d8c r5:849f8c00 [ 1339.520283][ T32] r4:849f8c00 [ 1339.520304][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.520346][ T32] r5:849f8c00 r4:8291892c [ 1339.520380][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.520424][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.520505][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1339.520553][ T32] r4:00000000 [ 1339.520589][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.520640][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.520718][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.520784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85159040 [ 1339.520808][ T32] r4:00000000 [ 1339.520828][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.520878][ T32] r9:83018005 r8:849f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1339.520928][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.521075][ T32] r5:00001000 r4:eafe3000 [ 1339.521099][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.521173][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.521264][ T32] r5:85381f8c r4:85381c00 [ 1339.521321][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.521402][ T32] r7:dddced80 r6:83018000 r5:85381f8c r4:8493d200 [ 1339.521425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.521473][ T32] r10:61c88647 r9:849f8c00 r8:8493d22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.521496][ T32] r4:8493d200 [ 1339.521516][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.521567][ T32] r10:00000000 r9:8493d200 r8:8027f5e8 r7:eb4f5e60 r6:8493d280 r5:849f8c00 [ 1339.521716][ T32] r4:00000001 [ 1339.521741][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.521801][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1339.521833][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.521864][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.521891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.521920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.521953][ T32] r4:84a9ad40 [ 1339.522291][ T32] INFO: task kworker/0:177:4988 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.522324][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.522409][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.522507][ T32] Call trace: [ 1339.522546][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.522619][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.522648][ T32] r4:00000000 [ 1339.522669][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.522733][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.522765][ T32] dd20: b648e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.522796][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.522845][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.522897][ T32] r5:80000013 r4:80239bb0 [ 1339.522969][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.523012][ T32] r4:82ac11e4 [ 1339.523031][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.534621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.534707][ T32] r4:e055ddc0 [ 1339.534736][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.534799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.534823][ T32] r4:00000000 [ 1339.534843][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.534891][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.534912][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.534981][ T32] r5:00001000 r4:ee509000 [ 1339.535006][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.535048][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.535090][ T32] r5:8609478c r4:86094400 [ 1339.535110][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.535156][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.535177][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.535222][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.535260][ T32] r4:84a53d80 [ 1339.535293][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.535342][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.535365][ T32] r4:00000001 [ 1339.535384][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.535420][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.535449][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.535508][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.535539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.535570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.535595][ T32] r4:84a51100 [ 1339.535618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.535646][ T32] INFO: task kworker/1:755:4990 blocked for more than 466 seconds. [ 1339.535679][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.535705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.535725][ T32] task:kworker/1:755 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.535809][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.535889][ T32] Call trace: [ 1339.535924][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.535976][ T32] r10:82918930 r9:eb5a1d84 r8:00000002 r7:60000113 r6:eb5a1d8c r5:849f8000 [ 1339.535999][ T32] r4:849f8000 [ 1339.536019][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.536081][ T32] r5:849f8000 r4:8291892c [ 1339.536105][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.536145][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.536191][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5a1e08 [ 1339.536248][ T32] r4:00000000 [ 1339.536271][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.536341][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.536381][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.536435][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138e40 [ 1339.536475][ T32] r4:00000000 [ 1339.536517][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.536599][ T32] r9:83018205 r8:849f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1339.536633][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.536677][ T32] r5:00001000 r4:ea9c3000 [ 1339.536697][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.536735][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.536775][ T32] r5:8542af8c r4:8542ac00 [ 1339.536796][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.536840][ T32] r7:ddde2d80 r6:83018200 r5:8542af8c r4:848ccb00 [ 1339.536861][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.536906][ T32] r10:61c88647 r9:849f8000 r8:848ccb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.536928][ T32] r4:848ccb00 [ 1339.536973][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.537046][ T32] r10:00000000 r9:848ccb00 r8:8027f5e8 r7:eb5d9e60 r6:8493d300 r5:849f8000 [ 1339.537074][ T32] r4:00000001 [ 1339.537095][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.537134][ T32] Exception stack(0xeb5a1fb0 to 0xeb5a1ff8) [ 1339.537161][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.537190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.537286][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.537320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.537343][ T32] r4:85138cc0 [ 1339.537734][ T32] INFO: task kworker/1:755:4990 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.537837][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.537898][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.537941][ T32] Call trace: [ 1339.538022][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.538081][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.538108][ T32] r4:00000000 [ 1339.538128][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.538179][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.538210][ T32] dd20: b648e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.538282][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.538315][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.538344][ T32] r5:80000013 r4:80239bb0 [ 1339.538366][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.538406][ T32] r4:82ac11e4 [ 1339.538450][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.538515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.538541][ T32] r4:e055ddc0 [ 1339.538561][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.538627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.538660][ T32] r4:00000000 [ 1339.538703][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.538758][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.538804][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.538895][ T32] r5:00001000 r4:ee509000 [ 1339.538919][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.538959][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.539011][ T32] r5:8609478c r4:86094400 [ 1339.539068][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.539164][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.539188][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.539237][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.539282][ T32] r4:84a53d80 [ 1339.539427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.539502][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.539541][ T32] r4:00000001 [ 1339.539564][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.539603][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.539631][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.539660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.539687][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.539757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.539815][ T32] r4:84a51100 [ 1339.539863][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.539891][ T32] INFO: task kworker/1:756:4992 blocked for more than 466 seconds. [ 1339.539919][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.539967][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.539991][ T32] task:kworker/1:756 state:D stack:0 pid:4992 tgid:4992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.540034][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.540098][ T32] Call trace: [ 1339.540134][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.540180][ T32] r10:82918930 r9:eb5e5d84 r8:00000002 r7:60000013 r6:eb5e5d8c r5:849fb000 [ 1339.540203][ T32] r4:849fb000 [ 1339.540237][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.540327][ T32] r5:849fb000 r4:8291892c [ 1339.540381][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.540424][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.540502][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5e5e08 [ 1339.540549][ T32] r4:00000000 [ 1339.540589][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.540636][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.540754][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.540808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945200 [ 1339.540844][ T32] r4:00000000 [ 1339.540961][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.541028][ T32] r9:83018205 r8:849fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1339.541079][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.541156][ T32] r5:00001000 r4:eab9b000 [ 1339.541202][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.541260][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.541310][ T32] r5:8542b78c r4:8542b400 [ 1339.541402][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.541452][ T32] r7:ddde2d80 r6:83018200 r5:8542b78c r4:848ccb80 [ 1339.541473][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.541518][ T32] r10:61c88647 r9:849fb000 r8:848ccbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.541545][ T32] r4:848ccb80 [ 1339.541566][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.541636][ T32] r10:00000000 r9:848ccb80 r8:8027f5e8 r7:eb5d9e60 r6:8493d380 r5:849fb000 [ 1339.541679][ T32] r4:00000001 [ 1339.541702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.541738][ T32] Exception stack(0xeb5e5fb0 to 0xeb5e5ff8) [ 1339.541793][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.541825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.541875][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.541908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.542011][ T32] r4:85138e80 [ 1339.542334][ T32] INFO: task kworker/1:756:4992 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.542375][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.542536][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.542605][ T32] Call trace: [ 1339.542720][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.542814][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.542842][ T32] r4:00000000 [ 1339.542864][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.542926][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.543061][ T32] dd20: b648e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.566249][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.566319][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.566352][ T32] r5:80000013 r4:80239bb0 [ 1339.566401][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.566474][ T32] r4:82ac11e4 [ 1339.566523][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.566583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.566607][ T32] r4:e055ddc0 [ 1339.566628][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.566671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.566742][ T32] r4:00000000 [ 1339.566768][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.566817][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.566936][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.567163][ T32] r5:00001000 r4:ee509000 [ 1339.567191][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.567234][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.567288][ T32] r5:8609478c r4:86094400 [ 1339.567310][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.567385][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.567430][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.567532][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.567618][ T32] r4:84a53d80 [ 1339.567673][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.567760][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.567803][ T32] r4:00000001 [ 1339.567843][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.567917][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.567971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.568026][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.568097][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.568176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.568228][ T32] r4:84a51100 [ 1339.568306][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.568393][ T32] INFO: task kworker/1:757:4994 blocked for more than 466 seconds. [ 1339.568481][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.568556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.568606][ T32] task:kworker/1:757 state:D stack:0 pid:4994 tgid:4994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.568736][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.568831][ T32] Call trace: [ 1339.568920][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.569023][ T32] r10:82918930 r9:eb5edd84 r8:00000002 r7:60000013 r6:eb5edd8c r5:849fc800 [ 1339.569074][ T32] r4:849fc800 [ 1339.569100][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.569143][ T32] r5:849fc800 r4:8291892c [ 1339.569178][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.569272][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.569372][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5ede08 [ 1339.569398][ T32] r4:00000000 [ 1339.569431][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.569475][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.569512][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.569558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853c5580 [ 1339.569580][ T32] r4:00000000 [ 1339.569599][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.569644][ T32] r9:83018205 r8:849fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1339.569666][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.569707][ T32] r5:00001000 r4:eae39000 [ 1339.569799][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.569893][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.569939][ T32] r5:8542bb8c r4:8542b800 [ 1339.569959][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.570003][ T32] r7:ddde2d80 r6:83018200 r5:8542bb8c r4:848ccc00 [ 1339.570023][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.570067][ T32] r10:61c88647 r9:849fc800 r8:848ccc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.570090][ T32] r4:848ccc00 [ 1339.570112][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.570157][ T32] r10:00000000 r9:848ccc00 r8:8027f5e8 r7:eb5e5e60 r6:8493d400 r5:849fc800 [ 1339.570180][ T32] r4:00000001 [ 1339.570199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.570318][ T32] Exception stack(0xeb5edfb0 to 0xeb5edff8) [ 1339.570351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.570381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.570409][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.570439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.570542][ T32] r4:84945440 [ 1339.571043][ T32] INFO: task kworker/1:757:4994 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.571103][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.571190][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.571236][ T32] Call trace: [ 1339.571320][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.571372][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.571397][ T32] r4:00000000 [ 1339.571417][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.571455][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.571483][ T32] dd20: b681e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.571565][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.571595][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.571644][ T32] r5:80000013 r4:80239bb0 [ 1339.571670][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.571714][ T32] r4:82ac11e4 [ 1339.571759][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.571831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.571857][ T32] r4:e055ddc0 [ 1339.571949][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.571998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.572022][ T32] r4:00000000 [ 1339.572041][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.572127][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.572156][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.572226][ T32] r5:00001000 r4:ee509000 [ 1339.572274][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.572320][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.572374][ T32] r5:8609478c r4:86094400 [ 1339.572414][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.572542][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.572613][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.572768][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.572802][ T32] r4:84a53d80 [ 1339.572823][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.572894][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.572921][ T32] r4:00000001 [ 1339.572942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.572979][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.573073][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.594034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.594196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.594278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.594334][ T32] r4:84a51100 [ 1339.594365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.594399][ T32] INFO: task kworker/1:758:4995 blocked for more than 466 seconds. [ 1339.594434][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.594461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.594483][ T32] task:kworker/1:758 state:D stack:0 pid:4995 tgid:4995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.594541][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.594605][ T32] Call trace: [ 1339.594656][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.594767][ T32] r10:82918930 r9:eb5f1d84 r8:00000002 r7:60000113 r6:eb5f1d8c r5:849fa400 [ 1339.594794][ T32] r4:849fa400 [ 1339.594840][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.594887][ T32] r5:849fa400 r4:8291892c [ 1339.594909][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.594978][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.595032][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 [ 1339.595080][ T32] r4:00000000 [ 1339.595108][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.595162][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.595206][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.595252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be5680 [ 1339.595287][ T32] r4:00000000 [ 1339.595328][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.595383][ T32] r9:83018205 r8:849fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1339.595489][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.595586][ T32] r5:00001000 r4:eb1f9000 [ 1339.595611][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.595654][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.595696][ T32] r5:85430f8c r4:85430c00 [ 1339.595716][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.595765][ T32] r7:ddde2d80 r6:83018200 r5:85430f8c r4:848ccc80 [ 1339.595786][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.595832][ T32] r10:61c88647 r9:849fa400 r8:848cccac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.595880][ T32] r4:848ccc80 [ 1339.595906][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.595953][ T32] r10:00000000 r9:848ccc80 r8:8027f5e8 r7:eb5ede60 r6:8493d480 r5:849fa400 [ 1339.595976][ T32] r4:00000001 [ 1339.595996][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.596034][ T32] Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) [ 1339.596063][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.596092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.596119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.596149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.596196][ T32] r4:84945440 [ 1339.596692][ T32] INFO: task kworker/1:758:4995 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.596734][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.596863][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.596934][ T32] Call trace: [ 1339.597077][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.597161][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.597190][ T32] r4:00000000 [ 1339.597233][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.597291][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.597328][ T32] dd20: b6b2c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.597384][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.597481][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.597602][ T32] r5:80000013 r4:80239bb0 [ 1339.597630][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.597674][ T32] r4:82ac11e4 [ 1339.597695][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.597787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.597814][ T32] r4:e055ddc0 [ 1339.597885][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.597987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.598027][ T32] r4:00000000 [ 1339.598051][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.598098][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.598130][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.598172][ T32] r5:00001000 r4:ee509000 [ 1339.598192][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.598307][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.598392][ T32] r5:8609478c r4:86094400 [ 1339.598416][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.598464][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.598486][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.598532][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.598555][ T32] r4:84a53d80 [ 1339.598576][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.598646][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.598748][ T32] r4:00000001 [ 1339.598830][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.598870][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.598899][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.598932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.599007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.599042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.599065][ T32] r4:84a51100 [ 1339.599111][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.599142][ T32] INFO: task kworker/1:759:4998 blocked for more than 466 seconds. [ 1339.599173][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.599197][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.599231][ T32] task:kworker/1:759 state:D stack:0 pid:4998 tgid:4998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.599290][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.599399][ T32] Call trace: [ 1339.599436][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.599485][ T32] r10:82918930 r9:eb5d5d84 r8:00000002 r7:60000113 r6:eb5d5d8c r5:849fd400 [ 1339.599509][ T32] r4:849fd400 [ 1339.599530][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.599570][ T32] r5:849fd400 r4:8291892c [ 1339.599603][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.599713][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.599767][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5d5e08 [ 1339.599791][ T32] r4:00000000 [ 1339.599812][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.599850][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.599889][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.599932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be5180 [ 1339.599955][ T32] r4:00000000 [ 1339.599976][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.600023][ T32] r9:83018205 r8:849fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.600094][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.600166][ T32] r5:00001000 r4:eb021000 [ 1339.600190][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.600232][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.600281][ T32] r5:8542bf8c r4:8542bc00 [ 1339.600303][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.600349][ T32] r7:ddde2d80 r6:83018200 r5:8542bf8c r4:848ccd00 [ 1339.600371][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.600531][ T32] r10:61c88647 r9:849fd400 r8:848ccd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.600604][ T32] r4:848ccd00 [ 1339.600631][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.600729][ T32] r10:00000000 r9:848ccd00 r8:8027f5e8 r7:eb5f1e60 r6:8493d500 r5:849fd400 [ 1339.600781][ T32] r4:00000001 [ 1339.600805][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.600946][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1339.600977][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.601020][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.601049][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.601097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.601148][ T32] r4:85138500 [ 1339.601522][ T32] INFO: task kworker/1:759:4998 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.601595][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.601683][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.601728][ T32] Call trace: [ 1339.601786][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.601836][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.601860][ T32] r4:00000000 [ 1339.601879][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.601917][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.601945][ T32] dd20: b6b2c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.601974][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.602000][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.602028][ T32] r5:80000013 r4:80239bb0 [ 1339.602049][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.602090][ T32] r4:82ac11e4 [ 1339.602111][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.602155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.602179][ T32] r4:e055ddc0 [ 1339.602211][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.602262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.602293][ T32] r4:00000000 [ 1339.602313][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.602360][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.602381][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.602422][ T32] r5:00001000 r4:ee509000 [ 1339.602443][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.602482][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.602523][ T32] r5:8609478c r4:86094400 [ 1339.602570][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.602624][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.602647][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.602741][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.602769][ T32] r4:84a53d80 [ 1339.602789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.602836][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.602858][ T32] r4:00000001 [ 1339.602878][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.602928][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.602959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.602991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.603082][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.629340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.629418][ T32] r4:84a51100 [ 1339.629476][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.629513][ T32] INFO: task kworker/0:178:4999 blocked for more than 466 seconds. [ 1339.629561][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.629593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.629618][ T32] task:kworker/0:178 state:D stack:0 pid:4999 tgid:4999 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.629704][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.629800][ T32] Call trace: [ 1339.629896][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.629958][ T32] r10:82918930 r9:eb5f5d84 r8:00000002 r7:60000113 r6:eb5f5d8c r5:849fe000 [ 1339.629985][ T32] r4:849fe000 [ 1339.630007][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.630179][ T32] r5:849fe000 r4:8291892c [ 1339.630210][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.630255][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.630407][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f5e08 [ 1339.630476][ T32] r4:00000000 [ 1339.630528][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.630599][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.630645][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.630690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85159200 [ 1339.630737][ T32] r4:00000000 [ 1339.630770][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.630820][ T32] r9:83018005 r8:849fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1339.630842][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.630886][ T32] r5:00001000 r4:eb2ef000 [ 1339.630912][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.630954][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.630998][ T32] r5:8538238c r4:85382000 [ 1339.631019][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.631067][ T32] r7:dddced80 r6:83018000 r5:8538238c r4:8493d580 [ 1339.631088][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.631153][ T32] r10:61c88647 r9:849fe000 r8:8493d5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1339.631181][ T32] r4:8493d580 [ 1339.631201][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.631273][ T32] r10:00000000 r9:8493d580 r8:8027f5e8 r7:eb4f5e60 r6:8493d600 r5:849fe000 [ 1339.631306][ T32] r4:00000001 [ 1339.631327][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.631366][ T32] Exception stack(0xeb5f5fb0 to 0xeb5f5ff8) [ 1339.631396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.631428][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.631457][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.631486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.631509][ T32] r4:851590c0 [ 1339.631933][ T32] INFO: task kworker/0:178:4999 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.631983][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.632093][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.632197][ T32] Call trace: [ 1339.632251][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.632354][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.632387][ T32] r4:00000000 [ 1339.632430][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.632518][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.632584][ T32] dd20: b6e06000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.632673][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.632707][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.632735][ T32] r5:80000013 r4:80239bb0 [ 1339.632756][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.632810][ T32] r4:82ac11e4 [ 1339.632853][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.632901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.632925][ T32] r4:e055ddc0 [ 1339.632945][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.633088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.645848][ T32] r4:00000000 [ 1339.645922][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.646006][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.646032][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.646082][ T32] r5:00001000 r4:ee509000 [ 1339.646104][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.646145][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.646213][ T32] r5:8609478c r4:86094400 [ 1339.646238][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.646296][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.646318][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.646368][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.646392][ T32] r4:84a53d80 [ 1339.646412][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.646471][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.646506][ T32] r4:00000001 [ 1339.646527][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.646586][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.646623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.646681][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.646717][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.646752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.646874][ T32] r4:84a51100 [ 1339.646929][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.646967][ T32] INFO: task kworker/1:760:5002 blocked for more than 466 seconds. [ 1339.647006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.647034][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.647058][ T32] task:kworker/1:760 state:D stack:0 pid:5002 tgid:5002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.647120][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.647167][ T32] Call trace: [ 1339.647227][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.647300][ T32] r10:82918930 r9:eb601d84 r8:00000002 r7:60000013 r6:eb601d8c r5:849f9800 [ 1339.647326][ T32] r4:849f9800 [ 1339.647348][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.647392][ T32] r5:849f9800 r4:8291892c [ 1339.647455][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.647585][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.647641][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb601e08 [ 1339.647682][ T32] r4:00000000 [ 1339.647776][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.647835][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.647876][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.647919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be5280 [ 1339.647941][ T32] r4:00000000 [ 1339.647961][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.648014][ T32] r9:83018205 r8:849f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1339.648039][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.648109][ T32] r5:00001000 r4:eb043000 [ 1339.648134][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.648197][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.648257][ T32] r5:8543038c r4:85430000 [ 1339.648312][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.648412][ T32] r7:ddde2d80 r6:83018200 r5:8543038c r4:848ccd80 [ 1339.648488][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.648582][ T32] r10:61c88647 r9:849f9800 r8:848ccdac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.648625][ T32] r4:848ccd80 [ 1339.648646][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.648691][ T32] r10:00000000 r9:848ccd80 r8:8027f5e8 r7:eb5f1e60 r6:8493d680 r5:849f9800 [ 1339.648714][ T32] r4:00000001 [ 1339.648757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.648797][ T32] Exception stack(0xeb601fb0 to 0xeb601ff8) [ 1339.648825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.648857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.648884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.648916][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.648938][ T32] r4:84be51c0 [ 1339.649368][ T32] INFO: task kworker/1:760:5002 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.649404][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.649465][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.649530][ T32] Call trace: [ 1339.649564][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.649614][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.649638][ T32] r4:00000000 [ 1339.649660][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.649700][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.649802][ T32] dd20: b7062000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.649860][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.649890][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.649942][ T32] r5:80000013 r4:80239bb0 [ 1339.649968][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.650033][ T32] r4:82ac11e4 [ 1339.650058][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.650130][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.650156][ T32] r4:e055ddc0 [ 1339.650177][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.650221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.650244][ T32] r4:00000000 [ 1339.650264][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.650389][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.650414][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.650483][ T32] r5:00001000 r4:ee509000 [ 1339.650507][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.650549][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.650616][ T32] r5:8609478c r4:86094400 [ 1339.650641][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.650715][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.650813][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.650881][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.650955][ T32] r4:84a53d80 [ 1339.650978][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.651025][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.651072][ T32] r4:00000001 [ 1339.651120][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.651179][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.651212][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.651351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.651534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.651592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.651668][ T32] r4:84a51100 [ 1339.651790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.651822][ T32] INFO: task kworker/1:761:5003 blocked for more than 466 seconds. [ 1339.651853][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.651878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.651899][ T32] task:kworker/1:761 state:D stack:0 pid:5003 tgid:5003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.652092][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.652139][ T32] Call trace: [ 1339.652194][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.652245][ T32] r10:82918930 r9:eb605d84 r8:00000002 r7:60000113 r6:eb605d8c r5:849fec00 [ 1339.652269][ T32] r4:849fec00 [ 1339.652322][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.652395][ T32] r5:849fec00 r4:8291892c [ 1339.652418][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.652475][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.652595][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb605e08 [ 1339.652632][ T32] r4:00000000 [ 1339.652702][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.652747][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.652784][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.652877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be5440 [ 1339.652905][ T32] r4:00000000 [ 1339.652977][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.653084][ T32] r9:83018205 r8:849fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1339.673771][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.673878][ T32] r5:00001000 r4:eb1c3000 [ 1339.673904][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.673950][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.674103][ T32] r5:8543078c r4:85430400 [ 1339.674209][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.674267][ T32] r7:ddde2d80 r6:83018200 r5:8543078c r4:848cce00 [ 1339.674360][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.674417][ T32] r10:61c88647 r9:849fec00 r8:848cce2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.674443][ T32] r4:848cce00 [ 1339.674489][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.674545][ T32] r10:00000000 r9:848cce00 r8:8027f5e8 r7:eb5f1e60 r6:8493d700 r5:849fec00 [ 1339.674594][ T32] r4:00000001 [ 1339.674624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.674667][ T32] Exception stack(0xeb605fb0 to 0xeb605ff8) [ 1339.674788][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.674825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.674940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.674977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.675001][ T32] r4:84be5140 [ 1339.675447][ T32] INFO: task kworker/1:761:5003 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.675589][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.675668][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.675722][ T32] Call trace: [ 1339.675756][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.675809][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.675834][ T32] r4:00000000 [ 1339.675879][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.675924][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1339.676012][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1339.676257][ T32] r4:e055ddc0 ** 3 printk messages dropped ** [ 1339.676491][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1339.677122][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1339.677409][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1339.677751][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.678112][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1339.678523][ T32] INFO: task kworker/1:762:5006 blocked for more than 466 seconds. ** 3 printk messages dropped ** [ 1339.678840][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.679389][ T32] r4:849fbc00 ** 3 printk messages dropped ** [ 1339.679586][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.679921][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1339.679993][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.680037][ T32] r5:00001000 r4:eb1e3000 [ 1339.680096][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.680190][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.680256][ T32] r5:85430b8c r4:85430800 [ 1339.680281][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.680339][ T32] r7:ddde2d80 r6:83018200 r5:85430b8c r4:848cce80 [ 1339.680416][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.680501][ T32] r10:61c88647 r9:849fbc00 r8:848cceac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.680611][ T32] r4:848cce80 [ 1339.680653][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.680724][ T32] r10:00000000 r9:848cce80 r8:8027f5e8 r7:eb5f1e60 r6:8493d780 r5:849fbc00 [ 1339.680773][ T32] r4:00000001 [ 1339.680798][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.680835][ T32] Exception stack(0xeb611fb0 to 0xeb611ff8) [ 1339.680862][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.680893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.680921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.680951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.680972][ T32] r4:84be52c0 [ 1339.681329][ T32] INFO: task kworker/1:762:5006 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.681367][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.681457][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.681504][ T32] Call trace: [ 1339.681533][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.681600][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.681625][ T32] r4:00000000 [ 1339.681645][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.681683][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.681712][ T32] dd20: b71b0000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.681819][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.681851][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.681876][ T32] r5:80000013 r4:80239bb0 [ 1339.681922][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.681969][ T32] r4:82ac11e4 [ 1339.681990][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.682058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.682085][ T32] r4:e055ddc0 [ 1339.682105][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.682148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.682170][ T32] r4:00000000 [ 1339.682190][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.682236][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.682257][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.682299][ T32] r5:00001000 r4:ee509000 [ 1339.682319][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.682357][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.682399][ T32] r5:8609478c r4:86094400 [ 1339.682461][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.682535][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.682568][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.682615][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.682638][ T32] r4:84a53d80 [ 1339.682659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.682704][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.682751][ T32] r4:00000001 [ 1339.682776][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.682815][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.682842][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.682871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.682924][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1339.682992][ T32] r4:84a51100 ** 2 printk messages dropped ** [ 1339.706719][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1339.706884][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.707277][ T32] r4:852be000 ** 2 printk messages dropped ** [ 1339.707508][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.707998][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1339.708372][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.708423][ T32] r5:00001000 r4:eb23b000 [ 1339.708446][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1339.708582][ T32] r5:85431b8c r4:85431800 [ 1339.708629][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.708692][ T32] r7:ddde2d80 r6:83018200 r5:85431b8c r4:848ccf00 [ 1339.708788][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.708847][ T32] r10:61c88647 r9:852be000 r8:848ccf2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.708870][ T32] r4:848ccf00 [ 1339.708914][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.709028][ T32] r10:00000000 r9:848ccf00 r8:8027f5e8 r7:eb5f1e60 r6:8493d800 r5:852be000 [ 1339.709055][ T32] r4:00000001 [ 1339.709077][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.709116][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 1339.709146][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.709177][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.709205][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.709236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.709274][ T32] r4:84be5340 [ 1339.709699][ T32] INFO: task kworker/1:763:5007 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.709806][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.709893][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.709941][ T32] Call trace: [ 1339.710032][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.710109][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.710145][ T32] r4:00000000 [ 1339.710166][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.710206][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.710234][ T32] dd20: b7451000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.710264][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.710348][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.710377][ T32] r5:80000013 r4:80239bb0 [ 1339.710397][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.710439][ T32] r4:82ac11e4 [ 1339.710459][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.710502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.710551][ T32] r4:e055ddc0 [ 1339.710575][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.710621][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.710644][ T32] r4:00000000 [ 1339.710664][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.710713][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.710757][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.710814][ T32] r5:00001000 r4:ee509000 [ 1339.710856][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.710899][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.710941][ T32] r5:8609478c r4:86094400 [ 1339.710962][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.711033][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.711058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.711151][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.711182][ T32] r4:84a53d80 [ 1339.711273][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.711327][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.711353][ T32] r4:00000001 [ 1339.711397][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.711436][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.711465][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.711494][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.711526][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.711556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.711578][ T32] r4:84a51100 [ 1339.711601][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1339.711659][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1339.712100][ T32] r10:82918930 r9:eb619d84 r8:00000002 r7:60000113 r6:eb619d8c r5:852bb000 ** 4 printk messages dropped ** [ 1339.712382][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1339.712662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be5800 ** 4 printk messages dropped ** [ 1339.712837][ T32] r5:00001000 r4:eb20f000 [ 1339.712886][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.712928][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1339.736076][ T32] r10:61c88647 r9:852bb000 r8:848ccfac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1339.736273][ T32] Exception stack(0xeb619fb0 to 0xeb619ff8) ** 3 printk messages dropped ** [ 1339.736419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1339.737410][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 2 printk messages dropped ** [ 1339.737538][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 4 printk messages dropped ** [ 1339.737745][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1339.738007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 5 printk messages dropped ** [ 1339.738287][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.738559][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1339.739021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.739337][ T32] task:kworker/1:765 state:D stack:0 pid:5011 tgid:5011 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1339.740375][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.740924][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.740996][ T32] r9:83018205 r8:849c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1339.741027][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.741102][ T32] r5:00001000 r4:eb22b000 [ 1339.741161][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.741255][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.741359][ T32] r5:8543178c r4:85431400 [ 1339.741397][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.741468][ T32] r7:ddde2d80 r6:83018200 r5:8543178c r4:85154000 [ 1339.741582][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.741654][ T32] r10:61c88647 r9:849c8000 r8:8515402c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.741679][ T32] r4:85154000 [ 1339.741701][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.741749][ T32] r10:00000000 r9:85154000 r8:8027f5e8 r7:eb615e60 r6:8493d900 r5:849c8000 [ 1339.741799][ T32] r4:00000001 [ 1339.741823][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.741861][ T32] Exception stack(0xeb61dfb0 to 0xeb61dff8) [ 1339.741892][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.741950][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.741985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.742056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.742135][ T32] r4:84be5580 [ 1339.742474][ T32] INFO: task kworker/1:765:5011 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.742537][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.742663][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.742712][ T32] Call trace: [ 1339.743003][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.763721][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.763797][ T32] r4:00000000 [ 1339.763826][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.763904][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.763939][ T32] dd20: b7ac5000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.763969][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.763996][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.764021][ T32] r5:80000013 r4:80239bb0 [ 1339.764043][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.764160][ T32] r4:82ac11e4 [ 1339.764361][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.764415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.764445][ T32] r4:e055ddc0 [ 1339.764514][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.764573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.764597][ T32] r4:00000000 [ 1339.764619][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.764669][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.764707][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.764804][ T32] r5:00001000 r4:ee509000 [ 1339.764829][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.764871][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.764917][ T32] r5:8609478c r4:86094400 [ 1339.764939][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.765004][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.765052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.765111][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.765135][ T32] r4:84a53d80 [ 1339.765156][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.765203][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.765227][ T32] r4:00000001 [ 1339.765248][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.765293][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.765322][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.765447][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.765503][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.765558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.765610][ T32] r4:84a51100 [ 1339.765638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.765718][ T32] INFO: task kworker/1:766:5014 blocked for more than 466 seconds. [ 1339.765831][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.765886][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.765934][ T32] task:kworker/1:766 state:D stack:0 pid:5014 tgid:5014 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.766021][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.766069][ T32] Call trace: [ 1339.766103][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.766151][ T32] r10:82918930 r9:eb625d84 r8:00000002 r7:60000013 r6:eb625d8c r5:849c9800 [ 1339.766174][ T32] r4:849c9800 [ 1339.766193][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.766233][ T32] r5:849c9800 r4:8291892c [ 1339.766254][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.766327][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.766408][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb625e08 [ 1339.766445][ T32] r4:00000000 [ 1339.766486][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.766532][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.766591][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.766637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be5f40 [ 1339.766708][ T32] r4:00000000 [ 1339.766731][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.766776][ T32] r9:83018205 r8:849c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1339.766800][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.766986][ T32] r5:00001000 r4:eb293000 [ 1339.767009][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.767050][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.767092][ T32] r5:85432b8c r4:85432800 [ 1339.767140][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.767190][ T32] r7:ddde2d80 r6:83018200 r5:85432b8c r4:85154080 [ 1339.767211][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.767256][ T32] r10:61c88647 r9:849c9800 r8:851540ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.767316][ T32] r4:85154080 [ 1339.767342][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.767461][ T32] r10:00000000 r9:85154080 r8:8027f5e8 r7:eb615e60 r6:8493d980 r5:849c9800 [ 1339.767489][ T32] r4:00000001 [ 1339.767508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.767544][ T32] Exception stack(0xeb625fb0 to 0xeb625ff8) [ 1339.767596][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.767629][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.767657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.767687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.767733][ T32] r4:84be59c0 [ 1339.768175][ T32] INFO: task kworker/1:766:5014 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.768212][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.768275][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.768320][ T32] Call trace: [ 1339.768488][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.768554][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.768591][ T32] r4:00000000 [ 1339.768661][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.768709][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.768811][ T32] dd20: b7ac5000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.768844][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.768893][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.768922][ T32] r5:80000013 r4:80239bb0 [ 1339.768955][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.768999][ T32] r4:82ac11e4 [ 1339.769044][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.769090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.769160][ T32] r4:e055ddc0 [ 1339.769184][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.769253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.769309][ T32] r4:00000000 [ 1339.769355][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.769429][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.769454][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.769497][ T32] r5:00001000 r4:ee509000 [ 1339.769529][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.769594][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.769649][ T32] r5:8609478c r4:86094400 [ 1339.769669][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.769718][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.769739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.769783][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.769807][ T32] r4:84a53d80 [ 1339.769851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.769899][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.769922][ T32] r4:00000001 [ 1339.769962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.770001][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.770028][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.770070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.770101][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.770179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.770270][ T32] r4:84a51100 [ 1339.770302][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.770329][ T32] INFO: task kworker/1:767:5015 blocked for more than 466 seconds. [ 1339.770357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.770381][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.770402][ T32] task:kworker/1:767 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.770445][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.770526][ T32] Call trace: [ 1339.770562][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.770608][ T32] r10:82918930 r9:eb629d84 r8:00000002 r7:60000113 r6:eb629d8c r5:849ca400 [ 1339.770646][ T32] r4:849ca400 [ 1339.770685][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.770761][ T32] r5:849ca400 r4:8291892c [ 1339.770802][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.770843][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.770889][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb629e08 [ 1339.770911][ T32] r4:00000000 [ 1339.770947][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.770988][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.771026][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.771068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be5bc0 [ 1339.771091][ T32] r4:00000000 [ 1339.771127][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.771208][ T32] r9:83018205 r8:849ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1339.771232][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.771281][ T32] r5:00001000 r4:eb255000 [ 1339.771324][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.771369][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.771411][ T32] r5:85431f8c r4:85431c00 [ 1339.771479][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.771531][ T32] r7:ddde2d80 r6:83018200 r5:85431f8c r4:85154100 [ 1339.771579][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.771651][ T32] r10:61c88647 r9:849ca400 r8:8515412c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.771701][ T32] r4:85154100 [ 1339.771724][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.771769][ T32] r10:00000000 r9:85154100 r8:8027f5e8 r7:eb625e60 r6:8493da00 r5:849ca400 [ 1339.771793][ T32] r4:00000001 [ 1339.771813][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.771894][ T32] Exception stack(0xeb629fb0 to 0xeb629ff8) [ 1339.771925][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.771954][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.771993][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.772024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.772072][ T32] r4:84be59c0 [ 1339.772362][ T32] INFO: task kworker/1:767:5015 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.772395][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.772514][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.772585][ T32] Call trace: [ 1339.772620][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.772669][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.772693][ T32] r4:00000000 [ 1339.772712][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.772773][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.772805][ T32] dd20: b7ac5000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.772840][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.772867][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.772915][ T32] r5:80000013 r4:80239bb0 [ 1339.772964][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.773062][ T32] r4:82ac11e4 [ 1339.794295][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.794392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.794420][ T32] r4:e055ddc0 [ 1339.794442][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.794487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.794509][ T32] r4:00000000 [ 1339.794528][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.794578][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.794673][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.794727][ T32] r5:00001000 r4:ee509000 [ 1339.794774][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.794868][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.794928][ T32] r5:8609478c r4:86094400 [ 1339.794969][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.795022][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.795043][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.795089][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.795111][ T32] r4:84a53d80 [ 1339.795155][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.795205][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.795230][ T32] r4:00000001 [ 1339.795250][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.795299][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.795331][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.795386][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.795418][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.795499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.795533][ T32] r4:84a51100 [ 1339.795571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.795638][ T32] INFO: task kworker/1:768:5017 blocked for more than 466 seconds. [ 1339.795679][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.795706][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.795729][ T32] task:kworker/1:768 state:D stack:0 pid:5017 tgid:5017 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.795787][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.795901][ T32] Call trace: [ 1339.795957][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.796082][ T32] r10:82918930 r9:eb631d84 r8:00000002 r7:60000013 r6:eb631d8c r5:849cbc00 [ 1339.796134][ T32] r4:849cbc00 [ 1339.796159][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.796204][ T32] r5:849cbc00 r4:8291892c [ 1339.796225][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.796271][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.796332][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb631e08 [ 1339.796367][ T32] r4:00000000 [ 1339.796415][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.796521][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.796586][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.796672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be5d00 [ 1339.796732][ T32] r4:00000000 [ 1339.796769][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.796863][ T32] r9:83018205 r8:849cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1339.796902][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.796974][ T32] r5:00001000 r4:eb271000 [ 1339.797009][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.797071][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.797150][ T32] r5:8543238c r4:85432000 [ 1339.797190][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.797296][ T32] r7:ddde2d80 r6:83018200 r5:8543238c r4:85154180 [ 1339.797340][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.797425][ T32] r10:61c88647 r9:849cbc00 r8:851541ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.797470][ T32] r4:85154180 [ 1339.797509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.797582][ T32] r10:00000000 r9:85154180 r8:8027f5e8 r7:eb625e60 r6:8493da80 r5:849cbc00 [ 1339.797607][ T32] r4:00000001 [ 1339.797650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.797730][ T32] Exception stack(0xeb631fb0 to 0xeb631ff8) [ 1339.797784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.797817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.797844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.797874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.797897][ T32] r4:84be5640 [ 1339.798355][ T32] INFO: task kworker/1:768:5017 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.798391][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.798469][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.798572][ T32] Call trace: [ 1339.798631][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.798706][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.798758][ T32] r4:00000000 [ 1339.798781][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.798822][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.798850][ T32] dd20: b7da7000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.798880][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.798929][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.798958][ T32] r5:80000013 r4:80239bb0 [ 1339.798978][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.799043][ T32] r4:82ac11e4 [ 1339.799091][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.799138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.799163][ T32] r4:e055ddc0 [ 1339.799206][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.799252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.799281][ T32] r4:00000000 [ 1339.799301][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.799371][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.799396][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.799439][ T32] r5:00001000 r4:ee509000 [ 1339.799459][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.799497][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.799539][ T32] r5:8609478c r4:86094400 [ 1339.799587][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.799637][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.799658][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.799704][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.799751][ T32] r4:84a53d80 [ 1339.799773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.799820][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.799866][ T32] r4:00000001 [ 1339.799891][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.799948][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.800003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.800051][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.800126][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.800160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.800183][ T32] r4:84a51100 [ 1339.800204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.800230][ T32] INFO: task kworker/1:769:5020 blocked for more than 466 seconds. [ 1339.800258][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.800293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.800314][ T32] task:kworker/1:769 state:D stack:0 pid:5020 tgid:5020 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.800373][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.800416][ T32] Call trace: [ 1339.800514][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.800572][ T32] r10:82918930 r9:eb63dd84 r8:00000002 r7:60000113 r6:eb63dd8c r5:849cb000 [ 1339.800598][ T32] r4:849cb000 [ 1339.800641][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.800722][ T32] r5:849cb000 r4:8291892c [ 1339.800777][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.800819][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.800867][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb63de08 [ 1339.800985][ T32] r4:00000000 [ 1339.801015][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.801054][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.801121][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.801171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84be5e40 [ 1339.801200][ T32] r4:00000000 [ 1339.801258][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.801315][ T32] r9:83018205 r8:849cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1339.801338][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.801380][ T32] r5:00001000 r4:eb287000 [ 1339.801400][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.801441][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.801484][ T32] r5:8543278c r4:85432400 [ 1339.801528][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.801601][ T32] r7:ddde2d80 r6:83018200 r5:8543278c r4:85154200 [ 1339.801625][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.801676][ T32] r10:61c88647 r9:849cb000 r8:8515422c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.801700][ T32] r4:85154200 [ 1339.801721][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.801766][ T32] r10:00000000 r9:85154200 r8:8027f5e8 r7:eb625e60 r6:8493db00 r5:849cb000 [ 1339.801788][ T32] r4:00000001 [ 1339.801807][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.801867][ T32] Exception stack(0xeb63dfb0 to 0xeb63dff8) [ 1339.801921][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.801977][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.802007][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.802036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.802063][ T32] r4:84be5640 [ 1339.802372][ T32] INFO: task kworker/1:769:5020 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.802406][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.802463][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.802536][ T32] Call trace: [ 1339.802612][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.802663][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.802687][ T32] r4:00000000 [ 1339.802741][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.802783][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.802835][ T32] dd20: b7da7000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.802868][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.802894][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.802918][ T32] r5:80000013 r4:80239bb0 [ 1339.802956][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.803024][ T32] r4:82ac11e4 [ 1339.803111][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.836877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.836953][ T32] r4:e055ddc0 [ 1339.836980][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.837048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.837081][ T32] r4:00000000 [ 1339.837104][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.837164][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.837187][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.837260][ T32] r5:00001000 r4:ee509000 [ 1339.837295][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.837362][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.837411][ T32] r5:8609478c r4:86094400 [ 1339.837432][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.837482][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.837551][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.837602][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.837628][ T32] r4:84a53d80 [ 1339.837650][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.837698][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.837745][ T32] r4:00000001 [ 1339.837793][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.837847][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.837881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.837928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.837963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.838020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.838048][ T32] r4:84a51100 [ 1339.838079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.838112][ T32] INFO: task kworker/1:770:5022 blocked for more than 466 seconds. [ 1339.838146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.838173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.838196][ T32] task:kworker/1:770 state:D stack:0 pid:5022 tgid:5022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.838291][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.838363][ T32] Call trace: [ 1339.838411][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.838492][ T32] r10:82918930 r9:eb641d84 r8:00000002 r7:60000113 r6:eb641d8c r5:849cc800 [ 1339.838542][ T32] r4:849cc800 [ 1339.838566][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.838609][ T32] r5:849cc800 r4:8291892c [ 1339.838655][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.838702][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.838751][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb641e08 [ 1339.838798][ T32] r4:00000000 [ 1339.838827][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.838868][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.838906][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.838948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126040 [ 1339.839005][ T32] r4:00000000 [ 1339.839028][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.839073][ T32] r9:83018205 r8:849cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1339.839095][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.839138][ T32] r5:00001000 r4:eb2ab000 [ 1339.839173][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.839215][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.839257][ T32] r5:85432f8c r4:85432c00 [ 1339.839288][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.839334][ T32] r7:ddde2d80 r6:83018200 r5:85432f8c r4:85154280 [ 1339.839355][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.839400][ T32] r10:61c88647 r9:849cc800 r8:851542ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.839424][ T32] r4:85154280 [ 1339.839490][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.839537][ T32] r10:00000000 r9:85154280 r8:8027f5e8 r7:eb625e60 r6:8493db80 r5:849cc800 [ 1339.839610][ T32] r4:00000001 [ 1339.839633][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.839668][ T32] Exception stack(0xeb641fb0 to 0xeb641ff8) [ 1339.839695][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.839725][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.839753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.839782][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.839811][ T32] r4:84be5d40 [ 1339.840230][ T32] INFO: task kworker/1:770:5022 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.840270][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.840391][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.840540][ T32] Call trace: [ 1339.840573][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.840624][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.840669][ T32] r4:00000000 [ 1339.840712][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.840792][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.840896][ T32] dd20: b83fe000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.840960][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.840990][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.841015][ T32] r5:80000013 r4:80239bb0 [ 1339.841035][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.841076][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1339.841211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 7 printk messages dropped ** [ 1339.841638][ T32] r5:00001000 r4:ee509000 ** 4 printk messages dropped ** [ 1339.841833][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 1 printk messages dropped ** [ 1339.841926][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1339.842169][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1339.842296][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1339.842639][ T32] task:kworker/1:771 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1339.843033][ T32] r4:849cd400 ** 2 printk messages dropped ** [ 1339.855833][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.856281][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1339.856618][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1339.856870][ T32] r5:00001000 r4:eb315000 [ 1339.856932][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.857023][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.857113][ T32] r5:85433f8c r4:85433c00 [ 1339.857163][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.857289][ T32] r7:ddde2d80 r6:83018200 r5:85433f8c r4:85154300 [ 1339.857347][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.857484][ T32] r10:61c88647 r9:849cd400 r8:8515432c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.857552][ T32] r4:85154300 [ 1339.857609][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.857723][ T32] r10:00000000 r9:85154300 r8:8027f5e8 r7:eb641e60 r6:8493dc00 r5:849cd400 [ 1339.858074][ T32] r4:00000001 [ 1339.858564][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.858660][ T32] Exception stack(0xeb645fb0 to 0xeb645ff8) [ 1339.858730][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.858819][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.858890][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.858954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.859005][ T32] r4:85126100 [ 1339.859736][ T32] INFO: task kworker/1:771:5024 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.859860][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.860041][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.860146][ T32] Call trace: [ 1339.860221][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.860338][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.860397][ T32] r4:00000000 [ 1339.860452][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.860580][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.860645][ T32] dd20: b83fe000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.860709][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.860768][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.860829][ T32] r5:80000013 r4:80239bb0 [ 1339.860877][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.860966][ T32] r4:82ac11e4 [ 1339.861034][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.861133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.861186][ T32] r4:e055ddc0 [ 1339.861231][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.861353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.861411][ T32] r4:00000000 [ 1339.861458][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.861564][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.861614][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.861704][ T32] r5:00001000 r4:ee509000 [ 1339.861751][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.861863][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.861967][ T32] r5:8609478c r4:86094400 [ 1339.862013][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.862109][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.862157][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.862257][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.862330][ T32] r4:84a53d80 [ 1339.862397][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.862519][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.862594][ T32] r4:00000001 [ 1339.862647][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.862975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1339.894521][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1339.895286][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1339.896167][ T32] r5:00001000 r4:eb2c1000 [ 1339.896285][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.896682][ T32] r7:ddde2d80 r6:83018200 r5:8543338c r4:85154380 ** 7 printk messages dropped ** [ 1339.897289][ T32] Exception stack(0xeb649fb0 to 0xeb649ff8) ** 6 printk messages dropped ** [ 1339.898425][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.899313][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1339.900058][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.900549][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.901391][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.901739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.902181][ T32] task:kworker/1:773 state:D stack:0 pid:5027 tgid:5027 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.903035][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb64de08 ** 6 printk messages dropped ** [ 1339.924036][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1339.924227][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.924563][ T32] r10:61c88647 r9:849cec00 r8:8515442c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1339.924869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.924928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.924955][ T32] r4:85126100 [ 1339.925373][ T32] INFO: task kworker/1:773:5027 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1339.925432][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.925509][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.925566][ T32] Call trace: [ 1339.925648][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1339.925701][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1339.925753][ T32] r4:00000000 [ 1339.925846][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.925897][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1339.925935][ T32] dd20: b880b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1339.925968][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1339.926076][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1339.926106][ T32] r5:80000013 r4:80239bb0 [ 1339.926152][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1339.926198][ T32] r4:82ac11e4 [ 1339.926219][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.926261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1339.926340][ T32] r4:e055ddc0 [ 1339.926393][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.926448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1339.926496][ T32] r4:00000000 [ 1339.926554][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.926630][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.926656][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.926699][ T32] r5:00001000 r4:ee509000 [ 1339.926743][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.926811][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.926856][ T32] r5:8609478c r4:86094400 [ 1339.926948][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.926998][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.927072][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.927122][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.927159][ T32] r4:84a53d80 [ 1339.927274][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.927352][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.927388][ T32] r4:00000001 [ 1339.927417][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.927454][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.927482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.927511][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.927667][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.927704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.927729][ T32] r4:84a51100 [ 1339.927831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.927903][ T32] INFO: task kworker/1:774:5030 blocked for more than 466 seconds. [ 1339.927968][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.928002][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.928074][ T32] task:kworker/1:774 state:D stack:0 pid:5030 tgid:5030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.928126][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.928219][ T32] Call trace: [ 1339.928262][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.928317][ T32] r10:82918930 r9:eb639d84 r8:00000002 r7:60000113 r6:eb639d8c r5:849c8c00 [ 1339.928365][ T32] r4:849c8c00 [ 1339.928418][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.928541][ T32] r5:849c8c00 r4:8291892c [ 1339.928564][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.928605][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.928650][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb639e08 [ 1339.928739][ T32] r4:00000000 [ 1339.928842][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.928902][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.928942][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.929029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126640 [ 1339.929089][ T32] r4:00000000 [ 1339.929120][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.929168][ T32] r9:83018205 r8:849c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1339.929189][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.929230][ T32] r5:00001000 r4:eb2ff000 [ 1339.929289][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.929335][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.929379][ T32] r5:85433b8c r4:85433800 [ 1339.929400][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.929470][ T32] r7:ddde2d80 r6:83018200 r5:85433b8c r4:85154480 [ 1339.929494][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.929617][ T32] r10:61c88647 r9:849c8c00 r8:851544ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.929669][ T32] r4:85154480 [ 1339.929693][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.929747][ T32] r10:00000000 r9:85154480 r8:8027f5e8 r7:eb645e60 r6:8493dd80 r5:849c8c00 [ 1339.929770][ T32] r4:00000001 [ 1339.929810][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.929875][ T32] Exception stack(0xeb639fb0 to 0xeb639ff8) [ 1339.929953][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.929985][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.930014][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.930065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1339.930885][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1339.931473][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1339.931717][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1339.932036][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.932603][ T32] r4:84a53d80 ** 6 printk messages dropped ** [ 1339.932970][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.961969][ T32] task:kworker/1:775 state:D stack:0 pid:5033 tgid:5033 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1339.962644][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 ** 8 printk messages dropped ** [ 1339.977370][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1339.977620][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.978285][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1339.978569][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.979853][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1339.980286][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.980538][ T32] r4:00000000 [ 1339.980586][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.980639][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1339.980664][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.980709][ T32] r5:00001000 r4:ee509000 [ 1339.980729][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.980768][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.980847][ T32] r5:8609478c r4:86094400 [ 1339.980907][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.980984][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1339.981012][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.981094][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.981126][ T32] r4:84a53d80 [ 1339.981148][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.981199][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1339.981225][ T32] r4:00000001 [ 1339.981264][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.981316][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1339.981344][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.981373][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.981412][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.981469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.981506][ T32] r4:84a51100 [ 1339.981540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.981572][ T32] INFO: task kworker/1:776:5034 blocked for more than 466 seconds. [ 1339.981610][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.981667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.981729][ T32] task:kworker/1:776 state:D stack:0 pid:5034 tgid:5034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.981797][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.981842][ T32] Call trace: [ 1339.981898][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1339.981954][ T32] r10:82918930 r9:eb65dd84 r8:00000002 r7:60000113 r6:eb65dd8c r5:849c1800 [ 1339.981997][ T32] r4:849c1800 [ 1339.982045][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1339.982118][ T32] r5:849c1800 r4:8291892c [ 1339.982166][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.982303][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.982359][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb65de08 [ 1339.982382][ T32] r4:00000000 [ 1339.982426][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1339.982473][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1339.982510][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1339.982583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126880 [ 1339.982614][ T32] r4:00000000 [ 1339.982635][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1339.982683][ T32] r9:83018205 r8:849c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1339.982705][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.982772][ T32] r5:00001000 r4:eb397000 [ 1339.982875][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1339.982970][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.983102][ T32] r5:8543438c r4:85434000 [ 1339.993568][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1339.993700][ T32] r7:ddde2d80 r6:83018200 r5:8543438c r4:85154580 [ 1339.993729][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1339.993780][ T32] r10:61c88647 r9:849c1800 r8:851545ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1339.993804][ T32] r4:85154580 [ 1339.993825][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1339.993871][ T32] r10:00000000 r9:85154580 r8:8027f5e8 r7:eb659e60 r6:8493de80 r5:849c1800 [ 1339.993894][ T32] r4:00000001 [ 1339.993914][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.993951][ T32] Exception stack(0xeb65dfb0 to 0xeb65dff8) [ 1339.993981][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.994021][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.994069][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.994103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1339.994153][ T32] r4:85126540 [ 1339.994622][ T32] INFO: task kworker/1:776:5034 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 1 printk messages dropped ** [ 1339.994741][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.994955][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.995098][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1339.995341][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1339.995847][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.996338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1339.996661][ T32] task:kworker/0:179 state:D stack:0 pid:5036 tgid:5036 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.997282][ T32] r5:849c2400 r4:8291892c ** 2 printk messages dropped ** [ 1339.997397][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb661e08 ** 3 printk messages dropped ** [ 1339.997544][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1339.997885][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1339.997929][ T32] r5:00001000 r4:eb495000 [ 1339.997951][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1339.998051][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.998500][ T32] Exception stack(0xeb661fb0 to 0xeb661ff8) ** 4 printk messages dropped ** [ 1339.998909][ T32] r4:84be7040 ** 5 printk messages dropped ** [ 1339.999593][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1339.999817][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1340.000172][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.000353][ T32] r5:00001000 r4:ee509000 [ 1340.000373][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.000413][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.000551][ T32] r5:8609478c r4:86094400 [ 1340.000583][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.000633][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.000677][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.000727][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.000750][ T32] r4:84a53d80 [ 1340.000769][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.000813][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.000843][ T32] r4:00000001 [ 1340.000866][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.000900][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.000927][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.000956][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.000982][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.001075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.001105][ T32] r4:84a51100 [ 1340.001128][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.001156][ T32] INFO: task kworker/1:777:5038 blocked for more than 466 seconds. [ 1340.001186][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.001224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.001267][ T32] task:kworker/1:777 state:D stack:0 pid:5038 tgid:5038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.001367][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.001439][ T32] Call trace: [ 1340.001509][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.001570][ T32] r10:82918930 r9:eb665d84 r8:00000002 r7:60000113 r6:eb665d8c r5:849c3000 [ 1340.001594][ T32] r4:849c3000 [ 1340.001614][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.001653][ T32] r5:849c3000 r4:8291892c [ 1340.001697][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.001745][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.001823][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 1340.001872][ T32] r4:00000000 [ 1340.001928][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.002006][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.002081][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.002175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126a00 [ 1340.002204][ T32] r4:00000000 [ 1340.002225][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.002279][ T32] r9:83018205 r8:849c3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1340.002301][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.002343][ T32] r5:00001000 r4:eb3a5000 [ 1340.002390][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.002435][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.002481][ T32] r5:8543478c r4:85434400 [ 1340.002518][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.002596][ T32] r7:ddde2d80 r6:83018200 r5:8543478c r4:85154600 [ 1340.002646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.002700][ T32] r10:61c88647 r9:849c3000 r8:8515462c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.002725][ T32] r4:85154600 [ 1340.002756][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.002804][ T32] r10:00000000 r9:85154600 r8:8027f5e8 r7:eb659e60 r6:84bdc000 r5:849c3000 [ 1340.002836][ T32] r4:00000001 [ 1340.002861][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.002930][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1340.002983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.003101][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.041533][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.041667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.041722][ T32] r4:85126900 [ 1340.042421][ T32] INFO: task kworker/1:777:5038 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.042529][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.042743][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.042880][ T32] Call trace: [ 1340.042984][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.043749][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.043826][ T32] r4:00000000 [ 1340.043877][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.044006][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.044088][ T32] dd20: b916b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.044155][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.044213][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.044274][ T32] r5:80000013 r4:80239bb0 [ 1340.044323][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.044414][ T32] r4:82ac11e4 [ 1340.044496][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.044632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.044701][ T32] r4:e055ddc0 [ 1340.044749][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.044892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.044963][ T32] r4:00000000 [ 1340.045011][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.045112][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.045161][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.045260][ T32] r5:00001000 r4:ee509000 [ 1340.045308][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.045396][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.045495][ T32] r5:8609478c r4:86094400 [ 1340.045569][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.045737][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.045797][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.045945][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.046003][ T32] r4:84a53d80 [ 1340.046053][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.046152][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.046205][ T32] r4:00000001 [ 1340.046254][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.046332][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.046392][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.046490][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.046612][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.046685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1340.047036][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1340.047593][ T32] r4:85405400 ** 3 printk messages dropped ** [ 1340.047886][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.048588][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.048863][ T32] r5:00001000 r4:eb413000 [ 1340.048925][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.049013][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.049102][ T32] r5:85434f8c r4:85434c00 [ 1340.049149][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.049245][ T32] r7:ddde2d80 r6:83018200 r5:85434f8c r4:85154680 [ 1340.049333][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.049450][ T32] r10:61c88647 r9:85405400 r8:851546ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.049514][ T32] r4:85154680 [ 1340.049561][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.049659][ T32] r10:00000000 r9:85154680 r8:8027f5e8 r7:eb659e60 r6:85154700 r5:85405400 [ 1340.049713][ T32] r4:00000001 [ 1340.049759][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.049834][ T32] Exception stack(0xeb655fb0 to 0xeb655ff8) [ 1340.049894][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.050004][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.050122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.050193][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.050264][ T32] r4:85126b80 [ 1340.051010][ T32] INFO: task kworker/1:778:5040 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.051161][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.051304][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.051400][ T32] Call trace: [ 1340.051467][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.051577][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.051658][ T32] r4:00000000 [ 1340.051720][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.051807][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.051884][ T32] dd20: b916b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.051947][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.052005][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.052057][ T32] r5:80000013 r4:80239bb0 [ 1340.052106][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.052203][ T32] r4:82ac11e4 [ 1340.052259][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.052357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.052431][ T32] r4:e055ddc0 [ 1340.052522][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.052622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.052676][ T32] r4:00000000 [ 1340.052723][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.052831][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.052884][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.052976][ T32] r5:00001000 r4:ee509000 [ 1340.053095][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.076916][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.077086][ T32] r5:8609478c r4:86094400 [ 1340.077138][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.077238][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.077292][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.077388][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.077442][ T32] r4:84a53d80 [ 1340.077502][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.077614][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.077667][ T32] r4:00000001 [ 1340.077735][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.077836][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.077902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.077982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.078056][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.078123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.078173][ T32] r4:84a51100 [ 1340.078228][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.078334][ T32] INFO: task kworker/1:779:5041 blocked for more than 466 seconds. [ 1340.078405][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.078462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.078519][ T32] task:kworker/1:779 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.078636][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.078734][ T32] Call trace: [ 1340.078811][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.078935][ T32] r10:82918930 r9:eb60dd84 r8:00000002 r7:60000013 r6:eb60dd8c r5:85406c00 [ 1340.078994][ T32] r4:85406c00 [ 1340.079043][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.079133][ T32] r5:85406c00 r4:8291892c [ 1340.079181][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.079287][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.079399][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb60de08 [ 1340.079450][ T32] r4:00000000 [ 1340.079503][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.079591][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.079687][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.079806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85126f40 [ 1340.079898][ T32] r4:00000000 [ 1340.079958][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.080062][ T32] r9:83018205 r8:85406c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1340.080113][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.080216][ T32] r5:00001000 r4:eb437000 [ 1340.080280][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.080369][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.080481][ T32] r5:8543538c r4:85435000 [ 1340.080537][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.080654][ T32] r7:ddde2d80 r6:83018200 r5:8543538c r4:85154780 [ 1340.080719][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.080818][ T32] r10:61c88647 r9:85406c00 r8:851547ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.080869][ T32] r4:85154780 ** 4 printk messages dropped ** [ 1340.081256][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) ** 4 printk messages dropped ** [ 1340.081574][ T32] r4:85126ac0 [ 1340.082280][ T32] INFO: task kworker/1:779:5041 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.082361][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.082509][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.082617][ T32] Call trace: [ 1340.082684][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.082783][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.082840][ T32] r4:00000000 [ 1340.082888][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.082973][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1340.105808][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1340.106320][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1340.107154][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.107681][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.108015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.108671][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.109291][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1340.110024][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.110345][ T32] r5:00001000 r4:eb457000 [ 1340.110458][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.110573][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.110798][ T32] r7:ddde2d80 r6:83018200 r5:8543578c r4:85154880 ** 5 printk messages dropped ** [ 1340.111270][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.111622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1340.111815][ T32] r4:85126940 ** 2 printk messages dropped ** [ 1340.112795][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.134211][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1340.134427][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1340.134773][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1340.135481][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1340.136024][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.136676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1340.137025][ T32] task:kworker/1:781 state:D stack:0 pid:5045 tgid:5045 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.137181][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.137294][ T32] Call trace: [ 1340.137401][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.137511][ T32] r10:82918930 r9:eb66dd84 r8:00000002 r7:60000013 r6:eb66dd8c r5:85402400 [ 1340.137583][ T32] r4:85402400 [ 1340.137647][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.137736][ T32] r5:85402400 r4:8291892c [ 1340.137795][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.137878][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.137975][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 1340.138042][ T32] r4:00000000 [ 1340.138095][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.138194][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.138309][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.138401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c5480 [ 1340.138455][ T32] r4:00000000 [ 1340.138514][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.138612][ T32] r9:83018205 r8:85402400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1340.138662][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.138750][ T32] r5:00001000 r4:dfe23000 [ 1340.138794][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.138872][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.138962][ T32] r5:8543638c r4:85436000 [ 1340.139030][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.139137][ T32] r7:ddde2d80 r6:83018200 r5:8543638c r4:85154980 [ 1340.139185][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.139285][ T32] r10:61c88647 r9:85402400 r8:851549ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.139341][ T32] r4:85154980 [ 1340.139386][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.139482][ T32] r10:00000000 r9:85154980 r8:8027f5e8 r7:eb669e60 r6:85154a00 r5:85402400 [ 1340.139560][ T32] r4:00000001 [ 1340.139614][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.139691][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 1340.139762][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.139827][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.139886][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.139950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.140001][ T32] r4:85126e40 [ 1340.140772][ T32] INFO: task kworker/1:781:5045 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.140847][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.140972][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.141063][ T32] Call trace: [ 1340.141131][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.141235][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.141324][ T32] r4:00000000 [ 1340.141376][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.141463][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.141534][ T32] dd20: b99c2000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.141599][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.141661][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.141723][ T32] r5:80000013 r4:80239bb0 [ 1340.141810][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.141910][ T32] r4:82ac11e4 [ 1340.142003][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.142111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.142168][ T32] r4:e055ddc0 [ 1340.142216][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.142315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.142401][ T32] r4:00000000 [ 1340.142494][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.142613][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.142664][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.142760][ T32] r5:00001000 r4:ee509000 [ 1340.142808][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.142902][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.142993][ T32] r5:8609478c r4:86094400 [ 1340.169035][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.169289][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.169344][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1340.169529][ T32] r4:84a53d80 ** 6 printk messages dropped ** [ 1340.170029][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.170573][ T32] task:kworker/1:782 state:D stack:0 pid:5047 tgid:5047 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.171642][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.172251][ T32] r5:00001000 r4:eb4df000 ** 2 printk messages dropped ** [ 1340.172504][ T32] r5:85435b8c r4:85435800 ** 3 printk messages dropped ** [ 1340.172817][ T32] r10:61c88647 r9:853fa400 r8:85154aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.184844][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.186401][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.186751][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1340.187322][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1340.188256][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.189270][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1340.190150][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1340.190960][ T32] r10:82918930 r9:eb5ddd84 r8:00000002 r7:60000113 r6:eb5ddd8c r5:849c3c00 ** 8 printk messages dropped ** [ 1340.191615][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.192223][ T32] r5:00001000 r4:eb4af000 ** 2 printk messages dropped ** [ 1340.192455][ T32] r5:85382b8c r4:85382800 ** 3 printk messages dropped ** [ 1340.192850][ T32] r10:61c88647 r9:849c3c00 r8:84bdc0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1340.193118][ T32] r10:00000000 r9:84bdc080 r8:8027f5e8 r7:eb4f5e60 r6:84bdc100 r5:849c3c00 [ 1340.227058][ T32] r4:00000001 [ 1340.227161][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.227307][ T32] Exception stack(0xeb5ddfb0 to 0xeb5ddff8) [ 1340.227384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.227467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.227554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.227624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.227676][ T32] r4:84be73c0 [ 1340.228428][ T32] INFO: task kworker/0:180:5050 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.228541][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.228693][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.228802][ T32] Call trace: [ 1340.228959][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.229070][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.229146][ T32] r4:00000000 [ 1340.229209][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.229300][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.229366][ T32] dd20: b9eda000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.229434][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.229494][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.229559][ T32] r5:80000013 r4:80239bb0 [ 1340.229607][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.229699][ T32] r4:82ac11e4 [ 1340.229749][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.229844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.229896][ T32] r4:e055ddc0 [ 1340.230147][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.230259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.230327][ T32] r4:00000000 [ 1340.230375][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.230499][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.230570][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.230666][ T32] r5:00001000 r4:ee509000 [ 1340.230715][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.230807][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.230902][ T32] r5:8609478c r4:86094400 [ 1340.230951][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.231053][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.231106][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.231210][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.231266][ T32] r4:84a53d80 [ 1340.231318][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.231422][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.231481][ T32] r4:00000001 [ 1340.231563][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.231653][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.231718][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.231787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.231850][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.231921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.231978][ T32] r4:84a51100 [ 1340.232031][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.232098][ T32] INFO: task kworker/1:783:5051 blocked for more than 466 seconds. [ 1340.232179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.232237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.232287][ T32] task:kworker/1:783 state:D stack:0 pid:5051 tgid:5051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.232418][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.232574][ T32] Call trace: [ 1340.232668][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.232777][ T32] r10:82918930 r9:eb675d84 r8:00000002 r7:60000013 r6:eb675d8c r5:849c4800 [ 1340.232833][ T32] r4:849c4800 [ 1340.232882][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.233023][ T32] r5:849c4800 r4:8291892c [ 1340.248749][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.248928][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.249035][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb675e08 [ 1340.249092][ T32] r4:00000000 [ 1340.249160][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.249270][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.249361][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.249453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c5340 [ 1340.249508][ T32] r4:00000000 [ 1340.249587][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.249698][ T32] r9:83018205 r8:849c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 [ 1340.249749][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.249844][ T32] r5:00001000 r4:dfa4f000 [ 1340.249893][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.249978][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.250069][ T32] r5:85435f8c r4:85435c00 [ 1340.250132][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.250275][ T32] r7:ddde2d80 r6:83018200 r5:85435f8c r4:85154b80 [ 1340.250333][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.250432][ T32] r10:61c88647 r9:849c4800 r8:85154bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.250484][ T32] r4:85154b80 [ 1340.250532][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.250650][ T32] r10:00000000 r9:85154b80 r8:8027f5e8 r7:eb66de60 r6:84bdc180 r5:849c4800 ** 4 printk messages dropped ** [ 1340.251027][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.252263][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.252983][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1340.264321][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.264962][ T32] r5:8609478c r4:86094400 ** 5 printk messages dropped ** [ 1340.265470][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.266150][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1340.266656][ T32] task:kworker/1:784 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.266887][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.267000][ T32] Call trace: [ 1340.267073][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.267178][ T32] r10:82918930 r9:eb565d84 r8:00000002 r7:60000113 r6:eb565d8c r5:849c5400 [ 1340.267240][ T32] r4:849c5400 [ 1340.267307][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.267409][ T32] r5:849c5400 r4:8291892c [ 1340.267456][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.267546][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.267661][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1340.267718][ T32] r4:00000000 [ 1340.267765][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.267848][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.267927][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.268015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c5a00 [ 1340.268065][ T32] r4:00000000 [ 1340.268110][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.268204][ T32] r9:83018205 r8:849c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1340.268264][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.268354][ T32] r5:00001000 r4:eac05000 [ 1340.268403][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.268513][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.268622][ T32] r5:8543738c r4:85437000 [ 1340.268676][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.268774][ T32] r7:ddde2d80 r6:83018200 r5:8543738c r4:85154c00 [ 1340.268849][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.268983][ T32] r10:61c88647 r9:849c5400 r8:85154c2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.269039][ T32] r4:85154c00 [ 1340.269085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.269182][ T32] r10:00000000 r9:85154c00 r8:8027f5e8 r7:eb66de60 r6:84bdc200 r5:849c5400 [ 1340.269260][ T32] r4:00000001 [ 1340.269364][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.269449][ T32] Exception stack(0xeb565fb0 to 0xeb565ff8) [ 1340.269522][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.269587][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.269675][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.269754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.269805][ T32] r4:848c5080 [ 1340.270608][ T32] INFO: task kworker/1:784:5054 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.270691][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.270813][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.270906][ T32] Call trace: [ 1340.270974][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.271071][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.271137][ T32] r4:00000000 [ 1340.271182][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.271294][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.271357][ T32] dd20: ba0ff000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.271421][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.271480][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.271537][ T32] r5:80000013 r4:80239bb0 [ 1340.271606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.271706][ T32] r4:82ac11e4 [ 1340.271753][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.271867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.271930][ T32] r4:e055ddc0 [ 1340.271991][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.272084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.272138][ T32] r4:00000000 [ 1340.272183][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.272289][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.272337][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.272439][ T32] r5:00001000 r4:ee509000 [ 1340.272506][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.272589][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.272677][ T32] r5:8609478c r4:86094400 [ 1340.272724][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.272817][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 3 printk messages dropped ** [ 1340.296572][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.297320][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1340.297673][ T32] task:kworker/1:785 state:D stack:0 pid:5058 tgid:5058 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1340.298660][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb679e08 ** 9 printk messages dropped ** [ 1340.299548][ T32] r5:00001000 r4:e069d000 [ 1340.299596][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1340.299809][ T32] r5:8543678c r4:85436400 ** 4 printk messages dropped ** [ 1340.300218][ T32] r4:85154c80 ** 6 printk messages dropped ** [ 1340.300720][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.301744][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.302817][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.333968][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.334544][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.335213][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1340.335961][ T32] INFO: task kworker/1:786:5060 blocked for more than 466 seconds. ** 6 printk messages dropped ** [ 1340.336651][ T32] r10:82918930 r9:eb685d84 r8:00000002 r7:60000113 r6:eb685d8c r5:849c0c00 ** 5 printk messages dropped ** [ 1340.337185][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb685e08 [ 1340.337264][ T32] r4:00000000 [ 1340.337324][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.337426][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.337541][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.337638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c57c0 [ 1340.337690][ T32] r4:00000000 [ 1340.337749][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.337843][ T32] r9:83018205 r8:849c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1340.337910][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.338031][ T32] r5:00001000 r4:ea8e5000 [ 1340.338090][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.338184][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.338308][ T32] r5:85436b8c r4:85436800 [ 1340.338394][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.338509][ T32] r7:ddde2d80 r6:83018200 r5:85436b8c r4:85154d00 [ 1340.338585][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.338697][ T32] r10:61c88647 r9:849c0c00 r8:85154d2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.338764][ T32] r4:85154d00 [ 1340.338833][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.338932][ T32] r10:00000000 r9:85154d00 r8:8027f5e8 r7:eb565e60 r6:84bdc300 r5:849c0c00 [ 1340.338983][ T32] r4:00000001 [ 1340.339028][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.339145][ T32] Exception stack(0xeb685fb0 to 0xeb685ff8) [ 1340.339274][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.339358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.339419][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.339528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.339632][ T32] r4:848c55c0 [ 1340.340401][ T32] INFO: task kworker/1:786:5060 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.340504][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.340639][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.340771][ T32] Call trace: [ 1340.340859][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.340973][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.341026][ T32] r4:00000000 [ 1340.341071][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.341176][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.341254][ T32] dd20: ba88f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.341335][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.341398][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.341454][ T32] r5:80000013 r4:80239bb0 [ 1340.341501][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.341591][ T32] r4:82ac11e4 [ 1340.341687][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.341793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.341848][ T32] r4:e055ddc0 [ 1340.341895][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.341988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.342056][ T32] r4:00000000 [ 1340.342122][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.342228][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.342299][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.342405][ T32] r5:00001000 r4:ee509000 [ 1340.342452][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.342538][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.342626][ T32] r5:8609478c r4:86094400 [ 1340.342672][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.342774][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.342821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.342920][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.342970][ T32] r4:84a53d80 ** 1 printk messages dropped ** [ 1340.364106][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1340.364927][ T32] INFO: task kworker/1:787:5061 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.365614][ T32] r4:84808000 ** 4 printk messages dropped ** [ 1340.366002][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb689e08 ** 8 printk messages dropped ** [ 1340.366705][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1340.367071][ T32] r5:85436f8c r4:85436c00 ** 3 printk messages dropped ** [ 1340.367371][ T32] r10:61c88647 r9:84808000 r8:85154dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1340.367921][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.369379][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1340.370104][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.370608][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.371023][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1340.371247][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.371347][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.371396][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.371493][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.371573][ T32] r4:84a53d80 [ 1340.371641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.371744][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.371810][ T32] r4:00000001 [ 1340.371882][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.371969][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.372038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.372103][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.372202][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.372289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.372351][ T32] r4:84a51100 [ 1340.372429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.372535][ T32] INFO: task kworker/1:788:5063 blocked for more than 466 seconds. [ 1340.372603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.372655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.372748][ T32] task:kworker/1:788 state:D stack:0 pid:5063 tgid:5063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.372861][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.372950][ T32] Call trace: [ 1340.373079][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.396718][ T32] r10:82918930 r9:eb691d84 r8:00000002 r7:60000113 r6:eb691d8c r5:84809800 [ 1340.396809][ T32] r4:84809800 [ 1340.396943][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.397089][ T32] r5:84809800 r4:8291892c [ 1340.397152][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.397266][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.397372][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb691e08 [ 1340.397429][ T32] r4:00000000 [ 1340.397477][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.397570][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.397662][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.397755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c5b40 [ 1340.397806][ T32] r4:00000000 [ 1340.398016][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.398140][ T32] r9:83018205 r8:84809800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1340.398195][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.398323][ T32] r5:00001000 r4:eacd1000 [ 1340.398372][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.398458][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.398550][ T32] r5:8543778c r4:85437400 [ 1340.398597][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.398696][ T32] r7:ddde2d80 r6:83018200 r5:8543778c r4:85154e00 [ 1340.398748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.398846][ T32] r10:61c88647 r9:84809800 r8:85154e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.398897][ T32] r4:85154e00 [ 1340.398943][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.399040][ T32] r10:00000000 r9:85154e00 r8:8027f5e8 r7:eb565e60 r6:84bdc400 r5:84809800 [ 1340.399111][ T32] r4:00000001 [ 1340.399165][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.399260][ T32] Exception stack(0xeb691fb0 to 0xeb691ff8) [ 1340.399329][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.399393][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.399454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.399522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.399575][ T32] r4:848c56c0 [ 1340.400345][ T32] INFO: task kworker/1:788:5063 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.400438][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.400641][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.400791][ T32] Call trace: [ 1340.400882][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.400996][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.401048][ T32] r4:00000000 [ 1340.401096][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.401187][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.401265][ T32] dd20: bab27000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.401329][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.401414][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.401479][ T32] r5:80000013 r4:80239bb0 [ 1340.401533][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.401625][ T32] r4:82ac11e4 [ 1340.401699][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.401811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.401867][ T32] r4:e055ddc0 [ 1340.401909][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.401996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.402042][ T32] r4:00000000 [ 1340.402105][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.402214][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.402271][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.402360][ T32] r5:00001000 r4:ee509000 [ 1340.402405][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.402491][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.402597][ T32] r5:8609478c r4:86094400 [ 1340.402644][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.402784][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.402839][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.402938][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.402993][ T32] r4:84a53d80 [ 1340.421773][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.422019][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.422086][ T32] r4:00000001 [ 1340.422131][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.422217][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.422289][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.422345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.422407][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.422468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.422522][ T32] r4:84a51100 [ 1340.422578][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.422682][ T32] INFO: task kworker/1:789:5065 blocked for more than 466 seconds. [ 1340.422758][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.422828][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.422887][ T32] task:kworker/1:789 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.423137][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.434149][ T32] Call trace: [ 1340.434251][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.434391][ T32] r10:82918930 r9:eb699d84 r8:00000002 r7:60000113 r6:eb699d8c r5:8480b000 [ 1340.434450][ T32] r4:8480b000 [ 1340.434504][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.434597][ T32] r5:8480b000 r4:8291892c [ 1340.434648][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.434734][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.434835][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb699e08 [ 1340.434956][ T32] r4:00000000 [ 1340.435018][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.435108][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.435195][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.435297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85138600 [ 1340.435349][ T32] r4:00000000 [ 1340.435394][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.435496][ T32] r9:83018205 r8:8480b000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1340.435547][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.435643][ T32] r5:00001000 r4:eaf27000 [ 1340.435690][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.435777][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.435867][ T32] r5:85440b8c r4:85440800 [ 1340.435914][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.436013][ T32] r7:ddde2d80 r6:83018200 r5:85440b8c r4:85154e80 [ 1340.436061][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.436633][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) ** 2 printk messages dropped ** [ 1340.436866][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.437832][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.438604][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1340.438811][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1340.439214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 5 printk messages dropped ** [ 1340.439673][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 4 printk messages dropped ** [ 1340.440102][ T32] r5:8609478c r4:86094400 ** 2 printk messages dropped ** [ 1340.440301][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.440398][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.440449][ T32] r4:84a53d80 [ 1340.440528][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.440626][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.440676][ T32] r4:00000001 [ 1340.440720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.440796][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.440852][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.440928][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.441013][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.441079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.441134][ T32] r4:84a51100 [ 1340.441209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.441296][ T32] INFO: task kworker/1:790:5067 blocked for more than 466 seconds. [ 1340.441368][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.441423][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.441497][ T32] task:kworker/1:790 state:D stack:0 pid:5067 tgid:5067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.441619][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.441743][ T32] Call trace: [ 1340.441821][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.441919][ T32] r10:82918930 r9:eb6a1d84 r8:00000002 r7:60000113 r6:eb6a1d8c r5:8480a400 [ 1340.441976][ T32] r4:8480a400 [ 1340.442026][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.442107][ T32] r5:8480a400 r4:8291892c [ 1340.442153][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.442250][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.442347][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a1e08 [ 1340.442447][ T32] r4:00000000 [ 1340.442510][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.442622][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.442705][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.442802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c5c80 [ 1340.442858][ T32] r4:00000000 [ 1340.442919][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.443085][ T32] r9:83018205 r8:8480a400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1340.465748][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.465929][ T32] r5:00001000 r4:ead9b000 [ 1340.465984][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.466081][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.466229][ T32] r5:85437b8c r4:85437800 [ 1340.466298][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.466409][ T32] r7:ddde2d80 r6:83018200 r5:85437b8c r4:85154f00 [ 1340.466460][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.466563][ T32] r10:61c88647 r9:8480a400 r8:85154f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.466615][ T32] r4:85154f00 [ 1340.466665][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.466808][ T32] r10:00000000 r9:85154f00 r8:8027f5e8 r7:eb699e60 r6:84bdc500 r5:8480a400 [ 1340.466866][ T32] r4:00000001 [ 1340.466917][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.467068][ T32] Exception stack(0xeb6a1fb0 to 0xeb6a1ff8) [ 1340.467146][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.467226][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.467311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.467384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.467441][ T32] r4:848c59c0 [ 1340.468174][ T32] INFO: task kworker/1:790:5067 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.468282][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.468485][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.468629][ T32] Call trace: [ 1340.468751][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.468862][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.468921][ T32] r4:00000000 [ 1340.468972][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.469053][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.469135][ T32] dd20: baf82000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.469222][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.469299][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.469357][ T32] r5:80000013 r4:80239bb0 [ 1340.469409][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.469502][ T32] r4:82ac11e4 [ 1340.469553][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.469649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.469704][ T32] r4:e055ddc0 [ 1340.469769][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.469863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.469916][ T32] r4:00000000 [ 1340.469968][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.470071][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.470158][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.470338][ T32] r5:00001000 r4:ee509000 [ 1340.470404][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.470494][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.470633][ T32] r5:8609478c r4:86094400 [ 1340.470702][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.470823][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.470879][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.470977][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.471060][ T32] r4:84a53d80 [ 1340.471129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.471260][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.471333][ T32] r4:00000001 [ 1340.471398][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.471500][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.471571][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.471661][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.471739][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.471805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.471871][ T32] r4:84a51100 [ 1340.471941][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.472017][ T32] INFO: task kworker/0:181:5069 blocked for more than 466 seconds. [ 1340.472107][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.472184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.472251][ T32] task:kworker/0:181 state:D stack:0 pid:5069 tgid:5069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.472360][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.472501][ T32] Call trace: [ 1340.472588][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.472692][ T32] r10:82918930 r9:eb6a9d84 r8:00000002 r7:60000113 r6:eb6a9d8c r5:8480c800 [ 1340.472746][ T32] r4:8480c800 [ 1340.472872][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.472970][ T32] r5:8480c800 r4:8291892c [ 1340.473092][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.496561][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.496802][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1340.496873][ T32] r4:00000000 [ 1340.496968][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.497070][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.497155][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.497271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d6800 [ 1340.497365][ T32] r4:00000000 [ 1340.497439][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.497545][ T32] r9:83018005 r8:8480c800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1340.497597][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.497698][ T32] r5:00001000 r4:eb351000 [ 1340.497761][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.497855][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.497948][ T32] r5:8538338c r4:85383000 [ 1340.498001][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.498133][ T32] r7:dddced80 r6:83018000 r5:8538338c r4:84bdc580 [ 1340.498273][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.498425][ T32] r10:61c88647 r9:8480c800 r8:84bdc5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.498499][ T32] r4:84bdc580 [ 1340.498552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.498651][ T32] r10:00000000 r9:84bdc580 r8:8027f5e8 r7:eb4f5e60 r6:84bdc600 r5:8480c800 [ 1340.498706][ T32] r4:00000001 [ 1340.498753][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.498835][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) [ 1340.498899][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.498986][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.499052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.499131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.499200][ T32] r4:84be7ec0 [ 1340.499941][ T32] INFO: task kworker/0:181:5069 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.500019][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.500169][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.500288][ T32] Call trace: [ 1340.500364][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.500494][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.500554][ T32] r4:00000000 [ 1340.500601][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.500690][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.500779][ T32] dd20: bb1cf000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.500881][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.501002][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.501065][ T32] r5:80000013 r4:80239bb0 [ 1340.501112][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.501205][ T32] r4:82ac11e4 [ 1340.501266][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.501359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.501412][ T32] r4:e055ddc0 [ 1340.501478][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.501573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.501645][ T32] r4:00000000 [ 1340.501703][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.501802][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.501854][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.501946][ T32] r5:00001000 r4:ee509000 [ 1340.501994][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.502103][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.502224][ T32] r5:8609478c r4:86094400 [ 1340.502286][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.502436][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.502548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.502692][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.502756][ T32] r4:84a53d80 [ 1340.502822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.502929][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.502987][ T32] r4:00000001 [ 1340.521293][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.521562][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.521646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.521735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.521805][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.521869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.521919][ T32] r4:84a51100 [ 1340.521993][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.522068][ T32] INFO: task kworker/1:791:5070 blocked for more than 467 seconds. [ 1340.522147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.522206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.522252][ T32] task:kworker/1:791 state:D stack:0 pid:5070 tgid:5070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.522367][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.522470][ T32] Call trace: [ 1340.522572][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.522686][ T32] r10:82918930 r9:eb6add84 r8:00000002 r7:60000113 r6:eb6add8c r5:84808c00 [ 1340.522751][ T32] r4:84808c00 [ 1340.522785][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.522828][ T32] r5:84808c00 r4:8291892c [ 1340.522850][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.522921][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.522984][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ade08 [ 1340.536358][ T32] r4:00000000 [ 1340.536514][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.536640][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.536732][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.536828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c5e00 [ 1340.536885][ T32] r4:00000000 [ 1340.536961][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.537018][ T32] r9:83018205 r8:84808c00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1340.537042][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.537140][ T32] r5:00001000 r4:eadf7000 [ 1340.537196][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.537287][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.537381][ T32] r5:85437f8c r4:85437c00 [ 1340.537441][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.537540][ T32] r7:ddde2d80 r6:83018200 r5:85437f8c r4:85154f80 [ 1340.537573][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.537653][ T32] r10:61c88647 r9:84808c00 r8:85154fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.537681][ T32] r4:85154f80 [ 1340.537702][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.537768][ T32] r10:00000000 r9:85154f80 r8:8027f5e8 r7:eb699e60 r6:84bdc680 r5:84808c00 [ 1340.537797][ T32] r4:00000001 [ 1340.537842][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.537885][ T32] Exception stack(0xeb6adfb0 to 0xeb6adff8) [ 1340.537918][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.537947][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.537998][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.538066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.538113][ T32] r4:848c5b00 [ 1340.538824][ T32] INFO: task kworker/1:791:5070 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.538898][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.539080][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.539187][ T32] Call trace: [ 1340.539257][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.539355][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.539404][ T32] r4:00000000 [ 1340.539445][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.539516][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.539575][ T32] dd20: bb618000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.539652][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.539701][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.539755][ T32] r5:80000013 r4:80239bb0 [ 1340.539806][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.539869][ T32] r4:82ac11e4 [ 1340.539917][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.539987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.540011][ T32] r4:e055ddc0 [ 1340.540031][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.540072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.540109][ T32] r4:00000000 [ 1340.540155][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.540284][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.540346][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.540441][ T32] r5:00001000 r4:ee509000 [ 1340.540513][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.540652][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.540729][ T32] r5:8609478c r4:86094400 [ 1340.540753][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.540803][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.540892][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.540945][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.540970][ T32] r4:84a53d80 [ 1340.541009][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.541066][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.541089][ T32] r4:00000001 [ 1340.541133][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.541175][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.541203][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.541287][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.541319][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.541389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.541437][ T32] r4:84a51100 [ 1340.541481][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.541572][ T32] INFO: task kworker/1:792:5073 blocked for more than 467 seconds. [ 1340.541651][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.541691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.541737][ T32] task:kworker/1:792 state:D stack:0 pid:5073 tgid:5073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.541798][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.541919][ T32] Call trace: [ 1340.541977][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.542032][ T32] r10:82918930 r9:eb6b9d84 r8:00000002 r7:60000113 r6:eb6b9d8c r5:8480bc00 [ 1340.542176][ T32] r4:8480bc00 [ 1340.542203][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.542271][ T32] r5:8480bc00 r4:8291892c [ 1340.542297][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.542343][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.542403][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b9e08 [ 1340.542461][ T32] r4:00000000 [ 1340.542580][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.542640][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.542677][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.542720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c5f00 [ 1340.542759][ T32] r4:00000000 [ 1340.542787][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.542835][ T32] r9:83018205 r8:8480bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1340.542882][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.542955][ T32] r5:00001000 r4:eaee3000 [ 1340.542979][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.543145][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.563721][ T32] r5:8544038c r4:85440000 [ 1340.563824][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.563957][ T32] r7:ddde2d80 r6:83018200 r5:8544038c r4:85145000 [ 1340.563983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.564072][ T32] r10:61c88647 r9:8480bc00 r8:8514502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.564117][ T32] r4:85145000 [ 1340.564142][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.564227][ T32] r10:00000000 r9:85145000 r8:8027f5e8 r7:eb699e60 r6:84bdc700 r5:8480bc00 [ 1340.564259][ T32] r4:00000001 [ 1340.564284][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.564330][ T32] Exception stack(0xeb6b9fb0 to 0xeb6b9ff8) [ 1340.564408][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.564500][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.564601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.564676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.564734][ T32] r4:848c5c00 [ 1340.565410][ T32] INFO: task kworker/1:792:5073 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.565455][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.565606][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.565665][ T32] Call trace: [ 1340.565698][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.565774][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.565846][ T32] r4:00000000 [ 1340.565873][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.565915][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.565968][ T32] dd20: bb999000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.566002][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.566030][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.566055][ T32] r5:80000013 r4:80239bb0 [ 1340.566098][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.566152][ T32] r4:82ac11e4 [ 1340.566192][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.566246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.566294][ T32] r4:e055ddc0 [ 1340.566319][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.566368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.566391][ T32] r4:00000000 [ 1340.566411][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.566507][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.566555][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.566646][ T32] r5:00001000 r4:ee509000 [ 1340.566698][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.566799][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.566927][ T32] r5:8609478c r4:86094400 [ 1340.566999][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.567051][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.567073][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.567168][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.567216][ T32] r4:84a53d80 [ 1340.567255][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.567354][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.567403][ T32] r4:00000001 [ 1340.567443][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.567534][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.567602][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.567687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.567747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.567828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.567864][ T32] r4:84a51100 [ 1340.567889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.567995][ T32] INFO: task kworker/1:793:5074 blocked for more than 467 seconds. [ 1340.568037][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.568087][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.568183][ T32] task:kworker/1:793 state:D stack:0 pid:5074 tgid:5074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.568325][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.568377][ T32] Call trace: [ 1340.568426][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.568520][ T32] r10:82918930 r9:eb6bdd84 r8:00000002 r7:60000113 r6:eb6bdd8c r5:8480ec00 [ 1340.568570][ T32] r4:8480ec00 [ 1340.568606][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.568649][ T32] r5:8480ec00 r4:8291892c [ 1340.568671][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.568737][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.568788][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6bde08 [ 1340.568839][ T32] r4:00000000 [ 1340.568888][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.568969][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.569046][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.569099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c53c0 [ 1340.569123][ T32] r4:00000000 [ 1340.569156][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.569235][ T32] r9:83018205 r8:8480ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1340.569260][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.569302][ T32] r5:00001000 r4:eaf0b000 [ 1340.569322][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.569390][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.569438][ T32] r5:8544078c r4:85440400 [ 1340.569477][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.569579][ T32] r7:ddde2d80 r6:83018200 r5:8544078c r4:85145080 [ 1340.569612][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.569659][ T32] r10:61c88647 r9:8480ec00 r8:851450ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.569683][ T32] r4:85145080 [ 1340.569702][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.569746][ T32] r10:00000000 r9:85145080 r8:8027f5e8 r7:eb699e60 r6:84bdc780 r5:8480ec00 [ 1340.569768][ T32] r4:00000001 [ 1340.569787][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.569844][ T32] Exception stack(0xeb6bdfb0 to 0xeb6bdff8) [ 1340.569875][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.569953][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.569986][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.570042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.570143][ T32] r4:848c5d00 [ 1340.570443][ T32] INFO: task kworker/1:793:5074 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.570510][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.570699][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.570753][ T32] Call trace: [ 1340.570784][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.570837][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.570889][ T32] r4:00000000 [ 1340.570915][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.571002][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.571055][ T32] dd20: bb999000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.571094][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.571122][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.571181][ T32] r5:80000013 r4:80239bb0 [ 1340.571207][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.571320][ T32] r4:82ac11e4 [ 1340.571349][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.571417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.571444][ T32] r4:e055ddc0 [ 1340.571469][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.571533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.571558][ T32] r4:00000000 [ 1340.571577][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.571660][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.571684][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.571726][ T32] r5:00001000 r4:ee509000 [ 1340.571771][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.571839][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.571981][ T32] r5:8609478c r4:86094400 [ 1340.572030][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.572126][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.572188][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.572289][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.572348][ T32] r4:84a53d80 [ 1340.572392][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.572514][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.572566][ T32] r4:00000001 [ 1340.572657][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.572740][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.572796][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.572855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.572911][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.572976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.573055][ T32] r4:84a51100 [ 1340.599540][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.599658][ T32] INFO: task kworker/1:794:5076 blocked for more than 467 seconds. [ 1340.599706][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.599735][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.599831][ T32] task:kworker/1:794 state:D stack:0 pid:5076 tgid:5076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.599899][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.599963][ T32] Call trace: [ 1340.600000][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.600062][ T32] r10:82918930 r9:eb6c5d84 r8:00000002 r7:60000113 r6:eb6c5d8c r5:8480e000 [ 1340.600087][ T32] r4:8480e000 [ 1340.600109][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.600150][ T32] r5:8480e000 r4:8291892c [ 1340.600170][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.600209][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.600272][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6c5e08 [ 1340.600305][ T32] r4:00000000 [ 1340.600329][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.600375][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.600417][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.600488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d17c0 [ 1340.600537][ T32] r4:00000000 [ 1340.600721][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.600881][ T32] r9:83018205 r8:8480e000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1340.600937][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.601046][ T32] r5:00001000 r4:eb0c5000 [ 1340.601100][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.601170][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.601214][ T32] r5:8544238c r4:85442000 [ 1340.601234][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.601281][ T32] r7:ddde2d80 r6:83018200 r5:8544238c r4:85145100 [ 1340.601303][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.601348][ T32] r10:61c88647 r9:8480e000 r8:8514512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.601370][ T32] r4:85145100 [ 1340.601391][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.601437][ T32] r10:00000000 r9:85145100 r8:8027f5e8 r7:eb699e60 r6:84bdc800 r5:8480e000 [ 1340.601485][ T32] r4:00000001 [ 1340.601509][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.601592][ T32] Exception stack(0xeb6c5fb0 to 0xeb6c5ff8) [ 1340.601628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.601683][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.601716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.601754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.601824][ T32] r4:848c5f80 [ 1340.602481][ T32] INFO: task kworker/1:794:5076 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.602525][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.602602][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.602698][ T32] Call trace: [ 1340.602736][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.602810][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.602838][ T32] r4:00000000 [ 1340.602859][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.602898][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.602997][ T32] dd20: bbba1000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.603033][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.603154][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.613870][ T32] r5:80000013 r4:80239bb0 [ 1340.613918][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.614016][ T32] r4:82ac11e4 [ 1340.614076][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.614138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.614169][ T32] r4:e055ddc0 [ 1340.614264][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.614315][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.614343][ T32] r4:00000000 [ 1340.614366][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1340.614545][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.615182][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.615327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.615363][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.615398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.615518][ T32] r4:84a51100 [ 1340.615590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.615634][ T32] INFO: task kworker/1:795:5078 blocked for more than 467 seconds. [ 1340.615670][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.615762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.615829][ T32] task:kworker/1:795 state:D stack:0 pid:5078 tgid:5078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.615891][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.615939][ T32] Call trace: [ 1340.616028][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.616083][ T32] r10:82918930 r9:eb6cdd84 r8:00000002 r7:60000113 r6:eb6cdd8c r5:8480d400 [ 1340.616134][ T32] r4:8480d400 [ 1340.616181][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.616262][ T32] r5:8480d400 r4:8291892c [ 1340.616309][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.616398][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.616549][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 [ 1340.616587][ T32] r4:00000000 [ 1340.616610][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.616690][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.616757][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.616811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848c5fc0 [ 1340.616838][ T32] r4:00000000 [ 1340.616902][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.616956][ T32] r9:83018205 r8:8480d400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1340.616980][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.617024][ T32] r5:00001000 r4:eaf51000 [ 1340.617069][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.617113][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.617158][ T32] r5:85440f8c r4:85440c00 [ 1340.617179][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.617264][ T32] r7:ddde2d80 r6:83018200 r5:85440f8c r4:85145180 [ 1340.617290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.617365][ T32] r10:61c88647 r9:8480d400 r8:851451ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.617416][ T32] r4:85145180 [ 1340.617477][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.617550][ T32] r10:00000000 r9:85145180 r8:8027f5e8 r7:eb6c5e60 r6:84bdc880 r5:8480d400 [ 1340.617624][ T32] r4:00000001 [ 1340.617655][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.617692][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) [ 1340.617728][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.617757][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.617823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.617881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.617914][ T32] r4:84be7980 [ 1340.618367][ T32] INFO: task kworker/1:795:5078 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.618405][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.618495][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.618601][ T32] Call trace: [ 1340.618684][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.618737][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.618806][ T32] r4:00000000 [ 1340.618886][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.618970][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.619045][ T32] dd20: bbd8b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.619112][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.619185][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.619326][ T32] r5:80000013 r4:80239bb0 [ 1340.619363][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.619456][ T32] r4:82ac11e4 [ 1340.619480][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.619525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.619569][ T32] r4:e055ddc0 [ 1340.619597][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.619668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.619693][ T32] r4:00000000 [ 1340.619715][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.619763][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.619784][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.619874][ T32] r5:00001000 r4:ee509000 [ 1340.619941][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.620024][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.620190][ T32] r5:8609478c r4:86094400 [ 1340.620264][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.620388][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.620485][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.620592][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.620646][ T32] r4:84a53d80 [ 1340.620669][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.620718][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.620742][ T32] r4:00000001 [ 1340.620763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.620799][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.620902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.620938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.621014][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.621047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.621070][ T32] r4:84a51100 [ 1340.621092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.621122][ T32] INFO: task kworker/1:796:5081 blocked for more than 467 seconds. [ 1340.621186][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.621215][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.621246][ T32] task:kworker/1:796 state:D stack:0 pid:5081 tgid:5081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.621352][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.621441][ T32] Call trace: [ 1340.621551][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.621622][ T32] r10:82918930 r9:eb6d9d84 r8:00000002 r7:60000013 r6:eb6d9d8c r5:85468000 [ 1340.621647][ T32] r4:85468000 [ 1340.621705][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.621788][ T32] r5:85468000 r4:8291892c [ 1340.621815][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.621910][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.621963][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 [ 1340.621991][ T32] r4:00000000 [ 1340.622038][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.622157][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.622199][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.622241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d1040 [ 1340.622265][ T32] r4:00000000 [ 1340.622285][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.622367][ T32] r9:83018205 r8:85468000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.622434][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.622532][ T32] r5:00001000 r4:eaf7f000 [ 1340.622600][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.622693][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.622781][ T32] r5:8544138c r4:85441000 [ 1340.622830][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.622897][ T32] r7:ddde2d80 r6:83018200 r5:8544138c r4:85145200 [ 1340.622950][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.642676][ T32] r10:61c88647 r9:85468000 r8:8514522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.642845][ T32] r4:85145200 [ 1340.642901][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.643028][ T32] r10:00000000 r9:85145200 r8:8027f5e8 r7:eb6c5e60 r6:84bdc900 r5:85468000 [ 1340.643137][ T32] r4:00000001 [ 1340.653508][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.653626][ T32] Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) [ 1340.653696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.653741][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.653800][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.653876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.653939][ T32] r4:853d1080 [ 1340.654717][ T32] INFO: task kworker/1:796:5081 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.654798][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.654937][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.655044][ T32] Call trace: [ 1340.655116][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.655209][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.655239][ T32] r4:00000000 [ 1340.655278][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.655330][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.655368][ T32] dd20: bc36e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.655403][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.655433][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.655493][ T32] r5:80000013 r4:80239bb0 [ 1340.655546][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.655686][ T32] r4:82ac11e4 [ 1340.655752][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.655859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 7 printk messages dropped ** [ 1340.656369][ T32] r5:00001000 r4:ee509000 ** 5 printk messages dropped ** [ 1340.656769][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1340.657369][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1340.657666][ T32] INFO: task kworker/1:797:5082 blocked for more than 467 seconds. ** 6 printk messages dropped ** [ 1340.658408][ T32] r10:82918930 r9:eb67dd84 r8:00000002 r7:60000013 r6:eb67dd8c r5:85409800 ** 6 printk messages dropped ** [ 1340.658796][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.659265][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.659502][ T32] r5:00001000 r4:eafab000 [ 1340.659553][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1340.659927][ T32] r7:ddde2d80 r6:83018200 r5:8544178c r4:85145280 [ 1340.659955][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.660030][ T32] r10:61c88647 r9:85409800 r8:851452ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.660058][ T32] r4:85145280 [ 1340.660085][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.660164][ T32] r10:00000000 r9:85145280 r8:8027f5e8 r7:eb6c5e60 r6:85145300 r5:85409800 [ 1340.660481][ T32] r4:00000001 [ 1340.660526][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.660627][ T32] Exception stack(0xeb67dfb0 to 0xeb67dff8) [ 1340.660692][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.660760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.660831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.660901][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.660949][ T32] r4:853d1200 [ 1340.661336][ T32] INFO: task kworker/1:797:5082 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.661435][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.661562][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.661684][ T32] Call trace: [ 1340.661758][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.661858][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.661914][ T32] r4:00000000 [ 1340.661986][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.662044][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.662077][ T32] dd20: bc36e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.662109][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.662163][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.662195][ T32] r5:80000013 r4:80239bb0 [ 1340.662232][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.662344][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.662785][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.663146][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.687012][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.687329][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.687695][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1340.688169][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1340.689027][ T32] r5:00001000 r4:eb06d000 [ 1340.689062][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.689145][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.689659][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.689949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.691021][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 10 printk messages dropped ** [ 1340.691500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1340.692025][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.692071][ T32] r5:8609478c r4:86094400 [ 1340.692115][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.692168][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.692190][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.692265][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.692291][ T32] r4:84a53d80 [ 1340.692311][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.692364][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.692391][ T32] r4:00000001 [ 1340.692413][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.692451][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.692564][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.692612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.692643][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.692699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.692729][ T32] r4:84a51100 [ 1340.692753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.692804][ T32] INFO: task kworker/1:799:5087 blocked for more than 467 seconds. [ 1340.692848][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.692897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.692922][ T32] task:kworker/1:799 state:D stack:0 pid:5087 tgid:5087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.692972][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.709769][ T32] Call trace: [ 1340.709867][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.709985][ T32] r10:82918930 r9:eb681d84 r8:00000002 r7:60000113 r6:eb681d8c r5:8540b000 [ 1340.710016][ T32] r4:8540b000 [ 1340.710041][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.710137][ T32] r5:8540b000 r4:8291892c [ 1340.710206][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.710300][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.710399][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb681e08 [ 1340.710463][ T32] r4:00000000 [ 1340.710506][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.710593][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.710679][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.710763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d15c0 [ 1340.710835][ T32] r4:00000000 [ 1340.710885][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.710996][ T32] r9:83018205 r8:8540b000 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1340.711051][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.711175][ T32] r5:00001000 r4:eb0a5000 [ 1340.711224][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1340.711400][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1340.712975][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 16 printk messages dropped ** [ 1340.729003][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 12 printk messages dropped ** [ 1340.729766][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1340.730226][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1340.730837][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.731161][ T32] r9:83018205 r8:8540c800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 ** 5 printk messages dropped ** [ 1340.731406][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.731629][ T32] r4:85145580 [ 1340.731675][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.731763][ T32] r10:00000000 r9:85145580 r8:8027f5e8 r7:eb6c5e60 r6:85145600 r5:8540c800 [ 1340.731826][ T32] r4:00000001 [ 1340.731874][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.731930][ T32] Exception stack(0xeb6ddfb0 to 0xeb6ddff8) [ 1340.732001][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.732036][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.732064][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.732119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.732145][ T32] r4:853d1640 [ 1340.732697][ T32] INFO: task kworker/1:800:5089 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.732766][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.732832][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.732925][ T32] Call trace: [ 1340.733038][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.753787][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.753873][ T32] r4:00000000 [ 1340.753973][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.754088][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.754160][ T32] dd20: bcd69000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.754227][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.754277][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.754333][ T32] r5:80000013 r4:80239bb0 [ 1340.754383][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 7 printk messages dropped ** [ 1340.754927][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.755025][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.755067][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.755161][ T32] r5:00001000 r4:ee509000 [ 1340.755210][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.755296][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.755395][ T32] r5:8609478c r4:86094400 [ 1340.755439][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.755536][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.755603][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.755699][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1340.756051][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 10 printk messages dropped ** [ 1340.756881][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.757553][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6e1e08 ** 9 printk messages dropped ** [ 1340.758271][ T32] r5:00001000 r4:eb149000 ** 3 printk messages dropped ** [ 1340.758560][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.759077][ T32] r4:00000001 [ 1340.759129][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.759231][ T32] Exception stack(0xeb6e1fb0 to 0xeb6e1ff8) [ 1340.759325][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.759400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.759466][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.759536][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.759587][ T32] r4:853d1500 [ 1340.760261][ T32] INFO: task kworker/1:801:5090 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 5 printk messages dropped ** [ 1340.760879][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1340.761546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 13 printk messages dropped ** [ 1340.762510][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1340.777891][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1340.778807][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1340.779679][ T32] r5:00001000 r4:eb127000 ** 2 printk messages dropped ** [ 1340.779894][ T32] r5:85442b8c r4:85442800 ** 4 printk messages dropped ** [ 1340.780312][ T32] r4:85145780 [ 1340.780369][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.780458][ T32] r10:00000000 r9:85145780 r8:8027f5e8 r7:eb6e1e60 r6:85145800 r5:8540bc00 [ 1340.780527][ T32] r4:00000001 [ 1340.780569][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.780648][ T32] Exception stack(0xeb6e9fb0 to 0xeb6e9ff8) [ 1340.780700][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.780777][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.780837][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.780909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.780961][ T32] r4:853d14c0 [ 1340.781602][ T32] INFO: task kworker/1:802:5092 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.781668][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.781803][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.781892][ T32] Call trace: [ 1340.781948][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.782043][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.782111][ T32] r4:00000000 [ 1340.782158][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.782229][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.782288][ T32] dd20: bcd69000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.782349][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.782404][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.782453][ T32] r5:80000013 r4:80239bb0 [ 1340.782498][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.782576][ T32] r4:82ac11e4 [ 1340.782620][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.782708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.782752][ T32] r4:e055ddc0 [ 1340.782796][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.782878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.782924][ T32] r4:00000000 [ 1340.782967][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.803529][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.803583][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.803683][ T32] r5:00001000 r4:ee509000 [ 1340.803727][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.803786][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.803867][ T32] r5:8609478c r4:86094400 [ 1340.803891][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.803984][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.804015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.804103][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.804153][ T32] r4:84a53d80 [ 1340.804194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.804285][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.804333][ T32] r4:00000001 [ 1340.804383][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.804492][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.804547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.804607][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.804688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.804763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.804809][ T32] r4:84a51100 ** 2 printk messages dropped ** [ 1340.805012][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.805038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.805094][ T32] task:kworker/1:803 state:D stack:0 pid:5095 tgid:5095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.805177][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.805223][ T32] Call trace: [ 1340.805287][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.805356][ T32] r10:82918930 r9:eb6edd84 r8:00000002 r7:60000013 r6:eb6edd8c r5:8540d400 [ 1340.805399][ T32] r4:8540d400 [ 1340.805421][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.805486][ T32] r5:8540d400 r4:8291892c [ 1340.805510][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.805610][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.805689][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6ede08 [ 1340.805715][ T32] r4:00000000 [ 1340.805740][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.805825][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1340.806230][ T32] r5:00001000 r4:eb33b000 [ 1340.806274][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.806315][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1340.806444][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.806930][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.807232][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.807833][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.807953][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.808037][ T32] Call trace: [ 1340.808099][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.808192][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.808220][ T32] r4:00000000 [ 1340.808257][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.808328][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.808380][ T32] dd20: bcf6e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.808418][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.808448][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.808509][ T32] r5:80000013 r4:80239bb0 [ 1340.808545][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.808636][ T32] r4:82ac11e4 [ 1340.808680][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.808780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.808834][ T32] r4:e055ddc0 [ 1340.808881][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.808987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.809041][ T32] r4:00000000 [ 1340.809141][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.809258][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.809309][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.809403][ T32] r5:00001000 r4:ee509000 [ 1340.809426][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.809486][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.809594][ T32] r5:8609478c r4:86094400 [ 1340.809643][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.809741][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.809773][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.809821][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.809870][ T32] r4:84a53d80 [ 1340.809922][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.810021][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.810045][ T32] r4:00000001 [ 1340.810066][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.810117][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.810184][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.810221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.810277][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.810339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.810379][ T32] r4:84a51100 [ 1340.810428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.810480][ T32] INFO: task kworker/1:804:5097 blocked for more than 467 seconds. [ 1340.810535][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.810587][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.810635][ T32] task:kworker/1:804 state:D stack:0 pid:5097 tgid:5097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.810724][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.810810][ T32] Call trace: [ 1340.810870][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.810958][ T32] r10:82918930 r9:eb6f1d84 r8:00000002 r7:60000113 r6:eb6f1d8c r5:85408000 [ 1340.810983][ T32] r4:85408000 [ 1340.811017][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.811088][ T32] r5:85408000 r4:8291892c [ 1340.811119][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.811190][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.811268][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f1e08 [ 1340.811371][ T32] r4:00000000 [ 1340.811446][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.811511][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.811586][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.811633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d1f40 [ 1340.811704][ T32] r4:00000000 [ 1340.811741][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.811827][ T32] r9:83018205 r8:85408000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1340.811894][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.811968][ T32] r5:00001000 r4:eb32b000 [ 1340.812046][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.812153][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.812229][ T32] r5:8544338c r4:85443000 [ 1340.812252][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1340.812543][ T32] r4:85145980 ** 6 printk messages dropped ** [ 1340.812917][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.837708][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 14 printk messages dropped ** [ 1340.838641][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.838902][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1340.839700][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 13 printk messages dropped ** [ 1340.840509][ T32] r10:82918930 r9:eb6e5d84 r8:00000002 r7:60000013 r6:eb6e5d8c r5:8540ec00 ** 9 printk messages dropped ** [ 1340.841007][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1340.841448][ T32] r5:00001000 r4:eb545000 [ 1340.841480][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.841559][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.841662][ T32] r5:85443f8c r4:85443c00 [ 1340.841705][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.841816][ T32] r7:ddde2d80 r6:83018200 r5:85443f8c r4:85145a80 [ 1340.841872][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.841968][ T32] r10:61c88647 r9:8540ec00 r8:85145aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.842015][ T32] r4:85145a80 [ 1340.842058][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.842142][ T32] r10:00000000 r9:85145a80 r8:8027f5e8 r7:eb6ede60 r6:85145b00 r5:8540ec00 [ 1340.842188][ T32] r4:00000001 [ 1340.842231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.842295][ T32] Exception stack(0xeb6e5fb0 to 0xeb6e5ff8) [ 1340.842360][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.842402][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.842429][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.842470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.842508][ T32] r4:84be5fc0 [ 1340.842912][ T32] INFO: task kworker/1:805:5099 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.842984][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.863442][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.863637][ T32] Call trace: [ 1340.863783][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.863846][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.863890][ T32] r4:00000000 [ 1340.863916][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.863993][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.864029][ T32] dd20: bd756000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.864063][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.864092][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.864120][ T32] r5:80000013 r4:80239bb0 [ 1340.864143][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.864190][ T32] r4:82ac11e4 [ 1340.864212][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.864258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.864310][ T32] r4:e055ddc0 [ 1340.864335][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.864388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.864412][ T32] r4:00000000 [ 1340.864519][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.864577][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.864602][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.864691][ T32] r5:00001000 r4:ee509000 [ 1340.864720][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.864764][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.864811][ T32] r5:8609478c r4:86094400 [ 1340.864834][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.864933][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.864987][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.865086][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.865152][ T32] r4:84a53d80 [ 1340.865208][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.865281][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.865307][ T32] r4:00000001 [ 1340.865328][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.865409][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.865467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.865528][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.865583][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.865653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.865685][ T32] r4:84a51100 [ 1340.865711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.865766][ T32] INFO: task kworker/1:806:5100 blocked for more than 467 seconds. [ 1340.865828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.865859][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.865933][ T32] task:kworker/1:806 state:D stack:0 pid:5100 tgid:5100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.865999][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.866164][ T32] Call trace: [ 1340.866204][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.866282][ T32] r10:82918930 r9:eb6f9d84 r8:00000002 r7:60000113 r6:eb6f9d8c r5:8540e000 [ 1340.866350][ T32] r4:8540e000 [ 1340.866434][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.866480][ T32] r5:8540e000 r4:8291892c [ 1340.866501][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.866546][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.866627][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f9e08 [ 1340.866762][ T32] r4:00000000 [ 1340.866789][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.866831][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.866894][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.866942][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330640 [ 1340.866987][ T32] r4:00000000 [ 1340.867022][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.867072][ T32] r9:83018205 r8:8540e000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1340.867121][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.867176][ T32] r5:00001000 r4:eb38f000 [ 1340.867198][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.867254][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.867320][ T32] r5:85443b8c r4:85443800 [ 1340.867361][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.867459][ T32] r7:ddde2d80 r6:83018200 r5:85443b8c r4:85145b80 [ 1340.867544][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.867657][ T32] r10:61c88647 r9:8540e000 r8:85145bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.867715][ T32] r4:85145b80 [ 1340.867757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.867819][ T32] r10:00000000 r9:85145b80 r8:8027f5e8 r7:eb6e5e60 r6:85145c00 r5:8540e000 [ 1340.867842][ T32] r4:00000001 [ 1340.867866][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.867906][ T32] Exception stack(0xeb6f9fb0 to 0xeb6f9ff8) [ 1340.867934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.867977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.868034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.868067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.868112][ T32] r4:85126f80 [ 1340.868662][ T32] INFO: task kworker/1:806:5100 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.868744][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.868831][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.868879][ T32] Call trace: [ 1340.868910][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.868958][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.869000][ T32] r4:00000000 [ 1340.869037][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.869155][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.869201][ T32] dd20: bd756000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.869234][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 2 printk messages dropped ** [ 1340.869306][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1340.869750][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.869932][ T32] r5:00001000 r4:ee509000 ** 2 printk messages dropped ** [ 1340.870164][ T32] r5:8609478c r4:86094400 ** 2 printk messages dropped ** [ 1340.870353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1340.870496][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.870567][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.870644][ T32] r4:00000001 [ 1340.870701][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.870776][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.870833][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.870894][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.870956][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.871018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.871064][ T32] r4:84a51100 [ 1340.871106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.871163][ T32] INFO: task kworker/0:182:5103 blocked for more than 467 seconds. [ 1340.871220][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.871270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.871307][ T32] task:kworker/0:182 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.871364][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.871407][ T32] Call trace: [ 1340.871493][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.871623][ T32] r10:82918930 r9:eb705d84 r8:00000002 r7:60000113 r6:eb705d8c r5:85410c00 [ 1340.871661][ T32] r4:85410c00 [ 1340.871681][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.871745][ T32] r5:85410c00 r4:8291892c [ 1340.871794][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.871843][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.871918][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb705e08 [ 1340.871944][ T32] r4:00000000 [ 1340.871975][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.872029][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.872065][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.872105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853d6a00 [ 1340.872128][ T32] r4:00000000 [ 1340.872148][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.872209][ T32] r9:83018005 r8:85410c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1340.872243][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.872285][ T32] r5:00001000 r4:eb37f000 [ 1340.872326][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.872384][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.872427][ T32] r5:85383b8c r4:85383800 [ 1340.872446][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.872560][ T32] r7:dddced80 r6:83018000 r5:85383b8c r4:84bdc980 [ 1340.872586][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.872643][ T32] r10:61c88647 r9:85410c00 r8:84bdc9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1340.872698][ T32] r4:84bdc980 [ 1340.872747][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.872829][ T32] r10:00000000 r9:84bdc980 r8:8027f5e8 r7:eb4f5e60 r6:85145c80 r5:85410c00 [ 1340.872854][ T32] r4:00000001 [ 1340.872873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.872907][ T32] Exception stack(0xeb705fb0 to 0xeb705ff8) ** 1 printk messages dropped ** [ 1340.872962][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.904785][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.905601][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 4 printk messages dropped ** [ 1340.905939][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1340.906468][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.906701][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.907145][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 1 printk messages dropped ** [ 1340.907399][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1340.907745][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1340.907967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 4 printk messages dropped ** [ 1340.908325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1340.908997][ T32] r5:85412400 r4:8291892c ** 2 printk messages dropped ** [ 1340.909345][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb70de08 ** 9 printk messages dropped ** [ 1340.910040][ T32] r5:00001000 r4:eaec7000 ** 3 printk messages dropped ** [ 1340.910386][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1340.911758][ T32] r4:853d6880 ** 2 printk messages dropped ** [ 1340.912439][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.912985][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1340.938008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.938107][ T32] r4:e055ddc0 [ 1340.938161][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.938278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.938328][ T32] r4:00000000 [ 1340.938379][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.938472][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.938520][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.938613][ T32] r5:00001000 r4:ee509000 [ 1340.938653][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.938829][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.939027][ T32] r5:8609478c r4:86094400 [ 1340.939278][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.939403][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.939462][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.939555][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.939674][ T32] r4:84a53d80 [ 1340.939775][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.939865][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.940011][ T32] r4:00000001 [ 1340.940073][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.940273][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.940351][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.940451][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.940547][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.940614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.940683][ T32] r4:84a51100 [ 1340.940751][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.940812][ T32] INFO: task kworker/0:184:5106 blocked for more than 467 seconds. [ 1340.940900][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.941006][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.941067][ T32] task:kworker/0:184 state:D stack:0 pid:5106 tgid:5106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.941185][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.941341][ T32] Call trace: [ 1340.941415][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.941513][ T32] r10:82918930 r9:eb711d84 r8:00000002 r7:60000113 r6:eb711d8c r5:85413000 [ 1340.941583][ T32] r4:85413000 [ 1340.941643][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.941723][ T32] r5:85413000 r4:8291892c [ 1340.941771][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.941849][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.941938][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb711e08 [ 1340.942008][ T32] r4:00000000 [ 1340.942297][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.942386][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.942461][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.942547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85329600 [ 1340.942619][ T32] r4:00000000 [ 1340.942660][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.942752][ T32] r9:83018005 r8:85413000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1340.942818][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.942906][ T32] r5:00001000 r4:eb4c1000 [ 1340.942960][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.943042][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.957051][ T32] r5:85456b8c r4:85456800 [ 1340.957146][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.957279][ T32] r7:dddced80 r6:83018000 r5:85456b8c r4:84bdca80 [ 1340.957322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1340.957514][ T32] r4:84bdca80 ** 4 printk messages dropped ** [ 1340.957880][ T32] Exception stack(0xeb711fb0 to 0xeb711ff8) ** 2 printk messages dropped ** [ 1340.958093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1340.958964][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.959507][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1340.959650][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.959712][ T32] dd20: bdf49000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.959770][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.959829][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.959902][ T32] r5:80000013 r4:80239bb0 [ 1340.959949][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.960122][ T32] r4:82ac11e4 [ 1340.960259][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.960380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.960436][ T32] r4:e055ddc0 [ 1340.960507][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.960590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.960641][ T32] r4:00000000 [ 1340.960684][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.960777][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.960821][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.960929][ T32] r5:00001000 r4:ee509000 [ 1340.960993][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.961077][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.961218][ T32] r5:8609478c r4:86094400 [ 1340.961274][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.961409][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1340.961468][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.961557][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.961628][ T32] r4:84a53d80 [ 1340.961669][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.961757][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1340.961808][ T32] r4:00000001 [ 1340.961861][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.961941][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1340.962002][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.962061][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.962117][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.962203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.962299][ T32] r4:84a51100 [ 1340.962380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.962441][ T32] INFO: task kworker/1:807:5109 blocked for more than 467 seconds. [ 1340.962513][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.962564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.962633][ T32] task:kworker/1:807 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.962727][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.962844][ T32] Call trace: [ 1340.962911][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1340.963002][ T32] r10:82918930 r9:eb6f5d84 r8:00000002 r7:60000013 r6:eb6f5d8c r5:85413c00 [ 1340.963115][ T32] r4:85413c00 [ 1340.988047][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1340.988211][ T32] r5:85413c00 r4:8291892c [ 1340.988291][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.988408][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.988530][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6f5e08 [ 1340.988580][ T32] r4:00000000 [ 1340.988622][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1340.988707][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1340.988793][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.988880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330a00 [ 1340.988928][ T32] r4:00000000 [ 1340.988976][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.989074][ T32] r9:83018205 r8:85413c00 r7:00000000 r6:83018200 r5:00001000 r4:7f027000 [ 1340.989117][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1340.989207][ T32] r5:00001000 r4:dfa83000 [ 1340.989254][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1340.989341][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.989447][ T32] r5:8544838c r4:85448000 [ 1340.989497][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1340.989624][ T32] r7:ddde2d80 r6:83018200 r5:8544838c r4:85145e00 [ 1340.989685][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1340.989779][ T32] r10:61c88647 r9:85413c00 r8:85145e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1340.989831][ T32] r4:85145e00 [ 1340.989876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1340.989965][ T32] r10:00000000 r9:85145e00 r8:8027f5e8 r7:eb6e5e60 r6:85145e80 r5:85413c00 [ 1340.990010][ T32] r4:00000001 [ 1340.990052][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.990133][ T32] Exception stack(0xeb6f5fb0 to 0xeb6f5ff8) [ 1340.990198][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.990275][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.990344][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.990403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1340.990469][ T32] r4:85330580 [ 1340.991001][ T32] INFO: task kworker/1:807:5109 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1340.991044][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.991145][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.991288][ T32] Call trace: [ 1340.991380][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1340.991430][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1340.991455][ T32] r4:00000000 [ 1340.991487][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.991579][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1340.991643][ T32] dd20: be39d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1340.991707][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1340.991757][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1340.991782][ T32] r5:80000013 r4:80239bb0 [ 1340.991837][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1340.991925][ T32] r4:82ac11e4 [ 1340.991982][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.992103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1340.992156][ T32] r4:e055ddc0 [ 1340.992220][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1340.992311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1340.992382][ T32] r4:00000000 [ 1340.992488][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1340.992614][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1340.992665][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.993019][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1341.001969][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.002235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1341.002709][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.018068][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.018635][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.018726][ T32] r5:00001000 r4:dfc87000 ** 2 printk messages dropped ** [ 1341.018874][ T32] r5:8544878c r4:85448400 ** 4 printk messages dropped ** [ 1341.019115][ T32] r4:85145f00 ** 6 printk messages dropped ** [ 1341.019620][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.021636][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 4 printk messages dropped ** [ 1341.021981][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 5 printk messages dropped ** [ 1341.022457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.022517][ T32] r4:e055ddc0 [ 1341.022551][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.022653][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.022717][ T32] r4:00000000 [ 1341.022743][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.022824][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.022876][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.022967][ T32] r5:00001000 r4:ee509000 [ 1341.023009][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.033414][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.033539][ T32] r5:8609478c r4:86094400 [ 1341.033587][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.033695][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.033758][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.033856][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.033944][ T32] r4:84a53d80 [ 1341.033979][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.034031][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.034056][ T32] r4:00000001 [ 1341.034076][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.034116][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.034165][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.034207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.034246][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.034298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.034324][ T32] r4:84a51100 [ 1341.034357][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.034403][ T32] INFO: task kworker/1:809:5113 blocked for more than 467 seconds. [ 1341.034442][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.034484][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.034510][ T32] task:kworker/1:809 state:D stack:0 pid:5113 tgid:5113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.034594][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.034649][ T32] Call trace: [ 1341.034684][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.034771][ T32] r10:82918930 r9:eb709d84 r8:00000002 r7:60000013 r6:eb709d8c r5:85415400 [ 1341.034809][ T32] r4:85415400 [ 1341.034858][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.034940][ T32] r5:85415400 r4:8291892c [ 1341.034976][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.035045][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.035125][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb709e08 [ 1341.035161][ T32] r4:00000000 [ 1341.035184][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.035251][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.035326][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.035396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330e00 [ 1341.035437][ T32] r4:00000000 [ 1341.035486][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.035568][ T32] r9:83018205 r8:85415400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.035599][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.035672][ T32] r5:00001000 r4:e05cd000 [ 1341.035752][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.035853][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.035949][ T32] r5:85448f8c r4:85448c00 [ 1341.036006][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.036181][ T32] r7:ddde2d80 r6:83018200 r5:85448f8c r4:8511e000 ** 1 printk messages dropped ** [ 1341.036287][ T32] r10:61c88647 r9:85415400 r8:8511e02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1341.036785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.037913][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.038498][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 13 printk messages dropped ** [ 1341.039278][ T32] r5:00001000 r4:ee509000 ** 10 printk messages dropped ** [ 1341.039825][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.040127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1341.040575][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.040983][ T32] r5:85416000 r4:8291892c ** 3 printk messages dropped ** [ 1341.041266][ T32] r4:00000000 [ 1341.041306][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.041362][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.041442][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.041528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330cc0 [ 1341.041555][ T32] r4:00000000 [ 1341.041589][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.041670][ T32] r9:83018205 r8:85416000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1341.041719][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.041827][ T32] r5:00001000 r4:e040f000 [ 1341.041875][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.041956][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.042038][ T32] r5:85448b8c r4:85448800 [ 1341.042105][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.042227][ T32] r7:ddde2d80 r6:83018200 r5:85448b8c r4:8511e100 [ 1341.042262][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.042344][ T32] r10:61c88647 r9:85416000 r8:8511e12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.042404][ T32] r4:8511e100 [ 1341.042450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.042542][ T32] r10:00000000 r9:8511e100 r8:8027f5e8 r7:eb709e60 r6:8511e180 r5:85416000 [ 1341.042605][ T32] r4:00000001 [ 1341.042656][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.042736][ T32] Exception stack(0xeb6fdfb0 to 0xeb6fdff8) [ 1341.042795][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.042882][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.042946][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.043008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.043052][ T32] r4:85330a80 [ 1341.064358][ T32] INFO: task kworker/1:810:5114 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.064452][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.064598][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.064685][ T32] Call trace: [ 1341.064721][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.064777][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.064825][ T32] r4:00000000 [ 1341.064851][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.064897][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.064929][ T32] dd20: bebdb000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.064964][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.064992][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.065041][ T32] r5:80000013 r4:80239bb0 [ 1341.065066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.065110][ T32] r4:82ac11e4 [ 1341.065144][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.065192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.065216][ T32] r4:e055ddc0 [ 1341.065236][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.065331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.065365][ T32] r4:00000000 [ 1341.065386][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.065461][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.065486][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.065530][ T32] r5:00001000 r4:ee509000 [ 1341.065551][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.065615][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.065669][ T32] r5:8609478c r4:86094400 [ 1341.065691][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.065737][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.065758][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.065804][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.065827][ T32] r4:84a53d80 [ 1341.065846][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.065892][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.065916][ T32] r4:00000001 [ 1341.065935][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.065971][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.065997][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.066026][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.066077][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.066111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.066158][ T32] r4:84a51100 [ 1341.066207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.066251][ T32] INFO: task kworker/1:811:5117 blocked for more than 467 seconds. [ 1341.066286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.066335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.066364][ T32] task:kworker/1:811 state:D stack:0 pid:5117 tgid:5117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.066410][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.066450][ T32] Call trace: [ 1341.066481][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.066551][ T32] r10:82918930 r9:eb5f9d84 r8:00000002 r7:60000013 r6:eb5f9d8c r5:85416c00 [ 1341.066578][ T32] r4:85416c00 [ 1341.066598][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.066639][ T32] r5:85416c00 r4:8291892c [ 1341.066660][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.066769][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.066820][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f9e08 [ 1341.066842][ T32] r4:00000000 [ 1341.066874][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.066934][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.066986][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.067033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330f00 [ 1341.067080][ T32] r4:00000000 [ 1341.067151][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.067199][ T32] r9:83018205 r8:85416c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 ** 1 printk messages dropped ** [ 1341.067264][ T32] r5:00001000 r4:ea9d7000 [ 1341.067285][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.067372][ T32] r5:8544938c r4:85449000 ** 4 printk messages dropped ** [ 1341.067620][ T32] r4:8511e200 ** 7 printk messages dropped ** [ 1341.067998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.068051][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.068078][ T32] r4:85330c80 [ 1341.068338][ T32] INFO: task kworker/1:811:5117 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.068378][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.068531][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.068576][ T32] Call trace: [ 1341.068606][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.068656][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.068681][ T32] r4:00000000 [ 1341.068700][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.068758][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.068791][ T32] dd20: bebdb000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.068821][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.068847][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.068908][ T32] r5:80000013 r4:80239bb0 [ 1341.068935][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.068976][ T32] r4:82ac11e4 [ 1341.069020][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.069068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.069091][ T32] r4:e055ddc0 [ 1341.069110][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.069151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.069175][ T32] r4:00000000 [ 1341.069220][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.069272][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.069309][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.069384][ T32] r5:00001000 r4:ee509000 [ 1341.069433][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.069475][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.069592][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 12 printk messages dropped ** [ 1341.070005][ T32] r4:84a51100 ** 9 printk messages dropped ** [ 1341.070435][ T32] r4:85411800 ** 5 printk messages dropped ** [ 1341.070682][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.071046][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1341.071262][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1341.072015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.072758][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 10 printk messages dropped ** [ 1341.103783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1341.104601][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.105015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.105085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.105152][ T32] r4:84a51100 [ 1341.105183][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.105216][ T32] INFO: task kworker/1:813:5120 blocked for more than 467 seconds. [ 1341.105277][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.105335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.105362][ T32] task:kworker/1:813 state:D stack:0 pid:5120 tgid:5120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.105450][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.105512][ T32] Call trace: [ 1341.105550][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.105606][ T32] r10:82918930 r9:eb62dd84 r8:00000002 r7:60000113 r6:eb62dd8c r5:853fec00 [ 1341.105675][ T32] r4:853fec00 [ 1341.105743][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.105795][ T32] r5:853fec00 r4:8291892c [ 1341.105823][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.105866][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.105926][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 1341.105977][ T32] r4:00000000 [ 1341.106074][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.106119][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.106156][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.106198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85330040 [ 1341.106222][ T32] r4:00000000 [ 1341.106259][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.106308][ T32] r9:83018205 r8:853fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1341.106397][ T32] r5:00001000 r4:eaab5000 ** 7 printk messages dropped ** [ 1341.106671][ T32] r4:8511e400 ** 8 printk messages dropped ** [ 1341.107049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1341.107886][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 8 printk messages dropped ** [ 1341.108157][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1341.108362][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.108768][ T32] r4:84a53d80 ** 7 printk messages dropped ** [ 1341.109200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.109439][ T32] task:kworker/1:814 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.109950][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.110210][ T32] r5:00001000 r4:eae11000 ** 2 printk messages dropped ** [ 1341.110385][ T32] r5:85449b8c r4:85449800 ** 4 printk messages dropped ** [ 1341.110692][ T32] r4:8511e500 ** 4 printk messages dropped ** [ 1341.110942][ T32] Exception stack(0xeb71dfb0 to 0xeb71dff8) ** 4 printk messages dropped ** [ 1341.111156][ T32] r4:84bf20c0 ** 2 printk messages dropped ** [ 1341.111532][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.111801][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 5 printk messages dropped ** [ 1341.112160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1341.112607][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.112668][ T32] r5:8609478c r4:86094400 [ 1341.112691][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.112785][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.112809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.112855][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.112877][ T32] r4:84a53d80 [ 1341.112898][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.112942][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.112964][ T32] r4:00000001 [ 1341.112984][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.113018][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.113112][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.133595][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.133649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.133685][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.133709][ T32] r4:84a51100 [ 1341.133735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.133767][ T32] INFO: task kworker/1:815:5124 blocked for more than 467 seconds. [ 1341.133803][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.133830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.133852][ T32] task:kworker/1:815 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.133925][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.133992][ T32] Call trace: [ 1341.134027][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.134087][ T32] r10:82918930 r9:eb719d84 r8:00000002 r7:60000013 r6:eb719d8c r5:85419800 [ 1341.134110][ T32] r4:85419800 [ 1341.134131][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.134196][ T32] r5:85419800 r4:8291892c [ 1341.134221][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.134261][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.134307][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 [ 1341.134336][ T32] r4:00000000 [ 1341.134380][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.134424][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.134464][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.134505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf23c0 [ 1341.134527][ T32] r4:00000000 [ 1341.134546][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.134593][ T32] r9:83018205 r8:85419800 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1341.134641][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.134689][ T32] r5:00001000 r4:eb00d000 [ 1341.134711][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.134755][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.134802][ T32] r5:85449f8c r4:85449c00 [ 1341.134859][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.134964][ T32] r7:ddde2d80 r6:83018200 r5:85449f8c r4:8511e600 [ 1341.135014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.135066][ T32] r10:61c88647 r9:85419800 r8:8511e62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.135090][ T32] r4:8511e600 [ 1341.135111][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.135207][ T32] r10:00000000 r9:8511e600 r8:8027f5e8 r7:eb715e60 r6:8511e680 r5:85419800 [ 1341.135233][ T32] r4:00000001 [ 1341.135253][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.135298][ T32] Exception stack(0xeb719fb0 to 0xeb719ff8) [ 1341.135327][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.135421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.135479][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.135546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.135596][ T32] r4:84bf2000 [ 1341.136012][ T32] INFO: task kworker/1:815:5124 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.136045][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.136102][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.136146][ T32] Call trace: [ 1341.136175][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1341.136423][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1341.136627][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.136803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 7 printk messages dropped ** [ 1341.137451][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1341.137606][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.137982][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.138463][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.138803][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb725e08 ** 9 printk messages dropped ** [ 1341.139234][ T32] r5:00001000 r4:eb205000 [ 1341.139268][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.139485][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.140236][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.141013][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.141318][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.141397][ T32] r4:00000000 [ 1341.141424][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.141466][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.141494][ T32] dd20: bf49a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.141524][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.141574][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.141607][ T32] r5:80000013 r4:80239bb0 [ 1341.141641][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.141687][ T32] r4:82ac11e4 [ 1341.141718][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.141772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.141968][ T32] r4:e055ddc0 [ 1341.142014][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.142061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.142085][ T32] r4:00000000 [ 1341.142104][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.142176][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.142200][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.142269][ T32] r5:00001000 r4:ee509000 [ 1341.142317][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.142386][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.142441][ T32] r5:8609478c r4:86094400 [ 1341.142488][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.142539][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.142588][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.142641][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.142667][ T32] r4:84a53d80 [ 1341.142687][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.142804][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.142837][ T32] r4:00000001 [ 1341.142858][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.142894][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.142919][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.142949][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.142977][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.143006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.143089][ T32] r4:84a51100 [ 1341.173825][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.173922][ T32] INFO: task kworker/1:817:5129 blocked for more than 467 seconds. [ 1341.174023][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.174090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.174149][ T32] task:kworker/1:817 state:D stack:0 pid:5129 tgid:5129 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.174313][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.174489][ T32] Call trace: [ 1341.174585][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.174697][ T32] r10:82918930 r9:eb729d84 r8:00000002 r7:60000013 r6:eb729d8c r5:8541b000 [ 1341.174729][ T32] r4:8541b000 [ 1341.174775][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.174963][ T32] r5:8541b000 r4:8291892c [ 1341.174988][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.175115][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.175216][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 [ 1341.175277][ T32] r4:00000000 [ 1341.175310][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.175358][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.175399][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.175443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf2680 [ 1341.175488][ T32] r4:00000000 [ 1341.175514][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.175593][ T32] r9:83018205 r8:8541b000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1341.175618][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.175687][ T32] r5:00001000 r4:eb179000 [ 1341.175714][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.175756][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.175824][ T32] r5:8544a78c r4:8544a400 [ 1341.175873][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.175979][ T32] r7:ddde2d80 r6:83018200 r5:8544a78c r4:8511e800 [ 1341.176009][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.176058][ T32] r10:61c88647 r9:8541b000 r8:8511e82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.176082][ T32] r4:8511e800 [ 1341.176102][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.176154][ T32] r10:00000000 r9:8511e800 r8:8027f5e8 r7:eb725e60 r6:8511e880 r5:8541b000 [ 1341.176203][ T32] r4:00000001 [ 1341.176236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.176291][ T32] Exception stack(0xeb729fb0 to 0xeb729ff8) [ 1341.176320][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.176381][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.176415][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.176447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1341.177273][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.177564][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.177619][ T32] r4:00000000 [ 1341.177676][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.177773][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.177840][ T32] dd20: bf8c2000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.177912][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.177968][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.178027][ T32] r5:80000013 r4:80239bb0 [ 1341.178069][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.178151][ T32] r4:82ac11e4 [ 1341.178193][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.178327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.178387][ T32] r4:e055ddc0 [ 1341.178428][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.178525][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.178578][ T32] r4:00000000 [ 1341.178636][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.178729][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.178775][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.178881][ T32] r5:00001000 r4:ee509000 [ 1341.178928][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.179031][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.179143][ T32] r5:8609478c r4:86094400 [ 1341.179190][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.179290][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.179339][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.179430][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.179481][ T32] r4:84a53d80 [ 1341.179524][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.179614][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.179676][ T32] r4:00000001 [ 1341.179723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.179803][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.179875][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.179938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.180004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.180063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.180107][ T32] r4:84a51100 [ 1341.180154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.180222][ T32] INFO: task kworker/1:818:5131 blocked for more than 467 seconds. [ 1341.180318][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.180417][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.180523][ T32] task:kworker/1:818 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.180664][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.180769][ T32] Call trace: [ 1341.180850][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.180940][ T32] r10:82918930 r9:eb72dd84 r8:00000002 r7:60000013 r6:eb72dd8c r5:8541bc00 [ 1341.180986][ T32] r4:8541bc00 [ 1341.181028][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.181132][ T32] r5:8541bc00 r4:8291892c [ 1341.181158][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.181201][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.181257][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb72de08 [ 1341.181285][ T32] r4:00000000 [ 1341.181323][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.181376][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.181412][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.181453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf27c0 [ 1341.181500][ T32] r4:00000000 [ 1341.181524][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.181604][ T32] r9:83018205 r8:8541bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1341.181657][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.181741][ T32] r5:00001000 r4:eb1eb000 [ 1341.181861][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.181912][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.182052][ T32] r5:8544ab8c r4:8544a800 [ 1341.182170][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.182231][ T32] r7:ddde2d80 r6:83018200 r5:8544ab8c r4:8511e900 [ 1341.182270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.182337][ T32] r10:61c88647 r9:8541bc00 r8:8511e92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.182383][ T32] r4:8511e900 [ 1341.182403][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.182496][ T32] r10:00000000 r9:8511e900 r8:8027f5e8 r7:eb725e60 r6:8511e980 r5:8541bc00 [ 1341.182553][ T32] r4:00000001 [ 1341.182576][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.182614][ T32] Exception stack(0xeb72dfb0 to 0xeb72dff8) [ 1341.182715][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.182860][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.182914][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.182948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.182985][ T32] r4:84bf2640 [ 1341.200540][ T32] INFO: task kworker/1:818:5131 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.200671][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.200800][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.200866][ T32] Call trace: [ 1341.200900][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.200954][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 4 printk messages dropped ** [ 1341.201098][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 3 printk messages dropped ** [ 1341.201244][ T32] r4:82ac11e4 [ 1341.201265][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.201307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.201335][ T32] r4:e055ddc0 [ 1341.201355][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.201410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.201436][ T32] r4:00000000 [ 1341.201456][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.201503][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.201559][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.201634][ T32] r5:00001000 r4:ee509000 [ 1341.201658][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.201748][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.201800][ T32] r5:8609478c r4:86094400 [ 1341.201859][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.201910][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.201953][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.202004][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.202027][ T32] r4:84a53d80 [ 1341.202096][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.202145][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.202168][ T32] r4:00000001 [ 1341.202189][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1341.202413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.202688][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1341.202877][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 6 printk messages dropped ** [ 1341.220793][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb721e08 ** 8 printk messages dropped ** [ 1341.221149][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.221196][ T32] r5:00001000 r4:eb221000 [ 1341.221216][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.221322][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.221653][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.221797][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.222313][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.222783][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 5 printk messages dropped ** [ 1341.223035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 7 printk messages dropped ** [ 1341.225878][ T32] r5:00001000 r4:ee509000 ** 4 printk messages dropped ** [ 1341.226051][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1341.226270][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.226425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.226773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 5 printk messages dropped ** [ 1341.227191][ T32] r4:8541d400 ** 4 printk messages dropped ** [ 1341.227399][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 ** 4 printk messages dropped ** [ 1341.227581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf2dc0 ** 2 printk messages dropped ** [ 1341.227671][ T32] r9:83018205 r8:8541d400 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1341.227692][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.227732][ T32] r5:00001000 r4:eb265000 [ 1341.227828][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.227873][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.227915][ T32] r5:8544bb8c r4:8544b800 [ 1341.227935][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.227978][ T32] r7:ddde2d80 r6:83018200 r5:8544bb8c r4:8511eb00 [ 1341.228024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.228093][ T32] r10:61c88647 r9:8541d400 r8:8511eb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.228122][ T32] r4:8511eb00 [ 1341.228166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.228226][ T32] r10:00000000 r9:8511eb00 r8:8027f5e8 r7:eb721e60 r6:8511eb80 r5:8541d400 [ 1341.228319][ T32] r4:00000001 [ 1341.228358][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.228396][ T32] Exception stack(0xeb735fb0 to 0xeb735ff8) [ 1341.228422][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.228450][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.228526][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.228602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.228660][ T32] r4:84bf29c0 [ 1341.229202][ T32] INFO: task kworker/1:820:5135 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.229266][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.229408][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.229534][ T32] Call trace: [ 1341.229605][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.229689][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.229722][ T32] r4:00000000 [ 1341.229767][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.229817][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.229846][ T32] dd20: c009f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.229875][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.229925][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.229965][ T32] r5:80000013 r4:80239bb0 [ 1341.229995][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.230077][ T32] r4:82ac11e4 [ 1341.230141][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.230214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.230264][ T32] r4:e055ddc0 [ 1341.230304][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.230392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.230448][ T32] r4:00000000 [ 1341.230494][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.230580][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.230627][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.230705][ T32] r5:00001000 r4:ee509000 [ 1341.230742][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.230790][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.230853][ T32] r5:8609478c r4:86094400 [ 1341.230890][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.230976][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.231030][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.231104][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.231150][ T32] r4:84a53d80 [ 1341.231194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.231282][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.231310][ T32] r4:00000001 [ 1341.231337][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.231375][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.231404][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.231433][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.231459][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.231488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.231509][ T32] r4:84a51100 [ 1341.231532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.231558][ T32] INFO: task kworker/1:821:5138 blocked for more than 467 seconds. [ 1341.231592][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.231618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.231639][ T32] task:kworker/1:821 state:D stack:0 pid:5138 tgid:5138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.231685][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.231726][ T32] Call trace: [ 1341.231884][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.232005][ T32] r10:82918930 r9:eb739d84 r8:00000002 r7:60000113 r6:eb739d8c r5:8541e000 [ 1341.232033][ T32] r4:8541e000 [ 1341.232054][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.232119][ T32] r5:8541e000 r4:8291892c [ 1341.232142][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.232209][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.232275][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 [ 1341.232301][ T32] r4:00000000 [ 1341.232321][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.232393][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.232606][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.232685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf2c80 [ 1341.232712][ T32] r4:00000000 [ 1341.232876][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.232950][ T32] r9:83018205 r8:8541e000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1341.232975][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.233069][ T32] r5:00001000 r4:eb247000 [ 1341.253552][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.253644][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.253765][ T32] r5:8544b78c r4:8544b400 [ 1341.253793][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.253844][ T32] r7:ddde2d80 r6:83018200 r5:8544b78c r4:8511ec00 [ 1341.253867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.253913][ T32] r10:61c88647 r9:8541e000 r8:8511ec2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.253936][ T32] r4:8511ec00 [ 1341.253956][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.254049][ T32] r10:00000000 r9:8511ec00 r8:8027f5e8 r7:eb735e60 r6:8511ec80 r5:8541e000 [ 1341.254077][ T32] r4:00000001 [ 1341.254109][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.254151][ T32] Exception stack(0xeb739fb0 to 0xeb739ff8) [ 1341.254181][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.254212][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.254240][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.254392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.254421][ T32] r4:84bf2b00 [ 1341.254856][ T32] INFO: task kworker/1:821:5138 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.254895][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.255080][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.255156][ T32] Call trace: [ 1341.255243][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.255329][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.255358][ T32] r4:00000000 [ 1341.255378][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.255417][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.255470][ T32] dd20: c0396000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.255503][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.255530][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.255555][ T32] r5:80000013 r4:80239bb0 [ 1341.255575][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.255618][ T32] r4:82ac11e4 [ 1341.255638][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.255680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.255703][ T32] r4:e055ddc0 [ 1341.255723][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.255765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.255787][ T32] r4:00000000 [ 1341.255855][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.255907][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.255945][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.255991][ T32] r5:00001000 r4:ee509000 [ 1341.256011][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.256048][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.256115][ T32] r5:8609478c r4:86094400 [ 1341.256163][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.256213][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.256235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.256280][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.256378][ T32] r4:84a53d80 [ 1341.256419][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.256500][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.256538][ T32] r4:00000001 [ 1341.256562][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.256622][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.256684][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.256717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.256747][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.256788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.256886][ T32] r4:84a51100 [ 1341.256985][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.257017][ T32] INFO: task kworker/1:822:5139 blocked for more than 467 seconds. [ 1341.257067][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.257096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.257118][ T32] task:kworker/1:822 state:D stack:0 pid:5139 tgid:5139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.257186][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.257258][ T32] Call trace: [ 1341.257290][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.257344][ T32] r10:82918930 r9:eb73dd84 r8:00000002 r7:60000113 r6:eb73dd8c r5:8541ec00 [ 1341.257371][ T32] r4:8541ec00 ** 2 printk messages dropped ** [ 1341.257450][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1341.257829][ T32] r9:83018205 r8:8541ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 ** 1 printk messages dropped ** [ 1341.257891][ T32] r5:00001000 r4:eb2b5000 [ 1341.257911][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1341.257990][ T32] r5:8545478c r4:85454400 ** 3 printk messages dropped ** [ 1341.258117][ T32] r10:61c88647 r9:8541ec00 r8:8511ed2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.258549][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.258940][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.259270][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 6 printk messages dropped ** [ 1341.259521][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1341.259730][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1341.259995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1341.260175][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1341.260266][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.260405][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.260509][ T32] r4:84a51100 ** 2 printk messages dropped ** [ 1341.260581][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1341.260673][ T32] task:kworker/1:823 state:D stack:0 pid:5142 tgid:5142 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.260987][ T32] r4:85418000 ** 2 printk messages dropped ** [ 1341.261127][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.261236][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.261292][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1341.261530][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.261575][ T32] r5:00001000 r4:eb27f000 ** 2 printk messages dropped ** [ 1341.261727][ T32] r5:8544bf8c r4:8544bc00 ** 3 printk messages dropped ** [ 1341.261888][ T32] r10:61c88647 r9:85418000 r8:8511ee2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.261909][ T32] r4:8511ee00 [ 1341.261929][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.261972][ T32] r10:00000000 r9:8511ee00 r8:8027f5e8 r7:eb73de60 r6:8511ee80 r5:85418000 [ 1341.262006][ T32] r4:00000001 [ 1341.262044][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.262107][ T32] Exception stack(0xeb741fb0 to 0xeb741ff8) [ 1341.262136][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.262190][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.262220][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.262264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.262289][ T32] r4:85337080 [ 1341.262524][ T32] INFO: task kworker/1:823:5142 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.262559][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.262632][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.262733][ T32] Call trace: [ 1341.262812][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.262862][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.262887][ T32] r4:00000000 [ 1341.262908][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.262946][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.262973][ T32] dd20: c0396000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.296352][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.296483][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.296520][ T32] r5:80000013 r4:80239bb0 [ 1341.296546][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.296612][ T32] r4:82ac11e4 [ 1341.296659][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.296707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.296827][ T32] r4:e055ddc0 [ 1341.296851][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.296897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.296921][ T32] r4:00000000 [ 1341.296941][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.296987][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.297009][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.297054][ T32] r5:00001000 r4:ee509000 [ 1341.297074][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.297112][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.297156][ T32] r5:8609478c r4:86094400 [ 1341.297176][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.297222][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.297245][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.297332][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.297360][ T32] r4:84a53d80 [ 1341.297381][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.297427][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.297449][ T32] r4:00000001 [ 1341.297469][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.297528][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.297559][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.297613][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.297661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.297700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.297728][ T32] r4:84a51100 [ 1341.297754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.297795][ T32] INFO: task kworker/1:824:5143 blocked for more than 467 seconds. [ 1341.297829][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.297855][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.297876][ T32] task:kworker/1:824 state:D stack:0 pid:5143 tgid:5143 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.297945][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.298069][ T32] Call trace: [ 1341.298158][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.298210][ T32] r10:82918930 r9:eb745d84 r8:00000002 r7:60000013 r6:eb745d8c r5:85410000 [ 1341.298253][ T32] r4:85410000 [ 1341.298275][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.298332][ T32] r5:85410000 r4:8291892c [ 1341.298406][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.298450][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.298495][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb745e08 [ 1341.298517][ T32] r4:00000000 [ 1341.298537][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.298574][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.298609][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.298649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85337040 [ 1341.298744][ T32] r4:00000000 [ 1341.298767][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.298813][ T32] r9:83018205 r8:85410000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1341.298859][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.298929][ T32] r5:00001000 r4:eb299000 [ 1341.298953][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.298993][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.299075][ T32] r5:8545438c r4:85454000 [ 1341.299123][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.299319][ T32] r7:ddde2d80 r6:83018200 r5:8545438c r4:8511ef00 [ 1341.299353][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.299423][ T32] r10:61c88647 r9:85410000 r8:8511ef2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.299449][ T32] r4:8511ef00 [ 1341.299470][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.299540][ T32] r10:00000000 r9:8511ef00 r8:8027f5e8 r7:eb73de60 r6:8511ef80 r5:85410000 [ 1341.299574][ T32] r4:00000001 [ 1341.299594][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.299630][ T32] Exception stack(0xeb745fb0 to 0xeb745ff8) [ 1341.299656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.299686][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.299714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.299743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.299765][ T32] r4:85337080 [ 1341.300171][ T32] INFO: task kworker/1:824:5143 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.300203][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.300340][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.300384][ T32] Call trace: [ 1341.300478][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.300531][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.300555][ T32] r4:00000000 [ 1341.300575][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.300613][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.300654][ T32] dd20: c0b02000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 3 printk messages dropped ** [ 1341.300827][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 13 printk messages dropped ** [ 1341.301383][ T32] r5:8609478c r4:86094400 ** 5 printk messages dropped ** [ 1341.301588][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1341.302122][ T32] task:kworker/1:825 state:D stack:0 pid:5145 tgid:5145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.302175][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.302247][ T32] Call trace: [ 1341.302302][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.302387][ T32] r10:82918930 r9:eb749d84 r8:00000002 r7:60000113 r6:eb749d8c r5:85420000 [ 1341.302415][ T32] r4:85420000 [ 1341.302448][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.302491][ T32] r5:85420000 r4:8291892c [ 1341.302511][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.302575][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.302625][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 [ 1341.302650][ T32] r4:00000000 [ 1341.302670][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.302706][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.302743][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.302832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853374c0 [ 1341.302858][ T32] r4:00000000 [ 1341.302925][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.302986][ T32] r9:83018205 r8:85420000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.311581][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.311729][ T32] r5:00001000 r4:eb2cf000 [ 1341.311754][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.311803][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.311849][ T32] r5:85454b8c r4:85454800 [ 1341.311870][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.311941][ T32] r7:ddde2d80 r6:83018200 r5:85454b8c r4:853d2000 [ 1341.311968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.312015][ T32] r10:61c88647 r9:85420000 r8:853d202c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.312040][ T32] r4:853d2000 [ 1341.312061][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.312107][ T32] r10:00000000 r9:853d2000 r8:8027f5e8 r7:eb73de60 r6:853d2080 r5:85420000 [ 1341.312133][ T32] r4:00000001 [ 1341.312179][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.312220][ T32] Exception stack(0xeb749fb0 to 0xeb749ff8) [ 1341.312280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.312313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.312374][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.312407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.312431][ T32] r4:85337200 [ 1341.312861][ T32] INFO: task kworker/1:825:5145 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 1 printk messages dropped ** [ 1341.325424][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.325836][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 10 printk messages dropped ** [ 1341.326253][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1341.326547][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.326787][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.326986][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1341.327211][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1341.327777][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85337640 ** 4 printk messages dropped ** [ 1341.327929][ T32] r5:00001000 r4:eb2f1000 [ 1341.327950][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.328049][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.328119][ T32] r5:85454f8c r4:85454c00 [ 1341.328276][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.328334][ T32] r7:ddde2d80 r6:83018200 r5:85454f8c r4:853d2100 [ 1341.328415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.328485][ T32] r10:61c88647 r9:85420c00 r8:853d212c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.328510][ T32] r4:853d2100 [ 1341.328530][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.328575][ T32] r10:00000000 r9:853d2100 r8:8027f5e8 r7:eb749e60 r6:853d2180 r5:85420c00 [ 1341.328598][ T32] r4:00000001 [ 1341.328616][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.328650][ T32] Exception stack(0xeb74dfb0 to 0xeb74dff8) [ 1341.328689][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.328745][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.328778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.328807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.328853][ T32] r4:85337340 [ 1341.329274][ T32] INFO: task kworker/1:826:5148 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.329321][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.329408][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.329451][ T32] Call trace: [ 1341.329480][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.329550][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.329579][ T32] r4:00000000 [ 1341.329599][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.329662][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.329694][ T32] dd20: c0ea9000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.329723][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.329748][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.329772][ T32] r5:80000013 r4:80239bb0 [ 1341.329792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.329848][ T32] r4:82ac11e4 [ 1341.329929][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.330121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.330149][ T32] r4:e055ddc0 [ 1341.330303][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.330354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.330377][ T32] r4:00000000 [ 1341.330397][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.330467][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.330517][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.330562][ T32] r5:00001000 r4:ee509000 [ 1341.330584][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.330622][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.330663][ T32] r5:8609478c r4:86094400 [ 1341.330683][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1341.330853][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.331229][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1341.331479][ T32] INFO: task kworker/1:827:5149 blocked for more than 467 seconds. ** 1 printk messages dropped ** [ 1341.331604][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.331700][ T32] task:kworker/1:827 state:D stack:0 pid:5149 tgid:5149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.331791][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.331885][ T32] Call trace: [ 1341.331919][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.331965][ T32] r10:82918930 r9:eb751d84 r8:00000002 r7:60000113 r6:eb751d8c r5:85421800 [ 1341.331988][ T32] r4:85421800 [ 1341.332009][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.332074][ T32] r5:85421800 r4:8291892c [ 1341.332097][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.332149][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.332205][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb751e08 [ 1341.332227][ T32] r4:00000000 [ 1341.332273][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.332331][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.332373][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.332427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85337980 ** 4 printk messages dropped ** [ 1341.332696][ T32] r5:00001000 r4:eb323000 [ 1341.332715][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1341.333138][ T32] r4:853d2200 ** 8 printk messages dropped ** [ 1341.356869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1341.357705][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1341.357920][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1341.358108][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1341.358605][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.358928][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.359234][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.359747][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb755e08 ** 9 printk messages dropped ** [ 1341.360156][ T32] r5:00001000 r4:eb30b000 ** 1 printk messages dropped ** [ 1341.360215][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1341.360635][ T32] r10:00000000 r9:853d2300 r8:8027f5e8 r7:eb751e60 r6:853d2380 r5:85422400 ** 5 printk messages dropped ** [ 1341.360791][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.360820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.360843][ T32] r4:85337740 [ 1341.361075][ T32] INFO: task kworker/1:828:5150 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.361105][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.361219][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.361299][ T32] Call trace: [ 1341.361340][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.361403][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.361430][ T32] r4:00000000 [ 1341.361451][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.361516][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.361548][ T32] dd20: c139c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.361589][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.361617][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.361665][ T32] r5:80000013 r4:80239bb0 [ 1341.361689][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.361730][ T32] r4:82ac11e4 [ 1341.361750][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.361792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.361815][ T32] r4:e055ddc0 [ 1341.361860][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.361931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.361958][ T32] r4:00000000 [ 1341.361978][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.362025][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.362047][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.362090][ T32] r5:00001000 r4:ee509000 [ 1341.362111][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.362175][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.362221][ T32] r5:8609478c r4:86094400 [ 1341.362242][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.362287][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.362307][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.362361][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.362386][ T32] r4:84a53d80 [ 1341.362410][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.362500][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.362575][ T32] r4:00000001 [ 1341.362599][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.362647][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.362674][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.362703][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.362852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.362886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.362908][ T32] r4:84a51100 [ 1341.362930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.362954][ T32] INFO: task kworker/1:829:5154 blocked for more than 467 seconds. [ 1341.362994][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.363022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.376835][ T32] task:kworker/1:829 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.377127][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.377277][ T32] Call trace: [ 1341.377387][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.377560][ T32] r10:82918930 r9:eb759d84 r8:00000002 r7:60000013 r6:eb759d8c r5:85423000 [ 1341.377628][ T32] r4:85423000 [ 1341.377666][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.377746][ T32] r5:85423000 r4:8291892c [ 1341.377790][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.377868][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1341.378215][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.378831][ T32] r5:00001000 r4:eb3a7000 [ 1341.378872][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.379073][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.380037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.381619][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1341.381975][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1341.382490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1341.404134][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1341.404832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1341.405426][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.406154][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 ** 9 printk messages dropped ** [ 1341.407048][ T32] r5:00001000 r4:eb425000 ** 2 printk messages dropped ** [ 1341.407361][ T32] r5:8545638c r4:85456000 ** 7 printk messages dropped ** [ 1341.408021][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1341.409342][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 20 printk messages dropped ** [ 1341.411206][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 4 printk messages dropped ** [ 1341.411673][ T32] r5:8609478c r4:86094400 [ 1341.411718][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.411812][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.411853][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.411937][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.411983][ T32] r4:84a53d80 [ 1341.412028][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.412114][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.412157][ T32] r4:00000001 [ 1341.412216][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.412285][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.412345][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.412403][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.412449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.412572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.412656][ T32] r4:84a51100 [ 1341.412715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.412762][ T32] INFO: task kworker/1:831:5157 blocked for more than 467 seconds. [ 1341.412825][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.412882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.412927][ T32] task:kworker/1:831 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.413049][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.441337][ T32] Call trace: [ 1341.441432][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.441560][ T32] r10:82918930 r9:eb731d84 r8:00000002 r7:60000113 r6:eb731d8c r5:85424800 [ 1341.441617][ T32] r4:85424800 [ 1341.441662][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.441743][ T32] r5:85424800 r4:8291892c [ 1341.441783][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.441867][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.441987][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 1341.442042][ T32] r4:00000000 [ 1341.442117][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.442194][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.442275][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.442364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85337c40 [ 1341.442428][ T32] r4:00000000 [ 1341.442469][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.442579][ T32] r9:83018205 r8:85424800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1341.442673][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.442774][ T32] r5:00001000 r4:eb403000 [ 1341.442826][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.442953][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.447307][ T32] r5:85455f8c r4:85455c00 [ 1341.447414][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.447531][ T32] r7:ddde2d80 r6:83018200 r5:85455f8c r4:853d2600 [ 1341.447591][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.447710][ T32] r10:61c88647 r9:85424800 r8:853d262c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.447787][ T32] r4:853d2600 [ 1341.447834][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1341.448082][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) ** 7 printk messages dropped ** [ 1341.449339][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.450202][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 10 printk messages dropped ** [ 1341.450955][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1341.451636][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1341.452209][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.452791][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.471857][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.472700][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1341.472943][ T32] r5:00001000 r4:eb459000 ** 3 printk messages dropped ** [ 1341.489387][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1341.489659][ T32] r10:61c88647 r9:85426000 r8:853d272c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.489703][ T32] r4:853d2700 [ 1341.489749][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.489833][ T32] r10:00000000 r9:853d2700 r8:8027f5e8 r7:eb761e60 r6:853d2780 r5:85426000 [ 1341.489937][ T32] r4:00000001 [ 1341.490136][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.490342][ T32] Exception stack(0xeb769fb0 to 0xeb769ff8) [ 1341.490472][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.490586][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.490701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.490820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.491016][ T32] r4:85337c80 [ 1341.491695][ T32] INFO: task kworker/1:832:5160 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.491766][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.491902][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.492018][ T32] Call trace: [ 1341.492084][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.492183][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.492245][ T32] r4:00000000 [ 1341.492282][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.492381][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.492447][ T32] dd20: c1fd4000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.492556][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.492608][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.492662][ T32] r5:80000013 r4:80239bb0 [ 1341.492701][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.492790][ T32] r4:82ac11e4 [ 1341.492833][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.492912][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.492961][ T32] r4:e055ddc0 [ 1341.493056][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.501247][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.501348][ T32] r4:00000000 [ 1341.501392][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.501526][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.501570][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.501663][ T32] r5:00001000 r4:ee509000 [ 1341.501712][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.501789][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.501871][ T32] r5:8609478c r4:86094400 [ 1341.501915][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.502003][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.502056][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.502153][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.502201][ T32] r4:84a53d80 [ 1341.502240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1341.502555][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 10 printk messages dropped ** [ 1341.507765][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1341.508647][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.509354][ T32] r9:83018205 r8:85426c00 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 1 printk messages dropped ** [ 1341.509536][ T32] r5:00001000 r4:eb5e1000 ** 1 printk messages dropped ** [ 1341.509741][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.510448][ T32] r4:853d2800 ** 6 printk messages dropped ** [ 1341.511121][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.512386][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1341.512767][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1341.534746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 10 printk messages dropped ** [ 1341.535877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.536726][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.536870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.536931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.536978][ T32] r4:84a51100 [ 1341.537025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.537101][ T32] INFO: task kworker/1:834:5162 blocked for more than 468 seconds. [ 1341.537168][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.537220][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.537259][ T32] task:kworker/1:834 state:D stack:0 pid:5162 tgid:5162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.537383][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.537473][ T32] Call trace: [ 1341.537536][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.537636][ T32] r10:82918930 r9:eb771d84 r8:00000002 r7:60000113 r6:eb771d8c r5:85498000 [ 1341.537686][ T32] r4:85498000 [ 1341.537723][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.537804][ T32] r5:85498000 r4:8291892c [ 1341.537850][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.537926][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.538031][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb771e08 [ 1341.538089][ T32] r4:00000000 [ 1341.538178][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.538281][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.538376][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.538468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516b340 [ 1341.538515][ T32] r4:00000000 [ 1341.538554][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.538646][ T32] r9:83018205 r8:85498000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1341.538690][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.538839][ T32] r5:00001000 r4:eb51b000 [ 1341.538882][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.538980][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.539061][ T32] r5:85456f8c r4:85456c00 ** 3 printk messages dropped ** [ 1341.539325][ T32] r10:61c88647 r9:85498000 r8:853d292c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 21 printk messages dropped ** [ 1341.541734][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 15 printk messages dropped ** [ 1341.542834][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1341.568100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1341.568933][ T32] r4:85498c00 ** 4 printk messages dropped ** [ 1341.569320][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 ** 3 printk messages dropped ** [ 1341.569567][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.569996][ T32] r5:00001000 r4:ead87000 [ 1341.570040][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.570293][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1341.571140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 17 printk messages dropped ** [ 1341.591721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 13 printk messages dropped ** [ 1341.592785][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.592873][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.592917][ T32] r4:84a53d80 [ 1341.592962][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.603878][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.603940][ T32] r4:00000001 [ 1341.603992][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.604090][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.604132][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.604200][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.604265][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.604331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.604388][ T32] r4:84a51100 [ 1341.604500][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.604574][ T32] INFO: task kworker/1:835:5169 blocked for more than 468 seconds. [ 1341.604643][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.604749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.604804][ T32] task:kworker/1:835 state:D stack:0 pid:5169 tgid:5169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.604920][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.605019][ T32] Call trace: [ 1341.605161][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.605279][ T32] r10:82918930 r9:eb765d84 r8:00000002 r7:60000013 r6:eb765d8c r5:85499800 [ 1341.605332][ T32] r4:85499800 [ 1341.605379][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.605478][ T32] r5:85499800 r4:8291892c [ 1341.605530][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.605614][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.605709][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 [ 1341.605768][ T32] r4:00000000 [ 1341.605809][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.605887][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.605965][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.606044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516b700 [ 1341.606091][ T32] r4:00000000 [ 1341.606220][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.606315][ T32] r9:83018205 r8:85499800 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 1 printk messages dropped ** [ 1341.606468][ T32] r5:00001000 r4:eb621000 ** 2 printk messages dropped ** [ 1341.606705][ T32] r5:85457b8c r4:85457800 ** 9 printk messages dropped ** [ 1341.607353][ T32] Exception stack(0xeb765fb0 to 0xeb765ff8) ** 7 printk messages dropped ** [ 1341.608642][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.609087][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1341.609434][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.609602][ T32] r4:e055ddc0 ** 7 printk messages dropped ** [ 1341.610078][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1341.610655][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.611637][ T32] INFO: task kworker/1:836:5170 blocked for more than 468 seconds. ** 12 printk messages dropped ** [ 1341.613060][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 ** 9 printk messages dropped ** [ 1341.637263][ T32] r5:00001000 r4:eb5fd000 [ 1341.637311][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1341.637755][ T32] r10:61c88647 r9:8549a400 r8:853d2bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1341.637953][ T32] r10:00000000 r9:853d2b80 r8:8027f5e8 r7:eb765e60 r6:853d2c00 r5:8549a400 [ 1341.638002][ T32] r4:00000001 [ 1341.638040][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.638143][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1341.638204][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.638283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.638358][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.638431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.638473][ T32] r4:8516b400 [ 1341.639124][ T32] INFO: task kworker/1:836:5170 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.639188][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.639337][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.639438][ T32] Call trace: [ 1341.639500][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.639594][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.639650][ T32] r4:00000000 [ 1341.639688][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.639767][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.639837][ T32] dd20: c2b5a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.639920][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.639976][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.640024][ T32] r5:80000013 r4:80239bb0 [ 1341.640068][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.640148][ T32] r4:82ac11e4 [ 1341.640187][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.640297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.640366][ T32] r4:e055ddc0 [ 1341.640408][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.640517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.640578][ T32] r4:00000000 [ 1341.640624][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.640744][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.640793][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.640874][ T32] r5:00001000 r4:ee509000 [ 1341.640919][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.640998][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.641079][ T32] r5:8609478c r4:86094400 [ 1341.641120][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.641207][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.641246][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.641337][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.641390][ T32] r4:84a53d80 [ 1341.641431][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.641522][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.641568][ T32] r4:00000001 [ 1341.641613][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.641685][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.641733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.641792][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.641845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.641930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.641980][ T32] r4:84a51100 [ 1341.642052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.642109][ T32] INFO: task kworker/1:837:5171 blocked for more than 468 seconds. [ 1341.642166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.642255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.642331][ T32] task:kworker/1:837 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.642457][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.642543][ T32] Call trace: ** 2 printk messages dropped ** [ 1341.642790][ T32] r4:8549b000 ** 3 printk messages dropped ** [ 1341.643141][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.661864][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.661911][ T32] r5:00001000 r4:eb651000 [ 1341.661957][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.662191][ T32] r7:ddde2d80 r6:83018200 r5:85457f8c r4:853d2c80 ** 7 printk messages dropped ** [ 1341.662652][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) ** 4 printk messages dropped ** [ 1341.662834][ T32] r4:8516b400 ** 5 printk messages dropped ** [ 1341.668820][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1341.668993][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1341.669263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1341.669662][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1341.669908][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.670068][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.670311][ T32] task:kworker/1:838 state:D stack:0 pid:5175 tgid:5175 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.670857][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 ** 4 printk messages dropped ** [ 1341.671049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516bbc0 ** 4 printk messages dropped ** [ 1341.671374][ T32] r5:00001000 r4:eb799000 [ 1341.671397][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.671437][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.671529][ T32] r5:8546078c r4:85460400 [ 1341.671588][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1341.672073][ T32] Exception stack(0xeb785fb0 to 0xeb785ff8) ** 4 printk messages dropped ** [ 1341.672259][ T32] r4:8516b780 ** 2 printk messages dropped ** [ 1341.672856][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.687085][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 6 printk messages dropped ** [ 1341.687362][ T32] r4:e055ddc0 ** 4 printk messages dropped ** [ 1341.687689][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 7 printk messages dropped ** [ 1341.688149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.688203][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.688240][ T32] r4:84a53d80 [ 1341.688264][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.688310][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.688334][ T32] r4:00000001 [ 1341.688359][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.688394][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.688422][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.688452][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.688511][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.688545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.688618][ T32] r4:84a51100 [ 1341.688673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.688708][ T32] INFO: task kworker/1:839:5176 blocked for more than 468 seconds. [ 1341.688745][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.688773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.688795][ T32] task:kworker/1:839 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.688994][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.689045][ T32] Call trace: [ 1341.689078][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.689131][ T32] r10:82918930 r9:eb791d84 r8:00000002 r7:60000113 r6:eb791d8c r5:8549c800 [ 1341.689165][ T32] r4:8549c800 [ 1341.689186][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.689227][ T32] r5:8549c800 r4:8291892c [ 1341.689267][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.689313][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.689366][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb791e08 [ 1341.689389][ T32] r4:00000000 [ 1341.689408][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.689460][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.689501][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.689558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516ba00 [ 1341.689585][ T32] r4:00000000 [ 1341.689729][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.689777][ T32] r9:83018205 r8:8549c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1341.689824][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.689870][ T32] r5:00001000 r4:eb78d000 [ 1341.689913][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.689980][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.690079][ T32] r5:8546038c r4:85460000 [ 1341.690103][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.690296][ T32] r7:ddde2d80 r6:83018200 r5:8546038c r4:853d2e80 [ 1341.690322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.690425][ T32] r10:61c88647 r9:8549c800 r8:853d2eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.690476][ T32] r4:853d2e80 [ 1341.690595][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.690644][ T32] r10:00000000 r9:853d2e80 r8:8027f5e8 r7:eb785e60 r6:853d2f00 r5:8549c800 [ 1341.690667][ T32] r4:00000001 [ 1341.690686][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.690720][ T32] Exception stack(0xeb791fb0 to 0xeb791ff8) [ 1341.690746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.690775][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.690801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.690829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.690851][ T32] r4:8516b800 [ 1341.691266][ T32] INFO: task kworker/1:839:5176 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.691340][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.691403][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.691447][ T32] Call trace: [ 1341.691492][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.691540][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.691565][ T32] r4:00000000 [ 1341.691584][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.691621][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.691649][ T32] dd20: c33dc000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.691678][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.691704][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.691758][ T32] r5:80000013 r4:80239bb0 [ 1341.691782][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.691837][ T32] r4:82ac11e4 [ 1341.691861][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 2 printk messages dropped ** [ 1341.691949][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1341.692484][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 7 printk messages dropped ** [ 1341.692755][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 3 printk messages dropped ** [ 1341.692894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1341.692972][ T32] INFO: task kworker/1:840:5178 blocked for more than 468 seconds. [ 1341.714548][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.714673][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.714703][ T32] task:kworker/1:840 state:D stack:0 pid:5178 tgid:5178 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.714773][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.714843][ T32] Call trace: [ 1341.714913][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.715012][ T32] r10:82918930 r9:eb79dd84 r8:00000002 r7:60000113 r6:eb79dd8c r5:8549d400 [ 1341.715044][ T32] r4:8549d400 [ 1341.715103][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.715162][ T32] r5:8549d400 r4:8291892c [ 1341.715186][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.715232][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.715292][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb79de08 [ 1341.715350][ T32] r4:00000000 [ 1341.715407][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.715592][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.715642][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.715692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516bd40 [ 1341.715717][ T32] r4:00000000 [ 1341.715775][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.715833][ T32] r9:83018205 r8:8549d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1341.715888][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.715938][ T32] r5:00001000 r4:eb7a5000 [ 1341.715960][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.716008][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.716071][ T32] r5:85460b8c r4:85460800 [ 1341.716096][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.716152][ T32] r7:ddde2d80 r6:83018200 r5:85460b8c r4:853d2f80 [ 1341.716205][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.716280][ T32] r10:61c88647 r9:8549d400 r8:853d2fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.716308][ T32] r4:853d2f80 [ 1341.716330][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.716386][ T32] r10:00000000 r9:853d2f80 r8:8027f5e8 r7:eb785e60 r6:8493f000 r5:8549d400 [ 1341.716410][ T32] r4:00000001 [ 1341.716432][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.716568][ T32] Exception stack(0xeb79dfb0 to 0xeb79dff8) [ 1341.716603][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.716637][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.716667][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.716696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.716847][ T32] r4:8516ba40 [ 1341.717272][ T32] INFO: task kworker/1:840:5178 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.717306][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.717928][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.717978][ T32] Call trace: [ 1341.718009][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.718058][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.718149][ T32] r4:00000000 [ 1341.718175][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.718215][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.718272][ T32] dd20: c36ce000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.718335][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.718377][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.718408][ T32] r5:80000013 r4:80239bb0 [ 1341.718430][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1341.718740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 8 printk messages dropped ** [ 1341.719173][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.719627][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.719806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1341.720087][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1341.720892][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7b5e08 ** 7 printk messages dropped ** [ 1341.721273][ T32] r9:83018205 r8:8549e000 r7:00000000 r6:83018200 r5:00001000 r4:7f025000 ** 1 printk messages dropped ** [ 1341.721348][ T32] r5:00001000 r4:dfa77000 [ 1341.721369][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.721408][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.721452][ T32] r5:85461f8c r4:85461c00 [ 1341.721472][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.721516][ T32] r7:ddde2d80 r6:83018200 r5:85461f8c r4:8493f080 [ 1341.721536][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.721581][ T32] r10:61c88647 r9:8549e000 r8:8493f0ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.721603][ T32] r4:8493f080 [ 1341.721623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.721706][ T32] r10:00000000 r9:8493f080 r8:8027f5e8 r7:eb79de60 r6:8493f100 r5:8549e000 [ 1341.721767][ T32] r4:00000001 [ 1341.721791][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.721828][ T32] Exception stack(0xeb7b5fb0 to 0xeb7b5ff8) [ 1341.721906][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.722007][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.722038][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.722088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.722130][ T32] r4:8516bc80 [ 1341.722466][ T32] INFO: task kworker/1:841:5179 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.722509][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.722633][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.722690][ T32] Call trace: [ 1341.722779][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.722833][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.722893][ T32] r4:00000000 [ 1341.722942][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.740999][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.741164][ T32] dd20: c3a7e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.741235][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.741267][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.741296][ T32] r5:80000013 r4:80239bb0 [ 1341.741320][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.741516][ T32] r4:82ac11e4 [ 1341.741551][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.741609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.741641][ T32] r4:e055ddc0 [ 1341.741663][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.741825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.741852][ T32] r4:00000000 [ 1341.741874][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.741974][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.742239][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.742290][ T32] r5:00001000 r4:ee509000 [ 1341.742312][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.742362][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.742543][ T32] r5:8609478c r4:86094400 [ 1341.742568][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.742642][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.742668][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.742715][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.742738][ T32] r4:84a53d80 [ 1341.742758][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.742822][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.742848][ T32] r4:00000001 [ 1341.742869][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.742910][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.742944][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.743000][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.743098][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.749259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.749343][ T32] r4:84a51100 [ 1341.749376][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.749723][ T32] INFO: task kworker/1:842:5183 blocked for more than 468 seconds. [ 1341.749763][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.749792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.749830][ T32] task:kworker/1:842 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.750068][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.750131][ T32] Call trace: [ 1341.750265][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.750325][ T32] r10:82918930 r9:eb7a9d84 r8:00000002 r7:60000113 r6:eb7a9d8c r5:8549ec00 [ 1341.750356][ T32] r4:8549ec00 [ 1341.750395][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.750440][ T32] r5:8549ec00 r4:8291892c [ 1341.750461][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.750502][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.750568][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 ** 4 printk messages dropped ** [ 1341.750820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8516bf40 ** 4 printk messages dropped ** [ 1341.751066][ T32] r5:00001000 r4:eb7b1000 [ 1341.751117][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.751484][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.752003][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.752892][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1341.766831][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1341.767322][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1341.768364][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1341.768842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.769479][ T32] task:kworker/1:843 state:D stack:0 pid:5184 tgid:5184 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1341.770417][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1341.770721][ T32] r5:00001000 r4:eb7c1000 ** 1 printk messages dropped ** [ 1341.770886][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.771488][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.772027][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.772856][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1341.789024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 14 printk messages dropped ** [ 1341.790122][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.790206][ T32] r4:84a53d80 [ 1341.790271][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.790376][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.790430][ T32] r4:00000001 [ 1341.790478][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.790590][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.790654][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.790718][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.790782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.790845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.790963][ T32] r4:84a51100 [ 1341.791239][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.791348][ T32] INFO: task kworker/1:844:5186 blocked for more than 468 seconds. [ 1341.791443][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.791503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.791550][ T32] task:kworker/1:844 state:D stack:0 pid:5186 tgid:5186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.791841][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.791932][ T32] Call trace: [ 1341.792002][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.792104][ T32] r10:82918930 r9:eb7d1d84 r8:00000002 r7:60000013 r6:eb7d1d8c r5:854a8c00 [ 1341.792153][ T32] r4:854a8c00 [ 1341.792196][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.792278][ T32] r5:854a8c00 r4:8291892c [ 1341.792324][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.792422][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.792547][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1341.792632][ T32] r4:00000000 [ 1341.792680][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.792761][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.792839][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.792931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ce100 [ 1341.792982][ T32] r4:00000000 [ 1341.807551][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.807819][ T32] r9:83018205 r8:854a8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1341.807873][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.807966][ T32] r5:00001000 r4:eb7cd000 [ 1341.808067][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.808157][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.808274][ T32] r5:8546178c r4:85461400 [ 1341.808346][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.808447][ T32] r7:ddde2d80 r6:83018200 r5:8546178c r4:8493f380 [ 1341.808523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.808622][ T32] r10:61c88647 r9:854a8c00 r8:8493f3ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.808677][ T32] r4:8493f380 [ 1341.808726][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.808823][ T32] r10:00000000 r9:8493f380 r8:8027f5e8 r7:eb7b5e60 r6:8493f400 r5:854a8c00 [ 1341.808874][ T32] r4:00000001 [ 1341.808922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.809002][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1341.809062][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.809120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.809176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.809236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.809287][ T32] r4:853ce240 [ 1341.809868][ T32] INFO: task kworker/1:844:5186 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.809937][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.810164][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.811114][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1341.811498][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1341.812551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 6 printk messages dropped ** [ 1341.842045][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1341.842600][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1341.844396][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1341.844767][ T32] INFO: task kworker/1:845:5188 blocked for more than 468 seconds. ** 7 printk messages dropped ** [ 1341.845155][ T32] r4:854a9800 ** 3 printk messages dropped ** [ 1341.845280][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1341.845625][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1341.845769][ T32] r5:00001000 r4:eb7d9000 ** 1 printk messages dropped ** [ 1341.845854][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.846187][ T32] r4:8493f480 ** 6 printk messages dropped ** [ 1341.846467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.847132][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1341.847278][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.847430][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1341.847577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1341.848104][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1341.848385][ T32] r4:84a53d80 ** 6 printk messages dropped ** [ 1341.849127][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.849205][ T32] r4:84a51100 [ 1341.850170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.850204][ T32] INFO: task kworker/1:846:5191 blocked for more than 468 seconds. [ 1341.850343][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.850373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.850396][ T32] task:kworker/1:846 state:D stack:0 pid:5191 tgid:5191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.850719][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.850765][ T32] Call trace: [ 1341.850796][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.850872][ T32] r10:82918930 r9:eb7ddd84 r8:00000002 r7:60000113 r6:eb7ddd8c r5:854aa400 [ 1341.850898][ T32] r4:854aa400 [ 1341.850980][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.851028][ T32] r5:854aa400 r4:8291892c [ 1341.851293][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.851342][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.851397][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7dde08 [ 1341.851423][ T32] r4:00000000 [ 1341.851443][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.851480][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.851516][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.851588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ce640 [ 1341.851615][ T32] r4:00000000 [ 1341.851668][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.851722][ T32] r9:83018205 r8:854aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1341.851744][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.851790][ T32] r5:00001000 r4:dfe71000 [ 1341.851841][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.851885][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.852100][ T32] r5:8546238c r4:85462000 [ 1341.852158][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.852209][ T32] r7:ddde2d80 r6:83018200 r5:8546238c r4:8493f580 [ 1341.852270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.852319][ T32] r10:61c88647 r9:854aa400 r8:8493f5ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.852351][ T32] r4:8493f580 [ 1341.852384][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.852432][ T32] r10:00000000 r9:8493f580 r8:8027f5e8 r7:eb7b5e60 r6:8493f600 r5:854aa400 [ 1341.852586][ T32] r4:00000001 [ 1341.852616][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.852656][ T32] Exception stack(0xeb7ddfb0 to 0xeb7ddff8) [ 1341.852685][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.852715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.852742][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.852796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.852862][ T32] r4:853ce3c0 [ 1341.880483][ T32] INFO: task kworker/1:846:5191 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.880646][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.880768][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.880876][ T32] Call trace: [ 1341.881020][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.881082][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.881147][ T32] r4:00000000 [ 1341.881227][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.881444][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.881505][ T32] dd20: c4ff2000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.881565][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.881777][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.881857][ T32] r5:80000013 r4:80239bb0 [ 1341.881889][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.881935][ T32] r4:82ac11e4 [ 1341.881956][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.882068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.882130][ T32] r4:e055ddc0 [ 1341.882175][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.882265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.882319][ T32] r4:00000000 [ 1341.882374][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.882473][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.882518][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.882606][ T32] r5:00001000 r4:ee509000 [ 1341.882659][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.882748][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.882840][ T32] r5:8609478c r4:86094400 [ 1341.882882][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.882947][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.882974][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.890551][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.890600][ T32] r4:84a53d80 [ 1341.890626][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.890694][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.890720][ T32] r4:00000001 [ 1341.890873][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.890915][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.890977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.891071][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.891103][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.891205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.891231][ T32] r4:84a51100 [ 1341.891256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.891292][ T32] INFO: task kworker/1:847:5193 blocked for more than 468 seconds. [ 1341.891326][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.891452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.891478][ T32] task:kworker/1:847 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.891535][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.891903][ T32] Call trace: [ 1341.891943][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.891994][ T32] r10:82918930 r9:eb6b1d84 r8:00000002 r7:60000113 r6:eb6b1d8c r5:854ab000 [ 1341.892017][ T32] r4:854ab000 [ 1341.892041][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.892083][ T32] r5:854ab000 r4:8291892c [ 1341.892104][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.892143][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.892208][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6b1e08 [ 1341.892235][ T32] r4:00000000 [ 1341.892268][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.892311][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.892357][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.892686][ T32] r5:00001000 r4:ea96f000 [ 1341.892707][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.892762][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1341.892874][ T32] r7:ddde2d80 r6:83018200 r5:85462b8c r4:8493f680 ** 7 printk messages dropped ** [ 1341.909093][ T32] Exception stack(0xeb6b1fb0 to 0xeb6b1ff8) ** 4 printk messages dropped ** [ 1341.909457][ T32] r4:853ce440 ** 2 printk messages dropped ** [ 1341.910334][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.910893][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 8 printk messages dropped ** [ 1341.911235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1341.911650][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1341.911887][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.912159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1341.912641][ T32] task:kworker/1:848 state:D stack:0 pid:5194 tgid:5194 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.922473][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e9e08 ** 3 printk messages dropped ** [ 1341.922767][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1341.933954][ T32] r5:00001000 r4:e05f9000 [ 1341.934020][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1341.934271][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.934762][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.935071][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.935127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.935155][ T32] r4:853ce440 [ 1341.935697][ T32] INFO: task kworker/1:848:5194 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1341.935770][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.935912][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.936002][ T32] Call trace: [ 1341.936071][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1341.936177][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1341.936208][ T32] r4:00000000 [ 1341.936230][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.936274][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1341.936305][ T32] dd20: c584f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1341.936341][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.936401][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.936435][ T32] r5:80000013 r4:80239bb0 [ 1341.936481][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.936544][ T32] r4:82ac11e4 [ 1341.936584][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.936656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.936708][ T32] r4:e055ddc0 [ 1341.936758][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.936841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.936893][ T32] r4:00000000 [ 1341.936965][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.937075][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.937119][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.937200][ T32] r5:00001000 r4:ee509000 [ 1341.937257][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.937344][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.937435][ T32] r5:8609478c r4:86094400 [ 1341.937512][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.937615][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.937654][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.937728][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.937766][ T32] r4:84a53d80 [ 1341.937811][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.937890][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.937945][ T32] r4:00000001 [ 1341.937986][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.938070][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.938131][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.938193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.938276][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.938350][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.938401][ T32] r4:84a51100 [ 1341.938474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.938540][ T32] INFO: task kworker/1:849:5195 blocked for more than 468 seconds. [ 1341.938607][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.938660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.938701][ T32] task:kworker/1:849 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.938826][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.938951][ T32] Call trace: [ 1341.939021][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.939130][ T32] r10:82918930 r9:eb7f1d84 r8:00000002 r7:60000113 r6:eb7f1d8c r5:854ac800 [ 1341.939179][ T32] r4:854ac800 [ 1341.939222][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.939276][ T32] r5:854ac800 r4:8291892c [ 1341.939298][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.939343][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.939395][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f1e08 [ 1341.939444][ T32] r4:00000000 [ 1341.939488][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.939569][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1341.939708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853cec80 ** 4 printk messages dropped ** [ 1341.940068][ T32] r5:00001000 r4:eac7b000 [ 1341.940112][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1341.940322][ T32] r7:ddde2d80 r6:83018200 r5:85462f8c r4:8493f880 ** 5 printk messages dropped ** [ 1341.940750][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.940949][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.941654][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1341.942065][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.942270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 5 printk messages dropped ** [ 1341.942619][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.942666][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.942708][ T32] r5:8609478c r4:86094400 [ 1341.942731][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.942801][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1341.942835][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.942884][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.942909][ T32] r4:84a53d80 [ 1341.942930][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.942976][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1341.943021][ T32] r4:00000001 [ 1341.956195][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.956371][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1341.956597][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.956664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.956722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.956784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1341.956837][ T32] r4:84a51100 [ 1341.956899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.956968][ T32] INFO: task kworker/1:850:5199 blocked for more than 468 seconds. [ 1341.957045][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.957095][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.957167][ T32] task:kworker/1:850 state:D stack:0 pid:5199 tgid:5199 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.957309][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.957447][ T32] Call trace: [ 1341.957516][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1341.957609][ T32] r10:82918930 r9:eb7f9d84 r8:00000002 r7:60000113 r6:eb7f9d8c r5:854aec00 [ 1341.957658][ T32] r4:854aec00 [ 1341.957695][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1341.957790][ T32] r5:854aec00 r4:8291892c [ 1341.957839][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.957920][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.958021][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f9e08 [ 1341.958092][ T32] r4:00000000 [ 1341.958273][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1341.958376][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1341.958469][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.958552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531b040 [ 1341.958619][ T32] r4:00000000 [ 1341.958668][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.958807][ T32] r9:83018205 r8:854aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1341.958927][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.959021][ T32] r5:00001000 r4:eaf25000 [ 1341.959065][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.959146][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.959232][ T32] r5:8546378c r4:85463400 [ 1341.959273][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1341.959374][ T32] r7:ddde2d80 r6:83018200 r5:8546378c r4:8493f980 [ 1341.959419][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1341.959508][ T32] r10:61c88647 r9:854aec00 r8:8493f9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1341.959556][ T32] r4:8493f980 [ 1341.959623][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1341.959710][ T32] r10:00000000 r9:8493f980 r8:8027f5e8 r7:eb7f1e60 r6:8493fa00 r5:854aec00 [ 1341.959767][ T32] r4:00000001 [ 1341.959804][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.959904][ T32] Exception stack(0xeb7f9fb0 to 0xeb7f9ff8) [ 1341.959964][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.960021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.960241][ T32] r4:853cea80 ** 2 printk messages dropped ** [ 1341.961134][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.961761][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1341.961822][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1341.961894][ T32] r5:80000013 r4:80239bb0 [ 1341.961942][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1341.962027][ T32] r4:82ac11e4 [ 1341.962085][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.962181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1341.962230][ T32] r4:e055ddc0 [ 1341.962271][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1341.962363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1341.962434][ T32] r4:00000000 [ 1341.962494][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1341.962617][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1341.962754][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1341.962860][ T32] r5:00001000 r4:ee509000 [ 1341.962916][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1341.963058][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.990498][ T32] r5:8609478c r4:86094400 [ 1341.990588][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1341.991158][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1341.991430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.991901][ T32] task:kworker/1:851 state:D stack:0 pid:5200 tgid:5200 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1341.992837][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7ede08 ** 9 printk messages dropped ** [ 1342.006593][ T32] r5:00001000 r4:eaef1000 [ 1342.006615][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.006701][ T32] r5:8546338c r4:85463000 ** 3 printk messages dropped ** [ 1342.006835][ T32] r10:61c88647 r9:8546b000 r8:8493faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.007166][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.007922][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 5 printk messages dropped ** [ 1342.008113][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 6 printk messages dropped ** [ 1342.008312][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1342.008889][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1342.009106][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1342.009408][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.009436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.009457][ T32] task:kworker/0:186 state:D stack:0 pid:5203 tgid:5203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.009502][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.009567][ T32] Call trace: [ 1342.009604][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.009653][ T32] r10:82918930 r9:eb7f5d84 r8:00000002 r7:60000113 r6:eb7f5d8c r5:8546e000 [ 1342.009676][ T32] r4:8546e000 [ 1342.009696][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.009759][ T32] r5:8546e000 r4:8291892c [ 1342.009784][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.009855][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.009906][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7f5e08 [ 1342.009929][ T32] r4:00000000 [ 1342.009977][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.010018][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.010074][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.010186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0a80 [ 1342.010225][ T32] r4:00000000 [ 1342.010245][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.010293][ T32] r9:83018005 r8:8546e000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1342.010316][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.010362][ T32] r5:00001000 r4:eb38b000 [ 1342.010383][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.010449][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.010522][ T32] r5:845e2f8c r4:845e2c00 [ 1342.010550][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.010602][ T32] r7:dddced80 r6:83018000 r5:845e2f8c r4:84bdcc00 [ 1342.010624][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.010671][ T32] r10:61c88647 r9:8546e000 r8:84bdcc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.010694][ T32] r4:84bdcc00 [ 1342.010713][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.010758][ T32] r10:00000000 r9:84bdcc00 r8:8027f5e8 r7:eb70de60 r6:84bdcc80 r5:8546e000 [ 1342.010781][ T32] r4:00000001 [ 1342.010827][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.010872][ T32] Exception stack(0xeb7f5fb0 to 0xeb7f5ff8) [ 1342.010899][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.010929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.010970][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.011002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.011026][ T32] r4:85329380 [ 1342.011335][ T32] INFO: task kworker/0:186:5203 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.011377][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.011437][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.011480][ T32] Call trace: [ 1342.011511][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.011558][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.011583][ T32] r4:00000000 [ 1342.011625][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.011698][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.011729][ T32] dd20: c6015000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.011789][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.011820][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.011845][ T32] r5:80000013 r4:80239bb0 [ 1342.011883][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1342.012118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 7 printk messages dropped ** [ 1342.012568][ T32] r5:8609478c r4:86094400 ** 4 printk messages dropped ** [ 1342.012801][ T32] r4:84a53d80 ** 5 printk messages dropped ** [ 1342.034165][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.035006][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.035512][ T32] r5:8546ec00 r4:8291892c ** 3 printk messages dropped ** [ 1342.035807][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.036161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531b280 ** 4 printk messages dropped ** [ 1342.036453][ T32] r5:00001000 r4:eaf61000 ** 3 printk messages dropped ** [ 1342.036731][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.037107][ T32] r4:8493fb00 ** 5 printk messages dropped ** [ 1342.037424][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.038608][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.038981][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1342.039391][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.039615][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1342.040081][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.040530][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1342.040759][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.040889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.041115][ T32] task:kworker/1:853 state:D stack:0 pid:5207 tgid:5207 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1342.041346][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.041392][ T32] r5:8546d400 r4:8291892c [ 1342.041413][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.041453][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.041514][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 [ 1342.041543][ T32] r4:00000000 [ 1342.041562][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.041676][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.041841][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.042036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531b3c0 [ 1342.042108][ T32] r4:00000000 [ 1342.042151][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.042257][ T32] r9:83018205 r8:8546d400 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1342.042306][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.042402][ T32] r5:00001000 r4:eaf99000 [ 1342.042425][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.042502][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.042586][ T32] r5:85463f8c r4:85463c00 [ 1342.042635][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.042729][ T32] r7:ddde2d80 r6:83018200 r5:85463f8c r4:8493fb80 [ 1342.042780][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.042878][ T32] r10:61c88647 r9:8546d400 r8:8493fbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.042930][ T32] r4:8493fb80 [ 1342.043098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.069155][ T32] r10:00000000 r9:8493fb80 r8:8027f5e8 r7:eb7fde60 r6:84bdcd80 r5:8546d400 [ 1342.069206][ T32] r4:00000001 [ 1342.069231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.069290][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1342.069322][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.069395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.069427][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.069458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.069480][ T32] r4:8531b1c0 [ 1342.069939][ T32] INFO: task kworker/1:853:5207 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.070003][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.070081][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.070182][ T32] Call trace: [ 1342.070248][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.070348][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.070374][ T32] r4:00000000 [ 1342.070396][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.070451][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.070534][ T32] dd20: c66ad000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.070570][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.070601][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.070628][ T32] r5:80000013 r4:80239bb0 [ 1342.070650][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.070694][ T32] r4:82ac11e4 [ 1342.070715][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.070758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.070781][ T32] r4:e055ddc0 [ 1342.070800][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.070841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.070865][ T32] r4:00000000 [ 1342.070905][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.071004][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.071044][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.071090][ T32] r5:00001000 r4:ee509000 [ 1342.071144][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.071238][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.071308][ T32] r5:8609478c r4:86094400 [ 1342.071331][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.071388][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.071424][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.071475][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.071539][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1342.071682][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.071931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1342.072538][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.072816][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1342.080575][ T32] r9:83018205 r8:8546a400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 ** 1 printk messages dropped ** [ 1342.080654][ T32] r5:00001000 r4:eb0af000 ** 4 printk messages dropped ** [ 1342.080833][ T32] r7:ddde2d80 r6:83018200 r5:8550078c r4:8493fc00 ** 3 printk messages dropped ** [ 1342.081003][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1342.081392][ T32] r4:8531b300 ** 2 printk messages dropped ** [ 1342.082214][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.082673][ T32] dd20: c66ad000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 9 printk messages dropped ** [ 1342.096268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 4 printk messages dropped ** [ 1342.096604][ T32] r5:00001000 r4:ee509000 ** 4 printk messages dropped ** [ 1342.096807][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1342.096994][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 6 printk messages dropped ** [ 1342.097211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1342.097355][ T32] INFO: task kworker/0:187:5211 blocked for more than 468 seconds. [ 1342.097393][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.097425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.097449][ T32] task:kworker/0:187 state:D stack:0 pid:5211 tgid:5211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.097509][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.097557][ T32] Call trace: [ 1342.097593][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.097690][ T32] r10:82918930 r9:eb819d84 r8:00000002 r7:60000113 r6:eb819d8c r5:85469800 [ 1342.097717][ T32] r4:85469800 [ 1342.097738][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.097778][ T32] r5:85469800 r4:8291892c [ 1342.097798][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.097838][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.097883][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb819e08 [ 1342.097938][ T32] r4:00000000 [ 1342.097965][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.098005][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.098041][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.098083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0780 [ 1342.098142][ T32] r4:00000000 [ 1342.098222][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.098333][ T32] r9:83018005 r8:85469800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1342.098375][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.098421][ T32] r5:00001000 r4:eb34f000 [ 1342.098440][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.098478][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.098521][ T32] r5:845e338c r4:845e3000 [ 1342.098541][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.098805][ T32] r7:dddced80 r6:83018000 r5:845e338c r4:84bdce80 [ 1342.098831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.098907][ T32] r10:61c88647 r9:85469800 r8:84bdceac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.098934][ T32] r4:84bdce80 [ 1342.098953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.098998][ T32] r10:00000000 r9:84bdce80 r8:8027f5e8 r7:eb7f5e60 r6:84bdcf00 r5:85469800 [ 1342.099022][ T32] r4:00000001 [ 1342.099106][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.099146][ T32] Exception stack(0xeb819fb0 to 0xeb819ff8) [ 1342.099173][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.099271][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.099350][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.099383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.099406][ T32] r4:853300c0 [ 1342.099853][ T32] INFO: task kworker/0:187:5211 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.099895][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.099957][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.100001][ T32] Call trace: [ 1342.100044][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.100095][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.100120][ T32] r4:00000000 [ 1342.100139][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.100180][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.100262][ T32] dd20: c682a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.100330][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.100396][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.100491][ T32] r5:80000013 r4:80239bb0 [ 1342.100573][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.100629][ T32] r4:82ac11e4 [ 1342.100655][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.100704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.100743][ T32] r4:e055ddc0 [ 1342.100790][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.100841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.100867][ T32] r4:00000000 [ 1342.100890][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.100943][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.100967][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.101011][ T32] r5:00001000 r4:ee509000 [ 1342.101033][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.101190][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.101240][ T32] r5:8609478c r4:86094400 [ 1342.101266][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.101400][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.101427][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.101478][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.101503][ T32] r4:84a53d80 [ 1342.101524][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.101569][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.101596][ T32] r4:00000001 [ 1342.101622][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.101701][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.101733][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.101769][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.102196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.102272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.102301][ T32] r4:84a51100 [ 1342.102326][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.102361][ T32] INFO: task kworker/1:855:5212 blocked for more than 468 seconds. [ 1342.102392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.102419][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.102441][ T32] task:kworker/1:855 state:D stack:0 pid:5212 tgid:5212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.102555][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.102654][ T32] Call trace: [ 1342.102689][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.102739][ T32] r10:82918930 r9:eb81dd84 r8:00000002 r7:60000113 r6:eb81dd8c r5:85468c00 [ 1342.102766][ T32] r4:85468c00 [ 1342.102786][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.102828][ T32] r5:85468c00 r4:8291892c [ 1342.102852][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.102932][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.103075][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb81de08 [ 1342.122449][ T32] r4:00000000 [ 1342.122577][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.122662][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.122711][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.122755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531b540 [ 1342.122851][ T32] r4:00000000 [ 1342.122974][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.123529][ T32] r9:83018205 r8:85468c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.123601][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.123667][ T32] r5:00001000 r4:eb03b000 [ 1342.123723][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.123771][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.123854][ T32] r5:8550038c r4:85500000 [ 1342.123880][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.123933][ T32] r7:ddde2d80 r6:83018200 r5:8550038c r4:8493fc80 [ 1342.123956][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.124004][ T32] r10:61c88647 r9:85468c00 r8:8493fcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.124029][ T32] r4:8493fc80 [ 1342.124082][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.124136][ T32] r10:00000000 r9:8493fc80 r8:8027f5e8 r7:eb815e60 r6:84bdcf80 r5:85468c00 [ 1342.124194][ T32] r4:00000001 [ 1342.124222][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.124264][ T32] Exception stack(0xeb81dfb0 to 0xeb81dff8) [ 1342.124296][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.124327][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.124365][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.124397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.124422][ T32] r4:8531b300 [ 1342.124892][ T32] INFO: task kworker/1:855:5212 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.124937][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.125013][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.125064][ T32] Call trace: [ 1342.125121][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.125229][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.125259][ T32] r4:00000000 [ 1342.125286][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.125328][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.125364][ T32] dd20: c6c53000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.125395][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.125421][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.125448][ T32] r5:80000013 r4:80239bb0 [ 1342.125602][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.125652][ T32] r4:82ac11e4 [ 1342.125676][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.125720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 5 printk messages dropped ** [ 1342.125900][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1342.126833][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 3 printk messages dropped ** [ 1342.127149][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.127435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.128083][ T32] task:kworker/1:856 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.129009][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 ** 7 printk messages dropped ** [ 1342.129426][ T32] r9:83018205 r8:8546bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 ** 1 printk messages dropped ** [ 1342.129493][ T32] r5:00001000 r4:eb121000 [ 1342.129585][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.129633][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.129678][ T32] r5:85500f8c r4:85500c00 [ 1342.129756][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.129842][ T32] r7:ddde2d80 r6:83018200 r5:85500f8c r4:8493fd00 [ 1342.130017][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.130070][ T32] r10:61c88647 r9:8546bc00 r8:8493fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.130094][ T32] r4:8493fd00 [ 1342.130114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.130176][ T32] r10:00000000 r9:8493fd00 r8:8027f5e8 r7:eb815e60 r6:854d4000 r5:8546bc00 [ 1342.130214][ T32] r4:00000001 [ 1342.130236][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.130274][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) [ 1342.130304][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.130343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.130404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.130444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.130470][ T32] r4:8531b340 [ 1342.130775][ T32] INFO: task kworker/1:856:5214 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.130813][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.130931][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.131011][ T32] Call trace: [ 1342.131113][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.131169][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.131195][ T32] r4:00000000 [ 1342.131282][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.131330][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.131454][ T32] dd20: c6c53000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.131489][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.131518][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.131543][ T32] r5:80000013 r4:80239bb0 [ 1342.131583][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.131668][ T32] r4:82ac11e4 [ 1342.131709][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.131758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.131800][ T32] r4:e055ddc0 [ 1342.131850][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.131915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.131995][ T32] r4:00000000 [ 1342.132039][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.132092][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.132117][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.132161][ T32] r5:00001000 r4:ee509000 [ 1342.132182][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.132223][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.132267][ T32] r5:8609478c r4:86094400 [ 1342.132287][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.132335][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.132377][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.132425][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.132450][ T32] r4:84a53d80 [ 1342.132518][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.132571][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.132624][ T32] r4:00000001 [ 1342.132652][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.132691][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.132719][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.132749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.132775][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.132830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.132885][ T32] r4:84a51100 [ 1342.132930][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.133124][ T32] INFO: task kworker/1:857:5216 blocked for more than 468 seconds. [ 1342.154281][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.154352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.154379][ T32] task:kworker/1:857 state:D stack:0 pid:5216 tgid:5216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.154473][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.154542][ T32] Call trace: [ 1342.154596][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.154657][ T32] r10:82918930 r9:eb82dd84 r8:00000002 r7:60000113 r6:eb82dd8c r5:8546c800 [ 1342.154682][ T32] r4:8546c800 [ 1342.154702][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1342.154764][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1342.155542][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.155681][ T32] r5:00001000 r4:eb0fb000 [ 1342.155702][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.155741][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.155944][ T32] r7:ddde2d80 r6:83018200 r5:85500b8c r4:8493fd80 ** 7 printk messages dropped ** [ 1342.156222][ T32] Exception stack(0xeb82dfb0 to 0xeb82dff8) ** 4 printk messages dropped ** [ 1342.156442][ T32] r4:8531b5c0 ** 2 printk messages dropped ** [ 1342.157020][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.157376][ T32] dd20: c6f7b000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1342.157995][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1342.158373][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1342.158667][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1342.158859][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.159168][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1342.159445][ T32] r10:82918930 r9:eb831d84 r8:00000002 r7:60000013 r6:eb831d8c r5:849c6c00 ** 8 printk messages dropped ** [ 1342.159837][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.160203][ T32] r5:00001000 r4:eb32f000 [ 1342.160225][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.160371][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.160760][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.161143][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1342.161201][ T32] r4:8531b740 [ 1342.161538][ T32] INFO: task kworker/1:858:5219 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.161628][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.161732][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.161806][ T32] Call trace: [ 1342.161855][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.161936][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.161987][ T32] r4:00000000 [ 1342.162008][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.162072][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.162105][ T32] dd20: c6f7b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.162136][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.162161][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.162186][ T32] r5:80000013 r4:80239bb0 [ 1342.162231][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.162295][ T32] r4:82ac11e4 [ 1342.162318][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.162413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.162473][ T32] r4:e055ddc0 [ 1342.162520][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.162641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.162668][ T32] r4:00000000 [ 1342.162692][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.162860][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.162972][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.187978][ T32] r5:00001000 r4:ee509000 [ 1342.188078][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.188149][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.188220][ T32] r5:8609478c r4:86094400 [ 1342.188246][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.188401][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.188437][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.188538][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.188563][ T32] r4:84a53d80 [ 1342.188589][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.188638][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.188677][ T32] r4:00000001 [ 1342.188723][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.188779][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.188834][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.188868][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.188929][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.188994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.189020][ T32] r4:84a51100 [ 1342.189070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.189104][ T32] INFO: task kworker/1:859:5220 blocked for more than 468 seconds. [ 1342.189191][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.189223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.189245][ T32] task:kworker/1:859 state:D stack:0 pid:5220 tgid:5220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.189303][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.189359][ T32] Call trace: [ 1342.189393][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.189443][ T32] r10:82918930 r9:eb835d84 r8:00000002 r7:60000113 r6:eb835d8c r5:849d8000 [ 1342.189467][ T32] r4:849d8000 [ 1342.189488][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.189582][ T32] r5:849d8000 r4:8291892c [ 1342.189607][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.189650][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.189695][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb835e08 [ 1342.189717][ T32] r4:00000000 [ 1342.189758][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.189910][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.189963][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.190007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531bb00 [ 1342.190031][ T32] r4:00000000 [ 1342.190051][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.190098][ T32] r9:83018205 r8:849d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1342.190120][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.190161][ T32] r5:00001000 r4:eb14f000 [ 1342.190202][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.190409][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.190458][ T32] r5:8550138c r4:85501000 [ 1342.190530][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.190583][ T32] r7:ddde2d80 r6:83018200 r5:8550138c r4:8493fe80 [ 1342.190617][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.190700][ T32] r10:61c88647 r9:849d8000 r8:8493feac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.190742][ T32] r4:8493fe80 [ 1342.190778][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.190879][ T32] r10:00000000 r9:8493fe80 r8:8027f5e8 r7:eb831e60 r6:854d4180 r5:849d8000 [ 1342.190941][ T32] r4:00000001 [ 1342.190987][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1342.191092][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.191759][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.192450][ T32] dd20: c7381000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1342.192769][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1342.193005][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.211471][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.211817][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.212363][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.212737][ T32] r5:849d8c00 r4:8291892c ** 3 printk messages dropped ** [ 1342.212933][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.219985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945a40 ** 4 printk messages dropped ** [ 1342.220269][ T32] r5:00001000 r4:dfa8f000 ** 2 printk messages dropped ** [ 1342.220413][ T32] r5:8550278c r4:85502400 ** 3 printk messages dropped ** [ 1342.220619][ T32] r10:61c88647 r9:849d8c00 r8:8493ff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.220643][ T32] r4:8493ff00 [ 1342.220663][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.220709][ T32] r10:00000000 r9:8493ff00 r8:8027f5e8 r7:eb831e60 r6:854d4200 r5:849d8c00 [ 1342.220731][ T32] r4:00000001 [ 1342.220778][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.220822][ T32] Exception stack(0xeb839fb0 to 0xeb839ff8) [ 1342.220852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.220908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.220945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.220975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.220997][ T32] r4:8531bac0 [ 1342.221454][ T32] INFO: task kworker/1:860:5222 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.221498][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.221579][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.221683][ T32] Call trace: [ 1342.221748][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.221802][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.221827][ T32] r4:00000000 [ 1342.221869][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.221945][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.221975][ T32] dd20: c7685000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.222004][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.222064][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.222096][ T32] r5:80000013 r4:80239bb0 [ 1342.222120][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.222208][ T32] r4:82ac11e4 [ 1342.222258][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.222308][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.222348][ T32] r4:e055ddc0 [ 1342.222369][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.222412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.222434][ T32] r4:00000000 [ 1342.222455][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.222499][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.222522][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.222567][ T32] r5:00001000 r4:ee509000 [ 1342.222617][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.222662][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.222704][ T32] r5:8609478c r4:86094400 [ 1342.222724][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.222768][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.222788][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.222884][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.222953][ T32] r4:84a53d80 [ 1342.223005][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.236412][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.236502][ T32] r4:00000001 [ 1342.236539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.236605][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.236638][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.236715][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.236749][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.236781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.236813][ T32] r4:84a51100 [ 1342.236837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.236868][ T32] INFO: task kworker/1:861:5225 blocked for more than 468 seconds. [ 1342.236976][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.237008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.237032][ T32] task:kworker/1:861 state:D stack:0 pid:5225 tgid:5225 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.237721][ T32] r5:849d9800 r4:8291892c ** 5 printk messages dropped ** [ 1342.238053][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.238340][ T32] r5:00001000 r4:eb36b000 [ 1342.238363][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.238478][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.238665][ T32] r7:ddde2d80 r6:83018200 r5:85501b8c r4:8493ff80 ** 7 printk messages dropped ** [ 1342.238915][ T32] Exception stack(0xeb829fb0 to 0xeb829ff8) ** 4 printk messages dropped ** [ 1342.239104][ T32] r4:8531bc80 ** 2 printk messages dropped ** [ 1342.239625][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.239904][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1342.240105][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.240266][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1342.240529][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.240968][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.241234][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.241550][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.241793][ T32] r5:849da400 r4:8291892c ** 3 printk messages dropped ** [ 1342.242000][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.242135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531bf00 ** 4 printk messages dropped ** [ 1342.242372][ T32] r5:00001000 r4:eb543000 [ 1342.242393][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.242558][ T32] r7:ddde2d80 r6:83018200 r5:85501f8c r4:85319000 ** 5 printk messages dropped ** [ 1342.242750][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.243032][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.269676][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.270200][ T32] dd20: c7c77000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.270260][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.270312][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.270396][ T32] r5:80000013 r4:80239bb0 [ 1342.270442][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.270523][ T32] r4:82ac11e4 [ 1342.270569][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.270655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.270703][ T32] r4:e055ddc0 [ 1342.270745][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.270844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.270897][ T32] r4:00000000 [ 1342.270940][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.271036][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.271083][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.271171][ T32] r5:00001000 r4:ee509000 [ 1342.271238][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.271364][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.271462][ T32] r5:8609478c r4:86094400 [ 1342.271506][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.271599][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.271645][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.271743][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.271797][ T32] r4:84a53d80 [ 1342.271845][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.271938][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.272004][ T32] r4:00000001 [ 1342.272057][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.272155][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.272219][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.272279][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.272345][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.272424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.272513][ T32] r4:84a51100 [ 1342.272566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.272648][ T32] INFO: task kworker/0:188:5228 blocked for more than 468 seconds. [ 1342.272715][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.272768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.272809][ T32] task:kworker/0:188 state:D stack:0 pid:5228 tgid:5228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.272901][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.281451][ T32] Call trace: [ 1342.281519][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.281592][ T32] r10:82918930 r9:eb841d84 r8:00000002 r7:60000113 r6:eb841d8c r5:849db000 [ 1342.281617][ T32] r4:849db000 [ 1342.281646][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.281734][ T32] r5:849db000 r4:8291892c [ 1342.281766][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.281808][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.281855][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb841e08 [ 1342.281892][ T32] r4:00000000 [ 1342.281914][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.281955][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.281995][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.282064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0ec0 [ 1342.282109][ T32] r4:00000000 [ 1342.282132][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.282195][ T32] r9:83018005 r8:849db000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1342.282220][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.282267][ T32] r5:00001000 r4:e058f000 [ 1342.282287][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.282337][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.282383][ T32] r5:853a838c r4:853a8000 [ 1342.282403][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.282450][ T32] r7:dddced80 r6:83018000 r5:853a838c r4:854d4380 [ 1342.282471][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.282516][ T32] r10:61c88647 r9:849db000 r8:854d43ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.282538][ T32] r4:854d4380 [ 1342.282558][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.282604][ T32] r10:00000000 r9:854d4380 r8:8027f5e8 r7:eb7f5e60 r6:854d4400 r5:849db000 [ 1342.282627][ T32] r4:00000001 [ 1342.282671][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.282721][ T32] Exception stack(0xeb841fb0 to 0xeb841ff8) [ 1342.282750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.282780][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.282807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.282837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.282859][ T32] r4:854d0700 [ 1342.293820][ T32] INFO: task kworker/0:188:5228 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.293949][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.294036][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.294106][ T32] Call trace: [ 1342.294151][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.294217][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.294246][ T32] r4:00000000 [ 1342.294271][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1342.294365][ T32] dd20: c80aa000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1342.294642][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1342.294925][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.295258][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.295554][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.295778][ T32] task:kworker/1:863 state:D stack:0 pid:5231 tgid:5231 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1342.296211][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1342.296775][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.296914][ T32] r5:00001000 r4:eb9e3000 [ 1342.296936][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.297044][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1342.297223][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1342.297515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1342.298096][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.298369][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 4 printk messages dropped ** [ 1342.298516][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1342.298744][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.299040][ T32] r5:8609478c r4:86094400 [ 1342.299059][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.299107][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.299128][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.299184][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.299209][ T32] r4:84a53d80 [ 1342.299229][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.299273][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.299296][ T32] r4:00000001 [ 1342.299333][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.299373][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.299401][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.299429][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.299456][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.299508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.299535][ T32] r4:84a51100 [ 1342.299582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.299615][ T32] INFO: task kworker/0:189:5235 blocked for more than 468 seconds. [ 1342.299644][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.299669][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.299725][ T32] task:kworker/0:189 state:D stack:0 pid:5235 tgid:5235 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.299811][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.299952][ T32] Call trace: [ 1342.300039][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.300132][ T32] r10:82918930 r9:eb849d84 r8:00000002 r7:60000113 r6:eb849d8c r5:849dec00 [ 1342.300188][ T32] r4:849dec00 [ 1342.300232][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.300311][ T32] r5:849dec00 r4:8291892c [ 1342.300365][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.300447][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.300581][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 [ 1342.300634][ T32] r4:00000000 [ 1342.300676][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.300752][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.300827][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.300910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d0280 [ 1342.300957][ T32] r4:00000000 [ 1342.301003][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.301097][ T32] r9:83018005 r8:849dec00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1342.301144][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.301231][ T32] r5:00001000 r4:ea9ab000 [ 1342.301276][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.301376][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.301464][ T32] r5:853a878c r4:853a8400 [ 1342.301508][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.301597][ T32] r7:dddced80 r6:83018000 r5:853a878c r4:854d4500 [ 1342.301652][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.301754][ T32] r10:61c88647 r9:849dec00 r8:854d452c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.301809][ T32] r4:854d4500 [ 1342.301855][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.301948][ T32] r10:00000000 r9:854d4500 r8:8027f5e8 r7:eb841e60 r6:854d4580 r5:849dec00 [ 1342.301997][ T32] r4:00000001 [ 1342.302046][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.302123][ T32] Exception stack(0xeb849fb0 to 0xeb849ff8) [ 1342.302202][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.302273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.302304][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.302342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.302366][ T32] r4:854d0d40 [ 1342.302659][ T32] INFO: task kworker/0:189:5235 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.302693][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.302750][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.302813][ T32] Call trace: [ 1342.302844][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.302891][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.302914][ T32] r4:00000000 [ 1342.302973][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.331991][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.332208][ T32] dd20: c8309000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.332282][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.332359][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.332423][ T32] r5:80000013 r4:80239bb0 [ 1342.332509][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.332641][ T32] r4:82ac11e4 [ 1342.332690][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.332781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.332832][ T32] r4:e055ddc0 [ 1342.332879][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.332972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.333103][ T32] r4:00000000 [ 1342.333933][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.334076][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.334120][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.334295][ T32] r5:00001000 r4:ee509000 [ 1342.334390][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.334483][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.334573][ T32] r5:8609478c r4:86094400 [ 1342.334621][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.334720][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.334768][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.334898][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.335007][ T32] r4:84a53d80 [ 1342.335167][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.335285][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.335339][ T32] r4:00000001 [ 1342.335365][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.335405][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.335434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.335463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.335490][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.335519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.335542][ T32] r4:84a51100 [ 1342.335566][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.335602][ T32] INFO: task kworker/0:190:5238 blocked for more than 468 seconds. [ 1342.335639][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.335702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.335739][ T32] task:kworker/0:190 state:D stack:0 pid:5238 tgid:5238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.335903][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.335973][ T32] Call trace: [ 1342.336060][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.336112][ T32] r10:82918930 r9:eb7e1d84 r8:00000002 r7:60000013 r6:eb7e1d8c r5:849de000 [ 1342.336135][ T32] r4:849de000 [ 1342.336155][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.336195][ T32] r5:849de000 r4:8291892c [ 1342.336215][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.336290][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.336398][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7e1e08 [ 1342.336425][ T32] r4:00000000 [ 1342.336515][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.336618][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.336667][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.336711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bf2f80 [ 1342.336734][ T32] r4:00000000 [ 1342.336753][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.336798][ T32] r9:83018005 r8:849de000 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1342.336852][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.336897][ T32] r5:00001000 r4:eab55000 [ 1342.336918][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.336956][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.336997][ T32] r5:853a8b8c r4:853a8800 [ 1342.337048][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.337142][ T32] r7:dddced80 r6:83018000 r5:853a8b8c r4:854d4600 [ 1342.337166][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.337211][ T32] r10:61c88647 r9:849de000 r8:854d462c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.337234][ T32] r4:854d4600 [ 1342.337253][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.337345][ T32] r10:00000000 r9:854d4600 r8:8027f5e8 r7:eb849e60 r6:854d4680 r5:849de000 [ 1342.337372][ T32] r4:00000001 [ 1342.337392][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.337426][ T32] Exception stack(0xeb7e1fb0 to 0xeb7e1ff8) [ 1342.337453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.337510][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.337541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.337571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.337662][ T32] r4:84bf2d40 [ 1342.338074][ T32] INFO: task kworker/0:190:5238 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.338108][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.338168][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.338280][ T32] Call trace: [ 1342.338318][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.338377][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.338528][ T32] r4:00000000 [ 1342.338729][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.338776][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.338805][ T32] dd20: c8309000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.338875][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.338904][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.339027][ T32] r5:80000013 r4:80239bb0 [ 1342.339052][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.339094][ T32] r4:82ac11e4 [ 1342.339160][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.339213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.339292][ T32] r4:e055ddc0 [ 1342.339316][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.339381][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.339440][ T32] r4:00000000 [ 1342.339484][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.339580][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.339630][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.339716][ T32] r5:00001000 r4:ee509000 [ 1342.339759][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.339876][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.339970][ T32] r5:8609478c r4:86094400 [ 1342.340011][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.340139][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.340210][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.340317][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.340382][ T32] r4:84a53d80 [ 1342.340427][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.340967][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.341044][ T32] r4:00000001 [ 1342.341092][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.341156][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.341186][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.341215][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.341242][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.341271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.341292][ T32] r4:84a51100 [ 1342.341339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.341372][ T32] INFO: task kworker/1:864:5239 blocked for more than 468 seconds. [ 1342.341401][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.341428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.341495][ T32] task:kworker/1:864 state:D stack:0 pid:5239 tgid:5239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.341767][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.341846][ T32] Call trace: [ 1342.341983][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1342.342382][ T32] r5:849dd400 r4:8291892c ** 5 printk messages dropped ** [ 1342.342715][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.371432][ T32] r5:00001000 r4:eb1d3000 [ 1342.371484][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.371883][ T32] r7:ddde2d80 r6:83018200 r5:85502f8c r4:85319100 ** 3 printk messages dropped ** [ 1342.372226][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1342.374133][ T32] r4:84945a80 ** 2 printk messages dropped ** [ 1342.375209][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.376214][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 8 printk messages dropped ** [ 1342.377130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1342.378081][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1342.378651][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.379712][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.380778][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.381829][ T32] r5:00001000 r4:eb02b000 [ 1342.381859][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.381903][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.381945][ T32] r5:85502b8c r4:85502800 [ 1342.381965][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.382012][ T32] r7:ddde2d80 r6:83018200 r5:85502b8c r4:85319180 [ 1342.382035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.382081][ T32] r10:61c88647 r9:849dbc00 r8:853191ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.382104][ T32] r4:85319180 [ 1342.382236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.382285][ T32] r10:00000000 r9:85319180 r8:8027f5e8 r7:eb805e60 r6:854d4780 r5:849dbc00 [ 1342.382364][ T32] r4:00000001 [ 1342.382387][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.382478][ T32] Exception stack(0xeb84dfb0 to 0xeb84dff8) [ 1342.382510][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.382540][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.382697][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.382903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.382931][ T32] r4:84945a80 [ 1342.410340][ T32] INFO: task kworker/1:865:5241 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.410456][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.410582][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.410675][ T32] Call trace: [ 1342.410722][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.410787][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.410813][ T32] r4:00000000 [ 1342.410833][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.410873][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.410903][ T32] dd20: c8a2d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.410933][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.410972][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.411012][ T32] r5:80000013 r4:80239bb0 [ 1342.411037][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.411083][ T32] r4:82ac11e4 [ 1342.411104][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.411146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.411170][ T32] r4:e055ddc0 [ 1342.411203][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.411250][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.411273][ T32] r4:00000000 [ 1342.411292][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.411350][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.411374][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.411417][ T32] r5:00001000 r4:ee509000 [ 1342.411462][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.411506][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.411552][ T32] r5:8609478c r4:86094400 [ 1342.411572][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.411621][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.411666][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.411716][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.411741][ T32] r4:84a53d80 [ 1342.411761][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.411818][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.411844][ T32] r4:00000001 [ 1342.411864][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.411899][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.411926][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.411955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.411982][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.412011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.412034][ T32] r4:84a51100 [ 1342.412057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.412086][ T32] INFO: task kworker/0:191:5242 blocked for more than 468 seconds. ** 5 printk messages dropped ** [ 1342.412359][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1342.412731][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.412954][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.427020][ T32] r5:00001000 r4:eb21f000 [ 1342.427045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.427419][ T32] r7:dddced80 r6:83018000 r5:853a978c r4:854d4800 ** 7 printk messages dropped ** [ 1342.427665][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) ** 2 printk messages dropped ** [ 1342.427756][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.428815][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 7 printk messages dropped ** [ 1342.429221][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 5 printk messages dropped ** [ 1342.429459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.429550][ T32] r4:00000000 [ 1342.429573][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.429669][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.429693][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.429737][ T32] r5:00001000 r4:ee509000 [ 1342.429756][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.429794][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.429835][ T32] r5:8609478c r4:86094400 [ 1342.429857][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.429910][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.429966][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.430042][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.430070][ T32] r4:84a53d80 [ 1342.430092][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.430140][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.430183][ T32] r4:00000001 [ 1342.430231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.430281][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.430311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.430351][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.430379][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.430412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.430435][ T32] r4:84a51100 [ 1342.430457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.430486][ T32] INFO: task kworker/0:192:5244 blocked for more than 468 seconds. [ 1342.430569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.430601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.430645][ T32] task:kworker/0:192 state:D stack:0 pid:5244 tgid:5244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.430719][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.430767][ T32] Call trace: [ 1342.430811][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.430860][ T32] r10:82918930 r9:eb801d84 r8:00000002 r7:60000013 r6:eb801d8c r5:84390c00 [ 1342.430898][ T32] r4:84390c00 [ 1342.430923][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.430964][ T32] r5:84390c00 r4:8291892c [ 1342.430996][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.431040][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.431086][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb801e08 [ 1342.431109][ T32] r4:00000000 [ 1342.431129][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.431191][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.431231][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.431272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d5180 [ 1342.431296][ T32] r4:00000000 [ 1342.431317][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.431371][ T32] r9:83018005 r8:84390c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1342.431394][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.431436][ T32] r5:00001000 r4:eafc5000 [ 1342.431456][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.431494][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.431535][ T32] r5:853a8f8c r4:853a8c00 [ 1342.431554][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.431597][ T32] r7:dddced80 r6:83018000 r5:853a8f8c r4:854d4900 [ 1342.431618][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.431661][ T32] r10:61c88647 r9:84390c00 r8:854d492c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.431683][ T32] r4:854d4900 [ 1342.431703][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.431775][ T32] r10:00000000 r9:854d4900 r8:8027f5e8 r7:eb851e60 r6:854d4980 r5:84390c00 [ 1342.431827][ T32] r4:00000001 [ 1342.431852][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.431888][ T32] Exception stack(0xeb801fb0 to 0xeb801ff8) [ 1342.431915][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.431943][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.431971][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.431999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.432021][ T32] r4:854d5000 [ 1342.432288][ T32] INFO: task kworker/0:192:5244 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.432320][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.432421][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.432499][ T32] Call trace: [ 1342.432535][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.432582][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.432606][ T32] r4:00000000 [ 1342.432625][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.432687][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.432720][ T32] dd20: c8e13000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 6 printk messages dropped ** [ 1342.454145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1342.454705][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1342.455082][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 7 printk messages dropped ** [ 1342.455377][ T32] r4:84a51100 ** 3 printk messages dropped ** [ 1342.455502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1342.455895][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1342.456187][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.456315][ T32] r5:00001000 r4:eb1f7000 [ 1342.456345][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.456454][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1342.456709][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.456853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.457580][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.457603][ T32] r4:00000000 [ 1342.457667][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.457712][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.457742][ T32] dd20: c9322000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.457771][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.457795][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.457820][ T32] r5:80000013 r4:80239bb0 [ 1342.457839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.457881][ T32] r4:82ac11e4 [ 1342.457901][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.457942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.457965][ T32] r4:e055ddc0 [ 1342.457984][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.458024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.458071][ T32] r4:00000000 [ 1342.458096][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.458143][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.458164][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.458206][ T32] r5:00001000 r4:ee509000 [ 1342.458297][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.458424][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.458471][ T32] r5:8609478c r4:86094400 [ 1342.458515][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.458564][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.458585][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.458631][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.458657][ T32] r4:84a53d80 [ 1342.458676][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.458720][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.458744][ T32] r4:00000001 [ 1342.458763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.458798][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.458825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.458854][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.458882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.458911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.458933][ T32] r4:84a51100 [ 1342.458954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.458979][ T32] INFO: task kworker/1:866:5248 blocked for more than 468 seconds. [ 1342.459005][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.459029][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.459050][ T32] task:kworker/1:866 state:D stack:0 pid:5248 tgid:5248 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.459092][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.459134][ T32] Call trace: [ 1342.459164][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.459210][ T32] r10:82918930 r9:eb855d84 r8:00000002 r7:60000113 r6:eb855d8c r5:84393000 [ 1342.459233][ T32] r4:84393000 [ 1342.459278][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.459322][ T32] r5:84393000 r4:8291892c [ 1342.459354][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.459418][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.459491][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb855e08 [ 1342.459541][ T32] r4:00000000 [ 1342.459564][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.459603][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.459640][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.459681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467440 [ 1342.459752][ T32] r4:00000000 [ 1342.459775][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.459846][ T32] r9:83018205 r8:84393000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1342.459870][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.459935][ T32] r5:00001000 r4:eb2e3000 [ 1342.459959][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.459999][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.460040][ T32] r5:8550338c r4:85503000 [ 1342.460059][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.460102][ T32] r7:ddde2d80 r6:83018200 r5:8550338c r4:85319200 [ 1342.460123][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.460167][ T32] r10:61c88647 r9:84393000 r8:8531922c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.460190][ T32] r4:85319200 [ 1342.460209][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.460253][ T32] r10:00000000 r9:85319200 r8:8027f5e8 r7:eb805e60 r6:854d4b00 r5:84393000 [ 1342.460300][ T32] r4:00000001 [ 1342.460330][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.460371][ T32] Exception stack(0xeb855fb0 to 0xeb855ff8) [ 1342.460397][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.460449][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.460505][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.460565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.460614][ T32] r4:85467080 [ 1342.460862][ T32] INFO: task kworker/1:866:5248 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.460894][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.460948][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.461005][ T32] Call trace: [ 1342.461149][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.461212][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.461333][ T32] r4:00000000 [ 1342.461358][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.461397][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.461425][ T32] dd20: c9322000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 4 printk messages dropped ** [ 1342.461591][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.461769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.461792][ T32] r4:00000000 [ 1342.461811][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.461857][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.461978][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.462024][ T32] r5:00001000 r4:ee509000 [ 1342.462044][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.462081][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.462123][ T32] r5:8609478c r4:86094400 [ 1342.462142][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.462275][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.462299][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.462356][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.462381][ T32] r4:84a53d80 [ 1342.462400][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.462443][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.462575][ T32] r4:00000001 [ 1342.462599][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.462635][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.462660][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.462770][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.462802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.462832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.462867][ T32] r4:84a51100 ** 2 printk messages dropped ** [ 1342.463046][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1342.486482][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.487035][ T32] r5:00001000 r4:eb24b000 ** 4 printk messages dropped ** [ 1342.487301][ T32] r7:dddced80 r6:83018000 r5:853a9b8c r4:854d4b80 ** 5 printk messages dropped ** [ 1342.487497][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.487637][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.488690][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.488716][ T32] r4:00000000 [ 1342.488904][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.488949][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.488980][ T32] dd20: c93b0000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.489010][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.489037][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.489061][ T32] r5:80000013 r4:80239bb0 [ 1342.489083][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.489126][ T32] r4:82ac11e4 [ 1342.489147][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.489192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.489415][ T32] r4:e055ddc0 [ 1342.489445][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.489521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.489548][ T32] r4:00000000 [ 1342.489579][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.489722][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.489825][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.489893][ T32] r5:00001000 r4:ee509000 [ 1342.489915][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.489954][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.489994][ T32] r5:8609478c r4:86094400 [ 1342.490014][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.490060][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.490081][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.490126][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.490222][ T32] r4:84a53d80 [ 1342.490253][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.490302][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.490333][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1342.490409][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1342.490650][ T32] INFO: task kworker/0:195:5253 blocked for more than 469 seconds. ** 6 printk messages dropped ** [ 1342.491005][ T32] r10:82918930 r9:eb869d84 r8:00000002 r7:60000013 r6:eb869d8c r5:84396000 ** 8 printk messages dropped ** [ 1342.491301][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.491533][ T32] r5:00001000 r4:eb291000 [ 1342.491554][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.491747][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1342.492251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.492878][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1342.526415][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1342.526672][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1342.527487][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 10 printk messages dropped ** [ 1342.528089][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.528554][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb86de08 ** 9 printk messages dropped ** [ 1342.528989][ T32] r5:00001000 r4:eb273000 [ 1342.529011][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.529228][ T32] r7:dddced80 r6:83018000 r5:853a9f8c r4:854d4d80 ** 10 printk messages dropped ** [ 1342.530008][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.530893][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 13 printk messages dropped ** [ 1342.531403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1342.531883][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1342.532134][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.532400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.532421][ T32] task:kworker/0:197 state:D stack:0 pid:5257 tgid:5257 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.532518][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.532581][ T32] Call trace: [ 1342.532708][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.532760][ T32] r10:82918930 r9:eb871d84 r8:00000002 r7:60000113 r6:eb871d8c r5:84391800 [ 1342.532794][ T32] r4:84391800 [ 1342.532815][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.532865][ T32] r5:84391800 r4:8291892c [ 1342.532909][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.532972][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.554033][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb871e08 [ 1342.554219][ T32] r4:00000000 [ 1342.554279][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.554414][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.554506][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.554604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d52c0 [ 1342.554662][ T32] r4:00000000 [ 1342.554708][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.554809][ T32] r9:83018005 r8:84391800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1342.554858][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.554956][ T32] r5:00001000 r4:eb2bf000 [ 1342.555002][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.555088][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.555206][ T32] r5:853aa78c r4:853aa400 [ 1342.555285][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.555375][ T32] r7:dddced80 r6:83018000 r5:853aa78c r4:854d4e80 [ 1342.555401][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.555462][ T32] r10:61c88647 r9:84391800 r8:854d4eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.555487][ T32] r4:854d4e80 [ 1342.555509][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.555558][ T32] r10:00000000 r9:854d4e80 r8:8027f5e8 r7:eb869e60 r6:854d4f00 r5:84391800 [ 1342.555588][ T32] r4:00000001 [ 1342.555610][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.555650][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) [ 1342.555736][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.555769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.555796][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.555826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.555847][ T32] r4:854d5ac0 [ 1342.556267][ T32] INFO: task kworker/0:197:5257 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.556304][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.556430][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.556543][ T32] Call trace: [ 1342.556581][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.556634][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.556663][ T32] r4:00000000 [ 1342.556711][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.556770][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.556799][ T32] dd20: c9e45000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.556829][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.556853][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.556885][ T32] r5:80000013 r4:80239bb0 [ 1342.556904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.556945][ T32] r4:82ac11e4 [ 1342.556965][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.557095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.557127][ T32] r4:e055ddc0 [ 1342.557148][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.557192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.557215][ T32] r4:00000000 [ 1342.557235][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.557279][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.557375][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.557425][ T32] r5:00001000 r4:ee509000 [ 1342.557446][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.557484][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.557525][ T32] r5:8609478c r4:86094400 [ 1342.557544][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.557594][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.557877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.557990][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.558021][ T32] r4:84a53d80 [ 1342.558055][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1342.558258][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1342.558640][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 10 printk messages dropped ** [ 1342.559259][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1342.559518][ T32] r5:00001000 r4:eb3b5000 ** 3 printk messages dropped ** [ 1342.559640][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1342.560264][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.561147][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1342.561786][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1342.562124][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1342.562395][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1342.562588][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 4 printk messages dropped ** [ 1342.562725][ T32] r4:84a51100 ** 6 printk messages dropped ** [ 1342.586291][ T32] Call trace: ** 7 printk messages dropped ** [ 1342.587016][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb87de08 ** 9 printk messages dropped ** [ 1342.587448][ T32] r5:00001000 r4:eb399000 [ 1342.587471][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.587510][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.587554][ T32] r5:8550378c r4:85503400 [ 1342.587574][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.587624][ T32] r7:ddde2d80 r6:83018200 r5:8550378c r4:85319280 [ 1342.587646][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.587693][ T32] r10:61c88647 r9:85478c00 r8:853192ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.587717][ T32] r4:85319280 [ 1342.587737][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.587864][ T32] r10:00000000 r9:85319280 r8:8027f5e8 r7:eb855e60 r6:854da080 r5:85478c00 [ 1342.587896][ T32] r4:00000001 [ 1342.587919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.587959][ T32] Exception stack(0xeb87dfb0 to 0xeb87dff8) [ 1342.587989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.588040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.588072][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.588103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.588125][ T32] r4:854672c0 [ 1342.588724][ T32] INFO: task kworker/1:867:5261 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.588766][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.588865][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.588912][ T32] Call trace: [ 1342.589027][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.589080][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.589104][ T32] r4:00000000 [ 1342.589123][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.589161][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.589189][ T32] dd20: ca18c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.589280][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.589309][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.589342][ T32] r5:80000013 r4:80239bb0 [ 1342.589365][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.589407][ T32] r4:82ac11e4 [ 1342.589426][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.589468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.589490][ T32] r4:e055ddc0 [ 1342.589515][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.589558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.589580][ T32] r4:00000000 [ 1342.589599][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.589643][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.589666][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.589708][ T32] r5:00001000 r4:ee509000 [ 1342.589728][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.589783][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.589874][ T32] r5:8609478c r4:86094400 [ 1342.589919][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.590014][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.590058][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.590149][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.590198][ T32] r4:84a53d80 [ 1342.590240][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.590343][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.590421][ T32] r4:00000001 [ 1342.590453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.590492][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.590539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.590574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.590601][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.590630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.590652][ T32] r4:84a51100 [ 1342.590698][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.590731][ T32] INFO: task kworker/0:199:5262 blocked for more than 469 seconds. [ 1342.590767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.590793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.590814][ T32] task:kworker/0:199 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.590902][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.590974][ T32] Call trace: [ 1342.591007][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.591052][ T32] r10:82918930 r9:eb875d84 r8:00000002 r7:60000013 r6:eb875d8c r5:85479800 [ 1342.591074][ T32] r4:85479800 [ 1342.591094][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.591134][ T32] r5:85479800 r4:8291892c [ 1342.591154][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.591191][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.591236][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb875e08 [ 1342.591259][ T32] r4:00000000 [ 1342.591301][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.591352][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.591388][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.591430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465280 [ 1342.591471][ T32] r4:00000000 [ 1342.591519][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.591569][ T32] r9:83018005 r8:85479800 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1342.591592][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.591632][ T32] r5:00001000 r4:eb307000 [ 1342.591653][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.591690][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.591732][ T32] r5:853aab8c r4:853aa800 [ 1342.591751][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.591795][ T32] r7:dddced80 r6:83018000 r5:853aab8c r4:854da100 [ 1342.591817][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.591862][ T32] r10:61c88647 r9:85479800 r8:854da12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.591886][ T32] r4:854da100 [ 1342.591919][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.592014][ T32] r10:00000000 r9:854da100 r8:8027f5e8 r7:eb879e60 r6:854da180 r5:85479800 [ 1342.592042][ T32] r4:00000001 [ 1342.592063][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.592098][ T32] Exception stack(0xeb875fb0 to 0xeb875ff8) [ 1342.592123][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.592152][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.592178][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.592213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.592264][ T32] r4:854651c0 [ 1342.592572][ T32] INFO: task kworker/0:199:5262 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.592607][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.592695][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.592738][ T32] Call trace: [ 1342.592767][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.592813][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.592837][ T32] r4:00000000 [ 1342.592875][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.592919][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.593045][ T32] dd20: ca18c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.603522][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.603572][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.603625][ T32] r5:80000013 r4:80239bb0 [ 1342.603676][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.603742][ T32] r4:82ac11e4 [ 1342.603762][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.603806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.603846][ T32] r4:e055ddc0 [ 1342.603870][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.603915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.603937][ T32] r4:00000000 [ 1342.603956][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.604025][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 6 printk messages dropped ** [ 1342.604310][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1342.604555][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.604800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1342.605136][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.605426][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1342.605674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ef4c0 ** 4 printk messages dropped ** [ 1342.605856][ T32] r5:00001000 r4:dff29000 ** 1 printk messages dropped ** [ 1342.605938][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.606186][ T32] r4:85319300 ** 4 printk messages dropped ** [ 1342.606356][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) ** 2 printk messages dropped ** [ 1342.606437][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.606466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.606489][ T32] r4:85467400 [ 1342.606890][ T32] INFO: task kworker/1:868:5265 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.606922][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.607004][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.607051][ T32] Call trace: [ 1342.607081][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.607152][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.607180][ T32] r4:00000000 [ 1342.607200][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.607238][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.607266][ T32] dd20: ca18c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.607318][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.607353][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.607377][ T32] r5:80000013 r4:80239bb0 [ 1342.607400][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.607440][ T32] r4:82ac11e4 [ 1342.607460][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.607512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.607541][ T32] r4:e055ddc0 [ 1342.607562][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.607617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.607644][ T32] r4:00000000 [ 1342.607663][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.607709][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.607729][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.607770][ T32] r5:00001000 r4:ee509000 [ 1342.607790][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.607829][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.607870][ T32] r5:8609478c r4:86094400 [ 1342.607889][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1342.608025][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1342.608219][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1342.608433][ T32] INFO: task kworker/1:869:5267 blocked for more than 469 seconds. ** 4 printk messages dropped ** [ 1342.608663][ T32] Call trace: ** 5 printk messages dropped ** [ 1342.608844][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1342.609146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85467d00 ** 4 printk messages dropped ** [ 1342.609378][ T32] r5:00001000 r4:eb6b5000 [ 1342.609409][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1342.609509][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1342.609903][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) ** 4 printk messages dropped ** [ 1342.610272][ T32] r4:85467400 ** 2 printk messages dropped ** [ 1342.610947][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.611220][ T32] dd20: ca18c000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1342.611487][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1342.611765][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.611984][ T32] r5:8609478c r4:86094400 [ 1342.612004][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.612074][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.612125][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.612180][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.612218][ T32] r4:84a53d80 [ 1342.612260][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.612357][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.612384][ T32] r4:00000001 [ 1342.612404][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.612458][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.612516][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.612544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.612595][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.612627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.612651][ T32] r4:84a51100 [ 1342.612711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.612739][ T32] INFO: task kworker/0:200:5268 blocked for more than 469 seconds. [ 1342.612767][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.612821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.612872][ T32] task:kworker/0:200 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.612971][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.647526][ T32] Call trace: [ 1342.647584][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.647666][ T32] r10:82918930 r9:eb891d84 r8:00000002 r7:60000113 r6:eb891d8c r5:8547b000 [ 1342.647722][ T32] r4:8547b000 [ 1342.647767][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.647817][ T32] r5:8547b000 r4:8291892c [ 1342.647839][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.647882][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.647932][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb891e08 [ 1342.647956][ T32] r4:00000000 [ 1342.647976][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.648015][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.648056][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.648099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465940 [ 1342.648122][ T32] r4:00000000 [ 1342.648143][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.648192][ T32] r9:83018005 r8:8547b000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1342.648214][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.648298][ T32] r5:00001000 r4:eb423000 [ 1342.648329][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.648421][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.648519][ T32] r5:853ab38c r4:853ab000 [ 1342.648571][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.648657][ T32] r7:dddced80 r6:83018000 r5:853ab38c r4:854da300 [ 1342.648680][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.648727][ T32] r10:61c88647 r9:8547b000 r8:854da32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.648750][ T32] r4:854da300 [ 1342.648794][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.648883][ T32] r10:00000000 r9:854da300 r8:8027f5e8 r7:eb879e60 r6:854da380 r5:8547b000 [ 1342.648908][ T32] r4:00000001 [ 1342.648929][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.648981][ T32] Exception stack(0xeb891fb0 to 0xeb891ff8) [ 1342.649053][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.649100][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.649128][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.649158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.649306][ T32] r4:85465380 [ 1342.649793][ T32] INFO: task kworker/0:200:5268 is blocked on a mutex likely owned by task kworker/1:205:3669. ** 1 printk messages dropped ** [ 1342.649919][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.650320][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 4 printk messages dropped ** [ 1342.650485][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 6 printk messages dropped ** [ 1342.650810][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.651033][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.651376][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1342.651549][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 4 printk messages dropped ** [ 1342.651741][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1342.651932][ T32] task:kworker/0:201 state:D stack:0 pid:5270 tgid:5270 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.652514][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb865e08 ** 4 printk messages dropped ** [ 1342.661972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465bc0 [ 1342.662023][ T32] r4:00000000 [ 1342.662078][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.662194][ T32] r9:83018005 r8:854b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1342.662222][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.662270][ T32] r5:00001000 r4:eb4b1000 [ 1342.662498][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.662545][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.662595][ T32] r5:853abb8c r4:853ab800 [ 1342.662698][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.662751][ T32] r7:dddced80 r6:83018000 r5:853abb8c r4:854da400 [ 1342.662774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.662820][ T32] r10:61c88647 r9:854b3c00 r8:854da42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.662843][ T32] r4:854da400 [ 1342.662865][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.662957][ T32] r10:00000000 r9:854da400 r8:8027f5e8 r7:eb891e60 r6:85319400 r5:854b3c00 [ 1342.663583][ T32] r4:00000001 [ 1342.678279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.678383][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1342.678420][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.678451][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.678478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.678511][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.678536][ T32] r4:854657c0 [ 1342.678988][ T32] INFO: task kworker/0:201:5270 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.679030][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.679133][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.679191][ T32] Call trace: [ 1342.679261][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.679324][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.679355][ T32] r4:00000000 [ 1342.679377][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.679440][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.679473][ T32] dd20: cab45000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.679503][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.679528][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.679555][ T32] r5:80000013 r4:80239bb0 [ 1342.679612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.679688][ T32] r4:82ac11e4 [ 1342.679713][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.679786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.679849][ T32] r4:e055ddc0 [ 1342.679894][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.679940][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.679963][ T32] r4:00000000 [ 1342.679983][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.680030][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.680075][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.680124][ T32] r5:00001000 r4:ee509000 [ 1342.680169][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.680231][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.680301][ T32] r5:8609478c r4:86094400 [ 1342.680326][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.680377][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.680399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.680445][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.680513][ T32] r4:84a53d80 [ 1342.680540][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.680594][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.680618][ T32] r4:00000001 [ 1342.680638][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.680673][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.680699][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.680730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.680774][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.680942][ T32] INFO: task kworker/0:202:5271 blocked for more than 469 seconds. ** 8 printk messages dropped ** [ 1342.681408][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1342.681722][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.682004][ T32] r5:00001000 r4:eb488000 [ 1342.682024][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.682063][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.682105][ T32] r5:853ab78c r4:853ab400 [ 1342.682126][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.682171][ T32] r7:dddced80 r6:83018000 r5:853ab78c r4:854da480 [ 1342.682191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.682248][ T32] r10:61c88647 r9:854b4800 r8:854da4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.682301][ T32] r4:854da480 [ 1342.682326][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.682407][ T32] r10:00000000 r9:854da480 r8:8027f5e8 r7:eb865e60 r6:85319480 r5:854b4800 [ 1342.682437][ T32] r4:00000001 [ 1342.682456][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.682492][ T32] Exception stack(0xeb859fb0 to 0xeb859ff8) [ 1342.682546][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.682588][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.682647][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.682734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.682814][ T32] r4:854657c0 [ 1342.691820][ T32] INFO: task kworker/0:202:5271 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.691952][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.692033][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.692097][ T32] Call trace: [ 1342.692168][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.692273][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.692302][ T32] r4:00000000 [ 1342.692324][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.692386][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.692417][ T32] dd20: cab45000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.692446][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.692522][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.692564][ T32] r5:80000013 r4:80239bb0 [ 1342.692600][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.692649][ T32] r4:82ac11e4 [ 1342.692693][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.692748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.692772][ T32] r4:e055ddc0 [ 1342.692794][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.692842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.692890][ T32] r4:00000000 [ 1342.692915][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.692981][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.703646][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.703812][ T32] r5:00001000 r4:ee509000 [ 1342.703839][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.703886][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.703943][ T32] r5:8609478c r4:86094400 [ 1342.703998][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.704056][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.704079][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.704130][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.704155][ T32] r4:84a53d80 [ 1342.704180][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.704256][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.704288][ T32] r4:00000001 [ 1342.704311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.704355][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.704485][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.704544][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.704584][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.704663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.704715][ T32] r4:84a51100 [ 1342.704746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.704777][ T32] INFO: task kworker/0:203:5274 blocked for more than 469 seconds. [ 1342.704813][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.704841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.704882][ T32] task:kworker/0:203 state:D stack:0 pid:5274 tgid:5274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.704972][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.705027][ T32] Call trace: ** 1 printk messages dropped ** [ 1342.705149][ T32] r10:82918930 r9:eb89dd84 r8:00000002 r7:60000013 r6:eb89dd8c r5:854b5400 ** 8 printk messages dropped ** [ 1342.705494][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1342.705684][ T32] r9:83018005 r8:854b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 ** 1 printk messages dropped ** [ 1342.705749][ T32] r5:00001000 r4:eb4ed000 ** 3 printk messages dropped ** [ 1342.705873][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.706089][ T32] r4:854da500 [ 1342.706141][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.706198][ T32] r10:00000000 r9:854da500 r8:8027f5e8 r7:eb865e60 r6:85319500 r5:854b5400 [ 1342.706225][ T32] r4:00000001 [ 1342.706285][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.706367][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) [ 1342.706410][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.706443][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.706487][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.706522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.706547][ T32] r4:854659c0 [ 1342.706979][ T32] INFO: task kworker/0:203:5274 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.707076][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.707142][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.707189][ T32] Call trace: [ 1342.707329][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.707397][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.707425][ T32] r4:00000000 [ 1342.707446][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.707485][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.707515][ T32] dd20: cadaa000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.707545][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.707571][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.707610][ T32] r5:80000013 r4:80239bb0 [ 1342.707657][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.707704][ T32] r4:82ac11e4 [ 1342.707728][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.707772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.707809][ T32] r4:e055ddc0 [ 1342.707833][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.707876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.707900][ T32] r4:00000000 [ 1342.707944][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.707996][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.708019][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.708064][ T32] r5:00001000 r4:ee509000 ** 1 printk messages dropped ** [ 1342.708125][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1342.708390][ T32] r4:84a53d80 ** 5 printk messages dropped ** [ 1342.708664][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.708931][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1342.709424][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1342.709683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854652c0 ** 4 printk messages dropped ** [ 1342.709836][ T32] r5:00001000 r4:eb64f000 [ 1342.709856][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.710030][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.710277][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.710821][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.711127][ T32] dd20: cadaa000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1342.711499][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1342.711786][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.712090][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.712114][ T32] r4:84a53d80 [ 1342.712135][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.712180][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.712204][ T32] r4:00000001 [ 1342.712226][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.712300][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.712341][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.712374][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.712401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.712609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.712645][ T32] r4:84a51100 [ 1342.712717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.712748][ T32] INFO: task kworker/0:205:5277 blocked for more than 469 seconds. [ 1342.712780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.712807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.712829][ T32] task:kworker/0:205 state:D stack:0 pid:5277 tgid:5277 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.712876][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.712920][ T32] Call trace: [ 1342.712956][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.734830][ T32] r10:82918930 r9:eb885d84 r8:00000002 r7:60000113 r6:eb885d8c r5:8547c800 [ 1342.734938][ T32] r4:8547c800 [ 1342.734969][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.735035][ T32] r5:8547c800 r4:8291892c [ 1342.735057][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.735100][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.735149][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb885e08 [ 1342.735173][ T32] r4:00000000 [ 1342.735195][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.735237][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.735285][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.735332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465e00 [ 1342.735357][ T32] r4:00000000 [ 1342.735403][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.735461][ T32] r9:83018005 r8:8547c800 r7:00000000 r6:83018000 r5:00001000 r4:7f07f000 [ 1342.735487][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.735536][ T32] r5:00001000 r4:eb5e7000 [ 1342.735558][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.735619][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.735670][ T32] r5:853dc38c r4:853dc000 [ 1342.735691][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.735740][ T32] r7:dddced80 r6:83018000 r5:853dc38c r4:854da600 [ 1342.735762][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.735808][ T32] r10:61c88647 r9:8547c800 r8:854da62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.735831][ T32] r4:854da600 [ 1342.735851][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.735896][ T32] r10:00000000 r9:854da600 r8:8027f5e8 r7:eb8a5e60 r6:854da680 r5:8547c800 [ 1342.735945][ T32] r4:00000001 [ 1342.735970][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.736010][ T32] Exception stack(0xeb885fb0 to 0xeb885ff8) [ 1342.736040][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.736088][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.736142][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.736176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.736231][ T32] r4:85465a40 [ 1342.736704][ T32] INFO: task kworker/0:205:5277 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.736746][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.736841][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.736904][ T32] Call trace: [ 1342.736966][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.737019][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.737044][ T32] r4:00000000 [ 1342.737080][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.737124][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.737152][ T32] dd20: cb10a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.737262][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.737313][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.737346][ T32] r5:80000013 r4:80239bb0 [ 1342.737371][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.737419][ T32] r4:82ac11e4 [ 1342.737440][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.737482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.737507][ T32] r4:e055ddc0 [ 1342.737527][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.737594][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.737623][ T32] r4:00000000 [ 1342.737669][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.737721][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.737743][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.737785][ T32] r5:00001000 r4:ee509000 [ 1342.737821][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.737863][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.737961][ T32] r5:8609478c r4:86094400 [ 1342.737985][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.738056][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.738080][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.738127][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.738151][ T32] r4:84a53d80 [ 1342.738171][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.738254][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.738308][ T32] r4:00000001 [ 1342.738355][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.738406][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.738434][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.738492][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.738539][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.738571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.738650][ T32] r4:84a51100 [ 1342.738696][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.738745][ T32] INFO: task kworker/0:206:5280 blocked for more than 469 seconds. [ 1342.738783][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.738810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.738831][ T32] task:kworker/0:206 state:D stack:0 pid:5280 tgid:5280 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.738879][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.738926][ T32] Call trace: [ 1342.738972][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.739046][ T32] r10:82918930 r9:eb8a1d84 r8:00000002 r7:60000013 r6:eb8a1d8c r5:8547e000 [ 1342.739075][ T32] r4:8547e000 [ 1342.739095][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.739136][ T32] r5:8547e000 r4:8291892c [ 1342.739156][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.739195][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.739242][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 [ 1342.739264][ T32] r4:00000000 [ 1342.739283][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.739321][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.739382][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.739427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85465f80 [ 1342.739453][ T32] r4:00000000 [ 1342.739475][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.739521][ T32] r9:83018005 r8:8547e000 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1342.739543][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.739592][ T32] r5:00001000 r4:eb609000 [ 1342.739613][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.739653][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.739696][ T32] r5:853dc78c r4:853dc400 [ 1342.739716][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.739760][ T32] r7:dddced80 r6:83018000 r5:853dc78c r4:854da700 [ 1342.739782][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.739826][ T32] r10:61c88647 r9:8547e000 r8:854da72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.739851][ T32] r4:854da700 [ 1342.739878][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.739981][ T32] r10:00000000 r9:854da700 r8:8027f5e8 r7:eb8a5e60 r6:854da780 r5:8547e000 [ 1342.740010][ T32] r4:00000001 [ 1342.740030][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.740090][ T32] Exception stack(0xeb8a1fb0 to 0xeb8a1ff8) ** 2 printk messages dropped ** [ 1342.740180][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1342.740625][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1342.740998][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1342.741083][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1342.741265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 5 printk messages dropped ** [ 1342.741502][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 1 printk messages dropped ** [ 1342.741605][ T32] r5:00001000 r4:ee509000 [ 1342.741660][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.741717][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.741761][ T32] r5:8609478c r4:86094400 [ 1342.741781][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.741826][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.741847][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.741892][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.741917][ T32] r4:84a53d80 [ 1342.741937][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.741981][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.742021][ T32] r4:00000001 [ 1342.742067][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.742106][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.742134][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.742187][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.742219][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.742248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.742270][ T32] r4:84a51100 [ 1342.742291][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.742317][ T32] INFO: task kworker/0:207:5281 blocked for more than 469 seconds. [ 1342.742351][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.742377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.742421][ T32] task:kworker/0:207 state:D stack:0 pid:5281 tgid:5281 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.742491][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.742538][ T32] Call trace: [ 1342.742569][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.742644][ T32] r10:82918930 r9:eb8add84 r8:00000002 r7:60000013 r6:eb8add8c r5:8547ec00 [ 1342.742672][ T32] r4:8547ec00 [ 1342.742693][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.742745][ T32] r5:8547ec00 r4:8291892c [ 1342.742767][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.742807][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.742853][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 [ 1342.742876][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.742947][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1342.761556][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.761791][ T32] r5:00001000 r4:eb6c9000 [ 1342.761812][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.761853][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.761896][ T32] r5:853dcf8c r4:853dcc00 [ 1342.761929][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.762000][ T32] r7:dddced80 r6:83018000 r5:853dcf8c r4:854da800 [ 1342.762024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.762071][ T32] r10:61c88647 r9:8547ec00 r8:854da82c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.762093][ T32] r4:854da800 [ 1342.762126][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.762177][ T32] r10:00000000 r9:854da800 r8:8027f5e8 r7:eb8a5e60 r6:854da880 r5:8547ec00 [ 1342.762200][ T32] r4:00000001 [ 1342.762220][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.762284][ T32] Exception stack(0xeb8adfb0 to 0xeb8adff8) [ 1342.762340][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.762375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.762404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.762435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.762459][ T32] r4:85465c80 [ 1342.762878][ T32] INFO: task kworker/0:207:5281 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.762915][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.763071][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.775571][ T32] Call trace: [ 1342.775629][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.775725][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.775756][ T32] r4:00000000 [ 1342.775778][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.775821][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.775854][ T32] dd20: cb73d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.775885][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.775934][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.775968][ T32] r5:80000013 r4:80239bb0 [ 1342.776014][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.776081][ T32] r4:82ac11e4 [ 1342.776105][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.776150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.776174][ T32] r4:e055ddc0 ** 1 printk messages dropped ** [ 1342.776238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1342.776743][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.776999][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.777241][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.777573][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.778014][ T32] r5:00001000 r4:eb701000 [ 1342.778038][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.778203][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1342.778614][ T32] r4:854d5f40 ** 2 printk messages dropped ** [ 1342.779136][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.779418][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 8 printk messages dropped ** [ 1342.779743][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.779986][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1342.780117][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.780385][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.780657][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.780958][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1342.781335][ T32] r5:00001000 r4:eb77d000 ** 1 printk messages dropped ** [ 1342.781418][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.781851][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.782094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1342.782830][ T32] dd20: cb73d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.782859][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.782886][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.782924][ T32] r5:80000013 r4:80239bb0 [ 1342.782949][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.782990][ T32] r4:82ac11e4 [ 1342.783009][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.807314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.807372][ T32] r4:e055ddc0 [ 1342.807398][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.807467][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.807491][ T32] r4:00000000 [ 1342.807542][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.807605][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.807629][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.807683][ T32] r5:00001000 r4:ee509000 [ 1342.807782][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.807830][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.807876][ T32] r5:8609478c r4:86094400 [ 1342.808095][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.808151][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.808174][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.808222][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.808245][ T32] r4:84a53d80 [ 1342.808265][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.808314][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.808371][ T32] r4:00000001 [ 1342.808396][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.808480][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.808522][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.808554][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.808592][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.808625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.808648][ T32] r4:84a51100 [ 1342.808673][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.808705][ T32] INFO: task kworker/0:209:5287 blocked for more than 469 seconds. [ 1342.808740][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.808793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.808820][ T32] task:kworker/0:209 state:D stack:0 pid:5287 tgid:5287 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.808880][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.809007][ T32] Call trace: [ 1342.809047][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.809100][ T32] r10:82918930 r9:eb8b9d84 r8:00000002 r7:60000113 r6:eb8b9d8c r5:84828c00 [ 1342.809124][ T32] r4:84828c00 [ 1342.809145][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.809219][ T32] r5:84828c00 r4:8291892c [ 1342.809289][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.809340][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.809389][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b9e08 [ 1342.809413][ T32] r4:00000000 [ 1342.809433][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.809473][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.809510][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.809581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464a00 [ 1342.809637][ T32] r4:00000000 [ 1342.809714][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.809765][ T32] r9:83018005 r8:84828c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1342.809813][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.809861][ T32] r5:00001000 r4:eb7a1000 [ 1342.809882][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.809921][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.809964][ T32] r5:853ddb8c r4:853dd800 [ 1342.809984][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.810050][ T32] r7:dddced80 r6:83018000 r5:853ddb8c r4:854daa80 [ 1342.810075][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.810144][ T32] r10:61c88647 r9:84828c00 r8:854daaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.810204][ T32] r4:854daa80 [ 1342.810229][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.810275][ T32] r10:00000000 r9:854daa80 r8:8027f5e8 r7:eb8b1e60 r6:854dab00 r5:84828c00 [ 1342.810402][ T32] r4:00000001 [ 1342.810425][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.810589][ T32] Exception stack(0xeb8b9fb0 to 0xeb8b9ff8) ** 3 printk messages dropped ** [ 1342.810742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1342.811621][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1342.811849][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.811997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 3 printk messages dropped ** [ 1342.812163][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.812209][ T32] r5:00001000 r4:ee509000 [ 1342.812229][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.812290][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.812336][ T32] r5:8609478c r4:86094400 [ 1342.812409][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.812485][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.812516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.812580][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.812610][ T32] r4:84a53d80 [ 1342.812631][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.812679][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.812702][ T32] r4:00000001 [ 1342.812721][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.812796][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.812826][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.812855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.812883][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.812936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.812966][ T32] r4:84a51100 [ 1342.813146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.822106][ T32] INFO: task kworker/0:210:5290 blocked for more than 469 seconds. [ 1342.822332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.822371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.822396][ T32] task:kworker/0:210 state:D stack:0 pid:5290 tgid:5290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.822597][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.822662][ T32] Call trace: [ 1342.822698][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.822754][ T32] r10:82918930 r9:eb8c5d84 r8:00000002 r7:60000113 r6:eb8c5d8c r5:84829800 ** 5 printk messages dropped ** [ 1342.822975][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c5e08 ** 7 printk messages dropped ** [ 1342.829472][ T32] r9:83018005 r8:84829800 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 1 printk messages dropped ** [ 1342.829628][ T32] r5:00001000 r4:eb793000 ** 2 printk messages dropped ** [ 1342.829874][ T32] r5:853dd78c r4:853dd400 ** 3 printk messages dropped ** [ 1342.830183][ T32] r10:61c88647 r9:84829800 r8:854dabac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1342.830443][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1342.830642][ T32] r4:854643c0 ** 2 printk messages dropped ** [ 1342.831193][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.831690][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.832013][ T32] dd20: cbb6f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.832044][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.832075][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.832113][ T32] r5:80000013 r4:80239bb0 [ 1342.832193][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.832239][ T32] r4:82ac11e4 [ 1342.832312][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.832367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.832392][ T32] r4:e055ddc0 [ 1342.832484][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.832551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.832587][ T32] r4:00000000 [ 1342.832609][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.832677][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.832778][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.832828][ T32] r5:00001000 r4:ee509000 [ 1342.832852][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.832919][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.832966][ T32] r5:8609478c r4:86094400 [ 1342.832987][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.833094][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.846692][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.846789][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.846816][ T32] r4:84a53d80 [ 1342.846837][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.846896][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.846920][ T32] r4:00000001 [ 1342.846940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.846979][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.847117][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.847195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.847227][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.847325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.847356][ T32] r4:84a51100 [ 1342.847445][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.847559][ T32] INFO: task kworker/1:871:5293 blocked for more than 469 seconds. [ 1342.847603][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.847631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.847654][ T32] task:kworker/1:871 state:D stack:0 pid:5293 tgid:5293 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.847712][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.847760][ T32] Call trace: [ 1342.847792][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.847842][ T32] r10:82918930 r9:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:854b1800 [ 1342.847940][ T32] r4:854b1800 [ 1342.847965][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.848143][ T32] r5:854b1800 r4:8291892c [ 1342.848267][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.848313][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.848385][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.848615][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.848931][ T32] r5:00001000 r4:eb8f3000 [ 1342.849025][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.849193][ T32] r7:ddde2d80 r6:83018200 r5:853def8c r4:85319680 ** 5 printk messages dropped ** [ 1342.849461][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.849646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1342.850465][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.850624][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 11 printk messages dropped ** [ 1342.851277][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1342.851719][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.852120][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.852384][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.852754][ T32] r5:854b6c00 r4:8291892c ** 2 printk messages dropped ** [ 1342.852894][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 ** 2 printk messages dropped ** [ 1342.852973][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.874009][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.874089][ T32] r5:00001000 r4:eb7af000 [ 1342.874120][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1342.874383][ T32] r7:dddced80 r6:83018000 r5:853ddf8c r4:854dac80 ** 7 printk messages dropped ** [ 1342.874741][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) ** 6 printk messages dropped ** [ 1342.875402][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1342.875938][ T32] r4:82ac11e4 [ 1342.875959][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.876004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.876033][ T32] r4:e055ddc0 [ 1342.876055][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.876134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.876161][ T32] r4:00000000 [ 1342.876181][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.876230][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.876252][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.876295][ T32] r5:00001000 r4:ee509000 [ 1342.876316][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.876361][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.876405][ T32] r5:8609478c r4:86094400 [ 1342.876427][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.876517][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.876545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.876602][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.876626][ T32] r4:84a53d80 [ 1342.876647][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.876693][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.876715][ T32] r4:00000001 [ 1342.876735][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.876770][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.876811][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.876845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.876873][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.876903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.876925][ T32] r4:84a51100 [ 1342.876998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.877058][ T32] INFO: task kworker/0:212:5297 blocked for more than 469 seconds. [ 1342.877097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.877124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.877173][ T32] task:kworker/0:212 state:D stack:0 pid:5297 tgid:5297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.877287][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.877344][ T32] Call trace: [ 1342.877375][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.877424][ T32] r10:82918930 r9:eb8d9d84 r8:00000002 r7:60000013 r6:eb8d9d8c r5:854b0c00 [ 1342.877448][ T32] r4:854b0c00 [ 1342.877467][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.877506][ T32] r5:854b0c00 r4:8291892c [ 1342.877526][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.877564][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.877617][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 [ 1342.877640][ T32] r4:00000000 [ 1342.877660][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.877726][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.877767][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.877810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464c40 [ 1342.877834][ T32] r4:00000000 [ 1342.877854][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.877898][ T32] r9:83018005 r8:854b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1342.877964][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.878036][ T32] r5:00001000 r4:eb7c7000 [ 1342.878059][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.878099][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.878140][ T32] r5:853de38c r4:853de000 [ 1342.878160][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.878204][ T32] r7:dddced80 r6:83018000 r5:853de38c r4:854dad00 [ 1342.878275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.878362][ T32] r10:61c88647 r9:854b0c00 r8:854dad2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.878414][ T32] r4:854dad00 [ 1342.878439][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.878512][ T32] r10:00000000 r9:854dad00 r8:8027f5e8 r7:eb8d1e60 r6:85319800 r5:854b0c00 [ 1342.878538][ T32] r4:00000001 [ 1342.878587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.878628][ T32] Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) [ 1342.878656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.878685][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.878712][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.878741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.878762][ T32] r4:85464a40 [ 1342.879031][ T32] INFO: task kworker/0:212:5297 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.879063][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.879177][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.879221][ T32] Call trace: [ 1342.879338][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.879415][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.879546][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.879808][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1342.879898][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1342.880001][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1342.880191][ T32] r4:e055ddc0 ** 1 printk messages dropped ** [ 1342.880254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.880276][ T32] r4:00000000 [ 1342.880296][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.880347][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.880395][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.880440][ T32] r5:00001000 r4:ee509000 [ 1342.880494][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.880557][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.880608][ T32] r5:8609478c r4:86094400 [ 1342.880629][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.880706][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.880731][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.880779][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.880824][ T32] r4:84a53d80 [ 1342.880849][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.880951][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.881159][ T32] r4:00000001 [ 1342.881186][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.881223][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.881353][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.881389][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.881496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.881531][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.881555][ T32] r4:84a51100 [ 1342.881581][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.881613][ T32] INFO: task kworker/0:213:5298 blocked for more than 469 seconds. [ 1342.881675][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.881727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.881827][ T32] task:kworker/0:213 state:D stack:0 pid:5298 tgid:5298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.881933][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.882139][ T32] Call trace: [ 1342.882208][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.882258][ T32] r10:82918930 r9:eb8ddd84 r8:00000002 r7:60000113 r6:eb8ddd8c r5:854b6000 [ 1342.882282][ T32] r4:854b6000 [ 1342.882301][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.882411][ T32] r5:854b6000 r4:8291892c [ 1342.882437][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.882529][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.882587][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8dde08 [ 1342.882615][ T32] r4:00000000 [ 1342.882635][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.882708][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.882772][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.882816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464d80 [ 1342.882840][ T32] r4:00000000 [ 1342.882859][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.882908][ T32] r9:83018005 r8:854b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1342.882931][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.882974][ T32] r5:00001000 r4:eb7d5000 [ 1342.882995][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.883034][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.903713][ T32] r5:853de78c r4:853de400 [ 1342.903767][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.903850][ T32] r7:dddced80 r6:83018000 r5:853de78c r4:854dad80 [ 1342.903877][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.903952][ T32] r10:61c88647 r9:854b6000 r8:854dadac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.903982][ T32] r4:854dad80 [ 1342.904006][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.904078][ T32] r10:00000000 r9:854dad80 r8:8027f5e8 r7:eb8d9e60 r6:85319880 r5:854b6000 [ 1342.904107][ T32] r4:00000001 [ 1342.904131][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.904175][ T32] Exception stack(0xeb8ddfb0 to 0xeb8ddff8) [ 1342.904235][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.904299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.904334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.904371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.904398][ T32] r4:85464a40 [ 1342.904889][ T32] INFO: task kworker/0:213:5298 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.904935][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.905160][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.905344][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.905586][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1342.905856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 10 printk messages dropped ** [ 1342.906270][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.907057][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.907590][ T32] Call trace: ** 3 printk messages dropped ** [ 1342.907848][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1342.908110][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ede08 ** 3 printk messages dropped ** [ 1342.908261][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1342.908591][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.908644][ T32] r5:00001000 r4:eb8fb000 [ 1342.908678][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.908722][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1342.908861][ T32] r7:dddced80 r6:83018000 r5:853df38c r4:854dae00 [ 1342.908882][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1342.908949][ T32] r4:854dae00 ** 4 printk messages dropped ** [ 1342.909146][ T32] Exception stack(0xeb8edfb0 to 0xeb8edff8) ** 1 printk messages dropped ** [ 1342.909207][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.910234][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 6 printk messages dropped ** [ 1342.910456][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1342.910640][ T32] r4:e055ddc0 ** 2 printk messages dropped ** [ 1342.910788][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.911033][ T32] r5:00001000 r4:ee509000 ** 2 printk messages dropped ** [ 1342.911144][ T32] r5:8609478c r4:86094400 ** 2 printk messages dropped ** [ 1342.911288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1342.911447][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.911909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.912269][ T32] task:kworker/0:215 state:D stack:0 pid:5301 tgid:5301 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.912320][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.912373][ T32] Call trace: [ 1342.912404][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.912449][ T32] r10:82918930 r9:eb8c1d84 r8:00000002 r7:60000113 r6:eb8c1d8c r5:8482a400 [ 1342.912517][ T32] r4:8482a400 [ 1342.912543][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.912591][ T32] r5:8482a400 r4:8291892c [ 1342.912641][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.912790][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.912841][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8c1e08 [ 1342.912865][ T32] r4:00000000 [ 1342.912911][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1342.913063][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1342.938057][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.938151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464e40 [ 1342.938190][ T32] r4:00000000 [ 1342.938277][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.938337][ T32] r9:83018005 r8:8482a400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1342.938366][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.938452][ T32] r5:00001000 r4:eb8e3000 [ 1342.938476][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.938517][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.938608][ T32] r5:853deb8c r4:853de800 [ 1342.938635][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.938686][ T32] r7:dddced80 r6:83018000 r5:853deb8c r4:854dae80 [ 1342.938782][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.938833][ T32] r10:61c88647 r9:8482a400 r8:854daeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.938856][ T32] r4:854dae80 [ 1342.938876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.938922][ T32] r10:00000000 r9:854dae80 r8:8027f5e8 r7:eb8ede60 r6:854daf00 r5:8482a400 [ 1342.938959][ T32] r4:00000001 [ 1342.938983][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.939021][ T32] Exception stack(0xeb8c1fb0 to 0xeb8c1ff8) [ 1342.939050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.939151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.939183][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.939215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.939362][ T32] r4:85464c00 [ 1342.939853][ T32] INFO: task kworker/0:215:5301 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.939892][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.940109][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.940158][ T32] Call trace: [ 1342.940489][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.940559][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.940591][ T32] r4:00000000 [ 1342.940626][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.940670][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.940701][ T32] dd20: cc766000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.940750][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.940781][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.940807][ T32] r5:80000013 r4:80239bb0 [ 1342.940834][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.940884][ T32] r4:82ac11e4 [ 1342.940906][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.940950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.940972][ T32] r4:e055ddc0 [ 1342.940992][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.941034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.941058][ T32] r4:00000000 [ 1342.941079][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.941125][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.941146][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.941189][ T32] r5:00001000 r4:ee509000 [ 1342.941210][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.941249][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.941313][ T32] r5:8609478c r4:86094400 [ 1342.941342][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.941390][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.941410][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.941470][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.941497][ T32] r4:84a53d80 [ 1342.941579][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.941664][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.941859][ T32] r4:00000001 [ 1342.941885][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.941923][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.941967][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.942013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.942041][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.942071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.942094][ T32] r4:84a51100 [ 1342.942117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1342.942470][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1342.943047][ T32] r5:00001000 r4:eb913000 ** 4 printk messages dropped ** [ 1342.957704][ T32] r7:dddced80 r6:83018000 r5:853dfb8c r4:854daf80 ** 8 printk messages dropped ** [ 1342.957984][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.959022][ T32] Call trace: [ 1342.959086][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.959142][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.959259][ T32] r4:00000000 [ 1342.959284][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.959327][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.959372][ T32] dd20: cc908000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.959404][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.959430][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1342.959455][ T32] r5:80000013 r4:80239bb0 [ 1342.959561][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1342.959867][ T32] r4:82ac11e4 [ 1342.959894][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.959940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1342.959964][ T32] r4:e055ddc0 [ 1342.959985][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1342.960030][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1342.960157][ T32] r4:00000000 [ 1342.960213][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1342.960268][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1342.960309][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.960362][ T32] r5:00001000 r4:ee509000 [ 1342.960454][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.960555][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.960608][ T32] r5:8609478c r4:86094400 [ 1342.960632][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.960680][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1342.960701][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.960761][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1342.960788][ T32] r4:84a53d80 [ 1342.960809][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.960856][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1342.960880][ T32] r4:00000001 [ 1342.960901][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.961166][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1342.961200][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.961230][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.961260][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.961292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.961316][ T32] r4:84a51100 [ 1342.961343][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.961402][ T32] INFO: task kworker/0:217:5306 blocked for more than 469 seconds. [ 1342.961465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.961495][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.961517][ T32] task:kworker/0:217 state:D stack:0 pid:5306 tgid:5306 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.961563][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.961641][ T32] Call trace: [ 1342.961709][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.961761][ T32] r10:82918930 r9:eb905d84 r8:00000002 r7:60000113 r6:eb905d8c r5:8482bc00 [ 1342.961784][ T32] r4:8482bc00 [ 1342.961805][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.961845][ T32] r5:8482bc00 r4:8291892c [ 1342.961866][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.961906][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.961951][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb905e08 [ 1342.962005][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.962155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ee040 ** 4 printk messages dropped ** [ 1342.962328][ T32] r5:00001000 r4:eb907000 [ 1342.962354][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.962394][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.962437][ T32] r5:853df78c r4:853df400 [ 1342.962456][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1342.962500][ T32] r7:dddced80 r6:83018000 r5:853df78c r4:853cf080 [ 1342.962521][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1342.962565][ T32] r10:61c88647 r9:8482bc00 r8:853cf0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1342.962599][ T32] r4:853cf080 [ 1342.962619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.962663][ T32] r10:00000000 r9:853cf080 r8:8027f5e8 r7:eb8e1e60 r6:853cf100 r5:8482bc00 [ 1342.962686][ T32] r4:00000001 [ 1342.962705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.962738][ T32] Exception stack(0xeb905fb0 to 0xeb905ff8) [ 1342.962765][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.962793][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.962823][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.962856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.962880][ T32] r4:853ee080 [ 1342.982101][ T32] INFO: task kworker/0:217:5306 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.982249][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.982360][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.982525][ T32] Call trace: [ 1342.982562][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.982625][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.982651][ T32] r4:00000000 [ 1342.982672][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.982712][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1342.982742][ T32] dd20: ccba2000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1342.982772][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1342.982798][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1342.982915][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1342.982977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1342.985471][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1342.985660][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1342.985953][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.985982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.986010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.986039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.986061][ T32] r4:84a51100 [ 1342.986084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.986114][ T32] INFO: task kworker/1:872:5308 blocked for more than 469 seconds. [ 1342.986146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.986172][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.986194][ T32] task:kworker/1:872 state:D stack:0 pid:5308 tgid:5308 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.986262][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.986311][ T32] Call trace: [ 1342.986345][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1342.986395][ T32] r10:82918930 r9:eb895d84 r8:00000002 r7:60000113 r6:eb895d8c r5:8482c800 [ 1342.986418][ T32] r4:8482c800 [ 1342.986438][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1342.986478][ T32] r5:8482c800 r4:8291892c [ 1342.986499][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.986537][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.986672][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 ** 2 printk messages dropped ** [ 1342.986830][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1342.987014][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1342.987091][ T32] r5:00001000 r4:eb963000 [ 1342.987200][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1342.987243][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1342.987373][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1342.987440][ T32] r4:85319980 [ 1342.987460][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1342.987503][ T32] r10:00000000 r9:85319980 r8:8027f5e8 r7:eb889e60 r6:853cf180 r5:8482c800 [ 1342.987585][ T32] r4:00000001 [ 1342.987610][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.987646][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1342.987673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.987703][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.987792][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.987825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1342.987849][ T32] r4:853ef0c0 [ 1342.988250][ T32] INFO: task kworker/1:872:5308 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1342.988283][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.988372][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.988489][ T32] Call trace: [ 1342.988563][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1342.988626][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1342.988652][ T32] r4:00000000 [ 1342.988673][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.988711][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 3 printk messages dropped ** [ 1342.989000][ T32] r5:80000013 r4:80239bb0 ** 10 printk messages dropped ** [ 1342.989429][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1342.989782][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1342.990026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.990527][ T32] r10:82918930 r9:eb921d84 r8:00000002 r7:60000113 r6:eb921d8c r5:854ae000 ** 13 printk messages dropped ** [ 1342.991125][ T32] r9:83018005 r8:854ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 ** 1 printk messages dropped ** [ 1342.991188][ T32] r5:00001000 r4:eb923000 [ 1342.991218][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1342.991465][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1342.991756][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.992334][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.992512][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.992654][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 6 printk messages dropped ** [ 1343.015421][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1343.015695][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1343.016011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.016190][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.016213][ T32] r4:00000001 [ 1343.016232][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.016270][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.016300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.016328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.016362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.016392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.016493][ T32] r4:84a51100 [ 1343.016524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.016583][ T32] INFO: task kworker/0:219:5312 blocked for more than 469 seconds. [ 1343.016628][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.016655][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.016677][ T32] task:kworker/0:219 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.016784][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.016886][ T32] Call trace: [ 1343.016920][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.016971][ T32] r10:82918930 r9:eb931d84 r8:00000002 r7:60000013 r6:eb931d8c r5:854b0000 [ 1343.016996][ T32] r4:854b0000 [ 1343.017017][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.017057][ T32] r5:854b0000 r4:8291892c [ 1343.017078][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.017117][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.017186][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb931e08 [ 1343.017214][ T32] r4:00000000 [ 1343.017254][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.017320][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.017368][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.017411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ee780 [ 1343.017434][ T32] r4:00000000 [ 1343.017454][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.017498][ T32] r9:83018005 r8:854b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 [ 1343.017519][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.017559][ T32] r5:00001000 r4:eb93f000 [ 1343.017580][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.017642][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.017690][ T32] r5:8553878c r4:85538400 [ 1343.017710][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.017755][ T32] r7:dddced80 r6:83018000 r5:8553878c r4:853cf280 [ 1343.017778][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.017823][ T32] r10:61c88647 r9:854b0000 r8:853cf2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.017897][ T32] r4:853cf280 [ 1343.017921][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.017966][ T32] r10:00000000 r9:853cf280 r8:8027f5e8 r7:eb921e60 r6:85319a80 r5:854b0000 [ 1343.017988][ T32] r4:00000001 [ 1343.018008][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.018054][ T32] Exception stack(0xeb931fb0 to 0xeb931ff8) [ 1343.018090][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.018120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.018158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.018267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.018297][ T32] r4:853ee300 [ 1343.018714][ T32] INFO: task kworker/0:219:5312 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.018749][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.018807][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.018852][ T32] Call trace: [ 1343.018895][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.018948][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 9 printk messages dropped ** [ 1343.019325][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1343.019678][ T32] r5:00001000 r4:ee509000 ** 4 printk messages dropped ** [ 1343.019893][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1343.020110][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 4 printk messages dropped ** [ 1343.020355][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.020449][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.020508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.020535][ T32] r4:84a51100 [ 1343.020585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.020644][ T32] INFO: task kworker/0:220:5315 blocked for more than 469 seconds. [ 1343.020702][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.020813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.020838][ T32] task:kworker/0:220 state:D stack:0 pid:5315 tgid:5315 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.020968][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.021013][ T32] Call trace: [ 1343.021046][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.021094][ T32] r10:82918930 r9:eb911d84 r8:00000002 r7:60000013 r6:eb911d8c r5:8482d400 [ 1343.021118][ T32] r4:8482d400 [ 1343.021137][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.021176][ T32] r5:8482d400 r4:8291892c [ 1343.021196][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.021263][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.021314][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb911e08 [ 1343.021349][ T32] r4:00000000 [ 1343.021392][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.021442][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.021478][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.021519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853ee640 [ 1343.021541][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.021678][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.021753][ T32] r5:00001000 r4:eb933000 [ 1343.021787][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.021826][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.021894][ T32] r5:8553838c r4:85538000 ** 1 printk messages dropped ** [ 1343.022015][ T32] r7:dddced80 r6:83018000 r5:8553838c r4:853cf300 ** 1 printk messages dropped ** [ 1343.022169][ T32] r10:61c88647 r9:8482d400 r8:853cf32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1343.022408][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.022932][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.043860][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 5 printk messages dropped ** [ 1343.044220][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1343.044621][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.044905][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1343.045072][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1343.045480][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1343.045713][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.046019][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1343.046497][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.046688][ T32] r5:00001000 r4:eb94b000 ** 1 printk messages dropped ** [ 1343.046745][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.047103][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1343.047155][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.047212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.047243][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.047273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.047295][ T32] r4:853ee740 [ 1343.047715][ T32] INFO: task kworker/0:221:5317 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.047751][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.047809][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.047852][ T32] Call trace: [ 1343.047881][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.047953][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.047980][ T32] r4:00000000 [ 1343.048000][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.048201][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.048234][ T32] dd20: cd276000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.048264][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.048307][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.048340][ T32] r5:80000013 r4:80239bb0 [ 1343.048363][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.048403][ T32] r4:82ac11e4 [ 1343.048423][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.048501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.048541][ T32] r4:e055ddc0 [ 1343.048577][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.048655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.048716][ T32] r4:00000000 [ 1343.048744][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.048793][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.048816][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.048882][ T32] r5:00001000 r4:ee509000 [ 1343.048907][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.048947][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.049012][ T32] r5:8609478c r4:86094400 [ 1343.049059][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.049110][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.049133][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.049178][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.049215][ T32] r4:84a53d80 [ 1343.049239][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.049285][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.049345][ T32] r4:00000001 [ 1343.049372][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.049486][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.049526][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.049558][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.049588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.049618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.049642][ T32] r4:84a51100 [ 1343.049662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.049750][ T32] INFO: task kworker/0:222:5318 blocked for more than 469 seconds. [ 1343.049783][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.049808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.049830][ T32] task:kworker/0:222 state:D stack:0 pid:5318 tgid:5318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.049875][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.049926][ T32] Call trace: [ 1343.049959][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.050004][ T32] r10:82918930 r9:eb961d84 r8:00000002 r7:60000013 r6:eb961d8c r5:84828000 [ 1343.050049][ T32] r4:84828000 [ 1343.050073][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.050114][ T32] r5:84828000 r4:8291892c [ 1343.050136][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.050176][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.050220][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb961e08 [ 1343.050263][ T32] r4:00000000 [ 1343.050287][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.050326][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.050368][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.050409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853eea40 [ 1343.050431][ T32] r4:00000000 [ 1343.050450][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1343.050516][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.050563][ T32] r5:00001000 r4:eb957000 ** 2 printk messages dropped ** [ 1343.050886][ T32] r5:85538f8c r4:85538c00 ** 6 printk messages dropped ** [ 1343.051202][ T32] r10:00000000 r9:853cf500 r8:8027f5e8 r7:eb92de60 r6:853cf580 r5:84828000 ** 5 printk messages dropped ** [ 1343.051495][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.052103][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.052344][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1343.052453][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.052524][ T32] r5:80000013 r4:80239bb0 [ 1343.052567][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.052613][ T32] r4:82ac11e4 [ 1343.052633][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.052693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.052720][ T32] r4:e055ddc0 [ 1343.052740][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.052784][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.052807][ T32] r4:00000000 [ 1343.052826][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.052873][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.052897][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.052938][ T32] r5:00001000 r4:ee509000 [ 1343.052959][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.052997][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.053130][ T32] r5:8609478c r4:86094400 [ 1343.074269][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.074400][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.074433][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.074485][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.074509][ T32] r4:84a53d80 [ 1343.074530][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.074576][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.074600][ T32] r4:00000001 [ 1343.074620][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.074657][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.074687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.074717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.074745][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.074775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.074797][ T32] r4:84a51100 [ 1343.074822][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.074878][ T32] INFO: task kworker/0:223:5320 blocked for more than 469 seconds. [ 1343.074917][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.074945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1343.075026][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.075155][ T32] r10:82918930 r9:eb955d84 r8:00000002 r7:60000013 r6:eb955d8c r5:84394800 ** 5 printk messages dropped ** [ 1343.075398][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb955e08 ** 9 printk messages dropped ** [ 1343.075773][ T32] r5:00001000 r4:eb97f000 [ 1343.075809][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.075852][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.075894][ T32] r5:8553978c r4:85539400 [ 1343.075914][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.075956][ T32] r7:dddced80 r6:83018000 r5:8553978c r4:853cf600 [ 1343.075977][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.076021][ T32] r10:61c88647 r9:84394800 r8:853cf62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.076044][ T32] r4:853cf600 [ 1343.076100][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.076149][ T32] r10:00000000 r9:853cf600 r8:8027f5e8 r7:eb961e60 r6:853cf680 r5:84394800 [ 1343.076173][ T32] r4:00000001 [ 1343.076192][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.076227][ T32] Exception stack(0xeb955fb0 to 0xeb955ff8) [ 1343.076254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.076282][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.076311][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.076349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.076373][ T32] r4:853eea00 [ 1343.076807][ T32] INFO: task kworker/0:223:5320 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.076843][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.076925][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.076970][ T32] Call trace: [ 1343.077001][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.077049][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.077073][ T32] r4:00000000 [ 1343.077107][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.077150][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.077178][ T32] dd20: cd58f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.077207][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.077232][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.077256][ T32] r5:80000013 r4:80239bb0 [ 1343.077361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.077409][ T32] r4:82ac11e4 [ 1343.077430][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.077472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.077496][ T32] r4:e055ddc0 [ 1343.077515][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.077555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.077580][ T32] r4:00000000 [ 1343.077599][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.077644][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.077692][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.077739][ T32] r5:00001000 r4:ee509000 [ 1343.077760][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.077799][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.077840][ T32] r5:8609478c r4:86094400 [ 1343.077860][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.077905][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.077926][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.077984][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.078011][ T32] r4:84a53d80 [ 1343.078053][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.078124][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.078152][ T32] r4:00000001 [ 1343.078173][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.078211][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.078265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.078318][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.078354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.078384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.078408][ T32] r4:84a51100 [ 1343.078429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.078466][ T32] INFO: task kworker/0:224:5323 blocked for more than 469 seconds. [ 1343.078498][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.078522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.078565][ T32] task:kworker/0:224 state:D stack:0 pid:5323 tgid:5323 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.078614][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.078657][ T32] Call trace: [ 1343.078689][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.078735][ T32] r10:82918930 r9:eb979d84 r8:00000002 r7:60000113 r6:eb979d8c r5:85568000 [ 1343.078758][ T32] r4:85568000 [ 1343.078778][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1343.078920][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb979e08 [ 1343.078943][ T32] r4:00000000 [ 1343.078964][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.079001][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.079059][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.079106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853eee40 [ 1343.079152][ T32] r4:00000000 [ 1343.079199][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.079249][ T32] r9:83018005 r8:85568000 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1343.079272][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.079312][ T32] r5:00001000 r4:eb96f000 [ 1343.079343][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.079383][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.079424][ T32] r5:8553938c r4:85539000 [ 1343.079469][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.079563][ T32] r7:dddced80 r6:83018000 r5:8553938c r4:853cf700 [ 1343.079606][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.079654][ T32] r10:61c88647 r9:85568000 r8:853cf72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.079677][ T32] r4:853cf700 [ 1343.079696][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.079738][ T32] r10:00000000 r9:853cf700 r8:8027f5e8 r7:eb955e60 r6:853cf780 r5:85568000 [ 1343.079760][ T32] r4:00000001 [ 1343.079780][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.079814][ T32] Exception stack(0xeb979fb0 to 0xeb979ff8) [ 1343.079878][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.079952][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.080121][ T32] r4:853eebc0 ** 2 printk messages dropped ** [ 1343.080591][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.081040][ T32] dd20: cd58f000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1343.081338][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1343.081975][ T32] r5:00001000 r4:ee509000 ** 5 printk messages dropped ** [ 1343.082281][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1343.082760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.118650][ T32] task:kworker/1:873 state:D stack:0 pid:5324 tgid:5324 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.119368][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb97de08 ** 8 printk messages dropped ** [ 1343.119658][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.119701][ T32] r5:00001000 r4:dfa9b000 ** 4 printk messages dropped ** [ 1343.119913][ T32] r7:ddde2d80 r6:83018200 r5:85508b8c r4:85319b00 ** 4 printk messages dropped ** [ 1343.120092][ T32] r10:00000000 r9:85319b00 r8:8027f5e8 r7:eb889e60 r6:853cf800 r5:85569800 ** 7 printk messages dropped ** [ 1343.120526][ T32] r4:853ef300 ** 2 printk messages dropped ** [ 1343.121223][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1343.121391][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 3 printk messages dropped ** [ 1343.121504][ T32] dd20: cdbb8000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 4 printk messages dropped ** [ 1343.121716][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.121804][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1343.122045][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.122414][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.122460][ T32] r4:84a53d80 [ 1343.122494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.122543][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.122567][ T32] r4:00000001 [ 1343.122587][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.122623][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.122672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.122704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.122754][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.122787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.122810][ T32] r4:84a51100 [ 1343.122833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.122884][ T32] INFO: task kworker/0:225:5326 blocked for more than 469 seconds. [ 1343.122921][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.122948][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.122969][ T32] task:kworker/0:225 state:D stack:0 pid:5326 tgid:5326 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.123014][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.131066][ T32] Call trace: [ 1343.131129][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.131201][ T32] r10:82918930 r9:eb991d84 r8:00000002 r7:60000013 r6:eb991d8c r5:85491800 [ 1343.131228][ T32] r4:85491800 [ 1343.131272][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.131318][ T32] r5:85491800 r4:8291892c [ 1343.131362][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.131407][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.131453][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb991e08 [ 1343.131476][ T32] r4:00000000 [ 1343.131495][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.131548][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.131595][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.131698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85464f80 [ 1343.131744][ T32] r4:00000000 [ 1343.131768][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.131817][ T32] r9:83018005 r8:85491800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1343.131866][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.131915][ T32] r5:00001000 r4:eb987000 [ 1343.131938][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.131977][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.132060][ T32] r5:85539b8c r4:85539800 [ 1343.132088][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.132168][ T32] r7:dddced80 r6:83018000 r5:85539b8c r4:853cf880 [ 1343.132194][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.132388][ T32] r10:61c88647 r9:85491800 r8:853cf8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.132421][ T32] r4:853cf880 [ 1343.132443][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.132534][ T32] r10:00000000 r9:853cf880 r8:8027f5e8 r7:eb955e60 r6:85319b80 r5:85491800 [ 1343.132558][ T32] r4:00000001 [ 1343.132579][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.132616][ T32] Exception stack(0xeb991fb0 to 0xeb991ff8) [ 1343.132645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.132676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.132703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.132759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.132787][ T32] r4:85464ec0 [ 1343.143742][ T32] INFO: task kworker/0:225:5326 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.143933][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.144040][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.144112][ T32] Call trace: [ 1343.144176][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.144265][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.144309][ T32] r4:00000000 [ 1343.144344][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.144418][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.144456][ T32] dd20: cdd99000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.144540][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.144573][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.144603][ T32] r5:80000013 r4:80239bb0 [ 1343.144643][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.144696][ T32] r4:82ac11e4 [ 1343.144746][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.144806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.144888][ T32] r4:e055ddc0 [ 1343.144916][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.144966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.144995][ T32] r4:00000000 [ 1343.145018][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.145073][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.145100][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.145150][ T32] r5:00001000 r4:ee509000 [ 1343.145175][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.145233][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.145294][ T32] r5:8609478c r4:86094400 [ 1343.145319][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.145378][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.145404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.145459][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.145485][ T32] r4:84a53d80 [ 1343.145508][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.145561][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.145587][ T32] r4:00000001 [ 1343.145611][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.145673][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.145783][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.145822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.145853][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.145884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.145909][ T32] r4:84a51100 [ 1343.145934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.146017][ T32] INFO: task kworker/0:226:5328 blocked for more than 469 seconds. [ 1343.146082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.146141][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.146191][ T32] task:kworker/0:226 state:D stack:0 pid:5328 tgid:5328 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.146251][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.146325][ T32] Call trace: [ 1343.146396][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.146448][ T32] r10:82918930 r9:eb999d84 r8:00000002 r7:60000113 r6:eb999d8c r5:85493000 ** 1 printk messages dropped ** [ 1343.146493][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1343.146799][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.146913][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1343.147206][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.147254][ T32] r5:00001000 r4:eb99b000 [ 1343.147275][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.147315][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.147366][ T32] r5:85539f8c r4:85539c00 [ 1343.147389][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.147437][ T32] r7:dddced80 r6:83018000 r5:85539f8c r4:853cf900 [ 1343.147480][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.147531][ T32] r10:61c88647 r9:85493000 r8:853cf92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.147554][ T32] r4:853cf900 [ 1343.147731][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.147782][ T32] r10:00000000 r9:853cf900 r8:8027f5e8 r7:eb991e60 r6:85319c00 r5:85493000 [ 1343.147810][ T32] r4:00000001 [ 1343.147857][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.147897][ T32] Exception stack(0xeb999fb0 to 0xeb999ff8) [ 1343.147923][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.147953][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.147981][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.148011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.148033][ T32] r4:85464ec0 [ 1343.148427][ T32] INFO: task kworker/0:226:5328 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.148516][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.148594][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.148676][ T32] Call trace: [ 1343.148786][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.148930][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.149078][ T32] r4:00000000 [ 1343.149134][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.149208][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.149263][ T32] dd20: cdd99000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.149296][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.149323][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.149361][ T32] r5:80000013 r4:80239bb0 [ 1343.149383][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.149444][ T32] r4:82ac11e4 [ 1343.149507][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.149556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.149580][ T32] r4:e055ddc0 [ 1343.149601][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.149646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.149754][ T32] r4:00000000 [ 1343.149804][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.149858][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.149882][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.149954][ T32] r5:00001000 r4:ee509000 [ 1343.149978][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.150020][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.150063][ T32] r5:8609478c r4:86094400 [ 1343.150083][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.150129][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.150151][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.150265][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.150292][ T32] r4:84a53d80 [ 1343.150325][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.150511][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.150563][ T32] r4:00000001 [ 1343.150618][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.150659][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.150687][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.150717][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.150744][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.150774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.150797][ T32] r4:84a51100 [ 1343.150818][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.150842][ T32] INFO: task kworker/0:227:5330 blocked for more than 469 seconds. [ 1343.150870][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.150973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.150998][ T32] task:kworker/0:227 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.151076][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.151134][ T32] Call trace: [ 1343.151262][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.151313][ T32] r10:82918930 r9:eb9b1d84 r8:00000002 r7:60000113 r6:eb9b1d8c r5:85492400 [ 1343.151344][ T32] r4:85492400 [ 1343.151365][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.151406][ T32] r5:85492400 r4:8291892c [ 1343.151427][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.151520][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.151570][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b1e08 [ 1343.151598][ T32] r4:00000000 [ 1343.151642][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.151715][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.151764][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.151807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1440 [ 1343.151830][ T32] r4:00000000 [ 1343.151875][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.151931][ T32] r9:83018005 r8:85492400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b9000 [ 1343.152000][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.152137][ T32] r5:00001000 r4:eb9bf000 [ 1343.152196][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.152259][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.152311][ T32] r5:8553a78c r4:8553a400 [ 1343.152338][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.152411][ T32] r7:dddced80 r6:83018000 r5:8553a78c r4:853cf980 ** 1 printk messages dropped ** [ 1343.152532][ T32] r10:61c88647 r9:85492400 r8:853cf9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1343.152834][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.175934][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1343.176172][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.176198][ T32] r4:00000000 [ 1343.176220][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.176260][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.176292][ T32] dd20: cdff0000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.176323][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.176356][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.176382][ T32] r5:80000013 r4:80239bb0 [ 1343.176403][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.176481][ T32] r4:82ac11e4 [ 1343.176649][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.176705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.176732][ T32] r4:e055ddc0 [ 1343.176863][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.176915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.176940][ T32] r4:00000000 [ 1343.177065][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.177148][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.177268][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.177318][ T32] r5:00001000 r4:ee509000 [ 1343.177350][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.177394][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.177447][ T32] r5:8609478c r4:86094400 [ 1343.177470][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.177543][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.177569][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.177623][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.177648][ T32] r4:84a53d80 [ 1343.177670][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.177720][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.177874][ T32] r4:00000001 [ 1343.177899][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.178085][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.178136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.178173][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.178204][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.178261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.178287][ T32] r4:84a51100 [ 1343.178344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.178381][ T32] INFO: task kworker/0:228:5331 blocked for more than 469 seconds. [ 1343.178417][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.178446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.178469][ T32] task:kworker/0:228 state:D stack:0 pid:5331 tgid:5331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.178518][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.178563][ T32] Call trace: [ 1343.178597][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.178649][ T32] r10:82918930 r9:eb9b5d84 r8:00000002 r7:60000113 r6:eb9b5d8c r5:85493c00 [ 1343.178695][ T32] r4:85493c00 [ 1343.178720][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.178762][ T32] r5:85493c00 r4:8291892c [ 1343.178784][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.178824][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.178871][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 [ 1343.178945][ T32] r4:00000000 [ 1343.178974][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.179068][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.179112][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.179158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1280 [ 1343.179181][ T32] r4:00000000 [ 1343.179201][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.179247][ T32] r9:83018005 r8:85493c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1343.179270][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.179315][ T32] r5:00001000 r4:eb9a7000 [ 1343.179378][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.179455][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.179503][ T32] r5:8553a38c r4:8553a000 [ 1343.179825][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.179959][ T32] r7:dddced80 r6:83018000 r5:8553a38c r4:853cfa00 [ 1343.179990][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.180038][ T32] r10:61c88647 r9:85493c00 r8:853cfa2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.180063][ T32] r4:853cfa00 [ 1343.180083][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.180127][ T32] r10:00000000 r9:853cfa00 r8:8027f5e8 r7:eb9b1e60 r6:85319d00 r5:85493c00 [ 1343.180149][ T32] r4:00000001 [ 1343.180180][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.180218][ T32] Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) [ 1343.180258][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.180293][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.180320][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.180355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.180380][ T32] r4:853b11c0 [ 1343.180694][ T32] INFO: task kworker/0:228:5331 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.180729][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.180864][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.181189][ T32] Call trace: [ 1343.181308][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.181421][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.181450][ T32] r4:00000000 [ 1343.181471][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.181510][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.181539][ T32] dd20: cdff0000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.181595][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.181673][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.181732][ T32] r5:80000013 r4:80239bb0 [ 1343.181772][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.181864][ T32] r4:82ac11e4 [ 1343.181940][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.182061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.182103][ T32] r4:e055ddc0 [ 1343.182134][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.182180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.182206][ T32] r4:00000000 [ 1343.182226][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.182273][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.182295][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.182344][ T32] r5:00001000 r4:ee509000 [ 1343.182367][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.182408][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.182477][ T32] r5:8609478c r4:86094400 [ 1343.182501][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.182601][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.182710][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.182766][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.182790][ T32] r4:84a53d80 [ 1343.182811][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.182858][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.182880][ T32] r4:00000001 [ 1343.182900][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.183011][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.205265][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.205381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.205414][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.205510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.205625][ T32] r4:84a51100 [ 1343.205655][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.205699][ T32] INFO: task kworker/0:229:5333 blocked for more than 469 seconds. [ 1343.205832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.205863][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.205886][ T32] task:kworker/0:229 state:D stack:0 pid:5333 tgid:5333 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.205943][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.206006][ T32] Call trace: [ 1343.206040][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.206094][ T32] r10:82918930 r9:eb9bdd84 r8:00000002 r7:60000013 r6:eb9bdd8c r5:85490000 [ 1343.206117][ T32] r4:85490000 [ 1343.206137][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.206176][ T32] r5:85490000 r4:8291892c [ 1343.206197][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.206236][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.206282][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9bde08 [ 1343.206306][ T32] r4:00000000 [ 1343.206326][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.206372][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.206412][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.206453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1600 [ 1343.206475][ T32] r4:00000000 [ 1343.206495][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.206542][ T32] r9:83018005 r8:85490000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1343.206564][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.206607][ T32] r5:00001000 r4:eb9c7000 [ 1343.206651][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.206697][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.206741][ T32] r5:8553ab8c r4:8553a800 [ 1343.206763][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.206828][ T32] r7:dddced80 r6:83018000 r5:8553ab8c r4:853cfa80 [ 1343.206858][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.206981][ T32] r10:61c88647 r9:85490000 r8:853cfaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.207008][ T32] r4:853cfa80 [ 1343.207029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.207078][ T32] r10:00000000 r9:853cfa80 r8:8027f5e8 r7:eb9b1e60 r6:85319d80 r5:85490000 [ 1343.207101][ T32] r4:00000001 [ 1343.207231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.207274][ T32] Exception stack(0xeb9bdfb0 to 0xeb9bdff8) [ 1343.207375][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.207411][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.207489][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.207523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.207609][ T32] r4:853b1100 [ 1343.208020][ T32] INFO: task kworker/0:229:5333 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.208054][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.208127][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.208217][ T32] Call trace: [ 1343.208251][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.208315][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.208373][ T32] r4:00000000 [ 1343.208423][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.208501][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.208563][ T32] dd20: ce28e000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 5 printk messages dropped ** [ 1343.208758][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 13 printk messages dropped ** [ 1343.209420][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 1 printk messages dropped ** [ 1343.209505][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.209528][ T32] r4:84a53d80 [ 1343.209547][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.209593][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.209617][ T32] r4:00000001 [ 1343.209637][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.209671][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.209783][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.209816][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.209843][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.209875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.209897][ T32] r4:84a51100 [ 1343.209918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.209943][ T32] INFO: task kworker/0:230:5336 blocked for more than 469 seconds. [ 1343.209971][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.210102][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.210134][ T32] task:kworker/0:230 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.210180][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.210233][ T32] Call trace: [ 1343.210319][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.210375][ T32] r10:82918930 r9:eb9e1d84 r8:00000002 r7:60000013 r6:eb9e1d8c r5:85496c00 [ 1343.210415][ T32] r4:85496c00 [ 1343.210440][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.210481][ T32] r5:85496c00 r4:8291892c [ 1343.210502][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.210541][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.210588][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e1e08 [ 1343.210611][ T32] r4:00000000 [ 1343.210631][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.210687][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.210728][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.210770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1a00 [ 1343.210793][ T32] r4:00000000 [ 1343.210812][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.210858][ T32] r9:83018005 r8:85496c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1343.210881][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.210922][ T32] r5:00001000 r4:e06f9000 [ 1343.210964][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.211008][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.211051][ T32] r5:8553b38c r4:8553b000 [ 1343.211073][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.211119][ T32] r7:dddced80 r6:83018000 r5:8553b38c r4:853cfb00 [ 1343.211164][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.211214][ T32] r10:61c88647 r9:85496c00 r8:853cfb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.211238][ T32] r4:853cfb00 [ 1343.211259][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.211304][ T32] r10:00000000 r9:853cfb00 r8:8027f5e8 r7:eb9bde60 r6:85319e00 r5:85496c00 [ 1343.211326][ T32] r4:00000001 [ 1343.211352][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.211387][ T32] Exception stack(0xeb9e1fb0 to 0xeb9e1ff8) [ 1343.211487][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.211523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.211551][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.211607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.211676][ T32] r4:853b1480 [ 1343.211963][ T32] INFO: task kworker/0:230:5336 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.212004][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.212081][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.212157][ T32] Call trace: [ 1343.212188][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.212256][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.212285][ T32] r4:00000000 [ 1343.212306][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.212352][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.212381][ T32] dd20: ce28e000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.212410][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.212438][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.212510][ T32] r5:80000013 r4:80239bb0 [ 1343.212535][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1343.212644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 13 printk messages dropped ** [ 1343.232447][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 12 printk messages dropped ** [ 1343.232996][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1343.239413][ T32] task:kworker/0:231 state:D stack:0 pid:5338 tgid:5338 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.239490][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.239554][ T32] Call trace: [ 1343.239587][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.239714][ T32] r10:82918930 r9:eb9b9d84 r8:00000002 r7:60000013 r6:eb9b9d8c r5:8556b000 [ 1343.239742][ T32] r4:8556b000 [ 1343.239764][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.239806][ T32] r5:8556b000 r4:8291892c [ 1343.239826][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.239865][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.239911][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b9e08 [ 1343.239934][ T32] r4:00000000 [ 1343.239954][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.239994][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.240103][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.240198][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b16c0 [ 1343.240227][ T32] r4:00000000 [ 1343.240248][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.240298][ T32] r9:83018005 r8:8556b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1343.240321][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.240369][ T32] r5:00001000 r4:eb9d3000 [ 1343.240391][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.240430][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.240534][ T32] r5:8553af8c r4:8553ac00 [ 1343.240561][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.240796][ T32] r10:00000000 r9:853cfb80 r8:8027f5e8 r7:eb9e1e60 r6:853cfc00 r5:8556b000 ** 9 printk messages dropped ** [ 1343.241563][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.242096][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.242325][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1343.242560][ T32] r5:00001000 r4:ee509000 ** 4 printk messages dropped ** [ 1343.242765][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1343.242943][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.255852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.256114][ T32] task:kworker/1:874 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.256664][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb80de08 ** 9 printk messages dropped ** [ 1343.257023][ T32] r5:00001000 r4:eac85000 [ 1343.257044][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.257264][ T32] r10:61c88647 r9:8556bc00 r8:85319eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1343.259162][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.260973][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1343.262872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 7 printk messages dropped ** [ 1343.293698][ T32] r5:8609478c r4:86094400 ** 1 printk messages dropped ** [ 1343.293770][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.293806][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.293858][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.293882][ T32] r4:84a53d80 [ 1343.293902][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.293950][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.294033][ T32] r4:00000001 [ 1343.294084][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.294127][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.294231][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.294314][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.294374][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.294411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.294451][ T32] r4:84a51100 [ 1343.294480][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.294512][ T32] INFO: task kworker/1:875:5343 blocked for more than 469 seconds. [ 1343.294547][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.294574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.294597][ T32] task:kworker/1:875 state:D stack:0 pid:5343 tgid:5343 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.294658][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.294705][ T32] Call trace: [ 1343.294766][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.294821][ T32] r10:82918930 r9:eb9edd84 r8:00000002 r7:60000113 r6:eb9edd8c r5:8556d400 [ 1343.294845][ T32] r4:8556d400 [ 1343.294867][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.294909][ T32] r5:8556d400 r4:8291892c [ 1343.294930][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.294971][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.295030][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ede08 [ 1343.295080][ T32] r4:00000000 [ 1343.295104][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.295145][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.295185][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.295229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853b1c00 [ 1343.295253][ T32] r4:00000000 [ 1343.295279][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.295334][ T32] r9:83018205 r8:8556d400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1343.295358][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.295403][ T32] r5:00001000 r4:ea94b000 [ 1343.295424][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.295464][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.295534][ T32] r5:8553b78c r4:8553b400 [ 1343.295559][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.295630][ T32] r7:ddde2d80 r6:83018200 r5:8553b78c r4:85319f00 [ 1343.295655][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.295703][ T32] r10:61c88647 r9:8556d400 r8:85319f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.295726][ T32] r4:85319f00 [ 1343.295744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.295815][ T32] r10:00000000 r9:85319f00 r8:8027f5e8 r7:eb80de60 r6:853cfd00 r5:8556d400 [ 1343.295842][ T32] r4:00000001 [ 1343.295862][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.295897][ T32] Exception stack(0xeb9edfb0 to 0xeb9edff8) [ 1343.295948][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.295981][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.296009][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.296038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.296060][ T32] r4:853ef440 [ 1343.296517][ T32] INFO: task kworker/1:875:5343 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.296581][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.296646][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.296698][ T32] Call trace: [ 1343.296730][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.296778][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.296831][ T32] r4:00000000 [ 1343.296855][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.296895][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.296923][ T32] dd20: cedbd000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.296953][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.296979][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.297003][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1343.297127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 12 printk messages dropped ** [ 1343.297551][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1343.297762][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1343.298070][ T32] INFO: task kworker/1:876:5347 blocked for more than 469 seconds. ** 11 printk messages dropped ** [ 1343.298609][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.299100][ T32] r5:00001000 r4:eadd3000 ** 1 printk messages dropped ** [ 1343.299165][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1343.299590][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.300274][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 9 printk messages dropped ** [ 1343.300716][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1343.301181][ T32] r5:00001000 r4:ee509000 ** 5 printk messages dropped ** [ 1343.301583][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.301948][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.301978][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.302033][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.302078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.302107][ T32] r4:84a51100 [ 1343.302157][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.302193][ T32] INFO: task kworker/1:877:5349 blocked for more than 469 seconds. [ 1343.302223][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.302266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.302291][ T32] task:kworker/1:877 state:D stack:0 pid:5349 tgid:5349 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.302358][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.302404][ T32] Call trace: [ 1343.302471][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.302527][ T32] r10:82918930 r9:eb9f9d84 r8:00000002 r7:60000113 r6:eb9f9d8c r5:8556e000 [ 1343.302552][ T32] r4:8556e000 [ 1343.302595][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.302640][ T32] r5:8556e000 r4:8291892c [ 1343.302661][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.302738][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.302790][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f9e08 [ 1343.302859][ T32] r4:00000000 [ 1343.302893][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.302935][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.302971][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.303012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85328300 [ 1343.303074][ T32] r4:00000000 [ 1343.323654][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.323760][ T32] r9:83018205 r8:8556e000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1343.323787][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.323835][ T32] r5:00001000 r4:eaf35000 [ 1343.323857][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.323898][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.323955][ T32] r5:85509f8c r4:85509c00 [ 1343.323981][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.324032][ T32] r7:ddde2d80 r6:83018200 r5:85509f8c r4:853b0080 [ 1343.324054][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.324100][ T32] r10:61c88647 r9:8556e000 r8:853b00ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.324123][ T32] r4:853b0080 [ 1343.324143][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.324189][ T32] r10:00000000 r9:853b0080 r8:8027f5e8 r7:eb9f1e60 r6:853cfe00 r5:8556e000 [ 1343.324239][ T32] r4:00000001 [ 1343.324264][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.324301][ T32] Exception stack(0xeb9f9fb0 to 0xeb9f9ff8) [ 1343.324338][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.324395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.324499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.324593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.324622][ T32] r4:853280c0 [ 1343.325142][ T32] INFO: task kworker/1:877:5349 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.325197][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.325319][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.325375][ T32] Call trace: [ 1343.325439][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.325494][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.325519][ T32] r4:00000000 [ 1343.325539][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.325579][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.325611][ T32] dd20: cf0a7000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.325654][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.325686][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.325711][ T32] r5:80000013 r4:80239bb0 [ 1343.325733][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.325775][ T32] r4:82ac11e4 [ 1343.325795][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.325839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.325913][ T32] r4:e055ddc0 [ 1343.326013][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.326087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.326192][ T32] r4:00000000 [ 1343.326216][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.326264][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.326341][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.326411][ T32] r5:00001000 r4:ee509000 ** 1 printk messages dropped ** [ 1343.326479][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1343.326856][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 8 printk messages dropped ** [ 1343.327207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1343.327819][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1343.328128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85328040 ** 4 printk messages dropped ** [ 1343.328274][ T32] r5:00001000 r4:eaee5000 ** 4 printk messages dropped ** [ 1343.328677][ T32] r7:ddde2d80 r6:83018200 r5:85509b8c r4:853b0000 ** 4 printk messages dropped ** [ 1343.328866][ T32] r10:00000000 r9:853b0000 r8:8027f5e8 r7:eb9f9e60 r6:853cff00 r5:8556a400 ** 9 printk messages dropped ** [ 1343.329481][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1343.329884][ T32] r5:80000013 r4:80239bb0 ** 4 printk messages dropped ** [ 1343.330061][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1343.330323][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1343.330648][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1343.330934][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.331201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1343.331301][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.331369][ T32] Call trace: [ 1343.331461][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.331527][ T32] r10:82918930 r9:eba01d84 r8:00000002 r7:60000013 r6:eba01d8c r5:85568c00 [ 1343.331555][ T32] r4:85568c00 [ 1343.331575][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.331655][ T32] r5:85568c00 r4:8291892c [ 1343.331699][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.331775][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.331826][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1343.331865][ T32] r4:00000000 [ 1343.331905][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.331972][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.332013][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.332070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e5080 [ 1343.332109][ T32] r4:00000000 [ 1343.332132][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.332179][ T32] r9:83018005 r8:85568c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1343.332201][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.332244][ T32] r5:00001000 r4:eb045000 [ 1343.332266][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.332303][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.332354][ T32] r5:85548f8c r4:85548c00 [ 1343.332375][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.332418][ T32] r7:dddced80 r6:83018000 r5:85548f8c r4:853cfe80 [ 1343.332481][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.332542][ T32] r10:61c88647 r9:85568c00 r8:853cfeac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.332567][ T32] r4:853cfe80 [ 1343.332587][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.332633][ T32] r10:00000000 r9:853cfe80 r8:8027f5e8 r7:eb9e1e60 r6:853cff80 r5:85568c00 [ 1343.332672][ T32] r4:00000001 [ 1343.332698][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.332733][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) [ 1343.332759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.332788][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.332815][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.332844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.332866][ T32] r4:853b1dc0 [ 1343.361115][ T32] INFO: task kworker/0:232:5351 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.361250][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.361338][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.361407][ T32] Call trace: [ 1343.361441][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.361686][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.361813][ T32] r4:00000000 [ 1343.361870][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.361938][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.362128][ T32] dd20: cf489000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.362195][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.362362][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.362419][ T32] r5:80000013 r4:80239bb0 [ 1343.362460][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.362544][ T32] r4:82ac11e4 [ 1343.362592][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.362680][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.362726][ T32] r4:e055ddc0 [ 1343.362771][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.362945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.362996][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.378730][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.379289][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.379754][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.380282][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1343.380979][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1343.381820][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.381917][ T32] r5:00001000 r4:eba77000 ** 2 printk messages dropped ** [ 1343.382157][ T32] r5:8553bb8c r4:8553b800 ** 1 printk messages dropped ** [ 1343.382287][ T32] r7:dddced80 r6:83018000 r5:8553bb8c r4:85069000 ** 7 printk messages dropped ** [ 1343.382868][ T32] Exception stack(0xeba05fb0 to 0xeba05ff8) ** 1 printk messages dropped ** [ 1343.382987][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.383054][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.383166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.392872][ T32] r4:853b1dc0 [ 1343.394752][ T32] INFO: task kworker/0:233:5352 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.394835][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.394959][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.395036][ T32] Call trace: [ 1343.395093][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.395180][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.395209][ T32] r4:00000000 [ 1343.395440][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.395524][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.395586][ T32] dd20: cf9be000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.395644][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.395697][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.395750][ T32] r5:80000013 r4:80239bb0 [ 1343.395792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.395878][ T32] r4:82ac11e4 [ 1343.395917][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.396001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.396050][ T32] r4:e055ddc0 [ 1343.396089][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.396173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.396214][ T32] r4:00000000 [ 1343.396441][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.396554][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.396599][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.396685][ T32] r5:00001000 r4:ee509000 [ 1343.396731][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.396806][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.396887][ T32] r5:8609478c r4:86094400 [ 1343.396932][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.397021][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.397062][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.397150][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.397383][ T32] r4:84a53d80 [ 1343.397432][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.397523][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.397568][ T32] r4:00000001 [ 1343.397612][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.397681][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.397737][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.397790][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.397844][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.397898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.397948][ T32] r4:84a51100 ** 2 printk messages dropped ** [ 1343.398345][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1343.398853][ T32] r4:847c0c00 ** 4 printk messages dropped ** [ 1343.399249][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba0de08 ** 9 printk messages dropped ** [ 1343.400037][ T32] r5:00001000 r4:eafbb000 [ 1343.400083][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.400156][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.400600][ T32] r10:61c88647 r9:847c0c00 r8:853b012c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1343.401175][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.402208][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.402778][ T32] dd20: cf9be000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 9 printk messages dropped ** [ 1343.424192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 10 printk messages dropped ** [ 1343.424961][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.425642][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.426375][ T32] Call trace: ** 4 printk messages dropped ** [ 1343.426746][ T32] r5:847c0000 r4:8291892c ** 5 printk messages dropped ** [ 1343.427118][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.427715][ T32] r5:00001000 r4:eaf73000 ** 1 printk messages dropped ** [ 1343.427879][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.428302][ T32] r4:853b0180 ** 5 printk messages dropped ** [ 1343.428744][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.430120][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.430555][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.430614][ T32] dd20: cff3b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.430671][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.430741][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.430828][ T32] r5:80000013 r4:80239bb0 [ 1343.430882][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.430955][ T32] r4:82ac11e4 [ 1343.431001][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.431131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.431191][ T32] r4:e055ddc0 [ 1343.431229][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.431317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.431367][ T32] r4:00000000 [ 1343.431410][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.431518][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.431568][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.431655][ T32] r5:00001000 r4:ee509000 [ 1343.431693][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.431775][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.431858][ T32] r5:8609478c r4:86094400 [ 1343.431896][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.431985][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.432044][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.432215][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.432265][ T32] r4:84a53d80 [ 1343.432299][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.432396][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.432444][ T32] r4:00000001 [ 1343.432510][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.432580][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.432635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.432696][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.432748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.432811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.432855][ T32] r4:84a51100 [ 1343.432901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.432948][ T32] INFO: task kworker/1:881:5358 blocked for more than 469 seconds. [ 1343.433003][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.463462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.463586][ T32] task:kworker/1:881 state:D stack:0 pid:5358 tgid:5358 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.463660][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.463785][ T32] Call trace: [ 1343.463831][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.463921][ T32] r10:82918930 r9:eba25d84 r8:00000002 r7:60000113 r6:eba25d8c r5:847c1800 [ 1343.463952][ T32] r4:847c1800 [ 1343.463999][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.464055][ T32] r5:847c1800 r4:8291892c [ 1343.464101][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.464173][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.464258][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 [ 1343.464305][ T32] r4:00000000 [ 1343.464353][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.464429][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.464534][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.464619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85328a00 [ 1343.464663][ T32] r4:00000000 [ 1343.464704][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.464827][ T32] r9:83018205 r8:847c1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1343.464874][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.464960][ T32] r5:00001000 r4:eb137000 [ 1343.465006][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.465083][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.465164][ T32] r5:8550b38c r4:8550b000 [ 1343.465209][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.465305][ T32] r7:ddde2d80 r6:83018200 r5:8550b38c r4:853b0200 [ 1343.465356][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.465444][ T32] r10:61c88647 r9:847c1800 r8:853b022c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.465496][ T32] r4:853b0200 [ 1343.465534][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.465626][ T32] r10:00000000 r9:853b0200 r8:8027f5e8 r7:eba0de60 r6:85069200 r5:847c1800 [ 1343.465758][ T32] r4:00000001 [ 1343.465807][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.465880][ T32] Exception stack(0xeba25fb0 to 0xeba25ff8) [ 1343.465932][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.465995][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.466881][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.467706][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 2 printk messages dropped ** [ 1343.467913][ T32] r4:82ac11e4 [ 1343.468001][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.468094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.468173][ T32] r4:e055ddc0 [ 1343.468220][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.468302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.468352][ T32] r4:00000000 [ 1343.468423][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.468544][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.468589][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.468673][ T32] r5:00001000 r4:ee509000 [ 1343.468710][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.468789][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.468878][ T32] r5:8609478c r4:86094400 [ 1343.468920][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.469005][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.469054][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.469147][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.469198][ T32] r4:84a53d80 [ 1343.469237][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.469341][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.469434][ T32] r4:00000001 [ 1343.469518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.469599][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.469652][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.469712][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.469834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.469932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.469995][ T32] r4:84a51100 [ 1343.470075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.470154][ T32] INFO: task kworker/1:882:5360 blocked for more than 469 seconds. [ 1343.470226][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.470273][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.470340][ T32] task:kworker/1:882 state:D stack:0 pid:5360 tgid:5360 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.470431][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.470514][ T32] Call trace: [ 1343.470637][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.470746][ T32] r10:82918930 r9:eb91dd84 r8:00000002 r7:60000013 r6:eb91dd8c r5:85496000 [ 1343.470797][ T32] r4:85496000 [ 1343.470836][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.470977][ T32] r5:85496000 r4:8291892c [ 1343.471024][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.471317][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.471420][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 [ 1343.471496][ T32] r4:00000000 [ 1343.471548][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.471624][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.471702][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.471778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85328700 [ 1343.471827][ T32] r4:00000000 [ 1343.471864][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1343.472111][ T32] r5:00001000 r4:eb0bd000 [ 1343.472158][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.472236][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.472732][ T32] r4:853b0280 ** 6 printk messages dropped ** [ 1343.505991][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.507314][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.507760][ T32] dd20: d0976000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 9 printk messages dropped ** [ 1343.508349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 7 printk messages dropped ** [ 1343.508896][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1343.509175][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.509219][ T32] r4:84a53d80 [ 1343.509262][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.509357][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.509408][ T32] r4:00000001 [ 1343.509444][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.509516][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.509714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.509779][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.509932][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.509998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.510061][ T32] r4:84a51100 [ 1343.510138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.510197][ T32] INFO: task kworker/1:883:5362 blocked for more than 470 seconds. [ 1343.510254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.510308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.510354][ T32] task:kworker/1:883 state:D stack:0 pid:5362 tgid:5362 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.510446][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.510542][ T32] Call trace: [ 1343.510651][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.510738][ T32] r10:82918930 r9:eba1dd84 r8:00000002 r7:60000113 r6:eba1dd8c r5:85494800 [ 1343.510787][ T32] r4:85494800 [ 1343.510825][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.510902][ T32] r5:85494800 r4:8291892c [ 1343.510945][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.511020][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.511109][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba1de08 [ 1343.511163][ T32] r4:00000000 [ 1343.511198][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1343.511555][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.511816][ T32] r5:00001000 r4:eb117000 [ 1343.511863][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.511939][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1343.512279][ T32] r10:61c88647 r9:85494800 r8:853b03ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.512802][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1343.541244][ T32] Call trace: ** 5 printk messages dropped ** [ 1343.541666][ T32] dd20: d0f19000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1343.542298][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1343.542777][ T32] r5:00001000 r4:ee509000 ** 5 printk messages dropped ** [ 1343.546538][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1343.547123][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.547599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1343.548194][ T32] r5:85490c00 r4:8291892c ** 6 printk messages dropped ** [ 1343.548701][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1343.549094][ T32] r5:00001000 r4:eb381000 ** 2 printk messages dropped ** [ 1343.549296][ T32] r5:8550bf8c r4:8550bc00 ** 3 printk messages dropped ** [ 1343.549589][ T32] r10:61c88647 r9:85490c00 r8:853b04ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.551478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.552633][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.552729][ T32] Call trace: [ 1343.552815][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.552960][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.553074][ T32] r4:00000000 [ 1343.573586][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.573680][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.573748][ T32] dd20: d1021000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.573808][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.573842][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.573916][ T32] r5:80000013 r4:80239bb0 [ 1343.573945][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.574024][ T32] r4:82ac11e4 [ 1343.574049][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.574133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.574179][ T32] r4:e055ddc0 [ 1343.574218][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.574304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.574392][ T32] r4:00000000 [ 1343.574435][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.574526][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.574575][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.574668][ T32] r5:00001000 r4:ee509000 [ 1343.574712][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.574793][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.574879][ T32] r5:8609478c r4:86094400 [ 1343.574916][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.575025][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.575074][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.575165][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.575206][ T32] r4:84a53d80 [ 1343.575251][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.575353][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.575403][ T32] r4:00000001 [ 1343.575450][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.575516][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.575570][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.575634][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.575688][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.575747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.575796][ T32] r4:84a51100 [ 1343.575840][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.575921][ T32] INFO: task kworker/1:885:5367 blocked for more than 470 seconds. [ 1343.575992][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.576041][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.576083][ T32] task:kworker/1:885 state:D stack:0 pid:5367 tgid:5367 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.576189][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.576294][ T32] Call trace: [ 1343.576379][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.576499][ T32] r10:82918930 r9:eba31d84 r8:00000002 r7:60000113 r6:eba31d8c r5:85495400 [ 1343.576548][ T32] r4:85495400 [ 1343.576590][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.576669][ T32] r5:85495400 r4:8291892c [ 1343.576719][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.576820][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.576916][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba31e08 [ 1343.576963][ T32] r4:00000000 [ 1343.577007][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.577082][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.577148][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.577229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85328b40 [ 1343.577276][ T32] r4:00000000 [ 1343.577318][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.577444][ T32] r9:83018205 r8:85495400 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1343.577495][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.577573][ T32] r5:00001000 r4:eb339000 [ 1343.577637][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.577713][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.577789][ T32] r5:8550b78c r4:8550b400 [ 1343.577835][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.577921][ T32] r7:ddde2d80 r6:83018200 r5:8550b78c r4:853b0580 [ 1343.577967][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.578054][ T32] r10:61c88647 r9:85495400 r8:853b05ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1343.578498][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.580035][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1343.580810][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.581141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1343.581899][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1343.582263][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 8 printk messages dropped ** [ 1343.582753][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1343.612544][ T32] r10:82918930 r9:eba35d84 r8:00000002 r7:60000113 r6:eba35d8c r5:854b2400 ** 8 printk messages dropped ** [ 1343.613266][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.618718][ T32] r5:00001000 r4:eb35d000 [ 1343.618766][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.619452][ T32] r7:ddde2d80 r6:83018200 r5:8550bb8c r4:853b0680 ** 5 printk messages dropped ** [ 1343.620006][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.620336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.621790][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 4 printk messages dropped ** [ 1343.623169][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 9 printk messages dropped ** [ 1343.642508][ T32] r4:00000000 [ 1343.642545][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.642645][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.642692][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.642774][ T32] r5:00001000 r4:ee509000 [ 1343.642829][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.642910][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.642985][ T32] r5:8609478c r4:86094400 [ 1343.643156][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.647443][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.647510][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.647646][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.647710][ T32] r4:84a53d80 [ 1343.647739][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.647793][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.647830][ T32] r4:00000001 [ 1343.647880][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.647924][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.647956][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.647985][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.648013][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.648043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.648066][ T32] r4:84a51100 [ 1343.648105][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.648167][ T32] INFO: task kworker/1:887:5371 blocked for more than 470 seconds. [ 1343.648223][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.648254][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.648277][ T32] task:kworker/1:887 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.648342][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.648398][ T32] Call trace: [ 1343.648433][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.648532][ T32] r10:82918930 r9:eba39d84 r8:00000002 r7:60000113 r6:eba39d8c r5:854ad400 [ 1343.648590][ T32] r4:854ad400 [ 1343.648618][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.648666][ T32] r5:854ad400 r4:8291892c [ 1343.648687][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.648727][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.648773][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba39e08 [ 1343.648795][ T32] r4:00000000 [ 1343.648841][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.648914][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.648961][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.649029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853eeb80 [ 1343.649067][ T32] r4:00000000 [ 1343.649101][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.649153][ T32] r9:83018205 r8:854ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1343.649177][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.649244][ T32] r5:00001000 r4:eb567000 [ 1343.649283][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.649354][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.649399][ T32] r5:8550238c r4:85502000 [ 1343.649419][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.649470][ T32] r7:ddde2d80 r6:83018200 r5:8550238c r4:853b0780 [ 1343.649493][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.649561][ T32] r10:61c88647 r9:854ad400 r8:853b07ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.649593][ T32] r4:853b0780 [ 1343.649652][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.649700][ T32] r10:00000000 r9:853b0780 r8:8027f5e8 r7:eba2de60 r6:853b0800 r5:854ad400 [ 1343.649735][ T32] r4:00000001 [ 1343.649758][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.649793][ T32] Exception stack(0xeba39fb0 to 0xeba39ff8) [ 1343.649848][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.649881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.649935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.649967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.649990][ T32] r4:85328cc0 [ 1343.650424][ T32] INFO: task kworker/1:887:5371 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.650461][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.650540][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.650591][ T32] Call trace: [ 1343.650621][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.650669][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.650695][ T32] r4:00000000 [ 1343.650727][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.650794][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 1 printk messages dropped ** [ 1343.650856][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 13 printk messages dropped ** [ 1343.651751][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1343.652323][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1343.670420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1343.670830][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1343.671303][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1343.671379][ T32] r9:83018205 r8:854b8000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1343.671402][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.671469][ T32] r5:00001000 r4:eb80f000 [ 1343.671568][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.671611][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.671670][ T32] r5:8551078c r4:85510400 [ 1343.671718][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.671818][ T32] r7:ddde2d80 r6:83018200 r5:8551078c r4:853b0880 [ 1343.671884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.671984][ T32] r10:61c88647 r9:854b8000 r8:853b08ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.672038][ T32] r4:853b0880 [ 1343.672089][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.672185][ T32] r10:00000000 r9:853b0880 r8:8027f5e8 r7:eba39e60 r6:853b0900 r5:854b8000 [ 1343.672257][ T32] r4:00000001 [ 1343.672309][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.672417][ T32] Exception stack(0xeba3dfb0 to 0xeba3dff8) [ 1343.672509][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.672574][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.672650][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.672712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.672807][ T32] r4:853b1dc0 [ 1343.683957][ T32] INFO: task kworker/1:888:5374 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.684082][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.684177][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.684289][ T32] Call trace: [ 1343.684353][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.684413][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.684455][ T32] r4:00000000 [ 1343.684498][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.684541][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.684597][ T32] dd20: d1979000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.684631][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.684658][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.684682][ T32] r5:80000013 r4:80239bb0 [ 1343.684704][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.684747][ T32] r4:82ac11e4 [ 1343.684767][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.684827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.684855][ T32] r4:e055ddc0 [ 1343.684903][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.684950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.684974][ T32] r4:00000000 [ 1343.685020][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.685071][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.685120][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.685191][ T32] r5:00001000 r4:ee509000 [ 1343.685227][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.685274][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.685335][ T32] r5:8609478c r4:86094400 [ 1343.685360][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.685407][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.685452][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.685525][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.685626][ T32] r4:84a53d80 [ 1343.685651][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.685698][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.685721][ T32] r4:00000001 [ 1343.685742][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1343.685859][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1343.686140][ T32] task:kworker/1:889 state:D stack:0 pid:5375 tgid:5375 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1343.686602][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.687095][ T32] r5:00001000 r4:eb68d000 [ 1343.687120][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1343.687365][ T32] r7:ddde2d80 r6:83018200 r5:8551038c r4:853b0980 ** 7 printk messages dropped ** [ 1343.687642][ T32] Exception stack(0xeb9d1fb0 to 0xeb9d1ff8) [ 1343.687694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.687727][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.687781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.687814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.687838][ T32] r4:853b1dc0 [ 1343.688138][ T32] INFO: task kworker/1:889:5375 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.688180][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.688265][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.688309][ T32] Call trace: [ 1343.688368][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.688420][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.688446][ T32] r4:00000000 [ 1343.688489][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.688529][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.688558][ T32] dd20: d1979000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.688588][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.688613][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.688662][ T32] r5:80000013 r4:80239bb0 [ 1343.688687][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.688757][ T32] r4:82ac11e4 [ 1343.688780][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.688823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.688861][ T32] r4:e055ddc0 [ 1343.688884][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.688926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.688950][ T32] r4:00000000 [ 1343.689045][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.689094][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.689118][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.689160][ T32] r5:00001000 r4:ee509000 [ 1343.689180][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.689244][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.689313][ T32] r5:8609478c r4:86094400 [ 1343.689346][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.689393][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.689415][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.689461][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.689483][ T32] r4:84a53d80 [ 1343.689503][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.689547][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.689576][ T32] r4:00000001 [ 1343.689597][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.689632][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.689714][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.689749][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.689777][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.689805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.689864][ T32] r4:84a51100 [ 1343.689889][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.689940][ T32] INFO: task kworker/1:890:5377 blocked for more than 470 seconds. [ 1343.689987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.690038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.690088][ T32] task:kworker/1:890 state:D stack:0 pid:5377 tgid:5377 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.690136][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.690197][ T32] Call trace: [ 1343.690232][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.690311][ T32] r10:82918930 r9:eba41d84 r8:00000002 r7:60000113 r6:eba41d8c r5:854b9800 [ 1343.690345][ T32] r4:854b9800 [ 1343.690378][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.690449][ T32] r5:854b9800 r4:8291892c [ 1343.690510][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.690553][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.690599][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [ 1343.690637][ T32] r4:00000000 [ 1343.690660][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.690698][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.690734][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.690800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d2040 [ 1343.690851][ T32] r4:00000000 [ 1343.690899][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.690947][ T32] r9:83018205 r8:854b9800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1343.691018][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.691066][ T32] r5:00001000 r4:eba4b000 [ 1343.691087][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.691126][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.691167][ T32] r5:85510b8c r4:85510800 [ 1343.691187][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.691230][ T32] r7:ddde2d80 r6:83018200 r5:85510b8c r4:853b0a80 [ 1343.691252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.691297][ T32] r10:61c88647 r9:854b9800 r8:853b0aac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.691319][ T32] r4:853b0a80 [ 1343.691343][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.691386][ T32] r10:00000000 r9:853b0a80 r8:8027f5e8 r7:eba3de60 r6:853b0b00 r5:854b9800 [ 1343.691433][ T32] r4:00000001 [ 1343.691457][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.691492][ T32] Exception stack(0xeba41fb0 to 0xeba41ff8) [ 1343.691519][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.691547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.691599][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.691657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.691683][ T32] r4:854d2080 [ 1343.691924][ T32] INFO: task kworker/1:890:5377 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.691975][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.692063][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.692124][ T32] Call trace: [ 1343.692185][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.692235][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.692259][ T32] r4:00000000 [ 1343.692279][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.692340][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.692372][ T32] dd20: d1979000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.692402][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.692429][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.692453][ T32] r5:80000013 r4:80239bb0 [ 1343.692521][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.692565][ T32] r4:82ac11e4 [ 1343.692587][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.692629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.692655][ T32] r4:e055ddc0 [ 1343.692701][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.692747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.692770][ T32] r4:00000000 [ 1343.692802][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.692851][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.692873][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.692919][ T32] r5:00001000 r4:ee509000 [ 1343.692941][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.692979][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.693113][ T32] r5:8609478c r4:86094400 [ 1343.718499][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.718635][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.718673][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1343.718762][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1343.718857][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.719016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.719224][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1343.719409][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1343.719633][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1343.719804][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 ** 4 printk messages dropped ** [ 1343.720002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d2c40 ** 4 printk messages dropped ** [ 1343.720296][ T32] r5:00001000 r4:eba9b000 [ 1343.720322][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.720368][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.720411][ T32] r5:85511f8c r4:85511c00 ** 1 printk messages dropped ** [ 1343.720500][ T32] r7:ddde2d80 r6:83018200 r5:85511f8c r4:853b0b80 ** 1 printk messages dropped ** [ 1343.720588][ T32] r10:61c88647 r9:854ba400 r8:853b0bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.720611][ T32] r4:853b0b80 [ 1343.720631][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.720675][ T32] r10:00000000 r9:853b0b80 r8:8027f5e8 r7:eba41e60 r6:853b0c00 r5:854ba400 [ 1343.720696][ T32] r4:00000001 [ 1343.720725][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.720799][ T32] Exception stack(0xeba49fb0 to 0xeba49ff8) [ 1343.720829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.720857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.720884][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.720915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.720938][ T32] r4:854d2240 [ 1343.721349][ T32] INFO: task kworker/1:891:5379 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.721383][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.721441][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.721508][ T32] Call trace: [ 1343.721544][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.721591][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.721667][ T32] r4:00000000 [ 1343.721691][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.721730][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.721785][ T32] dd20: d1d43000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.721818][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.721846][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.721896][ T32] r5:80000013 r4:80239bb0 [ 1343.721920][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.721961][ T32] r4:82ac11e4 [ 1343.721982][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.722024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.722059][ T32] r4:e055ddc0 [ 1343.722086][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.722140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.722203][ T32] r4:00000000 [ 1343.722225][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.722297][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.722323][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.722396][ T32] r5:00001000 r4:ee509000 [ 1343.722445][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.722488][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.722530][ T32] r5:8609478c r4:86094400 [ 1343.722550][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.722615][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.722640][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.722685][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.722733][ T32] r4:84a53d80 [ 1343.722785][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.722839][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.722864][ T32] r4:00000001 [ 1343.722910][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.722976][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.723021][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.723055][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.723152][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.737853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.737971][ T32] r4:84a51100 [ 1343.738047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.738116][ T32] INFO: task kworker/1:892:5380 blocked for more than 470 seconds. [ 1343.738188][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.738276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.738325][ T32] task:kworker/1:892 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.738476][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.738623][ T32] Call trace: [ 1343.738722][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.738829][ T32] r10:82918930 r9:eba61d84 r8:00000002 r7:60000113 r6:eba61d8c r5:854bbc00 [ 1343.738898][ T32] r4:854bbc00 [ 1343.738960][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.739046][ T32] r5:854bbc00 r4:8291892c [ 1343.739114][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.739203][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.739315][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 [ 1343.739397][ T32] r4:00000000 [ 1343.739455][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.739555][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.739648][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.739739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854d2300 [ 1343.739773][ T32] r4:00000000 [ 1343.739820][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.739898][ T32] r9:83018205 r8:854bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1343.739924][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.740006][ T32] r5:00001000 r4:eba57000 [ 1343.740032][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.740097][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.740143][ T32] r5:85510f8c r4:85510c00 [ 1343.740166][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.740213][ T32] r7:ddde2d80 r6:83018200 r5:85510f8c r4:853b0c80 [ 1343.740263][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.740350][ T32] r10:61c88647 r9:854bbc00 r8:853b0cac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.740427][ T32] r4:853b0c80 [ 1343.740451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.740535][ T32] r10:00000000 r9:853b0c80 r8:8027f5e8 r7:eba49e60 r6:853b0d00 r5:854bbc00 [ 1343.740587][ T32] r4:00000001 [ 1343.740634][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.740682][ T32] Exception stack(0xeba61fb0 to 0xeba61ff8) [ 1343.740712][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.740745][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.740775][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.740806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.740854][ T32] r4:854d2340 [ 1343.741277][ T32] INFO: task kworker/1:892:5380 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.741311][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.741379][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.741450][ T32] Call trace: [ 1343.741482][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.741530][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.741554][ T32] r4:00000000 [ 1343.741589][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.741632][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.741681][ T32] dd20: d20af000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.741771][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.741844][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.741916][ T32] r5:80000013 r4:80239bb0 [ 1343.741969][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.742055][ T32] r4:82ac11e4 [ 1343.742101][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.742190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.742266][ T32] r4:e055ddc0 [ 1343.742319][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.742417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.742466][ T32] r4:00000000 [ 1343.742510][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.742607][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.742657][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.742743][ T32] r5:00001000 r4:ee509000 [ 1343.742790][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.742867][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.742949][ T32] r5:8609478c r4:86094400 [ 1343.742991][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1343.753924][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 13 printk messages dropped ** [ 1343.754655][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1343.755394][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.755818][ T32] r5:00001000 r4:eba6b000 [ 1343.755843][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1343.756099][ T32] r10:61c88647 r9:854bc800 r8:853b0dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1343.756970][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.757630][ T32] r4:e055ddc0 ** 9 printk messages dropped ** [ 1343.758090][ T32] r5:8609478c r4:86094400 ** 6 printk messages dropped ** [ 1343.758372][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 13 printk messages dropped ** [ 1343.758840][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1343.759356][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.759787][ T32] r5:00001000 r4:eba83000 ** 2 printk messages dropped ** [ 1343.759952][ T32] r5:8551178c r4:85511400 ** 8 printk messages dropped ** [ 1343.760671][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.761794][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1343.761981][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.762158][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 3 printk messages dropped ** [ 1343.762308][ T32] r4:82ac11e4 [ 1343.762372][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.762419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.762445][ T32] r4:e055ddc0 [ 1343.762466][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.762510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.762534][ T32] r4:00000000 [ 1343.762604][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.762653][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.762676][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.762717][ T32] r5:00001000 r4:ee509000 [ 1343.762736][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.762774][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.762814][ T32] r5:8609478c r4:86094400 [ 1343.762840][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.762886][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.762979][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.763092][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.785908][ T32] r4:84a53d80 [ 1343.785999][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.786156][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.786238][ T32] r4:00000001 [ 1343.786295][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.786411][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.786494][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.786559][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.786618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.786678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.786726][ T32] r4:84a51100 [ 1343.786795][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.786862][ T32] INFO: task kworker/1:895:5388 blocked for more than 470 seconds. [ 1343.786927][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1343.787451][ T32] r10:82918930 r9:eba99d84 r8:00000002 r7:60000013 r6:eba99d8c r5:854bec00 ** 13 printk messages dropped ** [ 1343.788547][ T32] r9:83018205 r8:854bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 ** 4 printk messages dropped ** [ 1343.788938][ T32] r5:85511b8c r4:85511800 ** 9 printk messages dropped ** [ 1343.789594][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) ** 4 printk messages dropped ** [ 1343.789949][ T32] r4:854d28c0 ** 5 printk messages dropped ** [ 1343.791096][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.791122][ T32] r4:00000000 [ 1343.791149][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.791189][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.791222][ T32] dd20: d2480000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.791253][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.791278][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.791301][ T32] r5:80000013 r4:80239bb0 [ 1343.791371][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.791426][ T32] r4:82ac11e4 [ 1343.791446][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.791515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.791543][ T32] r4:e055ddc0 [ 1343.791592][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.791639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.791661][ T32] r4:00000000 [ 1343.791725][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.791796][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.791865][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.792771][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 17 printk messages dropped ** [ 1343.812401][ T32] r4:854c0000 ** 3 printk messages dropped ** [ 1343.812614][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.812797][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1343.823429][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1343.824399][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1343.825605][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.825634][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.825660][ T32] r5:80000013 r4:80239bb0 [ 1343.825681][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.825724][ T32] r4:82ac11e4 [ 1343.825831][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.825887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.825910][ T32] r4:e055ddc0 [ 1343.825979][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.826027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.826075][ T32] r4:00000000 [ 1343.826131][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.826187][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.826211][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.826254][ T32] r5:00001000 r4:ee509000 [ 1343.826275][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.826314][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.826364][ T32] r5:8609478c r4:86094400 [ 1343.826392][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.826451][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.826476][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.826524][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.826554][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1343.826666][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1343.827151][ T32] task:kworker/1:897 state:D stack:0 pid:5391 tgid:5391 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.827742][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.828017][ T32] r5:00001000 r4:ebaa7000 ** 4 printk messages dropped ** [ 1343.828280][ T32] r7:ddde2d80 r6:83018200 r5:8551238c r4:854df200 ** 2 printk messages dropped ** [ 1343.828516][ T32] r4:854df200 [ 1343.828559][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.828653][ T32] r10:00000000 r9:854df200 r8:8027f5e8 r7:ebaa5e60 r6:854df280 r5:854c0c00 [ 1343.828707][ T32] r4:00000001 [ 1343.828750][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.828826][ T32] Exception stack(0xebab5fb0 to 0xebab5ff8) [ 1343.828888][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.828968][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.829052][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.829117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.829168][ T32] r4:854d2e40 [ 1343.829654][ T32] INFO: task kworker/1:897:5391 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.829753][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.829898][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.830028][ T32] Call trace: [ 1343.830142][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.830251][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.830306][ T32] r4:00000000 [ 1343.830358][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.830440][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 2 printk messages dropped ** [ 1343.830617][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1343.831010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 7 printk messages dropped ** [ 1343.831310][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1343.831481][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1343.831869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1343.832734][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1343.832822][ T32] r4:00000000 [ 1343.832843][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.832881][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.832916][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.832955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85068d80 [ 1343.832979][ T32] r4:00000000 [ 1343.833044][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.864531][ T32] r9:83018005 r8:854c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1343.864590][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.864664][ T32] r5:00001000 r4:ebac7000 [ 1343.864716][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.866138][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.866212][ T32] r5:8553bf8c r4:8553bc00 [ 1343.866237][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.866368][ T32] r7:dddced80 r6:83018000 r5:8553bf8c r4:85069280 [ 1343.866394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.866443][ T32] r10:61c88647 r9:854c1800 r8:850692ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1343.866481][ T32] r4:85069280 [ 1343.866505][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.867143][ T32] r10:00000000 r9:85069280 r8:8027f5e8 r7:eba01e60 r6:854df300 r5:854c1800 [ 1343.867173][ T32] r4:00000001 [ 1343.867194][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.867233][ T32] Exception stack(0xebab9fb0 to 0xebab9ff8) [ 1343.867264][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.867295][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.867323][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.867354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1343.867833][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.868297][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.868332][ T32] dd20: d2e04000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.868363][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.868418][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.868527][ T32] r5:80000013 r4:80239bb0 [ 1343.868556][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.868609][ T32] r4:82ac11e4 [ 1343.868631][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.868676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.868699][ T32] r4:e055ddc0 [ 1343.868719][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.868761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.868784][ T32] r4:00000000 [ 1343.868803][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.868848][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.868870][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.868912][ T32] r5:00001000 r4:ee509000 [ 1343.868962][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.869008][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.869051][ T32] r5:8609478c r4:86094400 ** 1 printk messages dropped ** [ 1343.869156][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 10 printk messages dropped ** [ 1343.869782][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1343.870242][ T32] r4:854c3000 ** 3 printk messages dropped ** [ 1343.870458][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.870962][ T32] r5:00001000 r4:ebad3000 ** 1 printk messages dropped ** [ 1343.871055][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.871270][ T32] r4:854df180 ** 4 printk messages dropped ** [ 1343.871443][ T32] Exception stack(0xebac1fb0 to 0xebac1ff8) ** 10 printk messages dropped ** [ 1343.872357][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.872381][ T32] r4:00000000 [ 1343.872401][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.872438][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.872523][ T32] dd20: d2e04000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.872559][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.872591][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.872647][ T32] r5:80000013 r4:80239bb0 [ 1343.872671][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.872732][ T32] r4:82ac11e4 [ 1343.872783][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.872830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.872853][ T32] r4:e055ddc0 [ 1343.872872][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.872913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.872949][ T32] r4:00000000 [ 1343.872974][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.873082][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.900053][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.900154][ T32] r5:00001000 r4:ee509000 [ 1343.900177][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.900219][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.900262][ T32] r5:8609478c r4:86094400 [ 1343.900284][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.900333][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.900354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.900399][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.900422][ T32] r4:84a53d80 [ 1343.900442][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.900547][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.900578][ T32] r4:00000001 [ 1343.900600][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.900638][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.900669][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.900698][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.900724][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.900753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.900774][ T32] r4:84a51100 [ 1343.900833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.900930][ T32] INFO: task kworker/1:899:5397 blocked for more than 470 seconds. [ 1343.900967][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.900994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.901015][ T32] task:kworker/1:899 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.901072][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.901118][ T32] Call trace: [ 1343.901150][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1343.901282][ T32] r5:854c2400 r4:8291892c ** 5 printk messages dropped ** [ 1343.901520][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1343.901944][ T32] r5:00001000 r4:ec327000 ** 1 printk messages dropped ** [ 1343.902158][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1343.902781][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1343.911158][ T32] r5:80000013 r4:80239bb0 ** 13 printk messages dropped ** [ 1343.911703][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1343.912624][ T32] r4:84a51100 ** 8 printk messages dropped ** [ 1343.912922][ T32] r10:82918930 r9:ebae1d84 r8:00000002 r7:60000113 r6:ebae1d8c r5:854c4800 ** 5 printk messages dropped ** [ 1343.919403][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 [ 1343.919457][ T32] r4:00000000 [ 1343.919502][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.919594][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.919682][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.919770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dd700 [ 1343.919822][ T32] r4:00000000 [ 1343.919893][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.920505][ T32] r9:83018205 r8:854c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1343.920594][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.920656][ T32] r5:00001000 r4:ebae3000 [ 1343.920680][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.920722][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.920764][ T32] r5:85512f8c r4:85512c00 [ 1343.920784][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.920831][ T32] r7:ddde2d80 r6:83018200 r5:85512f8c r4:854df500 [ 1343.920853][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.921243][ T32] r10:61c88647 r9:854c4800 r8:854df52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.921272][ T32] r4:854df500 [ 1343.921292][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1343.921863][ T32] Exception stack(0xebae1fb0 to 0xebae1ff8) ** 8 printk messages dropped ** [ 1343.922880][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.936369][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 13 printk messages dropped ** [ 1343.936851][ T32] r5:00001000 r4:ee509000 ** 7 printk messages dropped ** [ 1343.937180][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1343.937299][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1343.937795][ T32] INFO: task kworker/0:235:5401 blocked for more than 470 seconds. ** 4 printk messages dropped ** [ 1343.938045][ T32] Call trace: [ 1343.938080][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.938153][ T32] r10:82918930 r9:ebaf5d84 r8:00000002 r7:60000013 r6:ebaf5d8c r5:854c3c00 [ 1343.938226][ T32] r4:854c3c00 [ 1343.938274][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.938316][ T32] r5:854c3c00 r4:8291892c [ 1343.938336][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.938374][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.938419][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1343.938443][ T32] r4:00000000 [ 1343.938479][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.938546][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.938590][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.938632][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85068800 [ 1343.938675][ T32] r4:00000000 [ 1343.938699][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.938746][ T32] r9:83018005 r8:854c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1343.938767][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.938806][ T32] r5:00001000 r4:dfdb3000 ** 1 printk messages dropped ** [ 1343.938865][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1343.939276][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1343.939893][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.939937][ T32] Call trace: [ 1343.939968][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.940016][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.940063][ T32] r4:00000000 [ 1343.940110][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.940153][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.940207][ T32] dd20: d36ee000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.940239][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.940265][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.940308][ T32] r5:80000013 r4:80239bb0 [ 1343.940359][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.940441][ T32] r4:82ac11e4 [ 1343.940517][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.940613][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 7 printk messages dropped ** [ 1343.941099][ T32] r5:00001000 r4:ee509000 ** 7 printk messages dropped ** [ 1343.941712][ T32] r4:84a53d80 ** 2 printk messages dropped ** [ 1343.941899][ T32] r4:00000001 [ 1343.941940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.942012][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.942069][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.942130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.942186][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.942246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.942294][ T32] r4:84a51100 [ 1343.942346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.942399][ T32] INFO: task kworker/1:901:5403 blocked for more than 470 seconds. [ 1343.942456][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.942522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.942565][ T32] task:kworker/1:901 state:D stack:0 pid:5403 tgid:5403 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.942696][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.942795][ T32] Call trace: [ 1343.942864][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.943134][ T32] r10:82918930 r9:ec305d84 r8:00000002 r7:60000113 r6:ec305d8c r5:854c6c00 [ 1343.968598][ T32] r4:854c6c00 [ 1343.968649][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.968720][ T32] r5:854c6c00 r4:8291892c [ 1343.968743][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.968784][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.968830][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec305e08 [ 1343.968852][ T32] r4:00000000 [ 1343.968872][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.968910][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.968950][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.968991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dd8c0 [ 1343.969033][ T32] r4:00000000 [ 1343.969059][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.969107][ T32] r9:83018205 r8:854c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1343.969130][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.969175][ T32] r5:00001000 r4:ebaeb000 [ 1343.969195][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.969234][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.969275][ T32] r5:8551338c r4:85513000 [ 1343.969295][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.969341][ T32] r7:ddde2d80 r6:83018200 r5:8551338c r4:854df680 [ 1343.969382][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.969432][ T32] r10:61c88647 r9:854c6c00 r8:854df6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.969455][ T32] r4:854df680 [ 1343.969475][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.969538][ T32] r10:00000000 r9:854df680 r8:8027f5e8 r7:ebadde60 r6:854df700 r5:854c6c00 [ 1343.969566][ T32] r4:00000001 [ 1343.969620][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.969694][ T32] Exception stack(0xec305fb0 to 0xec305ff8) [ 1343.969729][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.969759][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.969785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.969814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.969835][ T32] r4:854dd740 [ 1343.970241][ T32] INFO: task kworker/1:901:5403 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.970304][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.970379][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.970426][ T32] Call trace: [ 1343.970481][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.970533][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.970586][ T32] r4:00000000 [ 1343.970637][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.970681][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.970710][ T32] dd20: d3bfd000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.970774][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.970804][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.970829][ T32] r5:80000013 r4:80239bb0 [ 1343.970849][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.970891][ T32] r4:82ac11e4 [ 1343.970912][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.970954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.970976][ T32] r4:e055ddc0 [ 1343.970995][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.971037][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.971059][ T32] r4:00000000 [ 1343.971078][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.971123][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.971145][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.971187][ T32] r5:00001000 r4:ee509000 [ 1343.971206][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.971360][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.971410][ T32] r5:8609478c r4:86094400 ** 1 printk messages dropped ** [ 1343.971476][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1343.971638][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 6 printk messages dropped ** [ 1343.972102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1343.972340][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1343.972720][ T32] Call trace: ** 2 printk messages dropped ** [ 1343.972916][ T32] r4:854bd400 ** 3 printk messages dropped ** [ 1343.973098][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.985048][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.985091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ddac0 [ 1343.985114][ T32] r4:00000000 [ 1343.985134][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.985215][ T32] r9:83018205 r8:854bd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1343.985241][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.985293][ T32] r5:00001000 r4:ebafd000 [ 1343.985338][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.985383][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.985428][ T32] r5:8551378c r4:85513400 [ 1343.985449][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.985495][ T32] r7:ddde2d80 r6:83018200 r5:8551378c r4:854df780 [ 1343.985517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.985562][ T32] r10:61c88647 r9:854bd400 r8:854df7ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.985593][ T32] r4:854df780 [ 1343.985613][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.985660][ T32] r10:00000000 r9:854df780 r8:8027f5e8 r7:ebadde60 r6:854df800 r5:854bd400 [ 1343.985683][ T32] r4:00000001 [ 1343.985725][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.985768][ T32] Exception stack(0xec30dfb0 to 0xec30dff8) [ 1343.985798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.985828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.985855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.985886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.985925][ T32] r4:854dd940 [ 1343.986616][ T32] INFO: task kworker/1:902:5405 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.986699][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.986838][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.986938][ T32] Call trace: [ 1343.987034][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.987139][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1343.987193][ T32] r4:00000000 [ 1343.987238][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.987318][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.987383][ T32] dd20: d3bfd000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.987443][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.987471][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.987495][ T32] r5:80000013 r4:80239bb0 [ 1343.987516][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1343.987558][ T32] r4:82ac11e4 [ 1343.987585][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.987627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1343.987665][ T32] r4:e055ddc0 [ 1343.987687][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.987741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1343.987766][ T32] r4:00000000 [ 1343.987786][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.987833][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1343.987855][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.987898][ T32] r5:00001000 r4:ee509000 [ 1343.987918][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.987956][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.987997][ T32] r5:8609478c r4:86094400 [ 1343.988017][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.988061][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1343.988082][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.988126][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.988148][ T32] r4:84a53d80 [ 1343.988167][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.988213][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1343.988235][ T32] r4:00000001 [ 1343.988255][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.988288][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1343.988313][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.988342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.988370][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.988399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.988421][ T32] r4:84a51100 [ 1343.988455][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.988509][ T32] INFO: task kworker/1:903:5406 blocked for more than 470 seconds. [ 1343.988546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.988576][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.988599][ T32] task:kworker/1:903 state:D stack:0 pid:5406 tgid:5406 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.988668][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.988736][ T32] Call trace: [ 1343.988773][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1343.988820][ T32] r10:82918930 r9:ec319d84 r8:00000002 r7:60000013 r6:ec319d8c r5:854c6000 [ 1343.988843][ T32] r4:854c6000 [ 1343.988943][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1343.989016][ T32] r5:854c6000 r4:8291892c [ 1343.989044][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.989096][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.989142][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec319e08 [ 1343.989164][ T32] r4:00000000 [ 1343.989272][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1343.989315][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1343.989353][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1343.989393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ddcc0 [ 1343.989415][ T32] r4:00000000 [ 1343.989434][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1343.989500][ T32] r9:83018205 r8:854c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1343.989525][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1343.989580][ T32] r5:00001000 r4:ec30f000 [ 1343.989604][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1343.989645][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.989686][ T32] r5:85513b8c r4:85513800 [ 1343.990088][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1343.990135][ T32] r7:ddde2d80 r6:83018200 r5:85513b8c r4:854df880 [ 1343.990157][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1343.990225][ T32] r10:61c88647 r9:854c6000 r8:854df8ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1343.990763][ T32] r4:854df880 [ 1343.990789][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1343.990860][ T32] r10:00000000 r9:854df880 r8:8027f5e8 r7:ebadde60 r6:854df900 r5:854c6000 [ 1343.990886][ T32] r4:00000001 [ 1343.990906][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.990964][ T32] Exception stack(0xec319fb0 to 0xec319ff8) [ 1343.991017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.991050][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.991079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.991109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1343.991132][ T32] r4:854ddb40 [ 1343.991463][ T32] INFO: task kworker/1:903:5406 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1343.991499][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.991557][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.991611][ T32] Call trace: [ 1343.991641][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1343.991688][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 2 printk messages dropped ** [ 1343.991766][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1343.991794][ T32] dd20: d3bfd000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1343.992637][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1343.992670][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1343.993114][ T32] r5:80000013 r4:80239bb0 [ 1344.015512][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.015652][ T32] r4:82ac11e4 [ 1344.015678][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.015724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.015941][ T32] r4:e055ddc0 [ 1344.016242][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.016289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.016312][ T32] r4:00000000 [ 1344.016333][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.017098][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.017133][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.017183][ T32] r5:00001000 r4:ee509000 [ 1344.017205][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.017244][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.017287][ T32] r5:8609478c r4:86094400 [ 1344.017494][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.017546][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.017567][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.017618][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.017641][ T32] r4:84a53d80 [ 1344.017660][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.017705][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.017728][ T32] r4:00000001 [ 1344.017748][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.017784][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.017813][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.017842][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.017869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.017899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.017921][ T32] r4:84a51100 [ 1344.017944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.017974][ T32] INFO: task kworker/1:904:5408 blocked for more than 470 seconds. [ 1344.018006][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.018032][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.018054][ T32] task:kworker/1:904 state:D stack:0 pid:5408 tgid:5408 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.018117][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.018558][ T32] Call trace: [ 1344.018758][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.018816][ T32] r10:82918930 r9:ec31dd84 r8:00000002 r7:60000013 r6:ec31dd8c r5:854c5400 [ 1344.018869][ T32] r4:854c5400 [ 1344.018892][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.018933][ T32] r5:854c5400 r4:8291892c [ 1344.018953][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.018992][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.019037][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec31de08 [ 1344.019060][ T32] r4:00000000 [ 1344.019080][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.019118][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.019153][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.019194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ddfc0 [ 1344.019216][ T32] r4:00000000 [ 1344.019235][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.019278][ T32] r9:83018205 r8:854c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1344.019334][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.019383][ T32] r5:00001000 r4:ec31f000 [ 1344.019404][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.019485][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.019588][ T32] r5:85513f8c r4:85513c00 [ 1344.019635][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.019722][ T32] r7:ddde2d80 r6:83018200 r5:85513f8c r4:854df980 [ 1344.019770][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.019917][ T32] r10:61c88647 r9:854c5400 r8:854df9ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.019974][ T32] r4:854df980 [ 1344.020052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.020153][ T32] r10:00000000 r9:854df980 r8:8027f5e8 r7:ebadde60 r6:854dfa00 r5:854c5400 [ 1344.020227][ T32] r4:00000001 [ 1344.020276][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.020358][ T32] Exception stack(0xec31dfb0 to 0xec31dff8) [ 1344.020419][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.020519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.020588][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.020652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.020705][ T32] r4:854ddb40 [ 1344.021200][ T32] INFO: task kworker/1:904:5408 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.021243][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.021340][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1344.021529][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 3 printk messages dropped ** [ 1344.021661][ T32] dd20: d3f01000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 2 printk messages dropped ** [ 1344.021844][ T32] r5:80000013 r4:80239bb0 ** 2 printk messages dropped ** [ 1344.022020][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.022103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.022174][ T32] r4:e055ddc0 [ 1344.022222][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.022310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.022363][ T32] r4:00000000 [ 1344.022406][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.022502][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.022549][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.022647][ T32] r5:00001000 r4:ee509000 [ 1344.022691][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.022771][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.022863][ T32] r5:8609478c r4:86094400 [ 1344.022908][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.023122][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.043884][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.043982][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.044008][ T32] r4:84a53d80 [ 1344.044029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.044075][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.044097][ T32] r4:00000001 [ 1344.044118][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.044154][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.044184][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.044212][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.044239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.044269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.044292][ T32] r4:84a51100 [ 1344.044316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.044364][ T32] INFO: task kworker/1:905:5411 blocked for more than 470 seconds. [ 1344.044399][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.044426][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.044448][ T32] task:kworker/1:905 state:D stack:0 pid:5411 tgid:5411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.046006][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.046066][ T32] Call trace: [ 1344.046099][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.046150][ T32] r10:82918930 r9:ebad1d84 r8:00000002 r7:60000113 r6:ebad1d8c r5:854c8000 [ 1344.046173][ T32] r4:854c8000 [ 1344.046193][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.046923][ T32] r5:854c8000 r4:8291892c [ 1344.046950][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.046994][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.047785][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 [ 1344.047814][ T32] r4:00000000 [ 1344.047837][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.047878][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.047918][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.047960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854dd100 [ 1344.048477][ T32] r4:00000000 [ 1344.048505][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.048558][ T32] r9:83018205 r8:854c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1344.048581][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.048624][ T32] r5:00001000 r4:ec32f000 [ 1344.050370][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.051041][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.051092][ T32] r5:8552078c r4:85520400 [ 1344.051116][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.051165][ T32] r7:ddde2d80 r6:83018200 r5:8552078c r4:854dfa80 [ 1344.051188][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.051238][ T32] r10:61c88647 r9:854c8000 r8:854dfaac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.051263][ T32] r4:854dfa80 [ 1344.051284][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.051337][ T32] r10:00000000 r9:854dfa80 r8:8027f5e8 r7:ebadde60 r6:854dfb00 r5:854c8000 [ 1344.051363][ T32] r4:00000001 [ 1344.051384][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.051422][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) [ 1344.051452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.051483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.051513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.052244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.052318][ T32] r4:854d2d80 [ 1344.078753][ T32] INFO: task kworker/1:905:5411 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.078991][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.079573][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.079642][ T32] Call trace: [ 1344.079714][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.079776][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.079829][ T32] r4:00000000 [ 1344.079855][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.079896][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.079979][ T32] dd20: d45b9000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.080012][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.080063][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.080091][ T32] r5:80000013 r4:80239bb0 [ 1344.080111][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.080154][ T32] r4:82ac11e4 [ 1344.080173][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.080214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.080236][ T32] r4:e055ddc0 [ 1344.080316][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.080410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.080437][ T32] r4:00000000 [ 1344.080458][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.080557][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.080584][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.080628][ T32] r5:00001000 r4:ee509000 [ 1344.080674][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.080743][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.080790][ T32] r5:8609478c r4:86094400 [ 1344.080835][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.080886][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.080908][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.080953][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.080976][ T32] r4:84a53d80 [ 1344.080996][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.081053][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.081079][ T32] r4:00000001 [ 1344.081100][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.081135][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.081161][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.081189][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.081216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.081272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.081310][ T32] r4:84a51100 [ 1344.081345][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.081378][ T32] INFO: task kworker/0:236:5416 blocked for more than 470 seconds. [ 1344.081413][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.081439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.081461][ T32] task:kworker/0:236 state:D stack:0 pid:5416 tgid:5416 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.081505][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.081568][ T32] Call trace: [ 1344.081600][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.081680][ T32] r10:82918930 r9:eb8e9d84 r8:00000002 r7:60000013 r6:eb8e9d8c r5:847c4800 [ 1344.081734][ T32] r4:847c4800 [ 1344.081784][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.081877][ T32] r5:847c4800 r4:8291892c [ 1344.081928][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.082013][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.082103][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8e9e08 [ 1344.082153][ T32] r4:00000000 [ 1344.082195][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.082273][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.082359][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.082446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85068480 [ 1344.082493][ T32] r4:00000000 [ 1344.082535][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.082657][ T32] r9:83018005 r8:847c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1344.082699][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.082750][ T32] r5:00001000 r4:ea857000 [ 1344.082770][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.082813][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.082854][ T32] r5:8554878c r4:85548400 [ 1344.082874][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.082920][ T32] r7:dddced80 r6:83018000 r5:8554878c r4:85069380 [ 1344.082941][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.082985][ T32] r10:61c88647 r9:847c4800 r8:850693ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.095256][ T32] r4:85069380 [ 1344.095363][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.095459][ T32] r10:00000000 r9:85069380 r8:8027f5e8 r7:eba01e60 r6:85069400 r5:847c4800 [ 1344.095519][ T32] r4:00000001 [ 1344.095564][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.095647][ T32] Exception stack(0xeb8e9fb0 to 0xeb8e9ff8) [ 1344.095711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.095792][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.095856][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.095937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.095993][ T32] r4:85068900 [ 1344.096741][ T32] INFO: task kworker/0:236:5416 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.096827][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.096970][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.097074][ T32] Call trace: [ 1344.097145][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.097257][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.097313][ T32] r4:00000000 [ 1344.097364][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.097451][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.097513][ T32] dd20: d49d3000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.097577][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.097634][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.097688][ T32] r5:80000013 r4:80239bb0 [ 1344.097736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.097823][ T32] r4:82ac11e4 [ 1344.097871][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.097993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.098050][ T32] r4:e055ddc0 [ 1344.098090][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.098136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.098159][ T32] r4:00000000 [ 1344.098180][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.098227][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.098280][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.098345][ T32] r5:00001000 r4:ee509000 [ 1344.098371][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.098414][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.098457][ T32] r5:8609478c r4:86094400 [ 1344.098479][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.098524][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.098545][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.098589][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.098612][ T32] r4:84a53d80 [ 1344.098632][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.098688][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.098713][ T32] r4:00000001 [ 1344.098738][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.098775][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.098803][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.098832][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.098858][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.098887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.098947][ T32] r4:84a51100 [ 1344.098984][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.099017][ T32] INFO: task kworker/0:237:5419 blocked for more than 470 seconds. [ 1344.099050][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.099075][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.099096][ T32] task:kworker/0:237 state:D stack:0 pid:5419 tgid:5419 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.099157][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.099201][ T32] Call trace: [ 1344.099233][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.099278][ T32] r10:82918930 r9:eb90dd84 r8:00000002 r7:60000013 r6:eb90dd8c r5:847c2400 [ 1344.099301][ T32] r4:847c2400 [ 1344.099320][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.099365][ T32] r5:847c2400 r4:8291892c [ 1344.099386][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.099425][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.099469][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb90de08 [ 1344.099493][ T32] r4:00000000 [ 1344.099541][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.099585][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.099621][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.099663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945b80 [ 1344.099721][ T32] r4:00000000 [ 1344.099743][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.099788][ T32] r9:83018005 r8:847c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1344.099811][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.099874][ T32] r5:00001000 r4:eafd5000 [ 1344.099897][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.099937][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.099977][ T32] r5:85548b8c r4:85548800 [ 1344.100023][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.100071][ T32] r7:dddced80 r6:83018000 r5:85548b8c r4:85069480 [ 1344.100114][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.100164][ T32] r10:61c88647 r9:847c2400 r8:850694ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.100188][ T32] r4:85069480 [ 1344.100231][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.100278][ T32] r10:00000000 r9:85069480 r8:8027f5e8 r7:eba01e60 r6:85069500 r5:847c2400 [ 1344.100300][ T32] r4:00000001 [ 1344.100319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.100358][ T32] Exception stack(0xeb90dfb0 to 0xeb90dff8) [ 1344.100395][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.100450][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.100541][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.100590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.100618][ T32] r4:850685c0 [ 1344.100841][ T32] INFO: task kworker/0:237:5419 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.100873][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.100927][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.100970][ T32] Call trace: [ 1344.100999][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.101045][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.101069][ T32] r4:00000000 [ 1344.101113][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.101178][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.101233][ T32] dd20: d49d3000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.101267][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.101295][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.101319][ T32] r5:80000013 r4:80239bb0 [ 1344.101344][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.101384][ T32] r4:82ac11e4 [ 1344.101404][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.101445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.101479][ T32] r4:e055ddc0 [ 1344.101541][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.101589][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.101612][ T32] r4:00000000 [ 1344.101632][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.101726][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.101779][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.101868][ T32] r5:00001000 r4:ee509000 [ 1344.101912][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.101994][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.102080][ T32] r5:8609478c r4:86094400 [ 1344.102122][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.102215][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.102258][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.102364][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.102426][ T32] r4:84a53d80 [ 1344.102450][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.102501][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.102524][ T32] r4:00000001 [ 1344.102545][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.102579][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.102607][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.102659][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.102690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.102720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.102743][ T32] r4:84a51100 [ 1344.102763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.102788][ T32] INFO: task kworker/1:906:5420 blocked for more than 470 seconds. [ 1344.102816][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.102840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.102871][ T32] task:kworker/1:906 state:D stack:0 pid:5420 tgid:5420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.102938][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.103007][ T32] Call trace: [ 1344.103077][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.124027][ T32] r10:82918930 r9:eb919d84 r8:00000002 r7:60000113 r6:eb919d8c r5:847c5400 [ 1344.124119][ T32] r4:847c5400 [ 1344.124170][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.124256][ T32] r5:847c5400 r4:8291892c [ 1344.124284][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.124349][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.124456][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb919e08 [ 1344.124528][ T32] r4:00000000 [ 1344.124586][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.124679][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.124762][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.124854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854660c0 [ 1344.124926][ T32] r4:00000000 [ 1344.124976][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.125074][ T32] r9:83018205 r8:847c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.125125][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.125219][ T32] r5:00001000 r4:eaa95000 [ 1344.125264][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.125363][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.125454][ T32] r5:85520b8c r4:85520800 [ 1344.125503][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.125599][ T32] r7:ddde2d80 r6:83018200 r5:85520b8c r4:854dfb80 [ 1344.125649][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.125740][ T32] r10:61c88647 r9:847c5400 r8:854dfbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.125839][ T32] r4:854dfb80 [ 1344.125866][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.125914][ T32] r10:00000000 r9:854dfb80 r8:8027f5e8 r7:ebad1e60 r6:85069580 r5:847c5400 [ 1344.125936][ T32] r4:00000001 [ 1344.125962][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.126041][ T32] Exception stack(0xeb919fb0 to 0xeb919ff8) [ 1344.126089][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.126121][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.126174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.126235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.126278][ T32] r4:85466000 [ 1344.126955][ T32] INFO: task kworker/1:906:5420 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.127038][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.127229][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.127338][ T32] Call trace: [ 1344.127407][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.127526][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.127592][ T32] r4:00000000 [ 1344.127631][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.127742][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.127834][ T32] dd20: d4b2d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.127925][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.127984][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.128116][ T32] r5:80000013 r4:80239bb0 [ 1344.128170][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.128264][ T32] r4:82ac11e4 [ 1344.128312][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.128479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.128533][ T32] r4:e055ddc0 [ 1344.128577][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.128668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.128718][ T32] r4:00000000 [ 1344.128788][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.128894][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.128942][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.129034][ T32] r5:00001000 r4:ee509000 [ 1344.129080][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.129158][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.129245][ T32] r5:8609478c r4:86094400 [ 1344.129282][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.129378][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.129420][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.129504][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.129554][ T32] r4:84a53d80 [ 1344.129592][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.129675][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.129739][ T32] r4:00000001 [ 1344.129810][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.129889][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.129943][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.129986][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.130030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.130097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.130139][ T32] r4:84a51100 [ 1344.130187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.130252][ T32] INFO: task kworker/1:907:5421 blocked for more than 470 seconds. [ 1344.130313][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.130376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.130425][ T32] task:kworker/1:907 state:D stack:0 pid:5421 tgid:5421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.130527][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.130639][ T32] Call trace: [ 1344.130705][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.130797][ T32] r10:82918930 r9:eb929d84 r8:00000002 r7:60000113 r6:eb929d8c r5:847c6000 [ 1344.130826][ T32] r4:847c6000 [ 1344.130872][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.130952][ T32] r5:847c6000 r4:8291892c [ 1344.130987][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.131062][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.131151][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1344.131178][ T32] r4:00000000 [ 1344.131220][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.131315][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.131379][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.131482][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85619d80 [ 1344.131524][ T32] r4:00000000 [ 1344.131545][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.131639][ T32] r9:83018205 r8:847c6000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1344.131686][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.131746][ T32] r5:00001000 r4:eb2e5000 [ 1344.131794][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.131881][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.131999][ T32] r5:85521f8c r4:85521c00 [ 1344.132044][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.132133][ T32] r7:ddde2d80 r6:83018200 r5:85521f8c r4:854dfc00 [ 1344.132183][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.132270][ T32] r10:61c88647 r9:847c6000 r8:854dfc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.132422][ T32] r4:854dfc00 [ 1344.132546][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.132643][ T32] r10:00000000 r9:854dfc00 r8:8027f5e8 r7:eb919e60 r6:85069600 r5:847c6000 [ 1344.132675][ T32] r4:00000001 [ 1344.132720][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.132792][ T32] Exception stack(0xeb929fb0 to 0xeb929ff8) [ 1344.132843][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.132881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.132969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.153577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.153760][ T32] r4:85466000 [ 1344.154453][ T32] INFO: task kworker/1:907:5421 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.154528][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.154767][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.154899][ T32] Call trace: [ 1344.154989][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.155094][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.155148][ T32] r4:00000000 [ 1344.155195][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.155285][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.155357][ T32] dd20: d4cec000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.155415][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.155471][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.155520][ T32] r5:80000013 r4:80239bb0 [ 1344.155564][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.155655][ T32] r4:82ac11e4 [ 1344.155696][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.155787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.155866][ T32] r4:e055ddc0 [ 1344.155894][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.155938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.155960][ T32] r4:00000000 [ 1344.155981][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.156026][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.156050][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.156091][ T32] r5:00001000 r4:ee509000 [ 1344.156112][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.156217][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.156279][ T32] r5:8609478c r4:86094400 [ 1344.156301][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.156382][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.156432][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.156567][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.156639][ T32] r4:84a53d80 [ 1344.156695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.156756][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.156797][ T32] r4:00000001 [ 1344.156849][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.156899][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.156959][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.157013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.157140][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.157205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.157317][ T32] r4:84a51100 [ 1344.157388][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.157595][ T32] INFO: task kworker/1:908:5422 blocked for more than 470 seconds. [ 1344.157727][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.157810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.157872][ T32] task:kworker/1:908 state:D stack:0 pid:5422 tgid:5422 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.158004][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.158156][ T32] Call trace: [ 1344.158264][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.158409][ T32] r10:82918930 r9:eb901d84 r8:00000002 r7:60000113 r6:eb901d8c r5:847c6c00 [ 1344.158491][ T32] r4:847c6c00 [ 1344.158563][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.158700][ T32] r5:847c6c00 r4:8291892c [ 1344.158764][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.158886][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.159036][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb901e08 [ 1344.159101][ T32] r4:00000000 [ 1344.159165][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.159276][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.159401][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.159502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85466340 [ 1344.159570][ T32] r4:00000000 [ 1344.159664][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.159771][ T32] r9:83018205 r8:847c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1344.159817][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.159884][ T32] r5:00001000 r4:eb1ed000 [ 1344.159941][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.160003][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.160079][ T32] r5:85520f8c r4:85520c00 [ 1344.160122][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.160187][ T32] r7:ddde2d80 r6:83018200 r5:85520f8c r4:854dfc80 [ 1344.160227][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.160338][ T32] r10:61c88647 r9:847c6c00 r8:854dfcac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.160378][ T32] r4:854dfc80 [ 1344.160423][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.160570][ T32] r10:00000000 r9:854dfc80 r8:8027f5e8 r7:eb929e60 r6:85069680 r5:847c6c00 [ 1344.160615][ T32] r4:00000001 [ 1344.160664][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.160728][ T32] Exception stack(0xeb901fb0 to 0xeb901ff8) [ 1344.160759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.160809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.160871][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.160917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.160970][ T32] r4:85466000 [ 1344.161435][ T32] INFO: task kworker/1:908:5422 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.161508][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.161665][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.161755][ T32] Call trace: [ 1344.161825][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.161920][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.161963][ T32] r4:00000000 [ 1344.162011][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.162090][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.162141][ T32] dd20: d4cec000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.162207][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.162261][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.162296][ T32] r5:80000013 r4:80239bb0 [ 1344.162361][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.162453][ T32] r4:82ac11e4 [ 1344.162486][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.162570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.162622][ T32] r4:e055ddc0 [ 1344.162659][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.162745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.162798][ T32] r4:00000000 [ 1344.162838][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.162928][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.162980][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.196817][ T32] r5:00001000 r4:ee509000 [ 1344.196994][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.197123][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.197214][ T32] r5:8609478c r4:86094400 [ 1344.197246][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.197315][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.197372][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.197451][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.197504][ T32] r4:84a53d80 [ 1344.197539][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.197636][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.197702][ T32] r4:00000001 [ 1344.197756][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.197835][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.197898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.197954][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.197990][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.198067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.198119][ T32] r4:84a51100 [ 1344.198252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.198337][ T32] INFO: task kworker/0:238:5424 blocked for more than 470 seconds. [ 1344.198412][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.198465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.198523][ T32] task:kworker/0:238 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.198713][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.198852][ T32] Call trace: [ 1344.198917][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.199114][ T32] r10:82918930 r9:eb93dd84 r8:00000002 r7:60000113 r6:eb93dd8c r5:854bb000 [ 1344.199167][ T32] r4:854bb000 [ 1344.199210][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.199294][ T32] r5:854bb000 r4:8291892c [ 1344.199340][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.199389][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.199435][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb93de08 [ 1344.199458][ T32] r4:00000000 [ 1344.199478][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.199557][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.199619][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.199668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e57c0 [ 1344.199692][ T32] r4:00000000 [ 1344.199722][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.199803][ T32] r9:83018005 r8:854bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1344.199852][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.199963][ T32] r5:00001000 r4:eb22d000 [ 1344.200004][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.200061][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.200151][ T32] r5:8554938c r4:85549000 [ 1344.200243][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.200357][ T32] r7:dddced80 r6:83018000 r5:8554938c r4:85069700 [ 1344.200409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.200535][ T32] r10:61c88647 r9:854bb000 r8:8506972c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.200579][ T32] r4:85069700 [ 1344.200624][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.200786][ T32] r10:00000000 r9:85069700 r8:8027f5e8 r7:eba01e60 r6:85069780 r5:854bb000 [ 1344.200865][ T32] r4:00000001 [ 1344.200915][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.200986][ T32] Exception stack(0xeb93dfb0 to 0xeb93dff8) [ 1344.201044][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.201133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.201196][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.201264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.201317][ T32] r4:854e5340 [ 1344.201999][ T32] INFO: task kworker/0:238:5424 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.202061][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.202172][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.202409][ T32] Call trace: [ 1344.202461][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.202560][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.202604][ T32] r4:00000000 [ 1344.202654][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.202729][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.202794][ T32] dd20: d519a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.202850][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.202932][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.202983][ T32] r5:80000013 r4:80239bb0 [ 1344.223773][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.224045][ T32] r4:82ac11e4 [ 1344.224092][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.224189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.224273][ T32] r4:e055ddc0 [ 1344.224329][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.224451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.224531][ T32] r4:00000000 [ 1344.224578][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.224682][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.224729][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.224830][ T32] r5:00001000 r4:ee509000 [ 1344.224873][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.224961][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.225054][ T32] r5:8609478c r4:86094400 [ 1344.225103][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.225187][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.225240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.225347][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.225400][ T32] r4:84a53d80 [ 1344.225443][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.225543][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.225602][ T32] r4:00000001 [ 1344.225650][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.225781][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.225875][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.225916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.225948][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.225979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.226001][ T32] r4:84a51100 [ 1344.226025][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.226056][ T32] INFO: task kworker/1:909:5426 blocked for more than 470 seconds. [ 1344.226091][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.226117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.226159][ T32] task:kworker/1:909 state:D stack:0 pid:5426 tgid:5426 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.226239][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.226324][ T32] Call trace: [ 1344.226387][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.226470][ T32] r10:82918930 r9:eb951d84 r8:00000002 r7:60000113 r6:eb951d8c r5:8556c800 [ 1344.226522][ T32] r4:8556c800 [ 1344.226547][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.226601][ T32] r5:8556c800 r4:8291892c [ 1344.226650][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.226716][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.226826][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb951e08 [ 1344.226897][ T32] r4:00000000 [ 1344.226939][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.226990][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.227077][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.227137][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9f980 [ 1344.227225][ T32] r4:00000000 [ 1344.227273][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.227370][ T32] r9:83018205 r8:8556c800 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1344.227430][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.227516][ T32] r5:00001000 r4:eb9f3000 [ 1344.227570][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.227660][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.227717][ T32] r5:8556538c r4:85565000 [ 1344.227836][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.227926][ T32] r7:ddde2d80 r6:83018200 r5:8556538c r4:854dfd00 [ 1344.227960][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.228050][ T32] r10:61c88647 r9:8556c800 r8:854dfd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.228093][ T32] r4:854dfd00 [ 1344.228120][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.228205][ T32] r10:00000000 r9:854dfd00 r8:8027f5e8 r7:eb929e60 r6:85069800 r5:8556c800 [ 1344.228247][ T32] r4:00000001 [ 1344.228280][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.228359][ T32] Exception stack(0xeb951fb0 to 0xeb951ff8) [ 1344.228393][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.228436][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.228529][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.228618][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.228673][ T32] r4:854661c0 [ 1344.229338][ T32] INFO: task kworker/1:909:5426 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.229416][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.229541][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.229635][ T32] Call trace: [ 1344.229733][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.229825][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.229887][ T32] r4:00000000 [ 1344.229925][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.230006][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.230059][ T32] dd20: d53f8000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.230109][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.230172][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.230213][ T32] r5:80000013 r4:80239bb0 [ 1344.230259][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.230343][ T32] r4:82ac11e4 [ 1344.230365][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.230454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.230503][ T32] r4:e055ddc0 [ 1344.230577][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.230722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.230771][ T32] r4:00000000 [ 1344.230822][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.230915][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.230998][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.231086][ T32] r5:00001000 r4:ee509000 [ 1344.231152][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.231235][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.231316][ T32] r5:8609478c r4:86094400 [ 1344.231369][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.231457][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.231738][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.231840][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.231884][ T32] r4:84a53d80 [ 1344.231919][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.232024][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.232075][ T32] r4:00000001 [ 1344.232144][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.232213][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.232264][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.232302][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.232330][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.232372][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.232395][ T32] r4:84a51100 [ 1344.232418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.232528][ T32] INFO: task kworker/0:239:5428 blocked for more than 470 seconds. [ 1344.232570][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.232612][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.232640][ T32] task:kworker/0:239 state:D stack:0 pid:5428 tgid:5428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.232706][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.233050][ T32] Call trace: [ 1344.258283][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.258395][ T32] r10:82918930 r9:eb95dd84 r8:00000002 r7:60000013 r6:eb95dd8c r5:84748000 [ 1344.258484][ T32] r4:84748000 [ 1344.258509][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.258553][ T32] r5:84748000 r4:8291892c [ 1344.258576][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.258617][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.258665][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb95de08 [ 1344.258688][ T32] r4:00000000 [ 1344.258732][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.258779][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.258820][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.258862][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e59c0 [ 1344.258913][ T32] r4:00000000 [ 1344.258937][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.258987][ T32] r9:83018005 r8:84748000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1344.259008][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.259078][ T32] r5:00001000 r4:eb263000 [ 1344.259103][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.259176][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.259225][ T32] r5:8554978c r4:85549400 [ 1344.259247][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.259295][ T32] r7:dddced80 r6:83018000 r5:8554978c r4:85069880 [ 1344.259322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.259378][ T32] r10:61c88647 r9:84748000 r8:850698ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.259403][ T32] r4:85069880 [ 1344.259425][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.259473][ T32] r10:00000000 r9:85069880 r8:8027f5e8 r7:eb93de60 r6:85069900 r5:84748000 [ 1344.259496][ T32] r4:00000001 [ 1344.259544][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.259588][ T32] Exception stack(0xeb95dfb0 to 0xeb95dff8) [ 1344.259619][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.259649][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.259677][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.259707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.259734][ T32] r4:854e5640 [ 1344.260155][ T32] INFO: task kworker/0:239:5428 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.260190][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.260256][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.260351][ T32] Call trace: [ 1344.260419][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.260502][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.260563][ T32] r4:00000000 [ 1344.260591][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.260664][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.260698][ T32] dd20: d55a2000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.260727][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.260783][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.260811][ T32] r5:80000013 r4:80239bb0 [ 1344.260851][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.260901][ T32] r4:82ac11e4 [ 1344.260923][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.260966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.260988][ T32] r4:e055ddc0 [ 1344.261009][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.261051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.261075][ T32] r4:00000000 [ 1344.261096][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.261144][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.261252][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.261340][ T32] r5:00001000 r4:ee509000 [ 1344.261394][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.261450][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.261529][ T32] r5:8609478c r4:86094400 [ 1344.261579][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.261636][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.261683][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.261733][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.261756][ T32] r4:84a53d80 [ 1344.261775][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.261833][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.261861][ T32] r4:00000001 [ 1344.261904][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.261943][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.261970][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.261999][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.262026][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.262055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.262078][ T32] r4:84a51100 [ 1344.262124][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.262156][ T32] INFO: task kworker/0:240:5430 blocked for more than 470 seconds. [ 1344.262189][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.262242][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.262267][ T32] task:kworker/0:240 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.262312][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.262367][ T32] Call trace: [ 1344.262415][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.262503][ T32] r10:82918930 r9:eb945d84 r8:00000002 r7:60000113 r6:eb945d8c r5:84749800 [ 1344.262530][ T32] r4:84749800 [ 1344.262556][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.262626][ T32] r5:84749800 r4:8291892c [ 1344.262650][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.262715][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.262793][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb945e08 [ 1344.262845][ T32] r4:00000000 [ 1344.262867][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.262906][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.262943][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.262983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e5b40 [ 1344.263034][ T32] r4:00000000 [ 1344.263057][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.275960][ T32] r9:83018005 r8:84749800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1344.276075][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.276150][ T32] r5:00001000 r4:eb28f000 [ 1344.276174][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.276218][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.276265][ T32] r5:85549b8c r4:85549800 [ 1344.276315][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.276403][ T32] r7:dddced80 r6:83018000 r5:85549b8c r4:85069980 [ 1344.276430][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.276507][ T32] r10:61c88647 r9:84749800 r8:850699ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.276534][ T32] r4:85069980 [ 1344.276555][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.276604][ T32] r10:00000000 r9:85069980 r8:8027f5e8 r7:eb95de60 r6:85069a00 r5:84749800 [ 1344.276628][ T32] r4:00000001 [ 1344.276661][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.276704][ T32] Exception stack(0xeb945fb0 to 0xeb945ff8) [ 1344.276737][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.276767][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.276795][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.276828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.276851][ T32] r4:854e54c0 [ 1344.277261][ T32] INFO: task kworker/0:240:5430 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.277301][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.277420][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.277475][ T32] Call trace: [ 1344.277510][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.277563][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.277617][ T32] r4:00000000 [ 1344.277641][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.277683][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.277715][ T32] dd20: d590d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.277745][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.277796][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.277825][ T32] r5:80000013 r4:80239bb0 [ 1344.277871][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.277917][ T32] r4:82ac11e4 [ 1344.277938][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.277980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.278003][ T32] r4:e055ddc0 [ 1344.278047][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.278094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.278130][ T32] r4:00000000 [ 1344.278155][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.278226][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.278273][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.278366][ T32] r5:00001000 r4:ee509000 [ 1344.278394][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.278451][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.278500][ T32] r5:8609478c r4:86094400 [ 1344.278520][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.278566][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.278599][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.278703][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.278730][ T32] r4:84a53d80 [ 1344.278750][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.278797][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.278819][ T32] r4:00000001 [ 1344.278839][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.278874][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.278901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.278930][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.278957][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.279010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.279036][ T32] r4:84a51100 [ 1344.279082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.279129][ T32] INFO: task kworker/0:241:5432 blocked for more than 470 seconds. [ 1344.279164][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.279191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.279212][ T32] task:kworker/0:241 state:D stack:0 pid:5432 tgid:5432 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.279257][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.279299][ T32] Call trace: [ 1344.279330][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.279385][ T32] r10:82918930 r9:eb96dd84 r8:00000002 r7:60000013 r6:eb96dd8c r5:84748c00 [ 1344.279409][ T32] r4:84748c00 [ 1344.279429][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.279513][ T32] r5:84748c00 r4:8291892c [ 1344.279538][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.279582][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.279682][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb96de08 [ 1344.279709][ T32] r4:00000000 [ 1344.279769][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.279840][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.279881][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.279946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e5d40 [ 1344.279994][ T32] r4:00000000 [ 1344.280017][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.280079][ T32] r9:83018005 r8:84748c00 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1344.280113][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.280181][ T32] r5:00001000 r4:eb2c3000 [ 1344.280218][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.280260][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.280303][ T32] r5:85549f8c r4:85549c00 [ 1344.280323][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.280376][ T32] r7:dddced80 r6:83018000 r5:85549f8c r4:85069a80 [ 1344.280397][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.280440][ T32] r10:61c88647 r9:84748c00 r8:85069aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.280495][ T32] r4:85069a80 [ 1344.280531][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.280604][ T32] r10:00000000 r9:85069a80 r8:8027f5e8 r7:eb945e60 r6:85069b00 r5:84748c00 [ 1344.280631][ T32] r4:00000001 [ 1344.280651][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.280715][ T32] Exception stack(0xeb96dfb0 to 0xeb96dff8) [ 1344.280745][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.280798][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.280829][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.280861][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.280903][ T32] r4:854e5700 [ 1344.281172][ T32] INFO: task kworker/0:241:5432 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.281206][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.281262][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.281354][ T32] Call trace: [ 1344.281386][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.281448][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.281476][ T32] r4:00000000 [ 1344.281496][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.281549][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.281614][ T32] dd20: d590d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.281676][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.281705][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.281741][ T32] r5:80000013 r4:80239bb0 [ 1344.281765][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.281811][ T32] r4:82ac11e4 [ 1344.281832][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.281874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.281897][ T32] r4:e055ddc0 [ 1344.281929][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.281975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.281999][ T32] r4:00000000 [ 1344.282020][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.282065][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.282086][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.282127][ T32] r5:00001000 r4:ee509000 [ 1344.282146][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.282184][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.282247][ T32] r5:8609478c r4:86094400 [ 1344.282271][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.282317][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.282348][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.282395][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.282418][ T32] r4:84a53d80 [ 1344.282438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.282482][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.282505][ T32] r4:00000001 [ 1344.282525][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.282559][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.282600][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.282633][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.282660][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.282689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.282810][ T32] r4:84a51100 [ 1344.282857][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.282897][ T32] INFO: task kworker/0:242:5434 blocked for more than 470 seconds. [ 1344.282951][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.282978][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.283051][ T32] task:kworker/0:242 state:D stack:0 pid:5434 tgid:5434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.303634][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.303718][ T32] Call trace: [ 1344.303772][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.303837][ T32] r10:82918930 r9:eb975d84 r8:00000002 r7:60000113 r6:eb975d8c r5:8474a400 [ 1344.303863][ T32] r4:8474a400 [ 1344.303886][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.303929][ T32] r5:8474a400 r4:8291892c [ 1344.303951][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.304020][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.304124][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb975e08 [ 1344.304152][ T32] r4:00000000 [ 1344.304175][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.304218][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.304259][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.304304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854e5300 [ 1344.304329][ T32] r4:00000000 [ 1344.304405][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.304491][ T32] r9:83018005 r8:8474a400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1344.304523][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.304572][ T32] r5:00001000 r4:eb2f3000 [ 1344.304609][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.304663][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.304709][ T32] r5:8554a38c r4:8554a000 [ 1344.304731][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.304856][ T32] r7:dddced80 r6:83018000 r5:8554a38c r4:85069b80 [ 1344.304883][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.304933][ T32] r10:61c88647 r9:8474a400 r8:85069bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.304957][ T32] r4:85069b80 [ 1344.304978][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.305024][ T32] r10:00000000 r9:85069b80 r8:8027f5e8 r7:eb96de60 r6:85069c00 r5:8474a400 [ 1344.305046][ T32] r4:00000001 [ 1344.305067][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1344.305867][ T32] Call trace: ** 8 printk messages dropped ** [ 1344.306176][ T32] r5:80000013 r4:80239bb0 ** 10 printk messages dropped ** [ 1344.306552][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1344.307042][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 10 printk messages dropped ** [ 1344.307428][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.307745][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 ** 9 printk messages dropped ** [ 1344.308628][ T32] r5:00001000 r4:eb321000 ** 1 printk messages dropped ** [ 1344.308686][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1344.309345][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1344.310832][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.311059][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 16 printk messages dropped ** [ 1344.311789][ T32] r5:8609478c r4:86094400 ** 7 printk messages dropped ** [ 1344.312126][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.312388][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1344.312645][ T32] task:kworker/0:244 state:D stack:0 pid:5438 tgid:5438 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.312706][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.312783][ T32] Call trace: [ 1344.312823][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.312918][ T32] r10:82918930 r9:eb9a1d84 r8:00000002 r7:60000013 r6:eb9a1d8c r5:8474d400 [ 1344.312946][ T32] r4:8474d400 [ 1344.312965][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.313006][ T32] r5:8474d400 r4:8291892c [ 1344.313026][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.343500][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.343667][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1344.343699][ T32] r4:00000000 [ 1344.343750][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.343802][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.343849][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.343899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ea180 [ 1344.343951][ T32] r4:00000000 [ 1344.343979][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.344050][ T32] r9:83018005 r8:8474d400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1344.344090][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.344147][ T32] r5:00001000 r4:eb3e9000 [ 1344.344223][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.344275][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.344345][ T32] r5:8554ab8c r4:8554a800 [ 1344.344372][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.344429][ T32] r7:dddced80 r6:83018000 r5:8554ab8c r4:85069d80 [ 1344.344454][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.344646][ T32] r10:61c88647 r9:8474d400 r8:85069dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.344677][ T32] r4:85069d80 [ 1344.344700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.344750][ T32] r10:00000000 r9:85069d80 r8:8027f5e8 r7:eb98de60 r6:85069e00 r5:8474d400 [ 1344.344774][ T32] r4:00000001 [ 1344.344796][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.344836][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 1344.344870][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.344903][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.344935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.345099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.345129][ T32] r4:854e5240 [ 1344.345573][ T32] INFO: task kworker/0:244:5438 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.345642][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.345729][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.345795][ T32] Call trace: [ 1344.345828][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.345880][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.345932][ T32] r4:00000000 [ 1344.345957][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.346026][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.346061][ T32] dd20: d624d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.346093][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.346120][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.346145][ T32] r5:80000013 r4:80239bb0 ** 3 printk messages dropped ** [ 1344.346278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 13 printk messages dropped ** [ 1344.346825][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.347135][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.347414][ T32] task:kworker/0:245 state:D stack:0 pid:5439 tgid:5439 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.347861][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.347908][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a5e08 [ 1344.347931][ T32] r4:00000000 [ 1344.347950][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.348037][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.348078][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.348121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ea400 [ 1344.348143][ T32] r4:00000000 [ 1344.348164][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.348208][ T32] r9:83018005 r8:8474bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1344.348281][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.348351][ T32] r5:00001000 r4:eb44f000 [ 1344.348428][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.348494][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.348589][ T32] r5:8554af8c r4:8554ac00 [ 1344.348615][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.348663][ T32] r7:dddced80 r6:83018000 r5:8554af8c r4:85069e80 [ 1344.348684][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.348728][ T32] r10:61c88647 r9:8474bc00 r8:85069eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.348751][ T32] r4:85069e80 [ 1344.348784][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.348832][ T32] r10:00000000 r9:85069e80 r8:8027f5e8 r7:eb9a1e60 r6:85069f00 r5:8474bc00 [ 1344.348856][ T32] r4:00000001 [ 1344.348875][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.348934][ T32] Exception stack(0xeb9a5fb0 to 0xeb9a5ff8) [ 1344.348965][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.348996][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.349023][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.349054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.349076][ T32] r4:854ea0c0 [ 1344.349335][ T32] INFO: task kworker/0:245:5439 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.349372][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.349484][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.349528][ T32] Call trace: [ 1344.349574][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.349885][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.349914][ T32] r4:00000000 [ 1344.349934][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.349972][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.350001][ T32] dd20: d624d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.350037][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.350091][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.350119][ T32] r5:80000013 r4:80239bb0 [ 1344.350164][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.350208][ T32] r4:82ac11e4 [ 1344.350230][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.350272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.350294][ T32] r4:e055ddc0 [ 1344.350313][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.350522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.350561][ T32] r4:00000000 [ 1344.350585][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.350632][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.350655][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.350696][ T32] r5:00001000 r4:ee509000 [ 1344.350717][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.350929][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1344.351438][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1344.351869][ T32] INFO: task kworker/0:246:5442 blocked for more than 470 seconds. ** 12 printk messages dropped ** [ 1344.352676][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb969e08 ** 9 printk messages dropped ** [ 1344.376484][ T32] r5:00001000 r4:eb5fb000 ** 2 printk messages dropped ** [ 1344.376718][ T32] r5:8554bb8c r4:8554b800 [ 1344.376739][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.376787][ T32] r7:dddced80 r6:83018000 r5:8554bb8c r4:85069f80 [ 1344.376810][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.376883][ T32] r10:61c88647 r9:8474b000 r8:85069fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.376913][ T32] r4:85069f80 [ 1344.376934][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.376984][ T32] r10:00000000 r9:85069f80 r8:8027f5e8 r7:eb9a5e60 r6:854ed000 r5:8474b000 [ 1344.377008][ T32] r4:00000001 [ 1344.377029][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.377066][ T32] Exception stack(0xeb969fb0 to 0xeb969ff8) [ 1344.377097][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.377128][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.377156][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.377187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.377211][ T32] r4:854ea380 [ 1344.377621][ T32] INFO: task kworker/0:246:5442 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.377658][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.377788][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.377852][ T32] Call trace: [ 1344.377912][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.377973][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.378011][ T32] r4:00000000 [ 1344.378034][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.378080][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.378111][ T32] dd20: d675b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.378156][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.378197][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.378225][ T32] r5:80000013 r4:80239bb0 [ 1344.378284][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.378333][ T32] r4:82ac11e4 [ 1344.378354][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.378398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.378423][ T32] r4:e055ddc0 [ 1344.378458][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.378506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.378601][ T32] r4:00000000 [ 1344.378680][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1344.379111][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1344.379428][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1344.379618][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.380031][ T32] r4:8474ec00 ** 4 printk messages dropped ** [ 1344.380282][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 ** 5 printk messages dropped ** [ 1344.380559][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.380921][ T32] r5:00001000 r4:eb49d000 [ 1344.380944][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.380982][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.381059][ T32] r5:8554b38c r4:8554b000 [ 1344.381083][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.381134][ T32] r7:dddced80 r6:83018000 r5:8554b38c r4:854ed080 [ 1344.381158][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.381205][ T32] r10:61c88647 r9:8474ec00 r8:854ed0ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.381227][ T32] r4:854ed080 [ 1344.381246][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.381288][ T32] r10:00000000 r9:854ed080 r8:8027f5e8 r7:eb969e60 r6:854ed100 r5:8474ec00 [ 1344.381310][ T32] r4:00000001 [ 1344.381402][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.381461][ T32] Exception stack(0xeba81fb0 to 0xeba81ff8) [ 1344.381585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.381638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.381669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1344.382056][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.394646][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.394946][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1344.395385][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1344.395608][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1344.395986][ T32] INFO: task kworker/0:248:5446 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1344.396526][ T32] r4:8474e000 ** 4 printk messages dropped ** [ 1344.396718][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 ** 8 printk messages dropped ** [ 1344.397030][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.397075][ T32] r5:00001000 r4:eb51d000 ** 1 printk messages dropped ** [ 1344.397134][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.397532][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.397679][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.398466][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 9 printk messages dropped ** [ 1344.399032][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1344.399403][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.399876][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.400035][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.400064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.400129][ T32] r4:84a51100 [ 1344.400159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.400186][ T32] INFO: task kworker/0:249:5448 blocked for more than 470 seconds. [ 1344.400213][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.400236][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.400259][ T32] task:kworker/0:249 state:D stack:0 pid:5448 tgid:5448 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.400304][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.400347][ T32] Call trace: [ 1344.400378][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.400457][ T32] r10:82918930 r9:eb9add84 r8:00000002 r7:60000013 r6:eb9add8c r5:847c3000 [ 1344.400510][ T32] r4:847c3000 [ 1344.400556][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.400604][ T32] r5:847c3000 r4:8291892c [ 1344.400624][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.400665][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.400710][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 [ 1344.400732][ T32] r4:00000000 [ 1344.400754][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.400807][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.400848][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.400888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854ea980 [ 1344.400938][ T32] r4:00000000 [ 1344.400961][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.401019][ T32] r9:83018005 r8:847c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1344.401093][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.401140][ T32] r5:00001000 r4:eb635000 [ 1344.401162][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.401215][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.401260][ T32] r5:8554bf8c r4:8554bc00 [ 1344.401281][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.401324][ T32] r7:dddced80 r6:83018000 r5:8554bf8c r4:854ed280 [ 1344.401347][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.401414][ T32] r10:61c88647 r9:847c3000 r8:854ed2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.401441][ T32] r4:854ed280 [ 1344.401482][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.401532][ T32] r10:00000000 r9:854ed280 r8:8027f5e8 r7:eb969e60 r6:854ed300 r5:847c3000 [ 1344.401554][ T32] r4:00000001 [ 1344.401573][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.401620][ T32] Exception stack(0xeb9adfb0 to 0xeb9adff8) [ 1344.401648][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.401679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.401719][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.401752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.401774][ T32] r4:854ea600 [ 1344.402059][ T32] INFO: task kworker/0:249:5448 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.402092][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.402175][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.402225][ T32] Call trace: [ 1344.402255][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.402302][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.402326][ T32] r4:00000000 [ 1344.402349][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.402390][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.402419][ T32] dd20: d675b000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.402448][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.402475][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.402515][ T32] r5:80000013 r4:80239bb0 [ 1344.402540][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.402587][ T32] r4:82ac11e4 [ 1344.402608][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.402655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.402705][ T32] r4:e055ddc0 [ 1344.402728][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1344.402794][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.428094][ T32] r5:8609478c r4:86094400 ** 4 printk messages dropped ** [ 1344.428393][ T32] r4:84a53d80 ** 6 printk messages dropped ** [ 1344.428655][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.429034][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.429377][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.429922][ T32] r5:00001000 r4:eb6b3000 [ 1344.429942][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.430116][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1344.430429][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.430489][ T32] Exception stack(0xeb9cdfb0 to 0xeb9cdff8) [ 1344.430519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.430547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.430587][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.430620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.430642][ T32] r4:854ea900 [ 1344.431182][ T32] INFO: task kworker/0:250:5450 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.431244][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.431323][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.431371][ T32] Call trace: [ 1344.431426][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.431717][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.431747][ T32] r4:00000000 [ 1344.431767][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.431807][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.431836][ T32] dd20: d6bd8000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.431865][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.431892][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.431917][ T32] r5:80000013 r4:80239bb0 [ 1344.431961][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.432100][ T32] r4:82ac11e4 [ 1344.432149][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.432196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.432219][ T32] r4:e055ddc0 [ 1344.432238][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.432295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.432489][ T32] r4:00000000 [ 1344.432540][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.432601][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.432625][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.432667][ T32] r5:00001000 r4:ee509000 [ 1344.432686][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.432724][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.432766][ T32] r5:8609478c r4:86094400 [ 1344.432786][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.432830][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.432851][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.432973][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.433084][ T32] r4:84a53d80 [ 1344.448162][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.448262][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.448316][ T32] r4:00000001 [ 1344.448350][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.448389][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.448421][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.448515][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.448549][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.448584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.448609][ T32] r4:84a51100 [ 1344.448633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.448664][ T32] INFO: task kworker/0:251:5452 blocked for more than 470 seconds. [ 1344.448696][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.448734][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.448760][ T32] task:kworker/0:251 state:D stack:0 pid:5452 tgid:5452 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.448858][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.448907][ T32] Call trace: [ 1344.448963][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.449017][ T32] r10:82918930 r9:eb9d9d84 r8:00000002 r7:60000113 r6:eb9d9d8c r5:84710000 [ 1344.449041][ T32] r4:84710000 [ 1344.449061][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.449100][ T32] r5:84710000 r4:8291892c [ 1344.449120][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.449316][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.449669][ T32] r5:00001000 r4:eb78b000 [ 1344.449706][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.449775][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.450005][ T32] r4:854ed480 ** 6 printk messages dropped ** [ 1344.450259][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.450997][ T32] Call trace: ** 7 printk messages dropped ** [ 1344.451361][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1344.451601][ T32] r4:e055ddc0 ** 4 printk messages dropped ** [ 1344.451750][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 3 printk messages dropped ** [ 1344.451975][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1344.452103][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.452148][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.452170][ T32] r4:84a53d80 [ 1344.452189][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.452258][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.452284][ T32] r4:00000001 [ 1344.452305][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.452342][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.452369][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.452399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.452426][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.452456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.452510][ T32] r4:84a51100 [ 1344.452532][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.452556][ T32] INFO: task kworker/0:252:5454 blocked for more than 470 seconds. [ 1344.452858][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.452902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.452955][ T32] task:kworker/0:252 state:D stack:0 pid:5454 tgid:5454 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.453056][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.465399][ T32] Call trace: [ 1344.465448][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.465540][ T32] r10:82918930 r9:eb9e9d84 r8:00000002 r7:60000113 r6:eb9e9d8c r5:84710c00 [ 1344.465572][ T32] r4:84710c00 [ 1344.465602][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.465649][ T32] r5:84710c00 r4:8291892c [ 1344.465671][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.465712][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.465759][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9e9e08 [ 1344.465782][ T32] r4:00000000 [ 1344.465814][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.465857][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.465898][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.465962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854eacc0 [ 1344.466000][ T32] r4:00000000 [ 1344.466026][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.466100][ T32] r9:83018005 r8:84710c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1344.466126][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.466173][ T32] r5:00001000 r4:eb6cf000 [ 1344.466194][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.466234][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.466277][ T32] r5:8555478c r4:85554400 [ 1344.466324][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.466376][ T32] r7:dddced80 r6:83018000 r5:8555478c r4:854ed580 [ 1344.466398][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.466520][ T32] r10:61c88647 r9:84710c00 r8:854ed5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.466548][ T32] r4:854ed580 [ 1344.466568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.466621][ T32] r10:00000000 r9:854ed580 r8:8027f5e8 r7:eb9d9e60 r6:854ed600 r5:84710c00 [ 1344.466646][ T32] r4:00000001 [ 1344.467073][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.467123][ T32] Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) [ 1344.467154][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.467183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.467227][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.467261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.467283][ T32] r4:854eab40 [ 1344.467862][ T32] INFO: task kworker/0:252:5454 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.467907][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.468056][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.468125][ T32] Call trace: [ 1344.468259][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.468309][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.468333][ T32] r4:00000000 [ 1344.468353][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.468392][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.468421][ T32] dd20: d70e1000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.468501][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.468533][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.468586][ T32] r5:80000013 r4:80239bb0 [ 1344.468714][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.468759][ T32] r4:82ac11e4 [ 1344.468780][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.468840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.468867][ T32] r4:e055ddc0 [ 1344.468889][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.468945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.468971][ T32] r4:00000000 [ 1344.469003][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.469053][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.469076][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.469140][ T32] r5:00001000 r4:ee509000 [ 1344.469170][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.469212][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.469254][ T32] r5:8609478c r4:86094400 [ 1344.469276][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.469323][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.469344][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.469391][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.469438][ T32] r4:84a53d80 [ 1344.469461][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.469509][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.469532][ T32] r4:00000001 [ 1344.469552][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.469593][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.469621][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.469650][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.469678][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.469709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.469733][ T32] r4:84a51100 [ 1344.469755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.469796][ T32] INFO: task kworker/0:253:5455 blocked for more than 470 seconds. [ 1344.469833][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.469875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.469899][ T32] task:kworker/0:253 state:D stack:0 pid:5455 tgid:5455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.469946][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.469991][ T32] Call trace: [ 1344.470036][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.470192][ T32] r5:854c9800 r4:8291892c ** 5 printk messages dropped ** [ 1344.470417][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.470694][ T32] r5:00001000 r4:eb75d000 [ 1344.470714][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.470808][ T32] r5:85554b8c r4:85554800 ** 3 printk messages dropped ** [ 1344.470939][ T32] r10:61c88647 r9:854c9800 r8:854ed6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1344.471195][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.472000][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1344.472264][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.472988][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.493884][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.494161][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 9 printk messages dropped ** [ 1344.494497][ T32] INFO: task kworker/0:254:5458 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.494992][ T32] r4:854cb000 ** 4 printk messages dropped ** [ 1344.495491][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec349e08 ** 9 printk messages dropped ** [ 1344.495897][ T32] r5:00001000 r4:eb8fd000 [ 1344.495917][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1344.496018][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.496320][ T32] Exception stack(0xec349fb0 to 0xec349ff8) ** 6 printk messages dropped ** [ 1344.496981][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1344.497298][ T32] r4:00000000 [ 1344.497318][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.497357][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.497386][ T32] dd20: d7341000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.497416][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.497454][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.497481][ T32] r5:80000013 r4:80239bb0 [ 1344.497503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.497544][ T32] r4:82ac11e4 [ 1344.497564][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.497611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.497633][ T32] r4:e055ddc0 [ 1344.497652][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.497693][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.497744][ T32] r4:00000000 [ 1344.497779][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.497828][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.497851][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.497893][ T32] r5:00001000 r4:ee509000 [ 1344.497914][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.498092][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.498155][ T32] r5:8609478c r4:86094400 [ 1344.498178][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.498224][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.498281][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.498364][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.498392][ T32] r4:84a53d80 [ 1344.498413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.498469][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.498495][ T32] r4:00000001 [ 1344.498518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.498554][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.498587][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.498618][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.498668][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.498772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.498798][ T32] r4:84a51100 [ 1344.498820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.498865][ T32] INFO: task kworker/0:255:5460 blocked for more than 471 seconds. [ 1344.498896][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.498921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.498941][ T32] task:kworker/0:255 state:D stack:0 pid:5460 tgid:5460 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.499089][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.499146][ T32] Call trace: [ 1344.499217][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.499288][ T32] r10:82918930 r9:ec351d84 r8:00000002 r7:60000113 r6:ec351d8c r5:854cc800 [ 1344.499316][ T32] r4:854cc800 [ 1344.499338][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.499379][ T32] r5:854cc800 r4:8291892c [ 1344.499400][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.499438][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.499484][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec351e08 [ 1344.499506][ T32] r4:00000000 [ 1344.499621][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.499664][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.499700][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.499742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531a040 [ 1344.499764][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1344.499892][ T32] r9:83018005 r8:854cc800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 ** 1 printk messages dropped ** [ 1344.499961][ T32] r5:00001000 r4:eb7a3000 ** 1 printk messages dropped ** [ 1344.500018][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.500341][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.500618][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.501307][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 6 printk messages dropped ** [ 1344.501565][ T32] r5:80000013 r4:80239bb0 ** 6 printk messages dropped ** [ 1344.501778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1344.502575][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1344.502884][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 7 printk messages dropped ** [ 1344.536366][ T32] r4:84a51100 ** 5 printk messages dropped ** [ 1344.536737][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.537207][ T32] r5:854ca400 r4:8291892c ** 5 printk messages dropped ** [ 1344.537509][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.537865][ T32] r5:00001000 r4:eb7bd000 [ 1344.537966][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.538373][ T32] r7:dddced80 r6:83018000 r5:8555578c r4:854ed800 ** 5 printk messages dropped ** [ 1344.538699][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1344.538882][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.539630][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1344.540098][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1344.540187][ T32] r4:e055ddc0 ** 8 printk messages dropped ** [ 1344.540583][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.540765][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.540787][ T32] r4:84a53d80 [ 1344.540806][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.540863][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.540889][ T32] r4:00000001 [ 1344.540911][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.540945][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.540971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.540999][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.541057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.541091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.541113][ T32] r4:84a51100 [ 1344.541135][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.541180][ T32] INFO: task kworker/0:257:5463 blocked for more than 471 seconds. [ 1344.541212][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.541237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.541285][ T32] task:kworker/0:257 state:D stack:0 pid:5463 tgid:5463 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.541350][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.541391][ T32] Call trace: [ 1344.541421][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.541583][ T32] r10:82918930 r9:ec35dd84 r8:00000002 r7:60000113 r6:ec35dd8c r5:854cbc00 [ 1344.541611][ T32] r4:854cbc00 [ 1344.541643][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.541687][ T32] r5:854cbc00 r4:8291892c [ 1344.541734][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.541778][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.541849][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec35de08 [ 1344.541901][ T32] r4:00000000 [ 1344.541974][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.542023][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.542077][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.542149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531a440 [ 1344.542211][ T32] r4:00000000 [ 1344.542240][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.542339][ T32] r9:83018005 r8:854cbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1344.542395][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.542441][ T32] r5:00001000 r4:eb7d3000 [ 1344.542461][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.542538][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.542591][ T32] r5:85555b8c r4:85555800 [ 1344.542613][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.542682][ T32] r7:dddced80 r6:83018000 r5:85555b8c r4:854ed880 [ 1344.542707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.542752][ T32] r10:61c88647 r9:854cbc00 r8:854ed8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.542789][ T32] r4:854ed880 [ 1344.542831][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.542879][ T32] r10:00000000 r9:854ed880 r8:8027f5e8 r7:ec349e60 r6:854dff80 r5:854cbc00 [ 1344.542902][ T32] r4:00000001 [ 1344.542921][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.542955][ T32] Exception stack(0xec35dfb0 to 0xec35dff8) [ 1344.542983][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.543010][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.555976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.556093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.556146][ T32] r4:8531a180 [ 1344.556620][ T32] INFO: task kworker/0:257:5463 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.556662][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.556733][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.556797][ T32] Call trace: [ 1344.556829][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1344.556995][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1344.557335][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 6 printk messages dropped ** [ 1344.557666][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.558319][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1344.559010][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1344.559665][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.560265][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1344.560824][ T32] r9:83018005 r8:854cd400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 ** 1 printk messages dropped ** [ 1344.561091][ T32] r5:00001000 r4:eb87f000 ** 4 printk messages dropped ** [ 1344.561623][ T32] r7:dddced80 r6:83018000 r5:85555f8c r4:854ed900 ** 6 printk messages dropped ** [ 1344.561848][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.562614][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1344.562991][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 5 printk messages dropped ** [ 1344.581971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.582023][ T32] r4:e055ddc0 [ 1344.582054][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.582099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.582123][ T32] r4:00000000 [ 1344.582144][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.582191][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.582240][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.582291][ T32] r5:00001000 r4:ee509000 [ 1344.582313][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.582393][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.582443][ T32] r5:8609478c r4:86094400 [ 1344.582466][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.582514][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.582535][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.582587][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.582612][ T32] r4:84a53d80 [ 1344.582633][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.582680][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.582723][ T32] r4:00000001 [ 1344.582748][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.582792][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.582830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.582877][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.583045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.593684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.593737][ T32] r4:84a51100 [ 1344.593772][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.593838][ T32] INFO: task kworker/0:259:5468 blocked for more than 471 seconds. [ 1344.593897][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1344.593981][ T32] task:kworker/0:259 state:D stack:0 pid:5468 tgid:5468 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1344.594773][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.595164][ T32] r5:00001000 r4:eb8a7000 [ 1344.595208][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1344.595301][ T32] r5:8555638c r4:85556000 ** 3 printk messages dropped ** [ 1344.595523][ T32] r10:61c88647 r9:854ce000 r8:854ed9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1344.596058][ T32] r4:8531a400 ** 2 printk messages dropped ** [ 1344.596844][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.597355][ T32] dd20: d7eee000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 9 printk messages dropped ** [ 1344.597964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1344.598649][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 5 printk messages dropped ** [ 1344.599031][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.599305][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.599371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.599434][ T32] r4:84a51100 [ 1344.599488][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.599540][ T32] INFO: task kworker/0:260:5470 blocked for more than 471 seconds. [ 1344.599590][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.599650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.599719][ T32] task:kworker/0:260 state:D stack:0 pid:5470 tgid:5470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.599829][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.599881][ T32] Call trace: [ 1344.599980][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.600056][ T32] r10:82918930 r9:ec385d84 r8:00000002 r7:60000113 r6:ec385d8c r5:855a0c00 [ 1344.600085][ T32] r4:855a0c00 [ 1344.600123][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.600209][ T32] r5:855a0c00 r4:8291892c [ 1344.600241][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.600287][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.600369][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec385e08 [ 1344.600417][ T32] r4:00000000 [ 1344.600441][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.600564][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.600633][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.600680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531a840 [ 1344.600707][ T32] r4:00000000 [ 1344.600754][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.600841][ T32] r9:83018005 r8:855a0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1344.600866][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.600973][ T32] r5:00001000 r4:eb8d3000 [ 1344.601008][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.601089][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.601164][ T32] r5:8555678c r4:85556400 [ 1344.601214][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.601297][ T32] r7:dddced80 r6:83018000 r5:8555678c r4:854eda00 [ 1344.601354][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.601435][ T32] r10:61c88647 r9:855a0c00 r8:854eda2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.601526][ T32] r4:854eda00 [ 1344.601572][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.601668][ T32] r10:00000000 r9:854eda00 r8:8027f5e8 r7:ec349e60 r6:8507f100 r5:855a0c00 [ 1344.601725][ T32] r4:00000001 [ 1344.601768][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.601857][ T32] Exception stack(0xec385fb0 to 0xec385ff8) [ 1344.601913][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.601981][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.602034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.602095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.602142][ T32] r4:8531a540 [ 1344.602551][ T32] INFO: task kworker/0:260:5470 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.602631][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.602742][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.602831][ T32] Call trace: [ 1344.602905][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.603049][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.634232][ T32] r4:00000000 [ 1344.634354][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.634480][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.634562][ T32] dd20: d86ec000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.634624][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.634678][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.634729][ T32] r5:80000013 r4:80239bb0 [ 1344.634771][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.634855][ T32] r4:82ac11e4 [ 1344.634897][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.634981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.635027][ T32] r4:e055ddc0 [ 1344.635067][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.635148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.635193][ T32] r4:00000000 [ 1344.635233][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.635765][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 1 printk messages dropped ** [ 1344.636043][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1344.636799][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.637172][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1344.637745][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1344.638840][ T32] r4:855a1800 ** 4 printk messages dropped ** [ 1344.639479][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec389e08 ** 9 printk messages dropped ** [ 1344.640982][ T32] r5:00001000 r4:eb8f1000 [ 1344.641007][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.641155][ T32] r7:dddced80 r6:83018000 r5:85556b8c r4:854eda80 [ 1344.641176][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.641224][ T32] r10:61c88647 r9:855a1800 r8:854edaac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.641246][ T32] r4:854eda80 [ 1344.641438][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.641487][ T32] r10:00000000 r9:854eda80 r8:8027f5e8 r7:ec349e60 r6:8507f180 r5:855a1800 [ 1344.641510][ T32] r4:00000001 [ 1344.641529][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.641564][ T32] Exception stack(0xec389fb0 to 0xec389ff8) [ 1344.641591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.641626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.641657][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.641688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.641751][ T32] r4:8531a640 [ 1344.642445][ T32] INFO: task kworker/0:261:5471 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.642502][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.642594][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.642650][ T32] Call trace: [ 1344.642681][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.642730][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.642754][ T32] r4:00000000 [ 1344.642773][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.642836][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.642868][ T32] dd20: d86ec000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.642923][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.642980][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.643079][ T32] r5:80000013 r4:80239bb0 [ 1344.653940][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.654020][ T32] r4:82ac11e4 [ 1344.654044][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.654089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.654113][ T32] r4:e055ddc0 [ 1344.654133][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.654175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.654198][ T32] r4:00000000 [ 1344.654217][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.654263][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.654285][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.654329][ T32] r5:00001000 r4:ee509000 [ 1344.654350][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.654388][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.654463][ T32] r5:8609478c r4:86094400 [ 1344.654488][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.654535][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.654556][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.654606][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.654630][ T32] r4:84a53d80 [ 1344.654650][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.654695][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.654718][ T32] r4:00000001 [ 1344.654768][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.654809][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.654857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.654891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.654919][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.654948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.655031][ T32] r4:84a51100 [ 1344.655059][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.655101][ T32] INFO: task kworker/0:262:5474 blocked for more than 471 seconds. [ 1344.655136][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.655192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.655277][ T32] task:kworker/0:262 state:D stack:0 pid:5474 tgid:5474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.655337][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.655413][ T32] Call trace: [ 1344.655514][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1344.655593][ T32] r4:855a2400 ** 4 printk messages dropped ** [ 1344.655832][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec38de08 ** 9 printk messages dropped ** [ 1344.656181][ T32] r5:00001000 r4:eb935000 [ 1344.656202][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.656239][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1344.656345][ T32] r7:dddced80 r6:83018000 r5:8555738c r4:854edb00 ** 6 printk messages dropped ** [ 1344.656592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.657226][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1344.657704][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 4 printk messages dropped ** [ 1344.657913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1344.658310][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1344.658673][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 5 printk messages dropped ** [ 1344.658946][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.658975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.659028][ T32] r4:84a51100 [ 1344.659052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.659078][ T32] INFO: task kworker/0:263:5476 blocked for more than 471 seconds. [ 1344.659105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.659129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.659152][ T32] task:kworker/0:263 state:D stack:0 pid:5476 tgid:5476 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.659194][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.659297][ T32] Call trace: [ 1344.659331][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.659378][ T32] r10:82918930 r9:ec395d84 r8:00000002 r7:60000013 r6:ec395d8c r5:855a3c00 [ 1344.659402][ T32] r4:855a3c00 [ 1344.659422][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.659464][ T32] r5:855a3c00 r4:8291892c [ 1344.659484][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.659522][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.659567][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec395e08 [ 1344.659590][ T32] r4:00000000 [ 1344.659616][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.659655][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.659754][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.659802][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531ae80 [ 1344.659824][ T32] r4:00000000 [ 1344.659844][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.659889][ T32] r9:83018005 r8:855a3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1344.659911][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.659953][ T32] r5:00001000 r4:eb981000 [ 1344.659974][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.660012][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.660079][ T32] r5:85557b8c r4:85557800 [ 1344.660103][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.660179][ T32] r7:dddced80 r6:83018000 r5:85557b8c r4:854edb80 [ 1344.660204][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.660251][ T32] r10:61c88647 r9:855a3c00 r8:854edbac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.660306][ T32] r4:854edb80 [ 1344.660329][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.660376][ T32] r10:00000000 r9:854edb80 r8:8027f5e8 r7:ec38de60 r6:8507f280 r5:855a3c00 [ 1344.660414][ T32] r4:00000001 [ 1344.660437][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.660550][ T32] Exception stack(0xec395fb0 to 0xec395ff8) [ 1344.660582][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.660618][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.660647][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.660677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.660700][ T32] r4:8531aa80 [ 1344.660923][ T32] INFO: task kworker/0:263:5476 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.660955][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.661048][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.661095][ T32] Call trace: ** 1 printk messages dropped ** [ 1344.661173][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 10 printk messages dropped ** [ 1344.661710][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1344.662501][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.693651][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1344.693857][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1344.694347][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1344.695036][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1344.695569][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1344.696270][ T32] r5:00001000 r4:eb94d000 [ 1344.697049][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.697245][ T32] r7:dddced80 r6:83018000 r5:8555778c r4:854edc00 ** 5 printk messages dropped ** [ 1344.697595][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.698420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1344.699491][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.699912][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1344.701533][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1344.702580][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.725605][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1344.725784][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1344.726116][ T32] INFO: task kworker/0:265:5480 blocked for more than 471 seconds. [ 1344.726147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.726173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.726194][ T32] task:kworker/0:265 state:D stack:0 pid:5480 tgid:5480 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.726278][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.726328][ T32] Call trace: [ 1344.726374][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.726426][ T32] r10:82918930 r9:ec3a5d84 r8:00000002 r7:60000013 r6:ec3a5d8c r5:855a6c00 [ 1344.726687][ T32] r4:855a6c00 [ 1344.726713][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.726756][ T32] r5:855a6c00 r4:8291892c [ 1344.726777][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.726817][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.726862][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3a5e08 [ 1344.726889][ T32] r4:00000000 [ 1344.726910][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.726949][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.727002][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.727114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bec040 [ 1344.727141][ T32] r4:00000000 [ 1344.727162][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.727209][ T32] r9:83018005 r8:855a6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1344.727246][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.727292][ T32] r5:00001000 r4:ec3bb000 [ 1344.727314][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.727353][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.727394][ T32] r5:85558b8c r4:85558800 [ 1344.727414][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.727478][ T32] r7:dddced80 r6:83018000 r5:85558b8c r4:854edc80 [ 1344.728481][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.728536][ T32] r10:61c88647 r9:855a6c00 r8:854edcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.728589][ T32] r4:854edc80 [ 1344.730644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.730700][ T32] r10:00000000 r9:854edc80 r8:8027f5e8 r7:ec395e60 r6:8507f380 r5:855a6c00 [ 1344.730725][ T32] r4:00000001 [ 1344.730748][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.730787][ T32] Exception stack(0xec3a5fb0 to 0xec3a5ff8) [ 1344.730818][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.730855][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.730886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.730918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.730964][ T32] r4:8531a640 [ 1344.731398][ T32] INFO: task kworker/0:265:5480 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.731435][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.731498][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.731543][ T32] Call trace: [ 1344.731575][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.731640][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.731695][ T32] r4:00000000 [ 1344.731783][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.731887][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.731951][ T32] dd20: d9068000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.732019][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.732085][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.732138][ T32] r5:80000013 r4:80239bb0 [ 1344.732184][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.732269][ T32] r4:82ac11e4 [ 1344.732311][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.732362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.732431][ T32] r4:e055ddc0 [ 1344.732455][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.732518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.732542][ T32] r4:00000000 [ 1344.732563][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.732621][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.732645][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.732810][ T32] r5:00001000 r4:ee509000 [ 1344.732834][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.732888][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.732933][ T32] r5:8609478c r4:86094400 [ 1344.733015][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.756341][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.756386][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1344.757438][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.757464][ T32] r4:00000001 [ 1344.757486][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.757557][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.757593][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.757631][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.757662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.757706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.757733][ T32] r4:84a51100 [ 1344.757757][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.758250][ T32] INFO: task kworker/0:266:5481 blocked for more than 471 seconds. [ 1344.758289][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.758317][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.758340][ T32] task:kworker/0:266 state:D stack:0 pid:5481 tgid:5481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.758397][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.758446][ T32] Call trace: [ 1344.758500][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.758556][ T32] r10:82918930 r9:ec3a9d84 r8:00000002 r7:60000113 r6:ec3a9d8c r5:855a5400 [ 1344.758582][ T32] r4:855a5400 [ 1344.758608][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.758654][ T32] r5:855a5400 r4:8291892c [ 1344.758677][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.758722][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.758789][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3a9e08 [ 1344.758816][ T32] r4:00000000 [ 1344.758838][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.758881][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.758923][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.758969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8531a8c0 [ 1344.758994][ T32] r4:00000000 [ 1344.759016][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.759068][ T32] r9:83018005 r8:855a5400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1344.759093][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.759139][ T32] r5:00001000 r4:eb993000 [ 1344.759161][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.759239][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.759339][ T32] r5:85557f8c r4:85557c00 [ 1344.759387][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.759441][ T32] r7:dddced80 r6:83018000 r5:85557f8c r4:854edd00 [ 1344.759465][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.759514][ T32] r10:61c88647 r9:855a5400 r8:854edd2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.760500][ T32] r4:854edd00 [ 1344.760565][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.760632][ T32] r10:00000000 r9:854edd00 r8:8027f5e8 r7:ec3a5e60 r6:8507f400 r5:855a5400 [ 1344.760661][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1344.760779][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.761429][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.793984][ T32] dd20: d9a83000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 4 printk messages dropped ** [ 1344.795790][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.797160][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.797643][ T32] r5:8609478c r4:86094400 ** 4 printk messages dropped ** [ 1344.797961][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1344.798266][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 6 printk messages dropped ** [ 1344.799388][ T32] INFO: task kworker/0:267:5483 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.801414][ T32] r4:855a6000 ** 4 printk messages dropped ** [ 1344.801706][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3b1e08 ** 9 printk messages dropped ** [ 1344.802095][ T32] r5:00001000 r4:eb9c1000 [ 1344.802114][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1344.802516][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1344.835846][ T32] r4:8531ac00 ** 2 printk messages dropped ** [ 1344.836835][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.839369][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1344.840605][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1344.841646][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.873704][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1344.874477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1344.874731][ T32] task:kworker/0:268 state:D stack:0 pid:5486 tgid:5486 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.874793][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.874844][ T32] Call trace: [ 1344.874881][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.874938][ T32] r10:82918930 r9:ec339d84 r8:00000002 r7:60000013 r6:ec339d8c r5:84711800 [ 1344.875249][ T32] r4:84711800 [ 1344.875280][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.875329][ T32] r5:84711800 r4:8291892c [ 1344.875352][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.875398][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.875452][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec339e08 [ 1344.875478][ T32] r4:00000000 [ 1344.875502][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.875676][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.875726][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.875774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85068100 [ 1344.875799][ T32] r4:00000000 [ 1344.875843][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.875900][ T32] r9:83018005 r8:84711800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1344.875925][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.876244][ T32] r5:00001000 r4:eb9d5000 [ 1344.876272][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.876320][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.876368][ T32] r5:8555878c r4:85558400 [ 1344.876390][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.876480][ T32] r7:dddced80 r6:83018000 r5:8555878c r4:854ede00 [ 1344.877752][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.877809][ T32] r10:61c88647 r9:84711800 r8:854ede2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.877835][ T32] r4:854ede00 [ 1344.878346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.878402][ T32] r10:00000000 r9:854ede00 r8:8027f5e8 r7:ec3a5e60 r6:854ede80 r5:84711800 [ 1344.878469][ T32] r4:00000001 [ 1344.878493][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.878531][ T32] Exception stack(0xec339fb0 to 0xec339ff8) [ 1344.878928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.878965][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.878998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.879034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.879063][ T32] r4:85068dc0 [ 1344.879495][ T32] INFO: task kworker/0:268:5486 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.879533][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.879629][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.879679][ T32] Call trace: [ 1344.879712][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.880483][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.880515][ T32] r4:00000000 [ 1344.881266][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.881316][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.881365][ T32] dd20: da6be000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.882257][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.882292][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.882322][ T32] r5:80000013 r4:80239bb0 [ 1344.882376][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.882425][ T32] r4:82ac11e4 [ 1344.882454][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.882505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.882532][ T32] r4:e055ddc0 [ 1344.882570][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.882631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.882698][ T32] r4:00000000 [ 1344.882726][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.882786][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.882944][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.883073][ T32] r5:00001000 r4:ee509000 [ 1344.921510][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.921608][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.921665][ T32] r5:8609478c r4:86094400 [ 1344.921762][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.923148][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.929222][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.929314][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.929355][ T32] r4:84a53d80 [ 1344.929452][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.929510][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.929652][ T32] r4:00000001 [ 1344.929678][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.929720][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.930271][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.930501][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.930535][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.930720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.930747][ T32] r4:84a51100 [ 1344.930773][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.930819][ T32] INFO: task kworker/0:269:5488 blocked for more than 471 seconds. [ 1344.930854][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1344.932285][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1344.944088][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1344.944971][ T32] r5:00001000 r4:ec3d3000 [ 1344.945238][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.945873][ T32] r7:dddced80 r6:83018000 r5:8555938c r4:854edf00 ** 8 printk messages dropped ** [ 1344.947142][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.948293][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1344.949037][ T32] dd20: dac55000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 9 printk messages dropped ** [ 1344.949512][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1344.950067][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 7 printk messages dropped ** [ 1344.950555][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 7 printk messages dropped ** [ 1344.950816][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.950846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.950868][ T32] task:kworker/0:270 state:D stack:0 pid:5489 tgid:5489 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.950914][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.950958][ T32] Call trace: [ 1344.950989][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.951321][ T32] r10:82918930 r9:ec341d84 r8:00000002 r7:60000113 r6:ec341d8c r5:84713c00 [ 1344.951358][ T32] r4:84713c00 [ 1344.951379][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.951421][ T32] r5:84713c00 r4:8291892c [ 1344.951441][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.951480][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.951528][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec341e08 [ 1344.951550][ T32] r4:00000000 [ 1344.951702][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1344.951745][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1344.951783][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.951826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84bec2c0 [ 1344.951848][ T32] r4:00000000 [ 1344.951867][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.952019][ T32] r9:83018005 r8:84713c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 [ 1344.952045][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.952088][ T32] r5:00001000 r4:ec3c7000 [ 1344.952551][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.952601][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.952695][ T32] r5:85558f8c r4:85558c00 [ 1344.952719][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.952958][ T32] r7:dddced80 r6:83018000 r5:85558f8c r4:85335080 [ 1344.952983][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.953055][ T32] r10:61c88647 r9:84713c00 r8:853350ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1344.983894][ T32] r4:85335080 [ 1344.983999][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.984085][ T32] r10:00000000 r9:85335080 r8:8027f5e8 r7:ec3b5e60 r6:85335100 r5:84713c00 [ 1344.984114][ T32] r4:00000001 [ 1344.984138][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.984183][ T32] Exception stack(0xec341fb0 to 0xec341ff8) [ 1344.984219][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.984253][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.984287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.984329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.984356][ T32] r4:84bec240 [ 1344.984832][ T32] INFO: task kworker/0:270:5489 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1344.984873][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.984998][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.985081][ T32] Call trace: [ 1344.985259][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1344.985331][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1344.985363][ T32] r4:00000000 [ 1344.986043][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.986274][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1344.986311][ T32] dd20: db25c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1344.986350][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1344.986619][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1344.986651][ T32] r5:80000013 r4:80239bb0 [ 1344.986675][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1344.986723][ T32] r4:82ac11e4 [ 1344.986745][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.986791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1344.986817][ T32] r4:e055ddc0 [ 1344.986838][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1344.987234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1344.987262][ T32] r4:00000000 [ 1344.987285][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1344.987616][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1344.987645][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1344.988266][ T32] r5:00001000 r4:ee509000 [ 1344.988292][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1344.988342][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.988391][ T32] r5:8609478c r4:86094400 [ 1344.988413][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1344.988486][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1344.988513][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1344.988564][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1344.988588][ T32] r4:84a53d80 [ 1344.988609][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1344.988658][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1344.988682][ T32] r4:00000001 [ 1344.989249][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.989328][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1344.989515][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.989550][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.989581][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.989615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1344.989640][ T32] r4:84a51100 [ 1344.989666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.989851][ T32] INFO: task kworker/0:271:5492 blocked for more than 471 seconds. [ 1344.990175][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.990207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.990231][ T32] task:kworker/0:271 state:D stack:0 pid:5492 tgid:5492 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.990279][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.990363][ T32] Call trace: [ 1344.990401][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1344.990453][ T32] r10:82918930 r9:ec3c5d84 r8:00000002 r7:60000013 r6:ec3c5d8c r5:84714800 [ 1344.990479][ T32] r4:84714800 [ 1344.990500][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1344.991458][ T32] r5:84714800 r4:8291892c [ 1344.991484][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.991606][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.992111][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.993038][ T32] r5:00001000 r4:ec3df000 [ 1345.016425][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1345.016853][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1345.017940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1345.019710][ T32] Exception stack(0xe055dd28 to 0xe055dd70) ** 7 printk messages dropped ** [ 1345.022255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1345.049519][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1345.050333][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.051658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1345.052269][ T32] Call trace: ** 6 printk messages dropped ** [ 1345.078203][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1345.079065][ T32] r5:00001000 r4:ec3eb000 [ 1345.079114][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.079458][ T32] r7:dddced80 r6:83018000 r5:85559b8c r4:85335280 ** 2 printk messages dropped ** [ 1345.079706][ T32] r4:85335280 ** 4 printk messages dropped ** [ 1345.080089][ T32] Exception stack(0xec3f5fb0 to 0xec3f5ff8) ** 3 printk messages dropped ** [ 1345.080365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1345.082431][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.111807][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.112516][ T32] dd20: dc29d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.112769][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.113087][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.113997][ T32] r5:80000013 r4:80239bb0 [ 1345.114066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.114213][ T32] r4:82ac11e4 [ 1345.114269][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.114369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.114422][ T32] r4:e055ddc0 [ 1345.114469][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.114556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1345.114613][ T32] r4:00000000 [ 1345.114660][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.114759][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1345.114811][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.114911][ T32] r5:00001000 r4:ee509000 [ 1345.114966][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.115057][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.115151][ T32] r5:8609478c r4:86094400 [ 1345.115199][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.115300][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1345.115368][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.115517][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.115578][ T32] r4:84a53d80 [ 1345.115625][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.115729][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1345.115787][ T32] r4:00000001 [ 1345.115840][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.115926][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1345.116013][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.116085][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.116155][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.116220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.116266][ T32] r4:84a51100 [ 1345.116312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.116377][ T32] INFO: task kworker/0:273:5497 blocked for more than 471 seconds. [ 1345.116436][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.116509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.116607][ T32] task:kworker/0:273 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.116720][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.116840][ T32] Call trace: [ 1345.116908][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.117052][ T32] r10:82918930 r9:ec409d84 r8:00000002 r7:60000013 r6:ec409d8c r5:854c8c00 [ 1345.117153][ T32] r4:854c8c00 [ 1345.117209][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.117300][ T32] r5:854c8c00 r4:8291892c [ 1345.117383][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.117471][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.117600][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec409e08 [ 1345.117659][ T32] r4:00000000 [ 1345.117771][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.117899][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.117985][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.119670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84becdc0 [ 1345.120166][ T32] r4:00000000 [ 1345.120332][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.120441][ T32] r9:83018005 r8:854c8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1345.120519][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.120613][ T32] r5:00001000 r4:ec44b000 [ 1345.120663][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.120748][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.120838][ T32] r5:8555af8c r4:8555ac00 [ 1345.121454][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.121998][ T32] r7:dddced80 r6:83018000 r5:8555af8c r4:85335300 [ 1345.122330][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.122495][ T32] r10:61c88647 r9:854c8c00 r8:8533532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.122555][ T32] r4:85335300 [ 1345.122803][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.122916][ T32] r10:00000000 r9:85335300 r8:8027f5e8 r7:ec3f5e60 r6:8507f580 r5:854c8c00 [ 1345.122967][ T32] r4:00000001 [ 1345.124640][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.160134][ T32] Exception stack(0xec409fb0 to 0xec409ff8) [ 1345.160330][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.160531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.160611][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.160694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.160753][ T32] r4:84bec580 [ 1345.161513][ T32] INFO: task kworker/0:273:5497 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.161652][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.162526][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.162673][ T32] Call trace: [ 1345.162959][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.163206][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.174376][ T32] r4:00000000 [ 1345.174508][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.175274][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.175368][ T32] dd20: dc644000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.175458][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.175527][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.175805][ T32] r5:80000013 r4:80239bb0 [ 1345.176374][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.176846][ T32] r4:82ac11e4 [ 1345.176915][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.177014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.177567][ T32] r4:e055ddc0 [ 1345.177689][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.177793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1345.178101][ T32] r4:00000000 [ 1345.178158][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.178673][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1345.178734][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.179021][ T32] r5:00001000 r4:ee509000 [ 1345.179076][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.179249][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.179362][ T32] r5:8609478c r4:86094400 [ 1345.179569][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.180194][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.181621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1345.182674][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1345.212436][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1345.217912][ T32] r9:83018005 r8:855a8000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a7000 ** 1 printk messages dropped ** [ 1345.218059][ T32] r5:00001000 r4:ec3fb000 ** 4 printk messages dropped ** [ 1345.218457][ T32] r7:dddced80 r6:83018000 r5:85559f8c r4:85335380 ** 8 printk messages dropped ** [ 1345.219192][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.220525][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.221114][ T32] dd20: dc8ae000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1345.221860][ T32] r4:e055ddc0 ** 4 printk messages dropped ** [ 1345.222544][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1345.245774][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.246225][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.246731][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.246800][ T32] task:kworker/0:275 state:D stack:0 pid:5500 tgid:5500 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.246924][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.247038][ T32] Call trace: [ 1345.247119][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.247226][ T32] r10:82918930 r9:ec41dd84 r8:00000002 r7:60000113 r6:ec41dd8c r5:855a9800 [ 1345.247279][ T32] r4:855a9800 [ 1345.247350][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.247461][ T32] r5:855a9800 r4:8291892c [ 1345.247517][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.247609][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.247712][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec41de08 [ 1345.247766][ T32] r4:00000000 [ 1345.247812][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.247896][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.247999][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.248105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84beca40 [ 1345.248161][ T32] r4:00000000 [ 1345.248209][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.248314][ T32] r9:83018005 r8:855a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1345.248374][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.248607][ T32] r5:00001000 r4:ec40b000 [ 1345.248672][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.248762][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.248855][ T32] r5:8555a38c r4:8555a000 [ 1345.248903][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.249014][ T32] r7:dddced80 r6:83018000 r5:8555a38c r4:85335400 [ 1345.249069][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.249168][ T32] r10:61c88647 r9:855a9800 r8:8533542c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.249221][ T32] r4:85335400 [ 1345.249270][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.249373][ T32] r10:00000000 r9:85335400 r8:8027f5e8 r7:ec409e60 r6:8507f680 r5:855a9800 [ 1345.249428][ T32] r4:00000001 [ 1345.249473][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.249556][ T32] Exception stack(0xec41dfb0 to 0xec41dff8) [ 1345.249623][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.249689][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.249751][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.249817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.249871][ T32] r4:84bec680 [ 1345.250605][ T32] INFO: task kworker/0:275:5500 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.250677][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.250800][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.250895][ T32] Call trace: [ 1345.250966][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.251089][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.251166][ T32] r4:00000000 [ 1345.251221][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.251306][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.251379][ T32] dd20: dcb21000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.251446][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.251505][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.251561][ T32] r5:80000013 r4:80239bb0 [ 1345.251610][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.251699][ T32] r4:82ac11e4 [ 1345.251748][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.251837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.251888][ T32] r4:e055ddc0 [ 1345.251935][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1345.252537][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.275004][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 13 printk messages dropped ** [ 1345.276036][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.277004][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.277574][ T32] r5:00001000 r4:ec423000 [ 1345.277628][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1345.277852][ T32] r5:8555a78c r4:8555a400 [ 1345.277905][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.278005][ T32] r7:dddced80 r6:83018000 r5:8555a78c r4:85335480 [ 1345.278057][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.278155][ T32] r10:61c88647 r9:855aa400 r8:853354ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.278207][ T32] r4:85335480 [ 1345.278285][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.278392][ T32] r10:00000000 r9:85335480 r8:8027f5e8 r7:ec409e60 r6:8507f700 r5:855aa400 [ 1345.278445][ T32] r4:00000001 [ 1345.278502][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.278582][ T32] Exception stack(0xec421fb0 to 0xec421ff8) [ 1345.278661][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.278731][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.278812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.278881][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.278970][ T32] r4:84bec8c0 [ 1345.279727][ T32] INFO: task kworker/0:276:5501 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.279803][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.279927][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.280047][ T32] Call trace: [ 1345.280116][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.280250][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.280318][ T32] r4:00000000 [ 1345.280372][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.280456][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.280553][ T32] dd20: dcd9d000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.280621][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.280680][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.280739][ T32] r5:80000013 r4:80239bb0 [ 1345.280809][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.280902][ T32] r4:82ac11e4 [ 1345.280952][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.281045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.281105][ T32] r4:e055ddc0 [ 1345.281154][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.281266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1345.281322][ T32] r4:00000000 [ 1345.281409][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.281516][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1345.281566][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.281659][ T32] r5:00001000 r4:ee509000 [ 1345.281708][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.281795][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.281885][ T32] r5:8609478c r4:86094400 [ 1345.281954][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.282059][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1345.282109][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.282206][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.282257][ T32] r4:84a53d80 [ 1345.282302][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.282408][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1345.282459][ T32] r4:00000001 [ 1345.282505][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.282582][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1345.282644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.282709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.282770][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.282864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.282932][ T32] r4:84a51100 [ 1345.282979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1345.307180][ T32] task:kworker/0:277 state:D stack:0 pid:5503 tgid:5503 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.308382][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1345.309036][ T32] r5:00001000 r4:ec42f000 [ 1345.309096][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.309470][ T32] r7:dddced80 r6:83018000 r5:8555ab8c r4:85335500 ** 7 printk messages dropped ** [ 1345.310068][ T32] Exception stack(0xec441fb0 to 0xec441ff8) ** 6 printk messages dropped ** [ 1345.311241][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1345.311623][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.311733][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.311793][ T32] r4:00000000 [ 1345.311842][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.311929][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.312001][ T32] dd20: dcf5f000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.312072][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.312158][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.312227][ T32] r5:80000013 r4:80239bb0 ** 1 printk messages dropped ** [ 1345.312375][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.312801][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1345.337642][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1345.338048][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1345.338861][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1345.339574][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1345.340264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124280 ** 4 printk messages dropped ** [ 1345.340660][ T32] r5:00001000 r4:ec48f000 [ 1345.340709][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1345.341029][ T32] r7:dddced80 r6:83018000 r5:8555bf8c r4:85335580 ** 8 printk messages dropped ** [ 1345.341733][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.342982][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.357755][ T32] dd20: dd246000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 9 printk messages dropped ** [ 1345.358540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 7 printk messages dropped ** [ 1345.359164][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1345.359476][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.359894][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.360746][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.361416][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1345.362020][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.362302][ T32] r5:00001000 r4:ec45b000 [ 1345.362373][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.362469][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.362562][ T32] r5:8555b38c r4:8555b000 [ 1345.362610][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.362706][ T32] r7:dddced80 r6:83018000 r5:8555b38c r4:85335600 [ 1345.362755][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.362863][ T32] r10:61c88647 r9:855abc00 r8:8533562c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.362917][ T32] r4:85335600 [ 1345.363025][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.387134][ T32] r10:00000000 r9:85335600 r8:8027f5e8 r7:ec459e60 r6:8507f880 r5:855abc00 [ 1345.387322][ T32] r4:00000001 [ 1345.387387][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.387507][ T32] Exception stack(0xec471fb0 to 0xec471ff8) [ 1345.387574][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.387641][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.387722][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.387796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.387848][ T32] r4:84becd80 [ 1345.388631][ T32] INFO: task kworker/0:279:5508 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.388715][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.388904][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.389085][ T32] Call trace: [ 1345.389262][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.389396][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.389451][ T32] r4:00000000 [ 1345.389498][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.389583][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.389649][ T32] dd20: dd3ef000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.389714][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 ** 3 printk messages dropped ** [ 1345.390013][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1345.390422][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1345.391397][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.392002][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.392572][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.392668][ T32] Call trace: [ 1345.392738][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.392837][ T32] r10:82918930 r9:ec47dd84 r8:00000002 r7:60000113 r6:ec47dd8c r5:855ac800 [ 1345.392889][ T32] r4:855ac800 [ 1345.392934][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.393070][ T32] r5:855ac800 r4:8291892c [ 1345.407478][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.407647][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.407754][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec47de08 [ 1345.407811][ T32] r4:00000000 [ 1345.407860][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.407945][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.408031][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.408121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84becf40 [ 1345.408174][ T32] r4:00000000 [ 1345.408220][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.408321][ T32] r9:83018005 r8:855ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1345.408380][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.408516][ T32] r5:00001000 r4:ec473000 [ 1345.408569][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.408660][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.408774][ T32] r5:8555b78c r4:8555b400 [ 1345.408829][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.408934][ T32] r7:dddced80 r6:83018000 r5:8555b78c r4:85335680 [ 1345.408986][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.409085][ T32] r10:61c88647 r9:855ac800 r8:853356ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.409137][ T32] r4:85335680 [ 1345.409197][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.409296][ T32] r10:00000000 r9:85335680 r8:8027f5e8 r7:ec459e60 r6:8507f900 r5:855ac800 [ 1345.409376][ T32] r4:00000001 [ 1345.409429][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.409511][ T32] Exception stack(0xec47dfb0 to 0xec47dff8) [ 1345.409579][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.409647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.409709][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.409775][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.409853][ T32] r4:854ea0c0 [ 1345.410624][ T32] INFO: task kworker/0:280:5509 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.410698][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.410872][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.410973][ T32] Call trace: [ 1345.411048][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.411152][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.411210][ T32] r4:00000000 [ 1345.411258][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.411353][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.411445][ T32] dd20: dd459000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 1 printk messages dropped ** [ 1345.411636][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 5 printk messages dropped ** [ 1345.412084][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1345.412615][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.431704][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.432419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1345.446851][ T32] Call trace: ** 7 printk messages dropped ** [ 1345.447586][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec485e08 ** 9 printk messages dropped ** [ 1345.448342][ T32] r5:00001000 r4:ec487000 ** 5 printk messages dropped ** [ 1345.448848][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1345.450791][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.451528][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 11 printk messages dropped ** [ 1345.452339][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1345.467440][ T32] r4:84a53d80 [ 1345.467648][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.467728][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1345.467753][ T32] r4:00000001 [ 1345.467775][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.467816][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1345.467850][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.467896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.468004][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.468040][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.468064][ T32] r4:84a51100 [ 1345.468090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.468208][ T32] INFO: task kworker/0:282:5514 blocked for more than 471 seconds. [ 1345.468247][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.468280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.468305][ T32] task:kworker/0:282 state:D stack:0 pid:5514 tgid:5514 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.468367][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.468426][ T32] Call trace: [ 1345.468491][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.468552][ T32] r10:82918930 r9:ec4b1d84 r8:00000002 r7:60000113 r6:ec4b1d8c r5:855ae000 [ 1345.468578][ T32] r4:855ae000 [ 1345.468608][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.468654][ T32] r5:855ae000 r4:8291892c [ 1345.468676][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.468718][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.468878][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4b1e08 [ 1345.468906][ T32] r4:00000000 [ 1345.468927][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.468971][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.469086][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.469136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851249c0 [ 1345.469290][ T32] r4:00000000 [ 1345.469409][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.469522][ T32] r9:83018005 r8:855ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f0df000 [ 1345.469641][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.469691][ T32] r5:00001000 r4:ec4dd000 [ 1345.469714][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.469756][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.469853][ T32] r5:8556138c r4:85561000 [ 1345.469877][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.469926][ T32] r7:dddced80 r6:83018000 r5:8556138c r4:85335780 [ 1345.469968][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.470187][ T32] r10:61c88647 r9:855ae000 r8:853357ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 1 printk messages dropped ** [ 1345.470236][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1345.470771][ T32] r4:85124100 ** 4 printk messages dropped ** [ 1345.471526][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1345.471911][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1345.472322][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 ** 8 printk messages dropped ** [ 1345.472857][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1345.491909][ T32] INFO: task kworker/0:283:5515 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1345.492204][ T32] r4:855ad400 ** 5 printk messages dropped ** [ 1345.492392][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.492621][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.492754][ T32] r5:00001000 r4:ec4ad000 ** 2 printk messages dropped ** [ 1345.492857][ T32] r5:8556038c r4:85560000 ** 4 printk messages dropped ** [ 1345.495983][ T32] r4:85335800 ** 5 printk messages dropped ** [ 1345.496309][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1345.497022][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.497383][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1345.497646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1345.498087][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.498110][ T32] r4:84a53d80 [ 1345.498129][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.498174][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1345.498196][ T32] r4:00000001 [ 1345.498216][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.498275][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1345.498303][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.498333][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.498361][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.498391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.498437][ T32] r4:84a51100 [ 1345.498463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.498514][ T32] INFO: task kworker/0:284:5518 blocked for more than 472 seconds. [ 1345.498571][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.498606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.498627][ T32] task:kworker/0:284 state:D stack:0 pid:5518 tgid:5518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.498674][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.498716][ T32] Call trace: [ 1345.498769][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.498819][ T32] r10:82918930 r9:ec4c9d84 r8:00000002 r7:60000013 r6:ec4c9d8c r5:855a3000 [ 1345.498859][ T32] r4:855a3000 [ 1345.498906][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.498949][ T32] r5:855a3000 r4:8291892c [ 1345.498991][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.499034][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.499081][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4c9e08 [ 1345.499104][ T32] r4:00000000 [ 1345.499124][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.499188][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.499252][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.499297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851245c0 [ 1345.499322][ T32] r4:00000000 [ 1345.499367][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.499440][ T32] r9:83018005 r8:855a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 [ 1345.499472][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.499530][ T32] r5:00001000 r4:ec4b9000 [ 1345.499576][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.499623][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.499666][ T32] r5:8556078c r4:85560400 [ 1345.499709][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.499784][ T32] r7:dddced80 r6:83018000 r5:8556078c r4:85335880 [ 1345.499808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.499878][ T32] r10:61c88647 r9:855a3000 r8:853358ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1345.500304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1345.500927][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 10 printk messages dropped ** [ 1345.501326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 10 printk messages dropped ** [ 1345.501699][ T32] r5:8609478c r4:86094400 ** 4 printk messages dropped ** [ 1345.501886][ T32] r4:84a53d80 ** 4 printk messages dropped ** [ 1345.502100][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) ** 8 printk messages dropped ** [ 1345.502418][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 6 printk messages dropped ** [ 1345.502711][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1345.522009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124700 ** 4 printk messages dropped ** [ 1345.522266][ T32] r5:00001000 r4:ec4c5000 ** 4 printk messages dropped ** [ 1345.522491][ T32] r7:dddced80 r6:83018000 r5:85560b8c r4:85335900 ** 5 printk messages dropped ** [ 1345.522739][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.522910][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.529034][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 10 printk messages dropped ** [ 1345.529577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 5 printk messages dropped ** [ 1345.529825][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1345.529852][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.529912][ T32] r5:00001000 r4:ee509000 [ 1345.529937][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.529978][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.530028][ T32] r5:8609478c r4:86094400 [ 1345.530050][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.530123][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1345.530174][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.530226][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.530250][ T32] r4:84a53d80 [ 1345.530270][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.530317][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1345.530340][ T32] r4:00000001 [ 1345.530360][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.530421][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1345.530477][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.530518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.530546][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.530577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.530606][ T32] r4:84a51100 [ 1345.530628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.530658][ T32] INFO: task kworker/0:286:5521 blocked for more than 472 seconds. [ 1345.530718][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.530749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.530772][ T32] task:kworker/0:286 state:D stack:0 pid:5521 tgid:5521 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.530870][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.530917][ T32] Call trace: [ 1345.530978][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.531087][ T32] r10:82918930 r9:ec4e1d84 r8:00000002 r7:60000013 r6:ec4e1d8c r5:855b0000 [ 1345.531114][ T32] r4:855b0000 [ 1345.531149][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.531194][ T32] r5:855b0000 r4:8291892c [ 1345.531248][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.531291][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.531652][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4e1e08 [ 1345.531680][ T32] r4:00000000 [ 1345.531703][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.531765][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.531805][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.531869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124880 [ 1345.531894][ T32] r4:00000000 [ 1345.531974][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.532024][ T32] r9:83018005 r8:855b0000 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1345.532047][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.532200][ T32] r5:00001000 r4:ec4d1000 [ 1345.532261][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.532325][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.532442][ T32] r5:85560f8c r4:85560c00 [ 1345.532490][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.532537][ T32] r7:dddced80 r6:83018000 r5:85560f8c r4:85335980 [ 1345.532560][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.532614][ T32] r10:61c88647 r9:855b0000 r8:853359ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.532751][ T32] r4:85335980 [ 1345.532865][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.532988][ T32] r10:00000000 r9:85335980 r8:8027f5e8 r7:ec4b1e60 r6:8507fc00 r5:855b0000 [ 1345.533217][ T32] r4:00000001 [ 1345.550697][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.550781][ T32] Exception stack(0xec4e1fb0 to 0xec4e1ff8) [ 1345.550831][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.550867][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.550908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.550945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.550971][ T32] r4:85124580 [ 1345.551383][ T32] INFO: task kworker/0:286:5521 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.551421][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.551494][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.551588][ T32] Call trace: [ 1345.551623][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.551675][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.551722][ T32] r4:00000000 [ 1345.551747][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.551786][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.551814][ T32] dd20: de36a000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.551843][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.551868][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.551893][ T32] r5:80000013 r4:80239bb0 [ 1345.551913][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.551956][ T32] r4:82ac11e4 [ 1345.551977][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.552019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.552041][ T32] r4:e055ddc0 [ 1345.552061][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.552103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1345.552125][ T32] r4:00000000 [ 1345.552145][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1345.552451][ T32] r5:8609478c r4:86094400 ** 4 printk messages dropped ** [ 1345.552677][ T32] r4:84a53d80 ** 5 printk messages dropped ** [ 1345.552906][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.552939][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.552988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.563565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.563664][ T32] r4:84a51100 [ 1345.563694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.563727][ T32] INFO: task kworker/0:287:5523 blocked for more than 472 seconds. [ 1345.563763][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.563792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.563830][ T32] task:kworker/0:287 state:D stack:0 pid:5523 tgid:5523 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.563931][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.564043][ T32] Call trace: [ 1345.564091][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.564150][ T32] r10:82918930 r9:eba11d84 r8:00000002 r7:60000013 r6:eba11d8c r5:855b0c00 [ 1345.564175][ T32] r4:855b0c00 [ 1345.564198][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.564241][ T32] r5:855b0c00 r4:8291892c [ 1345.564264][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.564338][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.564418][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba11e08 [ 1345.564449][ T32] r4:00000000 [ 1345.564503][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.564549][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.564599][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.564646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124a80 [ 1345.564672][ T32] r4:00000000 [ 1345.564695][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.564747][ T32] r9:83018005 r8:855b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1345.564771][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.564816][ T32] r5:00001000 r4:dfab3000 [ 1345.564838][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.564899][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.564952][ T32] r5:8556178c r4:85561400 [ 1345.565026][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.565083][ T32] r7:dddced80 r6:83018000 r5:8556178c r4:85335a00 [ 1345.565107][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.565168][ T32] r10:61c88647 r9:855b0c00 r8:85335a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.565196][ T32] r4:85335a00 [ 1345.565219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.565273][ T32] r10:00000000 r9:85335a00 r8:8027f5e8 r7:ec4b1e60 r6:8507fc80 r5:855b0c00 [ 1345.565299][ T32] r4:00000001 [ 1345.565320][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.565360][ T32] Exception stack(0xeba11fb0 to 0xeba11ff8) [ 1345.565453][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.565489][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.565520][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.565702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.565730][ T32] r4:851243c0 [ 1345.566138][ T32] INFO: task kworker/0:287:5523 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.566297][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.566359][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.566403][ T32] Call trace: [ 1345.566802][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.566853][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.566877][ T32] r4:00000000 [ 1345.566898][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 1 printk messages dropped ** [ 1345.567122][ T32] dd20: de638000 e03b3000 00000001 80239b98 7f7b1000 00000001 ** 7 printk messages dropped ** [ 1345.567416][ T32] r4:e055ddc0 ** 5 printk messages dropped ** [ 1345.567595][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.567998][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.568426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1345.568748][ T32] Call trace: ** 4 printk messages dropped ** [ 1345.568906][ T32] r5:855b1800 r4:8291892c ** 5 printk messages dropped ** [ 1345.569093][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.569128][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.569169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85124bc0 [ 1345.569223][ T32] r4:00000000 [ 1345.569246][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.569327][ T32] r9:83018005 r8:855b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1345.569355][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.569399][ T32] r5:00001000 r4:dff77000 [ 1345.569421][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.569461][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.569502][ T32] r5:85561b8c r4:85561800 [ 1345.569523][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.569567][ T32] r7:dddced80 r6:83018000 r5:85561b8c r4:85335a80 [ 1345.569593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.569692][ T32] r10:61c88647 r9:855b1800 r8:85335aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.569719][ T32] r4:85335a80 [ 1345.569740][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.569786][ T32] r10:00000000 r9:85335a80 r8:8027f5e8 r7:eba11e60 r6:8507fd00 r5:855b1800 [ 1345.569808][ T32] r4:00000001 [ 1345.569827][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.569863][ T32] Exception stack(0xeba51fb0 to 0xeba51ff8) [ 1345.569889][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.569918][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.569945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.569974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.569997][ T32] r4:851243c0 [ 1345.570235][ T32] INFO: task kworker/0:288:5526 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.570280][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.570356][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.570400][ T32] Call trace: [ 1345.570444][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.570514][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.570540][ T32] r4:00000000 [ 1345.570588][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.570631][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.570660][ T32] dd20: de638000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.570689][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.570717][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.570741][ T32] r5:80000013 r4:80239bb0 [ 1345.570762][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.570801][ T32] r4:82ac11e4 [ 1345.570821][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.570862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.570911][ T32] r4:e055ddc0 [ 1345.570935][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.570977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1345.571050][ T32] r4:00000000 [ 1345.571074][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.571120][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1345.571143][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.571185][ T32] r5:00001000 r4:ee509000 [ 1345.571231][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.571274][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.571334][ T32] r5:8609478c r4:86094400 [ 1345.571366][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.571415][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 1 printk messages dropped ** [ 1345.571482][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.571787][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.571990][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1345.572459][ T32] r5:855b2400 r4:8291892c ** 3 printk messages dropped ** [ 1345.572674][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.572959][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.598005][ T32] r5:00001000 r4:eade3000 [ 1345.598027][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.598070][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.598115][ T32] r5:8556278c r4:85562400 [ 1345.598136][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.598185][ T32] r7:dddced80 r6:83018000 r5:8556278c r4:85335b00 [ 1345.598208][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.598282][ T32] r10:61c88647 r9:855b2400 r8:85335b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.598307][ T32] r4:85335b00 [ 1345.598375][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.598431][ T32] r10:00000000 r9:85335b00 r8:8027f5e8 r7:eba51e60 r6:8507fd80 r5:855b2400 [ 1345.598455][ T32] r4:00000001 [ 1345.598476][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.598515][ T32] Exception stack(0xeba5dfb0 to 0xeba5dff8) [ 1345.598547][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.598660][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.598695][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.598765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.598792][ T32] r4:85124900 [ 1345.599207][ T32] INFO: task kworker/0:289:5528 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.599243][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.599317][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.599365][ T32] Call trace: [ 1345.599398][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.599450][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.599629][ T32] r4:00000000 [ 1345.599655][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.599697][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.599727][ T32] dd20: de962000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.599757][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.599830][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.599861][ T32] r5:80000013 r4:80239bb0 [ 1345.599882][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.599924][ T32] r4:82ac11e4 [ 1345.600027][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.600077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.600101][ T32] r4:e055ddc0 ** 1 printk messages dropped ** [ 1345.600205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1345.600698][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.600973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.601251][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1345.601689][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1345.602537][ T32] r5:00001000 r4:ea8f3000 [ 1345.602646][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1345.602856][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1345.611361][ T32] r10:00000000 r9:85335b80 r8:8027f5e8 r7:eba5de60 r6:8507fe00 r5:855b3000 ** 9 printk messages dropped ** [ 1345.612219][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1345.612923][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1345.629081][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.629474][ T32] r5:8609478c r4:86094400 ** 3 printk messages dropped ** [ 1345.629685][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 10 printk messages dropped ** [ 1345.630143][ T32] r4:84a51100 ** 4 printk messages dropped ** [ 1345.630372][ T32] task:kworker/0:291 state:D stack:0 pid:5532 tgid:5532 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1345.631066][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.631227][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.631273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851666c0 [ 1345.631327][ T32] r4:00000000 [ 1345.631358][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.631408][ T32] r9:83018005 r8:855b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1345.631432][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.631476][ T32] r5:00001000 r4:eb135000 [ 1345.631497][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.631538][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.631671][ T32] r5:85563b8c r4:85563800 [ 1345.631696][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.631744][ T32] r7:dddced80 r6:83018000 r5:85563b8c r4:85335c00 [ 1345.631765][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.631811][ T32] r10:61c88647 r9:855b3c00 r8:85335c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.631835][ T32] r4:85335c00 [ 1345.631855][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.631903][ T32] r10:00000000 r9:85335c00 r8:8027f5e8 r7:eba5de60 r6:8507fe80 r5:855b3c00 [ 1345.631927][ T32] r4:00000001 [ 1345.631947][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.631982][ T32] Exception stack(0xec3ddfb0 to 0xec3ddff8) [ 1345.632009][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.632038][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.632066][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.632096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.632125][ T32] r4:85124e80 [ 1345.632574][ T32] INFO: task kworker/0:291:5532 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.632834][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.632966][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.641972][ T32] Call trace: [ 1345.642141][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.642223][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.642262][ T32] r4:00000000 [ 1345.642287][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.642331][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.642370][ T32] dd20: ded1c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.642402][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.642428][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.642453][ T32] r5:80000013 r4:80239bb0 [ 1345.642475][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.642520][ T32] r4:82ac11e4 [ 1345.642746][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.642795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.642819][ T32] r4:e055ddc0 [ 1345.642839][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.642968][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1345.648655][ T32] r4:00000000 [ 1345.648745][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.648820][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1345.648844][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.648892][ T32] r5:00001000 r4:ee509000 [ 1345.648929][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.648974][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.649020][ T32] r5:8609478c r4:86094400 [ 1345.649041][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.649091][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1345.649112][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.649159][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.649232][ T32] r4:84a53d80 [ 1345.649257][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.649306][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1345.649330][ T32] r4:00000001 [ 1345.649358][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.649643][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1345.649682][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.649714][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.649748][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.649795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.649819][ T32] r4:84a51100 [ 1345.649843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.649875][ T32] INFO: task kworker/0:292:5535 blocked for more than 472 seconds. [ 1345.649908][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.649934][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.649955][ T32] task:kworker/0:292 state:D stack:0 pid:5535 tgid:5535 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.650015][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.650062][ T32] Call trace: [ 1345.650119][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.650174][ T32] r10:82918930 r9:eba7dd84 r8:00000002 r7:60000013 r6:eba7dd8c r5:855b4800 [ 1345.650199][ T32] r4:855b4800 [ 1345.650219][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.650260][ T32] r5:855b4800 r4:8291892c [ 1345.650285][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.650337][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1345.651165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85166040 ** 4 printk messages dropped ** [ 1345.651533][ T32] r5:00001000 r4:eaf0f000 ** 1 printk messages dropped ** [ 1345.651876][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.652485][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.652887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1345.666862][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.667023][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1345.667280][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 11 printk messages dropped ** [ 1345.667913][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1345.668358][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.668746][ T32] Call trace: ** 2 printk messages dropped ** [ 1345.668851][ T32] r4:855b5400 [ 1345.668871][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.668941][ T32] r5:855b5400 r4:8291892c [ 1345.668965][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.669007][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.669053][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba89e08 [ 1345.669076][ T32] r4:00000000 [ 1345.669095][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.669132][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.669172][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.669234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85166380 [ 1345.669286][ T32] r4:00000000 [ 1345.669309][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.669375][ T32] r9:83018005 r8:855b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1345.669400][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.669442][ T32] r5:00001000 r4:eaf63000 [ 1345.669464][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.669509][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.669553][ T32] r5:85562f8c r4:85562c00 [ 1345.669587][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.669635][ T32] r7:dddced80 r6:83018000 r5:85562f8c r4:85335d00 [ 1345.669667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.669758][ T32] r10:61c88647 r9:855b5400 r8:85335d2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.669783][ T32] r4:85335d00 [ 1345.669805][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.669873][ T32] r10:00000000 r9:85335d00 r8:8027f5e8 r7:ec3dde60 r6:8507ff80 r5:855b5400 [ 1345.669899][ T32] r4:00000001 [ 1345.669919][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.669956][ T32] Exception stack(0xeba89fb0 to 0xeba89ff8) [ 1345.669982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.670011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.670038][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.670084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.670123][ T32] r4:85166100 [ 1345.670390][ T32] INFO: task kworker/0:293:5536 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.670423][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.670503][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.670576][ T32] Call trace: [ 1345.670705][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.670758][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.670782][ T32] r4:00000000 [ 1345.670801][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.670839][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.670868][ T32] dd20: df0d2000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.670897][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.670923][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.670947][ T32] r5:80000013 r4:80239bb0 [ 1345.670992][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.671143][ T32] r4:82ac11e4 [ 1345.671166][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.671212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.671235][ T32] r4:e055ddc0 [ 1345.671254][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.671295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1345.671317][ T32] r4:00000000 [ 1345.671343][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.671401][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1345.671426][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.671495][ T32] r5:00001000 r4:ee509000 [ 1345.671530][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.671573][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.671615][ T32] r5:8609478c r4:86094400 [ 1345.671653][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.671703][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1345.671748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.671798][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.671846][ T32] r4:84a53d80 [ 1345.671868][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.671927][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1345.671954][ T32] r4:00000001 [ 1345.671980][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.672032][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1345.672087][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.672119][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.672149][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.672179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.672252][ T32] r4:84a51100 [ 1345.672277][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.672325][ T32] INFO: task kworker/0:294:5539 blocked for more than 472 seconds. [ 1345.672373][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.672402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.672424][ T32] task:kworker/0:294 state:D stack:0 pid:5539 tgid:5539 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.672486][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.672546][ T32] Call trace: [ 1345.672617][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.672667][ T32] r10:82918930 r9:ebacdd84 r8:00000002 r7:60000013 r6:ebacdd8c r5:855b8000 [ 1345.672691][ T32] r4:855b8000 [ 1345.672712][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.672753][ T32] r5:855b8000 r4:8291892c [ 1345.672773][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.672813][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.672895][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 [ 1345.672944][ T32] r4:00000000 [ 1345.696518][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1345.696882][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.697125][ T32] r5:00001000 r4:eb08f000 [ 1345.697147][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.697189][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.697235][ T32] r5:8556338c r4:85563000 [ 1345.697256][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.697306][ T32] r7:dddced80 r6:83018000 r5:8556338c r4:85335d80 [ 1345.697329][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.697385][ T32] r10:61c88647 r9:855b8000 r8:85335dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.697409][ T32] r4:85335d80 [ 1345.697430][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.697478][ T32] r10:00000000 r9:85335d80 r8:8027f5e8 r7:ec3dde60 r6:845ba000 r5:855b8000 [ 1345.697501][ T32] r4:00000001 [ 1345.697522][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.697574][ T32] Exception stack(0xebacdfb0 to 0xebacdff8) [ 1345.697615][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.697647][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.697676][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.697708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.697732][ T32] r4:85166280 [ 1345.698174][ T32] INFO: task kworker/0:294:5539 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.698213][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.698448][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.698523][ T32] Call trace: [ 1345.698566][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.698620][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.698645][ T32] r4:00000000 [ 1345.698665][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.698704][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.698734][ T32] dd20: df51c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.698766][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.698817][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.698920][ T32] r5:80000013 r4:80239bb0 [ 1345.698946][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.699004][ T32] r4:82ac11e4 [ 1345.699026][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.699094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.699123][ T32] r4:e055ddc0 [ 1345.699144][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.699267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1345.699318][ T32] r4:00000000 [ 1345.699350][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.699400][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1345.699423][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.699467][ T32] r5:00001000 r4:ee509000 [ 1345.699489][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.699530][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.699794][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.700189][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1345.700506][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1345.700947][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1345.701378][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.701420][ T32] r5:00001000 r4:eb0f7000 ** 4 printk messages dropped ** [ 1345.701739][ T32] r7:dddced80 r6:83018000 r5:8556378c r4:85335e00 ** 5 printk messages dropped ** [ 1345.701972][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1345.702256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1345.702761][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1345.716114][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff ** 7 printk messages dropped ** [ 1345.716758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 ** 9 printk messages dropped ** [ 1345.717260][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 ** 4 printk messages dropped ** [ 1345.717585][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 10 printk messages dropped ** [ 1345.718019][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1345.718600][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1345.719009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85166800 ** 4 printk messages dropped ** [ 1345.719218][ T32] r5:00001000 r4:eb343000 [ 1345.719260][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.719321][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.719378][ T32] r5:85563f8c r4:85563c00 [ 1345.719423][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.719499][ T32] r7:dddced80 r6:83018000 r5:85563f8c r4:85335e80 [ 1345.719550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.719612][ T32] r10:61c88647 r9:855bb000 r8:85335eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.719636][ T32] r4:85335e80 [ 1345.719775][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.719826][ T32] r10:00000000 r9:85335e80 r8:8027f5e8 r7:ec3dde60 r6:845ba100 r5:855bb000 [ 1345.719851][ T32] r4:00000001 [ 1345.719877][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.719917][ T32] Exception stack(0xec32dfb0 to 0xec32dff8) [ 1345.719971][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.720031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.720159][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.720219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.720337][ T32] r4:85166440 [ 1345.720788][ T32] INFO: task kworker/0:296:5543 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.720841][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.720907][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.720951][ T32] Call trace: [ 1345.720993][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.721077][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.721104][ T32] r4:00000000 [ 1345.721124][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.721163][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.721194][ T32] dd20: df51c000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.721223][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.721248][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.721272][ T32] r5:80000013 r4:80239bb0 [ 1345.721292][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.721336][ T32] r4:82ac11e4 [ 1345.721359][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.721401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.721423][ T32] r4:e055ddc0 [ 1345.721442][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.721483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1345.721567][ T32] r4:00000000 [ 1345.721619][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.721671][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1345.721694][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.721739][ T32] r5:00001000 r4:ee509000 [ 1345.721759][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.721893][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.721958][ T32] r5:8609478c r4:86094400 [ 1345.722013][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.722064][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1345.722087][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.722135][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.722158][ T32] r4:84a53d80 [ 1345.722178][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.722224][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1345.722264][ T32] r4:00000001 [ 1345.722322][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.722393][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1345.722425][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.722487][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.722544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.722607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.722683][ T32] r4:84a51100 [ 1345.722750][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.722816][ T32] INFO: task kworker/0:297:5545 blocked for more than 472 seconds. [ 1345.722882][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.722951][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.723002][ T32] task:kworker/0:297 state:D stack:0 pid:5545 tgid:5545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.740830][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.740992][ T32] Call trace: [ 1345.741053][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.741116][ T32] r10:82918930 r9:ec3d1d84 r8:00000002 r7:60000013 r6:ec3d1d8c r5:84715400 [ 1345.741142][ T32] r4:84715400 [ 1345.741165][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.741206][ T32] r5:84715400 r4:8291892c [ 1345.741255][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.741311][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.741366][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3d1e08 [ 1345.741419][ T32] r4:00000000 [ 1345.741447][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.741490][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.741530][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.741604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85166b40 [ 1345.741633][ T32] r4:00000000 [ 1345.741654][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.741705][ T32] r9:83018005 r8:84715400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1345.741728][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.741769][ T32] r5:00001000 r4:eb471000 [ 1345.741869][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.741939][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.742009][ T32] r5:8556478c r4:85564400 [ 1345.742033][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.742083][ T32] r7:dddced80 r6:83018000 r5:8556478c r4:85335f00 [ 1345.742105][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.742151][ T32] r10:61c88647 r9:84715400 r8:85335f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.742173][ T32] r4:85335f00 [ 1345.742193][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.742237][ T32] r10:00000000 r9:85335f00 r8:8027f5e8 r7:ec32de60 r6:85335f80 r5:84715400 [ 1345.742260][ T32] r4:00000001 [ 1345.742279][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.742338][ T32] Exception stack(0xec3d1fb0 to 0xec3d1ff8) [ 1345.742371][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.742401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.742453][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.742491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.742516][ T32] r4:85166680 [ 1345.742952][ T32] INFO: task kworker/0:297:5545 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.743056][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.751210][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.751282][ T32] Call trace: [ 1345.751318][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.751382][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 8 printk messages dropped ** [ 1345.751661][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1345.751842][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.752014][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1345.752281][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 6 printk messages dropped ** [ 1345.752619][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.753075][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.766352][ T32] r5:84716c00 r4:8291892c ** 3 printk messages dropped ** [ 1345.766527][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1345.766693][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.766739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85166940 [ 1345.766787][ T32] r4:00000000 [ 1345.766812][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.766879][ T32] r9:83018005 r8:84716c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1345.766930][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.766983][ T32] r5:00001000 r4:eb373000 [ 1345.767031][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.767079][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.767126][ T32] r5:8556438c r4:85564000 [ 1345.767197][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.767260][ T32] r7:dddced80 r6:83018000 r5:8556438c r4:854edf80 [ 1345.767299][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.767357][ T32] r10:61c88647 r9:84716c00 r8:854edfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.767400][ T32] r4:854edf80 [ 1345.767425][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.767476][ T32] r10:00000000 r9:854edf80 r8:8027f5e8 r7:ec3d1e60 r6:848e5000 r5:84716c00 [ 1345.767501][ T32] r4:00000001 [ 1345.767524][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.767564][ T32] Exception stack(0xeba95fb0 to 0xeba95ff8) [ 1345.767597][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.767630][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.767660][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.767716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.767742][ T32] r4:85166680 [ 1345.768181][ T32] INFO: task kworker/0:298:5546 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.768219][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.768310][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.768362][ T32] Call trace: [ 1345.768394][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.768445][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.768513][ T32] r4:00000000 [ 1345.768539][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.768582][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.768612][ T32] dd20: dfe19000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.768643][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.768683][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.768714][ T32] r5:80000013 r4:80239bb0 [ 1345.768737][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.768829][ T32] r4:82ac11e4 [ 1345.768855][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.768902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.768926][ T32] r4:e055ddc0 [ 1345.768946][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.769009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1345.769039][ T32] r4:00000000 [ 1345.769109][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.769159][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1345.769231][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.769278][ T32] r5:00001000 r4:ee509000 [ 1345.769313][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.769387][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.769435][ T32] r5:8609478c r4:86094400 [ 1345.769456][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.769504][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1345.769527][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.769573][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.769596][ T32] r4:84a53d80 [ 1345.769616][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.769663][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 ** 1 printk messages dropped ** [ 1345.769718][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1345.770138][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1345.770535][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1345.770926][ T32] r4:00000000 [ 1345.770947][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.770993][ T32] r9:83018005 r8:84716000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1345.771015][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.771055][ T32] r5:00001000 r4:eb695000 [ 1345.771075][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.771113][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.771155][ T32] r5:85564b8c r4:85564800 [ 1345.771209][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.771258][ T32] r7:dddced80 r6:83018000 r5:85564b8c r4:848e5080 [ 1345.771279][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.771324][ T32] r10:61c88647 r9:84716000 r8:848e50ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.771357][ T32] r4:848e5080 [ 1345.771380][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.771424][ T32] r10:00000000 r9:848e5080 r8:8027f5e8 r7:ec3d1e60 r6:848e5100 r5:84716000 [ 1345.771446][ T32] r4:00000001 [ 1345.771466][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.771523][ T32] Exception stack(0xec4edfb0 to 0xec4edff8) [ 1345.771555][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.771585][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.771662][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.771695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.771718][ T32] r4:851669c0 [ 1345.772002][ T32] INFO: task kworker/0:299:5549 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.772034][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.772093][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.772136][ T32] Call trace: [ 1345.772191][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.772240][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.772264][ T32] r4:00000000 [ 1345.772305][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.772354][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.772383][ T32] dd20: dfe19000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.772412][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.772438][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.772493][ T32] r5:80000013 r4:80239bb0 [ 1345.772561][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.772607][ T32] r4:82ac11e4 [ 1345.772628][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.772672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.772719][ T32] r4:e055ddc0 [ 1345.772742][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1345.772938][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1345.785127][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.785497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1345.785862][ T32] r4:84712400 ** 4 printk messages dropped ** [ 1345.786117][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4f5e08 ** 8 printk messages dropped ** [ 1345.786401][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1345.786576][ T32] r5:8556578c r4:85565400 ** 4 printk messages dropped ** [ 1345.786771][ T32] r4:848e5180 ** 5 printk messages dropped ** [ 1345.787016][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.787775][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1345.788168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1345.788525][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1345.788944][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1345.789375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1345.789670][ T32] r5:85588000 r4:8291892c [ 1345.789693][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.789733][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.789778][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec335e08 [ 1345.789815][ T32] r4:00000000 [ 1345.789840][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.789879][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.789916][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.789958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85166dc0 [ 1345.789982][ T32] r4:00000000 [ 1345.790001][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.790047][ T32] r9:83018005 r8:85588000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1345.790069][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.790111][ T32] r5:00001000 r4:eb81f000 [ 1345.790131][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.790206][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.790254][ T32] r5:85564f8c r4:85564c00 [ 1345.790297][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.790352][ T32] r7:dddced80 r6:83018000 r5:85564f8c r4:848e5300 [ 1345.790375][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.790421][ T32] r10:61c88647 r9:85588000 r8:848e532c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.790446][ T32] r4:848e5300 [ 1345.790465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.790508][ T32] r10:00000000 r9:848e5300 r8:8027f5e8 r7:ec4f5e60 r6:848e5380 r5:85588000 [ 1345.790530][ T32] r4:00000001 [ 1345.790581][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.790620][ T32] Exception stack(0xec335fb0 to 0xec335ff8) [ 1345.790674][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.790728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.790759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.790789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.790835][ T32] r4:85166f00 [ 1345.791097][ T32] INFO: task kworker/0:301:5553 is blocked on a mutex likely owned by task kworker/1:205:3669. [ 1345.791136][ T32] task:kworker/1:205 state:R running task stack:0 pid:3669 tgid:3669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.791221][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.791294][ T32] Call trace: [ 1345.791372][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.791448][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 [ 1345.791501][ T32] r4:00000000 [ 1345.791523][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.791586][ T32] Exception stack(0xe055dd28 to 0xe055dd70) [ 1345.791618][ T32] dd20: dfe19000 e03b3000 00000001 80239b98 7f7b1000 00000001 [ 1345.791651][ T32] dd40: 82ac05a0 7f7b1000 e03b3000 8280c930 82ac11c4 e055dda4 e055dda8 e055dd78 [ 1345.791677][ T32] dd60: 80230ad4 80239bb0 80000013 ffffffff [ 1345.791701][ T32] r5:80000013 r4:80239bb0 [ 1345.791722][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.791785][ T32] r4:82ac11e4 [ 1345.791808][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.791854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 [ 1345.791877][ T32] r4:e055ddc0 [ 1345.791896][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.791959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:86079cc0 [ 1345.791986][ T32] r4:00000000 [ 1345.792006][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.792052][ T32] r9:83018205 r8:84abbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f7b3000 [ 1345.792074][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.792115][ T32] r5:00001000 r4:ee509000 [ 1345.792136][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.792174][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.792217][ T32] r5:8609478c r4:86094400 [ 1345.792238][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.792282][ T32] r7:ddde2d80 r6:83018200 r5:8609478c r4:84a53d80 [ 1345.792304][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.792359][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.792381][ T32] r4:84a53d80 [ 1345.792401][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.792446][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1345.792516][ T32] r4:00000001 [ 1345.792566][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.792606][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1345.792637][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.792795][ T32] INFO: task kworker/0:302:5556 blocked for more than 472 seconds. ** 8 printk messages dropped ** [ 1345.814887][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1345.815270][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.815458][ T32] r5:00001000 r4:eba4d000 ** 2 printk messages dropped ** [ 1345.815630][ T32] r5:85565b8c r4:85565800 ** 3 printk messages dropped ** [ 1345.815792][ T32] r10:61c88647 r9:85589800 r8:848e542c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1345.816516][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.817341][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 10 printk messages dropped ** [ 1345.817810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e055ddc0 r5:e055de08 ** 9 printk messages dropped ** [ 1345.818353][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.818586][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.818609][ T32] r4:84a53d80 [ 1345.818628][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.818672][ T32] r10:00000000 r9:84a53d80 r8:8027f5e8 r7:e0555e60 r6:84a53e00 r5:84abbc00 [ 1345.818750][ T32] r4:00000001 [ 1345.818783][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.818823][ T32] Exception stack(0xe055dfb0 to 0xe055dff8) [ 1345.819012][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.819091][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.819312][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.819352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.819377][ T32] r4:84a51100 [ 1345.819400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.819429][ T32] INFO: task kworker/1:910:5557 blocked for more than 472 seconds. [ 1345.819463][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.819490][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.819549][ T32] task:kworker/1:910 state:D stack:0 pid:5557 tgid:5557 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.819709][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.819758][ T32] Call trace: [ 1345.819791][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.819839][ T32] r10:82918930 r9:ec509d84 r8:00000002 r7:60000113 r6:ec509d8c r5:8558a400 [ 1345.819863][ T32] r4:8558a400 [ 1345.819882][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.819923][ T32] r5:8558a400 r4:8291892c [ 1345.819943][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.819983][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.820030][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec509e08 [ 1345.820092][ T32] r4:00000000 [ 1345.820141][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.820201][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.820250][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.820293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9fec0 [ 1345.820370][ T32] r4:00000000 [ 1345.820398][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.820449][ T32] r9:83018205 r8:8558a400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1345.820494][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.820540][ T32] r5:00001000 r4:eba85000 [ 1345.820562][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.820601][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.820672][ T32] r5:8552138c r4:85521000 [ 1345.820698][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.820745][ T32] r7:ddde2d80 r6:83018200 r5:8552138c r4:845ba180 [ 1345.820766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.820814][ T32] r10:61c88647 r9:8558a400 r8:845ba1ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.820850][ T32] r4:845ba180 [ 1345.820872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.820930][ T32] r10:00000000 r9:845ba180 r8:8027f5e8 r7:eb929e60 r6:848e5500 r5:8558a400 [ 1345.820986][ T32] r4:00000001 [ 1345.821032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.821144][ T32] Exception stack(0xec509fb0 to 0xec509ff8) [ 1345.821205][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1345.821346][ T32] r4:84a9fa00 ** 5 printk messages dropped ** [ 1345.821864][ T32] r10:82ac11c4 r9:84abbc00 r8:80200be4 r7:e055dd5c r6:ffffffff r5:84abbc00 ** 11 printk messages dropped ** [ 1345.822295][ T32] r4:e055ddc0 ** 6 printk messages dropped ** [ 1345.822614][ T32] r5:00001000 r4:ee509000 ** 6 printk messages dropped ** [ 1345.822911][ T32] r10:61c88647 r9:84abbc00 r8:84a53dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1345.837528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.837552][ T32] r4:84a51100 [ 1345.837603][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.837651][ T32] INFO: task kworker/0:303:5559 blocked for more than 472 seconds. [ 1345.837726][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.837759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.837784][ T32] task:kworker/0:303 state:D stack:0 pid:5559 tgid:5559 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.837876][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.837970][ T32] Call trace: [ 1345.838059][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.838202][ T32] r10:82918930 r9:ec50dd84 r8:00000002 r7:60000013 r6:ec50dd8c r5:8558b000 [ 1345.838281][ T32] r4:8558b000 [ 1345.838309][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.838387][ T32] r5:8558b000 r4:8291892c [ 1345.838414][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.838460][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.838574][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec50de08 [ 1345.838611][ T32] r4:00000000 [ 1345.838635][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.838687][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.838762][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.838816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e1680 [ 1345.838842][ T32] r4:00000000 [ 1345.838888][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.838954][ T32] r9:83018005 r8:8558b000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1345.839005][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.839113][ T32] r5:00001000 r4:ebac5000 [ 1345.839163][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.839221][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.839287][ T32] r5:8556638c r4:85566000 [ 1345.839312][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.839370][ T32] r7:dddced80 r6:83018000 r5:8556638c r4:848e5580 [ 1345.839394][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.839443][ T32] r10:61c88647 r9:8558b000 r8:848e55ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.839468][ T32] r4:848e5580 [ 1345.839495][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.839546][ T32] r10:00000000 r9:848e5580 r8:8027f5e8 r7:ec505e60 r6:848e5600 r5:8558b000 [ 1345.839571][ T32] r4:00000001 [ 1345.839593][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.839631][ T32] Exception stack(0xec50dfb0 to 0xec50dff8) [ 1345.839686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.839721][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.839750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.839781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.839804][ T32] r4:85075580 [ 1345.840338][ T32] INFO: task kworker/0:303:5559 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1345.840376][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.840591][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.840640][ T32] Call trace: [ 1345.840673][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 4 printk messages dropped ** [ 1345.840866][ T32] 9d20: 7fa42000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 7 printk messages dropped ** [ 1345.841170][ T32] r4:e0529dc0 ** 4 printk messages dropped ** [ 1345.841425][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 8 printk messages dropped ** [ 1345.841830][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1345.842397][ T32] r4:84a42200 ** 4 printk messages dropped ** [ 1345.842575][ T32] task:kworker/0:304 state:D stack:0 pid:5561 tgid:5561 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1345.842767][ T32] r4:85588c00 [ 1345.842810][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.842856][ T32] r5:85588c00 r4:8291892c [ 1345.842877][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.842920][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.842980][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec515e08 [ 1345.856814][ T32] r4:00000000 [ 1345.856916][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.856989][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.857035][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.857080][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e13c0 [ 1345.857105][ T32] r4:00000000 [ 1345.857145][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.857202][ T32] r9:83018005 r8:85588c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1345.857231][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.857280][ T32] r5:00001000 r4:ebaaf000 [ 1345.857301][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.857348][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.857393][ T32] r5:85565f8c r4:85565c00 [ 1345.857414][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.857494][ T32] r7:dddced80 r6:83018000 r5:85565f8c r4:848e5680 [ 1345.857521][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.857663][ T32] r10:61c88647 r9:85588c00 r8:848e56ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.857690][ T32] r4:848e5680 [ 1345.857712][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.857760][ T32] r10:00000000 r9:848e5680 r8:8027f5e8 r7:ec50de60 r6:848e5700 r5:85588c00 [ 1345.857812][ T32] r4:00000001 [ 1345.857884][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.857998][ T32] Exception stack(0xec515fb0 to 0xec515ff8) [ 1345.858033][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.858093][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.858218][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.858284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.858309][ T32] r4:853e1300 [ 1345.858724][ T32] INFO: task kworker/0:304:5561 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1345.858761][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.858881][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.859038][ T32] Call trace: [ 1345.859083][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.859171][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1345.859234][ T32] r4:00000000 [ 1345.859257][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.859298][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1345.859329][ T32] 9d20: 7fa42000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1345.859372][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1345.859401][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1345.859427][ T32] r5:90090013 r4:80239bb0 [ 1345.859449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.859491][ T32] r4:82ac11e4 [ 1345.859524][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.859621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1345.859649][ T32] r4:e0529dc0 [ 1345.859670][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.859717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1345.859742][ T32] r4:00000000 [ 1345.859767][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.859819][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1345.859843][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.859890][ T32] r5:00001000 r4:e03bf000 [ 1345.859911][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.859954][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.860000][ T32] r5:84b0938c r4:84b09000 [ 1345.860048][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.860176][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1345.860273][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1345.860297][ T32] r4:00000001 [ 1345.860319][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.860364][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1345.860393][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.860425][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.860455][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.860576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.860608][ T32] r4:84a42200 [ 1345.860644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.860686][ T32] INFO: task kworker/1:911:5563 blocked for more than 472 seconds. [ 1345.860722][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.860750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.860772][ T32] task:kworker/1:911 state:D stack:0 pid:5563 tgid:5563 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.860818][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.860862][ T32] Call trace: [ 1345.860908][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.860985][ T32] r10:82918930 r9:ec519d84 r8:00000002 r7:60000113 r6:ec519d8c r5:8558d400 [ 1345.861140][ T32] r4:8558d400 [ 1345.861213][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.861282][ T32] r5:8558d400 r4:8291892c [ 1345.861306][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.861358][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.861410][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec519e08 [ 1345.861434][ T32] r4:00000000 [ 1345.861455][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.861518][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.861560][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.861604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9fc80 [ 1345.861638][ T32] r4:00000000 [ 1345.861662][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.861757][ T32] r9:83018205 r8:8558d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1345.861782][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.861827][ T32] r5:00001000 r4:ebae7000 [ 1345.861850][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.861890][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.861934][ T32] r5:8552178c r4:85521400 [ 1345.861955][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.862002][ T32] r7:ddde2d80 r6:83018200 r5:8552178c r4:845ba200 [ 1345.862024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.862070][ T32] r10:61c88647 r9:8558d400 r8:845ba22c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.862094][ T32] r4:845ba200 [ 1345.862114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.862161][ T32] r10:00000000 r9:845ba200 r8:8027f5e8 r7:eb929e60 r6:848e5780 r5:8558d400 [ 1345.862184][ T32] r4:00000001 [ 1345.862205][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.862254][ T32] Exception stack(0xec519fb0 to 0xec519ff8) [ 1345.862285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.862315][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.862373][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.862490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.862517][ T32] r4:84a9fd40 [ 1345.862772][ T32] INFO: task kworker/1:911:5563 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1345.862805][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.862868][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.862987][ T32] Call trace: [ 1345.871946][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.872096][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1345.872138][ T32] r4:00000000 [ 1345.872189][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.872243][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1345.872277][ T32] 9d20: 7fa42000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1345.872326][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 3 printk messages dropped ** [ 1345.872575][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1345.872814][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.873068][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1345.877769][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 2 printk messages dropped ** [ 1345.877950][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1345.877982][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.878015][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.878079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.878131][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.878155][ T32] r4:84a42200 [ 1345.878196][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.878271][ T32] INFO: task kworker/0:305:5565 blocked for more than 472 seconds. [ 1345.878309][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.878342][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.878366][ T32] task:kworker/0:305 state:D stack:0 pid:5565 tgid:5565 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.878422][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.878494][ T32] Call trace: [ 1345.878532][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.878587][ T32] r10:82918930 r9:ec521d84 r8:00000002 r7:60000013 r6:ec521d8c r5:8558c800 [ 1345.878614][ T32] r4:8558c800 [ 1345.878635][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.878675][ T32] r5:8558c800 r4:8291892c [ 1345.878695][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1345.878964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e1a00 ** 4 printk messages dropped ** [ 1345.879232][ T32] r5:00001000 r4:ebafb000 ** 2 printk messages dropped ** [ 1345.879469][ T32] r5:8556678c r4:85566400 ** 4 printk messages dropped ** [ 1345.879631][ T32] r4:848e5800 ** 7 printk messages dropped ** [ 1345.879953][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1345.880715][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1345.881123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 9 printk messages dropped ** [ 1345.881567][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1345.881809][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.881832][ T32] r4:84a4a480 [ 1345.881852][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.881898][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1345.881921][ T32] r4:00000001 [ 1345.881942][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.881978][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1345.882028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.882061][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.882088][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.882117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.882217][ T32] r4:84a42200 [ 1345.882257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.882286][ T32] INFO: task kworker/1:912:5567 blocked for more than 472 seconds. [ 1345.882314][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.882374][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.882401][ T32] task:kworker/1:912 state:D stack:0 pid:5567 tgid:5567 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.882488][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.882563][ T32] Call trace: [ 1345.882699][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1345.882760][ T32] r10:82918930 r9:ec529d84 r8:00000002 r7:60000113 r6:ec529d8c r5:8558bc00 [ 1345.882787][ T32] r4:8558bc00 [ 1345.882820][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1345.882887][ T32] r5:8558bc00 r4:8291892c [ 1345.882911][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.882951][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.882997][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec529e08 [ 1345.893891][ T32] r4:00000000 [ 1345.893972][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1345.894059][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1345.894182][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.894254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6b00 [ 1345.894281][ T32] r4:00000000 [ 1345.894304][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.894362][ T32] r9:83018205 r8:8558bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1345.894386][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.894433][ T32] r5:00001000 r4:eaa07000 [ 1345.894454][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.894533][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.894586][ T32] r5:85651b8c r4:85651800 [ 1345.894608][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.894681][ T32] r7:ddde2d80 r6:83018200 r5:85651b8c r4:845ba280 [ 1345.894707][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.894755][ T32] r10:61c88647 r9:8558bc00 r8:845ba2ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1345.894791][ T32] r4:845ba280 [ 1345.894814][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.894862][ T32] r10:00000000 r9:845ba280 r8:8027f5e8 r7:eb929e60 r6:848e5900 r5:8558bc00 [ 1345.894885][ T32] r4:00000001 [ 1345.894905][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.894943][ T32] Exception stack(0xec529fb0 to 0xec529ff8) [ 1345.894998][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.895033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.895063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.895163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.895189][ T32] r4:84a9fe80 [ 1345.895627][ T32] INFO: task kworker/1:912:5567 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1345.895671][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.895745][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.895817][ T32] Call trace: [ 1345.895903][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.896003][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1345.896135][ T32] r4:00000000 [ 1345.896161][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.896203][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1345.896259][ T32] 9d20: 7fa42000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1345.896293][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1345.896319][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1345.896350][ T32] r5:90090013 r4:80239bb0 [ 1345.896371][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.896422][ T32] r4:82ac11e4 [ 1345.896443][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.896510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1345.896535][ T32] r4:e0529dc0 [ 1345.896554][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.896598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1345.896620][ T32] r4:00000000 [ 1345.896640][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.896684][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1345.896707][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.897015][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1345.897605][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1345.898095][ T32] r10:82918930 r9:ec501d84 r8:00000002 r7:60000113 r6:ec501d8c r5:855b9800 ** 6 printk messages dropped ** [ 1345.898504][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.898672][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1345.898822][ T32] r5:00001000 r4:ec323000 [ 1345.898846][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.898887][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.898929][ T32] r5:85566b8c r4:85566800 [ 1345.898951][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.899004][ T32] r7:dddced80 r6:83018000 r5:85566b8c r4:848e5980 [ 1345.899026][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.899072][ T32] r10:61c88647 r9:855b9800 r8:848e59ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.899095][ T32] r4:848e5980 [ 1345.899113][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.899209][ T32] r10:00000000 r9:848e5980 r8:8027f5e8 r7:ec521e60 r6:845ba300 r5:855b9800 [ 1345.899236][ T32] r4:00000001 [ 1345.899257][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.899337][ T32] Exception stack(0xec501fb0 to 0xec501ff8) [ 1345.899369][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.899400][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.899427][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.899457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.899504][ T32] r4:853e1700 [ 1345.899788][ T32] INFO: task kworker/0:306:5569 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1345.899847][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.899960][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.900241][ T32] Call trace: [ 1345.900276][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.900326][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1345.900356][ T32] r4:00000000 [ 1345.900376][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1345.900520][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff ** 7 printk messages dropped ** [ 1345.900805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 4 printk messages dropped ** [ 1345.901087][ T32] r5:00001000 r4:e03bf000 [ 1345.901149][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.901194][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.901237][ T32] r5:84b0938c r4:84b09000 [ 1345.901256][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.901301][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1345.901340][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.901472][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.901499][ T32] r4:84a4a480 [ 1345.901519][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.901565][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1345.901611][ T32] r4:00000001 [ 1345.901635][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.901672][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1345.901699][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.901752][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.901806][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.901840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1345.902335][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.902898][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec535e08 ** 9 printk messages dropped ** [ 1345.919282][ T32] r5:00001000 r4:ec4e9000 ** 5 printk messages dropped ** [ 1345.919550][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1345.920702][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1345.921196][ T32] r5:90090013 r4:80239bb0 ** 11 printk messages dropped ** [ 1345.921724][ T32] r5:00001000 r4:e03bf000 ** 7 printk messages dropped ** [ 1345.922088][ T32] r4:84a4a480 ** 8 printk messages dropped ** [ 1345.922468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 15 printk messages dropped ** [ 1345.932653][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec55de08 ** 9 printk messages dropped ** [ 1345.933092][ T32] r5:00001000 r4:ec52d000 ** 4 printk messages dropped ** [ 1345.933821][ T32] r7:dddced80 r6:83018000 r5:8556738c r4:848e5a80 ** 9 printk messages dropped ** [ 1345.934251][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.934279][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.934337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.934371][ T32] r4:853e1a40 [ 1345.934787][ T32] INFO: task kworker/0:308:5573 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1345.934835][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.934934][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.934987][ T32] Call trace: [ 1345.935133][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.935191][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1345.935259][ T32] r4:00000000 [ 1345.935287][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.935329][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1345.935369][ T32] 9d20: 7fa42000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1345.935466][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1345.935600][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1345.935633][ T32] r5:90090013 r4:80239bb0 [ 1345.935659][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.935707][ T32] r4:82ac11e4 [ 1345.935730][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.935825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1345.935880][ T32] r4:e0529dc0 [ 1345.935929][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.935999][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1345.936066][ T32] r4:00000000 [ 1345.936106][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.936163][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1345.936189][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.936237][ T32] r5:00001000 r4:e03bf000 [ 1345.936336][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.936383][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.936444][ T32] r5:84b0938c r4:84b09000 [ 1345.936504][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.936606][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1345.936735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.936789][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.936814][ T32] r4:84a4a480 [ 1345.936843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.936923][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1345.937000][ T32] r4:00000001 [ 1345.937032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.937122][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1345.937153][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.937233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.937267][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.937298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.937321][ T32] r4:84a42200 [ 1345.937347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.937378][ T32] INFO: task kworker/0:309:5575 blocked for more than 472 seconds. [ 1345.937412][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1345.937785][ T32] r4:855bec00 ** 9 printk messages dropped ** [ 1345.938424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f65c0 ** 6 printk messages dropped ** [ 1345.938649][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1345.939016][ T32] Exception stack(0xec575fb0 to 0xec575ff8) ** 10 printk messages dropped ** [ 1345.939857][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 16 printk messages dropped ** [ 1345.940747][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 14 printk messages dropped ** [ 1345.941481][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 10 printk messages dropped ** [ 1345.942134][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1345.942891][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1345.963852][ T32] r5:00001000 r4:ec54d000 [ 1345.963908][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.963983][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.964033][ T32] r5:8556778c r4:85567400 [ 1345.964059][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.964127][ T32] r7:dddced80 r6:83018000 r5:8556778c r4:848e5b80 [ 1345.964152][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.964202][ T32] r10:61c88647 r9:855bc800 r8:848e5bac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.964226][ T32] r4:848e5b80 [ 1345.964247][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.964310][ T32] r10:00000000 r9:848e5b80 r8:8027f5e8 r7:ec575e60 r6:845ba500 r5:855bc800 [ 1345.964370][ T32] r4:00000001 [ 1345.964447][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.964543][ T32] Exception stack(0xec581fb0 to 0xec581ff8) [ 1345.964602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.964639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.964669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.964700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1345.964723][ T32] r4:853e1e00 [ 1345.965137][ T32] INFO: task kworker/0:310:5576 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1345.965173][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.965336][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.965477][ T32] Call trace: [ 1345.965530][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1345.965596][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1345.965646][ T32] r4:00000000 [ 1345.965683][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.965769][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1345.965825][ T32] 9d20: 7fa42000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1345.965897][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1345.965961][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1345.966018][ T32] r5:90090013 r4:80239bb0 [ 1345.966061][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1345.966587][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1345.967738][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1345.968341][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec58de08 ** 3 printk messages dropped ** [ 1345.968516][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.968569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e15c0 [ 1345.968596][ T32] r4:00000000 [ 1345.968616][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.968662][ T32] r9:83018005 r8:855be000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1345.968687][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.968744][ T32] r5:00001000 r4:ec565000 [ 1345.968768][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.968807][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.968848][ T32] r5:85567b8c r4:85567800 [ 1345.968884][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1345.968933][ T32] r7:dddced80 r6:83018000 r5:85567b8c r4:848e5c00 [ 1345.968954][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1345.969000][ T32] r10:61c88647 r9:855be000 r8:848e5c2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1345.969047][ T32] r4:848e5c00 [ 1345.969082][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1345.969155][ T32] r10:00000000 r9:848e5c00 r8:8027f5e8 r7:ec575e60 r6:845ba580 r5:855be000 ** 8 printk messages dropped ** [ 1345.969806][ T32] INFO: task kworker/0:311:5578 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 14 printk messages dropped ** [ 1345.970476][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 15 printk messages dropped ** [ 1345.971404][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1345.972038][ T32] INFO: task kworker/0:312:5580 blocked for more than 472 seconds. ** 15 printk messages dropped ** [ 1345.972823][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1345.989837][ T32] r5:85567f8c r4:85567c00 ** 8 printk messages dropped ** [ 1345.990311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1345.991672][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1345.991723][ T32] 9d20: 7fa42000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1345.991805][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1345.991842][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1345.991868][ T32] r5:90090013 r4:80239bb0 [ 1345.991890][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1345.991932][ T32] r4:82ac11e4 [ 1345.992030][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.992085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1345.992110][ T32] r4:e0529dc0 [ 1345.992131][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1345.992175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1345.992233][ T32] r4:00000000 [ 1345.992256][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1345.992305][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1345.992327][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1345.992425][ T32] r5:00001000 r4:e03bf000 [ 1345.992485][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1345.992686][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.992752][ T32] r5:84b0938c r4:84b09000 [ 1345.992812][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1345.992988][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1346.004646][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1346.005503][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 7 printk messages dropped ** [ 1346.005828][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 16 printk messages dropped ** [ 1346.006890][ T32] INFO: task kworker/0:313:5582 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 15 printk messages dropped ** [ 1346.007658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 18 printk messages dropped ** [ 1346.008545][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1346.008906][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1346.008952][ T32] task:kworker/0:314 state:D stack:0 pid:5584 tgid:5584 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.008996][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.009192][ T32] Call trace: [ 1346.009229][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.009304][ T32] r10:82918930 r9:ec5bdd84 r8:00000002 r7:60000113 r6:ec5bdd8c r5:845e8c00 [ 1346.009341][ T32] r4:845e8c00 [ 1346.009379][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.009471][ T32] r5:845e8c00 r4:8291892c [ 1346.009495][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.009536][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.009607][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5bde08 [ 1346.009711][ T32] r4:00000000 [ 1346.009734][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.009776][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.009813][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.009873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6440 [ 1346.010000][ T32] r4:00000000 [ 1346.010025][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.010121][ T32] r9:83018005 r8:845e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1346.010148][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.010193][ T32] r5:00001000 r4:ec5ad000 [ 1346.010215][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.010260][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.010304][ T32] r5:8565078c r4:85650400 [ 1346.010325][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1346.010466][ T32] r10:61c88647 r9:845e8c00 r8:848e5dac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1346.011735][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 10 printk messages dropped ** [ 1346.012383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.012454][ T32] r4:e0529dc0 [ 1346.012516][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.012590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.012658][ T32] r4:00000000 [ 1346.012694][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.012856][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.012923][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.012990][ T32] r5:00001000 r4:e03bf000 [ 1346.013095][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.030125][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.030216][ T32] r5:84b0938c r4:84b09000 [ 1346.030240][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.030292][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.030314][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.030372][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1346.030779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1346.031453][ T32] r4:845e8000 ** 7 printk messages dropped ** [ 1346.031858][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.032257][ T32] r5:00001000 r4:ec5cd000 ** 6 printk messages dropped ** [ 1346.032646][ T32] r10:61c88647 r9:845e8000 r8:848e5e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1346.044351][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 20 printk messages dropped ** [ 1346.045512][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1346.046447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1346.047138][ T32] r4:845e9800 ** 8 printk messages dropped ** [ 1346.047701][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1346.048206][ T32] r5:85651f8c r4:85651c00 ** 8 printk messages dropped ** [ 1346.048630][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.048695][ T32] Exception stack(0xec5ddfb0 to 0xec5ddff8) [ 1346.048730][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.048863][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.048909][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.048943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.048978][ T32] r4:854f64c0 [ 1346.049226][ T32] INFO: task kworker/0:316:5589 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.049259][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.049334][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.049400][ T32] Call trace: [ 1346.049485][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.049574][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.049663][ T32] r4:00000000 [ 1346.049687][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.049727][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.049756][ T32] 9d20: 7fa42000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.049786][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.049812][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.049837][ T32] r5:90090013 r4:80239bb0 [ 1346.049973][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.050019][ T32] r4:82ac11e4 [ 1346.050043][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.050190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 10 printk messages dropped ** [ 1346.050707][ T32] r5:84b0938c r4:84b09000 ** 9 printk messages dropped ** [ 1346.051361][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 13 printk messages dropped ** [ 1346.052345][ T32] r10:82918930 r9:ec5e1d84 r8:00000002 r7:60000113 r6:ec5e1d8c r5:845eb000 ** 15 printk messages dropped ** [ 1346.067163][ T32] r5:00001000 r4:ec5d9000 [ 1346.067189][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.067552][ T32] r10:61c88647 r9:845eb000 r8:848e5f2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.067575][ T32] r4:848e5f00 [ 1346.067599][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.067646][ T32] r10:00000000 r9:848e5f00 r8:8027f5e8 r7:ec5dde60 r6:845ba880 r5:845eb000 [ 1346.067668][ T32] r4:00000001 [ 1346.067688][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.067725][ T32] Exception stack(0xec5e1fb0 to 0xec5e1ff8) [ 1346.067754][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.067784][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.067856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.067911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.068013][ T32] r4:854f64c0 [ 1346.068425][ T32] INFO: task kworker/0:317:5590 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.068500][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.068605][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.068671][ T32] Call trace: [ 1346.068710][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.068764][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.068788][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.068998][ T32] r5:90090013 r4:80239bb0 ** 11 printk messages dropped ** [ 1346.069605][ T32] r5:00001000 r4:e03bf000 ** 9 printk messages dropped ** [ 1346.070103][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 13 printk messages dropped ** [ 1346.070573][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1346.071260][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.071641][ T32] r5:00001000 r4:dfabf000 ** 1 printk messages dropped ** [ 1346.071707][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1346.072649][ T32] r4:854f6800 ** 6 printk messages dropped ** [ 1346.082106][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.082426][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1346.082837][ T32] r5:00001000 r4:e03bf000 ** 10 printk messages dropped ** [ 1346.088977][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.089394][ T32] r4:84a42200 ** 8 printk messages dropped ** [ 1346.090033][ T32] r10:82918930 r9:ec525d84 r8:00000002 r7:60000113 r6:ec525d8c r5:845ec800 ** 15 printk messages dropped ** [ 1346.090796][ T32] r5:00001000 r4:eb415000 ** 2 printk messages dropped ** [ 1346.090927][ T32] r5:8565338c r4:85653000 ** 2 printk messages dropped ** [ 1346.091070][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.091121][ T32] r10:61c88647 r9:845ec800 r8:848e52ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.091145][ T32] r4:848e5280 [ 1346.091166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.091219][ T32] r10:00000000 r9:848e5280 r8:8027f5e8 r7:ec5dde60 r6:845ba980 r5:845ec800 [ 1346.091244][ T32] r4:00000001 [ 1346.091264][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.091300][ T32] Exception stack(0xec525fb0 to 0xec525ff8) [ 1346.091328][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.091365][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.091393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.091424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.091446][ T32] r4:854f6a40 [ 1346.091852][ T32] INFO: task kworker/0:319:5595 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.091909][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.092056][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.092136][ T32] Call trace: [ 1346.092180][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.092272][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.092327][ T32] r4:00000000 [ 1346.092357][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.092397][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.092425][ T32] 9d20: 7fa42000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 14 printk messages dropped ** [ 1346.105307][ T32] r5:00001000 r4:e03bf000 ** 6 printk messages dropped ** [ 1346.105793][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1346.106412][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1346.106985][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.107388][ T32] r5:00001000 r4:eb1d5000 [ 1346.107408][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.107670][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1346.108797][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.109067][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.109120][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.109154][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.109183][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.109223][ T32] r5:90090013 r4:80239bb0 [ 1346.109267][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.109311][ T32] r4:82ac11e4 [ 1346.109342][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.109387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.109434][ T32] r4:e0529dc0 [ 1346.109482][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.109529][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.109578][ T32] r4:00000000 [ 1346.109603][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.109651][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.109700][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.109746][ T32] r5:00001000 r4:e03bf000 [ 1346.109779][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.109822][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.109864][ T32] r5:84b0938c r4:84b09000 [ 1346.109884][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.109931][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.109951][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.109996][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1346.110249][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 14 printk messages dropped ** [ 1346.111203][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.111575][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec369e08 ** 9 printk messages dropped ** [ 1346.111949][ T32] r5:00001000 r4:eb213000 ** 6 printk messages dropped ** [ 1346.112258][ T32] r10:61c88647 r9:845ee000 r8:8561d02c r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1346.120095][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1346.120801][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 19 printk messages dropped ** [ 1346.121669][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1346.122171][ T32] INFO: task kworker/0:321:5602 blocked for more than 472 seconds. ** 4 printk messages dropped ** [ 1346.122374][ T32] Call trace: [ 1346.122405][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.122453][ T32] r10:82918930 r9:ec511d84 r8:00000002 r7:60000113 r6:ec511d8c r5:845eec00 [ 1346.122476][ T32] r4:845eec00 [ 1346.122495][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.122539][ T32] r5:845eec00 r4:8291892c [ 1346.122587][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.122631][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.122678][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec511e08 [ 1346.122726][ T32] r4:00000000 [ 1346.122774][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.122817][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.122855][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.122897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e1740 [ 1346.122945][ T32] r4:00000000 [ 1346.122968][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.123040][ T32] r9:83018005 r8:845eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1346.123098][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.135000][ T32] r5:00001000 r4:eb267000 [ 1346.135076][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.135155][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.135202][ T32] r5:85652b8c r4:85652800 [ 1346.135224][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1346.135548][ T32] r4:8561d080 ** 7 printk messages dropped ** [ 1346.135936][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.136842][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 10 printk messages dropped ** [ 1346.137395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 13 printk messages dropped ** [ 1346.138068][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.138141][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.138168][ T32] r4:84a4a480 [ 1346.138188][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.138285][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.138365][ T32] r4:00000001 [ 1346.138390][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.138430][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.138582][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.138641][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.138677][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.138768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.138796][ T32] r4:84a42200 [ 1346.138821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.138854][ T32] INFO: task kworker/0:322:5604 blocked for more than 472 seconds. [ 1346.138888][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.138939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.139006][ T32] task:kworker/0:322 state:D stack:0 pid:5604 tgid:5604 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.139183][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.139230][ T32] Call trace: [ 1346.139261][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.139309][ T32] r10:82918930 r9:ec375d84 r8:00000002 r7:60000113 r6:ec375d8c r5:845ea400 [ 1346.139342][ T32] r4:845ea400 [ 1346.139364][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.139406][ T32] r5:845ea400 r4:8291892c [ 1346.139426][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.139489][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.139539][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec375e08 [ 1346.139575][ T32] r4:00000000 [ 1346.139600][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1346.139811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0040 ** 4 printk messages dropped ** [ 1346.140061][ T32] r5:00001000 r4:eb2a7000 ** 1 printk messages dropped ** [ 1346.140122][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.140300][ T32] r10:61c88647 r9:845ea400 r8:8561d12c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.140325][ T32] r4:8561d100 [ 1346.140407][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.140457][ T32] r10:00000000 r9:8561d100 r8:8027f5e8 r7:ec525e60 r6:845bac00 r5:845ea400 [ 1346.140518][ T32] r4:00000001 [ 1346.140539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.140574][ T32] Exception stack(0xec375fb0 to 0xec375ff8) [ 1346.140632][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.140667][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.140695][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.140724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.140746][ T32] r4:853e0000 [ 1346.141027][ T32] INFO: task kworker/0:322:5604 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.141060][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.141151][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.141223][ T32] Call trace: [ 1346.141271][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.141324][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.141390][ T32] r4:00000000 [ 1346.141444][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.141487][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.141517][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.141546][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.141601][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.141629][ T32] r5:90090013 r4:80239bb0 [ 1346.141650][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.141690][ T32] r4:82ac11e4 [ 1346.141710][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.141752][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.141774][ T32] r4:e0529dc0 [ 1346.141793][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.141835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.141859][ T32] r4:00000000 [ 1346.141878][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.141921][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1346.142174][ T32] r5:84b0938c r4:84b09000 ** 3 printk messages dropped ** [ 1346.142341][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1346.142543][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.142569][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.142598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.142650][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.142684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.142709][ T32] r4:84a42200 [ 1346.142729][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.142753][ T32] INFO: task kworker/1:914:5607 blocked for more than 472 seconds. [ 1346.142782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.142805][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.142826][ T32] task:kworker/1:914 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.142904][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.142945][ T32] Call trace: [ 1346.143032][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.154804][ T32] r10:82918930 r9:ec36dd84 r8:00000002 r7:60000113 r6:ec36dd8c r5:855bbc00 [ 1346.154969][ T32] r4:855bbc00 [ 1346.154999][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.155066][ T32] r5:855bbc00 r4:8291892c [ 1346.155088][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1346.155178][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec36de08 ** 5 printk messages dropped ** [ 1346.155406][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.155720][ T32] r5:00001000 r4:eb39b000 [ 1346.155746][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.155921][ T32] r7:ddde2d80 r6:83018200 r5:8552238c r4:845bac80 ** 5 printk messages dropped ** [ 1346.156295][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.156516][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.157318][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.157350][ T32] r4:00000000 [ 1346.157420][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.157536][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.157630][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.157664][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.157690][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.157715][ T32] r5:90090013 r4:80239bb0 [ 1346.157736][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.157784][ T32] r4:82ac11e4 [ 1346.157832][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.157880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.157904][ T32] r4:e0529dc0 [ 1346.157924][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.157966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.157988][ T32] r4:00000000 [ 1346.158008][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.158086][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.158123][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.158452][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 7 printk messages dropped ** [ 1346.158744][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 6 printk messages dropped ** [ 1346.159084][ T32] INFO: task kworker/1:915:5609 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1346.159361][ T32] r4:855c0000 ** 4 printk messages dropped ** [ 1346.159572][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec391e08 ** 5 printk messages dropped ** [ 1346.159829][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.159995][ T32] r5:00001000 r4:eb8ef000 [ 1346.160016][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.160262][ T32] r7:ddde2d80 r6:83018200 r5:85522b8c r4:845bad80 [ 1346.160286][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.160338][ T32] r10:61c88647 r9:855c0000 r8:845badac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.160364][ T32] r4:845bad80 [ 1346.160384][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.160443][ T32] r10:00000000 r9:845bad80 r8:8027f5e8 r7:ec36de60 r6:845bae00 r5:855c0000 [ 1346.160503][ T32] r4:00000001 [ 1346.160539][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.160579][ T32] Exception stack(0xec391fb0 to 0xec391ff8) [ 1346.160607][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.160638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.160691][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.160728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.160776][ T32] r4:85619d40 [ 1346.161014][ T32] INFO: task kworker/1:915:5609 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.161072][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.161135][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.161182][ T32] Call trace: [ 1346.161262][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.161313][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.161347][ T32] r4:00000000 [ 1346.161368][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.161422][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.161480][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.161515][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.161541][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff ** 2 printk messages dropped ** [ 1346.161679][ T32] r4:82ac11e4 [ 1346.161703][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.161762][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.161800][ T32] r4:e0529dc0 [ 1346.161823][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.161890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.161916][ T32] r4:00000000 [ 1346.162088][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.162138][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.162162][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.162203][ T32] r5:00001000 r4:e03bf000 [ 1346.162223][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.162260][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.162301][ T32] r5:84b0938c r4:84b09000 [ 1346.162340][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.162390][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.162412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.162567][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 9 printk messages dropped ** [ 1346.162926][ T32] INFO: task kworker/1:916:5610 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1346.174083][ T32] r4:855c0c00 ** 4 printk messages dropped ** [ 1346.174383][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3b9e08 ** 9 printk messages dropped ** [ 1346.174809][ T32] r5:00001000 r4:eb8cb000 [ 1346.174905][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.175066][ T32] r7:ddde2d80 r6:83018200 r5:8552278c r4:845bae80 ** 7 printk messages dropped ** [ 1346.175622][ T32] Exception stack(0xec3b9fb0 to 0xec3b9ff8) ** 5 printk messages dropped ** [ 1346.176255][ T32] INFO: task kworker/1:916:5610 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.176305][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.176403][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.176534][ T32] Call trace: [ 1346.176585][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.176694][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.176723][ T32] r4:00000000 [ 1346.176747][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.176787][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.176840][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.176874][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.176902][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.176986][ T32] r5:90090013 r4:80239bb0 [ 1346.177017][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.177059][ T32] r4:82ac11e4 [ 1346.177079][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.177124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.177204][ T32] r4:e0529dc0 [ 1346.177260][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.177367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.177421][ T32] r4:00000000 [ 1346.177469][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.177526][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.177557][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.177629][ T32] r5:00001000 r4:e03bf000 [ 1346.177654][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.177694][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.177774][ T32] r5:84b0938c r4:84b09000 [ 1346.177799][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.177847][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.177893][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.177998][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.178071][ T32] r4:84a4a480 ** 2 printk messages dropped ** [ 1346.178173][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.178350][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.178724][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.179053][ T32] r5:855c1800 r4:8291892c ** 5 printk messages dropped ** [ 1346.179427][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.179941][ T32] r5:00001000 r4:eb497000 [ 1346.180041][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.180085][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.180145][ T32] r5:8565378c r4:85653400 [ 1346.180169][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.180218][ T32] r7:dddced80 r6:83018000 r5:8565378c r4:8561d180 [ 1346.180240][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.180287][ T32] r10:61c88647 r9:855c1800 r8:8561d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.180310][ T32] r4:8561d180 [ 1346.180338][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.180492][ T32] r10:00000000 r9:8561d180 r8:8027f5e8 r7:ec525e60 r6:845baf80 r5:855c1800 [ 1346.180559][ T32] r4:00000001 [ 1346.180658][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.180716][ T32] Exception stack(0xec3c1fb0 to 0xec3c1ff8) [ 1346.180772][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.180806][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.180835][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.180866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.180889][ T32] r4:853e01c0 [ 1346.181169][ T32] INFO: task kworker/0:323:5611 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.181203][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.181296][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.181369][ T32] Call trace: [ 1346.181479][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.181540][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.181567][ T32] r4:00000000 [ 1346.181588][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.181628][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.181683][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.181719][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.181799][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.181846][ T32] r5:90090013 r4:80239bb0 ** 1 printk messages dropped ** [ 1346.181956][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.182185][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 6 printk messages dropped ** [ 1346.182515][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.182848][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 7 printk messages dropped ** [ 1346.202176][ T32] r4:84a42200 ** 5 printk messages dropped ** [ 1346.202538][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.202868][ T32] r5:855c3c00 r4:8291892c ** 1 printk messages dropped ** [ 1346.202980][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.207924][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3e5e08 [ 1346.208072][ T32] r4:00000000 [ 1346.208103][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.208161][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.208203][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.208246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a9ff80 [ 1346.208294][ T32] r4:00000000 [ 1346.208340][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.208428][ T32] r9:83018005 r8:855c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1346.208528][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.208599][ T32] r5:00001000 r4:eb899000 [ 1346.208646][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.208698][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.208742][ T32] r5:85655b8c r4:85655800 [ 1346.208763][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.208811][ T32] r7:dddced80 r6:83018000 r5:85655b8c r4:8561d200 [ 1346.208832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.208903][ T32] r10:61c88647 r9:855c3c00 r8:8561d22c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.208930][ T32] r4:8561d200 [ 1346.208975][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.209026][ T32] r10:00000000 r9:8561d200 r8:8027f5e8 r7:ec3c1e60 r6:85615000 r5:855c3c00 [ 1346.209049][ T32] r4:00000001 [ 1346.209068][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.209150][ T32] Exception stack(0xec3e5fb0 to 0xec3e5ff8) [ 1346.209209][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.209284][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.209341][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.209459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.209485][ T32] r4:853e0400 [ 1346.209896][ T32] INFO: task kworker/0:324:5614 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.209930][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.210111][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.210241][ T32] Call trace: [ 1346.210306][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.210372][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.210399][ T32] r4:00000000 [ 1346.210419][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.210484][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.210517][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.210546][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.210603][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.210893][ T32] r5:90090013 r4:80239bb0 [ 1346.210949][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.210998][ T32] r4:82ac11e4 [ 1346.211020][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.211074][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.211113][ T32] r4:e0529dc0 [ 1346.211133][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.211230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.211258][ T32] r4:00000000 [ 1346.211340][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.211423][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.211452][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.211694][ T32] r5:84b0938c r4:84b09000 ** 3 printk messages dropped ** [ 1346.211896][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.212373][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.212631][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.212924][ T32] r4:855c2400 ** 4 printk messages dropped ** [ 1346.221691][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3e9e08 ** 9 printk messages dropped ** [ 1346.222091][ T32] r5:00001000 r4:eb5a5000 [ 1346.222116][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.222183][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.222231][ T32] r5:85653b8c r4:85653800 [ 1346.222254][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.222343][ T32] r7:dddced80 r6:83018000 r5:85653b8c r4:8561d280 [ 1346.222375][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.222431][ T32] r10:61c88647 r9:855c2400 r8:8561d2ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.222456][ T32] r4:8561d280 [ 1346.222478][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.222554][ T32] r10:00000000 r9:8561d280 r8:8027f5e8 r7:ec3e5e60 r6:85615080 r5:855c2400 [ 1346.222584][ T32] r4:00000001 [ 1346.222611][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.222676][ T32] Exception stack(0xec3e9fb0 to 0xec3e9ff8) [ 1346.222716][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.222748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.222778][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.222850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.222877][ T32] r4:853e0640 [ 1346.228422][ T32] INFO: task kworker/0:325:5615 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.228590][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.228675][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.228805][ T32] Call trace: [ 1346.228868][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.228929][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.228957][ T32] r4:00000000 [ 1346.228979][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.229019][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.229056][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.229111][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.229168][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.229197][ T32] r5:90090013 r4:80239bb0 [ 1346.229301][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.229383][ T32] r4:82ac11e4 [ 1346.229448][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.229496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.229520][ T32] r4:e0529dc0 [ 1346.229540][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.229775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.229803][ T32] r4:00000000 [ 1346.229825][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.229875][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.229898][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.229941][ T32] r5:00001000 r4:e03bf000 [ 1346.229986][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.230031][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.230103][ T32] r5:84b0938c r4:84b09000 [ 1346.230128][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.230177][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.230198][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.230262][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.230313][ T32] r4:84a4a480 [ 1346.230454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.230506][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.230703][ T32] r4:00000001 [ 1346.230728][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.230779][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.230832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.230914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.230945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1346.231197][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1346.231547][ T32] r10:82918930 r9:ec3f9d84 r8:00000002 r7:60000113 r6:ec3f9d8c r5:855c5400 ** 6 printk messages dropped ** [ 1346.231885][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.232408][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.232458][ T32] r5:00001000 r4:eb61f000 ** 1 printk messages dropped ** [ 1346.232572][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.232680][ T32] r5:85653f8c r4:85653c00 [ 1346.232733][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.232784][ T32] r7:dddced80 r6:83018000 r5:85653f8c r4:8561d300 [ 1346.232808][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.232854][ T32] r10:61c88647 r9:855c5400 r8:8561d32c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.232877][ T32] r4:8561d300 [ 1346.232897][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.232957][ T32] r10:00000000 r9:8561d300 r8:8027f5e8 r7:ec3e5e60 r6:85615100 r5:855c5400 [ 1346.233059][ T32] r4:00000001 [ 1346.240698][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.240808][ T32] Exception stack(0xec3f9fb0 to 0xec3f9ff8) [ 1346.240913][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.240948][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.241061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.241126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.241157][ T32] r4:853e0480 [ 1346.241609][ T32] INFO: task kworker/0:326:5617 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.241649][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.241839][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.242011][ T32] Call trace: [ 1346.242080][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.242137][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.242163][ T32] r4:00000000 [ 1346.242184][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.242277][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.242466][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.242631][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.242663][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.242701][ T32] r5:90090013 r4:80239bb0 [ 1346.242726][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.242773][ T32] r4:82ac11e4 [ 1346.242794][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.242838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.242886][ T32] r4:e0529dc0 [ 1346.242911][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.242957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.242980][ T32] r4:00000000 [ 1346.243126][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.248854][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.248904][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.248996][ T32] r5:00001000 r4:e03bf000 [ 1346.249022][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.249066][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.249186][ T32] r5:84b0938c r4:84b09000 ** 1 printk messages dropped ** [ 1346.249259][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 5 printk messages dropped ** [ 1346.249623][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.249887][ T32] r4:84a42200 ** 2 printk messages dropped ** [ 1346.250101][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.250711][ T32] r4:855c6000 ** 3 printk messages dropped ** [ 1346.250943][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.251585][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.251672][ T32] r5:00001000 r4:eb6a5000 ** 1 printk messages dropped ** [ 1346.251764][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.252031][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1346.252423][ T32] Exception stack(0xec415fb0 to 0xec415ff8) ** 5 printk messages dropped ** [ 1346.263614][ T32] INFO: task kworker/0:327:5619 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 1 printk messages dropped ** [ 1346.263889][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.263957][ T32] Call trace: [ 1346.264129][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.264191][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.264218][ T32] r4:00000000 [ 1346.264256][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.264337][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.264377][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.264450][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.264519][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.264576][ T32] r5:90090013 r4:80239bb0 [ 1346.264643][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.264717][ T32] r4:82ac11e4 [ 1346.264748][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.264795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.264820][ T32] r4:e0529dc0 [ 1346.264882][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.264987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.265040][ T32] r4:00000000 [ 1346.265064][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.265113][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.265136][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.265236][ T32] r5:00001000 r4:e03bf000 [ 1346.265261][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.265312][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.265366][ T32] r5:84b0938c r4:84b09000 [ 1346.265389][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.265464][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.265518][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.265579][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.265628][ T32] r4:84a4a480 [ 1346.265653][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.265703][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.265727][ T32] r4:00000001 [ 1346.265748][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.265837][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.265874][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.265904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.265934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.266006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.266059][ T32] r4:84a42200 [ 1346.266086][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.266164][ T32] INFO: task kworker/0:328:5621 blocked for more than 472 seconds. [ 1346.266201][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.266229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.266250][ T32] task:kworker/0:328 state:D stack:0 pid:5621 tgid:5621 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.266714][ T32] r5:855c3000 r4:8291892c ** 2 printk messages dropped ** [ 1346.266836][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec429e08 ** 8 printk messages dropped ** [ 1346.267260][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.267329][ T32] r5:00001000 r4:eb6d1000 [ 1346.267413][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.267728][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.268106][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.268831][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.269348][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.269424][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.269460][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.269488][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.269605][ T32] r5:90090013 r4:80239bb0 [ 1346.269631][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.269672][ T32] r4:82ac11e4 [ 1346.269693][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.269736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.269809][ T32] r4:e0529dc0 [ 1346.269840][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.269901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.270010][ T32] r4:00000000 [ 1346.270041][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.270092][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.270115][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.270158][ T32] r5:00001000 r4:e03bf000 [ 1346.270179][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.270280][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.270328][ T32] r5:84b0938c r4:84b09000 [ 1346.270361][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.270461][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.270517][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.270569][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.270593][ T32] r4:84a4a480 [ 1346.270619][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.270668][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.270691][ T32] r4:00000001 [ 1346.270712][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.270747][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.270825][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1346.270941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1346.271260][ T32] task:kworker/0:329 state:D stack:0 pid:5623 tgid:5623 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1346.271742][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.271844][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec455e08 [ 1346.271896][ T32] r4:00000000 [ 1346.271926][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.271992][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.272033][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.272079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0c00 [ 1346.272180][ T32] r4:00000000 [ 1346.272203][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.272248][ T32] r9:83018005 r8:855c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1346.272271][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.272311][ T32] r5:00001000 r4:eb787000 [ 1346.272338][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.272453][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.272581][ T32] r5:85654b8c r4:85654800 [ 1346.272710][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.272818][ T32] r7:dddced80 r6:83018000 r5:85654b8c r4:8561d480 [ 1346.272850][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.272897][ T32] r10:61c88647 r9:855c6c00 r8:8561d4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.272920][ T32] r4:8561d480 [ 1346.272940][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.273063][ T32] r10:00000000 r9:8561d480 r8:8027f5e8 r7:ec3e5e60 r6:85615280 r5:855c6c00 [ 1346.293463][ T32] r4:00000001 [ 1346.293538][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.293609][ T32] Exception stack(0xec455fb0 to 0xec455ff8) [ 1346.293642][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.293672][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.293716][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.293751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.293774][ T32] r4:853e0c00 [ 1346.294183][ T32] INFO: task kworker/0:329:5623 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 1 printk messages dropped ** [ 1346.294375][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.295086][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 6 printk messages dropped ** [ 1346.295446][ T32] r4:e0529dc0 ** 2 printk messages dropped ** [ 1346.295585][ T32] r4:00000000 [ 1346.295610][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.295659][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.295682][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.295725][ T32] r5:00001000 r4:e03bf000 [ 1346.295747][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.295787][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.295832][ T32] r5:84b0938c r4:84b09000 [ 1346.295854][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.295983][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.296109][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.296162][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.296186][ T32] r4:84a4a480 [ 1346.296207][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.296353][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.296410][ T32] r4:00000001 [ 1346.296497][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.296546][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.296625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.296661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.296691][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.296751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.296876][ T32] r4:84a42200 [ 1346.297003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.297036][ T32] INFO: task kworker/0:330:5625 blocked for more than 472 seconds. [ 1346.297071][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.297099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.297124][ T32] task:kworker/0:330 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.297174][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.297215][ T32] Call trace: [ 1346.297341][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.297409][ T32] r10:82918930 r9:ec479d84 r8:00000002 r7:60000113 r6:ec479d8c r5:855c8c00 [ 1346.297436][ T32] r4:855c8c00 [ 1346.297510][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.297555][ T32] r5:855c8c00 r4:8291892c [ 1346.297577][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.297618][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.297664][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec479e08 [ 1346.297686][ T32] r4:00000000 [ 1346.297730][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1346.297985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:853e0d80 ** 4 printk messages dropped ** [ 1346.298170][ T32] r5:00001000 r4:eb79f000 ** 3 printk messages dropped ** [ 1346.298450][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.298920][ T32] Exception stack(0xec479fb0 to 0xec479ff8) ** 1 printk messages dropped ** [ 1346.299074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.299289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.299322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.299354][ T32] r4:853e0a40 [ 1346.299648][ T32] INFO: task kworker/0:330:5625 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.299681][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.299743][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.299787][ T32] Call trace: [ 1346.299837][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.299888][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.299913][ T32] r4:00000000 [ 1346.299983][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.300029][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.300059][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.300091][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.300118][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff ** 3 printk messages dropped ** [ 1346.300315][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1346.300943][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.301321][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 9 printk messages dropped ** [ 1346.301742][ T32] INFO: task kworker/0:331:5627 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1346.302257][ T32] r4:855c8000 ** 3 printk messages dropped ** [ 1346.302498][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.302850][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.302991][ T32] r5:00001000 r4:eb7bf000 [ 1346.303107][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.320817][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.320946][ T32] r5:8565538c r4:85655000 [ 1346.320984][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.321047][ T32] r7:dddced80 r6:83018000 r5:8565538c r4:8561d580 [ 1346.321075][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.321122][ T32] r10:61c88647 r9:855c8000 r8:8561d5ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.321178][ T32] r4:8561d580 [ 1346.321203][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.321251][ T32] r10:00000000 r9:8561d580 r8:8027f5e8 r7:ec3e5e60 r6:85615380 r5:855c8000 [ 1346.321297][ T32] r4:00000001 [ 1346.321341][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.321410][ T32] Exception stack(0xec5edfb0 to 0xec5edff8) [ 1346.321463][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.321500][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.321557][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.321594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.321619][ T32] r4:853e0bc0 [ 1346.322034][ T32] INFO: task kworker/0:331:5627 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.322069][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.322230][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.322338][ T32] Call trace: [ 1346.322409][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.322477][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.322530][ T32] r4:00000000 [ 1346.322746][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.322899][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.323012][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.328734][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.328835][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.328868][ T32] r5:90090013 r4:80239bb0 [ 1346.328917][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.328992][ T32] r4:82ac11e4 [ 1346.329049][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.329104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.329127][ T32] r4:e0529dc0 [ 1346.329172][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.329226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.329274][ T32] r4:00000000 [ 1346.329299][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.329357][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.329432][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.329508][ T32] r5:00001000 r4:e03bf000 [ 1346.329534][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.329625][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.329673][ T32] r5:84b0938c r4:84b09000 [ 1346.329697][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.329885][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.329912][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.329995][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.330021][ T32] r4:84a4a480 [ 1346.330042][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.330089][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.330111][ T32] r4:00000001 [ 1346.330131][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.330169][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.330198][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.330257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.330289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.330336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.330363][ T32] r4:84a42200 [ 1346.330415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.330485][ T32] INFO: task kworker/0:332:5629 blocked for more than 472 seconds. [ 1346.330522][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1346.330723][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1346.331524][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1346.331854][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.332016][ T32] r5:00001000 r4:eb7e3000 [ 1346.332062][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.332150][ T32] r5:8565578c r4:85655400 ** 4 printk messages dropped ** [ 1346.332323][ T32] r4:8561d600 ** 4 printk messages dropped ** [ 1346.332692][ T32] Exception stack(0xec5f5fb0 to 0xec5f5ff8) [ 1346.332722][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.332784][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.332912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.332958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.333082][ T32] r4:853e0d40 [ 1346.344000][ T32] INFO: task kworker/0:332:5629 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.344064][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.344143][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.344231][ T32] Call trace: [ 1346.344276][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.344391][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.344456][ T32] r4:00000000 [ 1346.344517][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.344565][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.344624][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.344710][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.344743][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.344785][ T32] r5:90090013 r4:80239bb0 [ 1346.344811][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.344860][ T32] r4:82ac11e4 [ 1346.344900][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.344960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.344987][ T32] r4:e0529dc0 [ 1346.345010][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.345057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.345105][ T32] r4:00000000 [ 1346.345131][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.345185][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.345223][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.345305][ T32] r5:00001000 r4:e03bf000 [ 1346.345338][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.345396][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.345448][ T32] r5:84b0938c r4:84b09000 [ 1346.345471][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.345547][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.345674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.345752][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.345782][ T32] r4:84a4a480 [ 1346.345857][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.345982][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.346011][ T32] r4:00000001 [ 1346.346058][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.346098][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.346201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.346287][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.346340][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1346.346460][ T32] INFO: task kworker/0:333:5631 blocked for more than 472 seconds. ** 7 printk messages dropped ** [ 1346.346954][ T32] r4:855c9800 ** 3 printk messages dropped ** [ 1346.347104][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.347669][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.347713][ T32] r5:00001000 r4:eb985000 ** 1 printk messages dropped ** [ 1346.347772][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.347966][ T32] r10:61c88647 r9:855c9800 r8:8561d6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1346.348279][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.348336][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.348482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.348546][ T32] r4:853e0f80 [ 1346.348850][ T32] INFO: task kworker/0:333:5631 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.348884][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.348965][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.349014][ T32] Call trace: [ 1346.349054][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.349116][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.349144][ T32] r4:00000000 [ 1346.349165][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.349261][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.349294][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.349324][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.349360][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.349385][ T32] r5:90090013 r4:80239bb0 [ 1346.349407][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.349446][ T32] r4:82ac11e4 [ 1346.349466][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.349524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.349550][ T32] r4:e0529dc0 [ 1346.349605][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.349650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.349677][ T32] r4:00000000 [ 1346.349698][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.349942][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.349969][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.350013][ T32] r5:00001000 r4:e03bf000 [ 1346.350034][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.350072][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.350348][ T32] r5:84b0938c r4:84b09000 [ 1346.350374][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.350522][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.350548][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.350595][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.350617][ T32] r4:84a4a480 [ 1346.350636][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.350681][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.350705][ T32] r4:00000001 [ 1346.350752][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.350804][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.350838][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.350890][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.350958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.350994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.351018][ T32] r4:84a42200 [ 1346.351038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1346.351343][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.351702][ T32] r5:855cbc00 r4:8291892c ** 3 printk messages dropped ** [ 1346.351832][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.352072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85617ec0 ** 4 printk messages dropped ** [ 1346.352220][ T32] r5:00001000 r4:eb909000 [ 1346.352256][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.352443][ T32] r7:ddde2d80 r6:83018200 r5:85522f8c r4:85615500 ** 6 printk messages dropped ** [ 1346.352737][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1346.352992][ T32] r4:85617a80 [ 1346.371253][ T32] INFO: task kworker/1:917:5634 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.371378][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.371519][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.371585][ T32] Call trace: [ 1346.371618][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.371689][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.371725][ T32] r4:00000000 [ 1346.371747][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.371834][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.371928][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.371992][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.372029][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.372057][ T32] r5:90090013 r4:80239bb0 [ 1346.372098][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.372147][ T32] r4:82ac11e4 [ 1346.372168][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.372210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.372233][ T32] r4:e0529dc0 [ 1346.372252][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.372336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.372365][ T32] r4:00000000 [ 1346.372386][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.372432][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.372495][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.372566][ T32] r5:00001000 r4:e03bf000 [ 1346.372739][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.372816][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.372897][ T32] r5:84b0938c r4:84b09000 [ 1346.372924][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.372973][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.372995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.381691][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.381794][ T32] r4:84a4a480 [ 1346.381822][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.381968][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.381999][ T32] r4:00000001 [ 1346.382020][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.382059][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.382090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.382221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.382260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.382307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.382341][ T32] r4:84a42200 [ 1346.382368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.382425][ T32] INFO: task kworker/1:918:5636 blocked for more than 472 seconds. [ 1346.382588][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.382724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.382836][ T32] task:kworker/1:918 state:D stack:0 pid:5636 tgid:5636 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.382901][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1346.385848][ T32] r4:855cc800 ** 4 printk messages dropped ** [ 1346.386236][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec39de08 ** 8 printk messages dropped ** [ 1346.386681][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.386740][ T32] r5:00001000 r4:eb939000 ** 1 printk messages dropped ** [ 1346.386804][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.387377][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.387465][ T32] r10:61c88647 r9:855cc800 r8:8561562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.387492][ T32] r4:85615600 [ 1346.387513][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.387560][ T32] r10:00000000 r9:85615600 r8:8027f5e8 r7:ec5f1e60 r6:85615680 r5:855cc800 [ 1346.387584][ T32] r4:00000001 [ 1346.387605][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.387642][ T32] Exception stack(0xec39dfb0 to 0xec39dff8) [ 1346.387672][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.387704][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.387892][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.387928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.388000][ T32] r4:85617a80 [ 1346.388430][ T32] INFO: task kworker/1:918:5636 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.388526][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.388722][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.388775][ T32] Call trace: [ 1346.388835][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.388895][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.388970][ T32] r4:00000000 [ 1346.389023][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 6 printk messages dropped ** [ 1346.389397][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.389609][ T32] r4:e0529dc0 ** 5 printk messages dropped ** [ 1346.389902][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1346.390322][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1346.390537][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 7 printk messages dropped ** [ 1346.391038][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1346.391819][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.392366][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.392488][ T32] r5:00001000 r4:ea91b000 ** 1 printk messages dropped ** [ 1346.392618][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.392880][ T32] r10:61c88647 r9:855cd400 r8:8561572c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.408042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1346.409624][ T32] r5:90090013 r4:80239bb0 ** 2 printk messages dropped ** [ 1346.409852][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.409922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.410040][ T32] r4:e0529dc0 [ 1346.410132][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.410191][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.410214][ T32] r4:00000000 [ 1346.410259][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.410311][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.410392][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.410441][ T32] r5:00001000 r4:e03bf000 [ 1346.410462][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.410504][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.410573][ T32] r5:84b0938c r4:84b09000 [ 1346.410600][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.410680][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.410705][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.410754][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.410801][ T32] r4:84a4a480 [ 1346.410856][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.410908][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.410933][ T32] r4:00000001 [ 1346.411005][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.411048][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.411105][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.411141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.411170][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.411225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.411263][ T32] r4:84a42200 [ 1346.411289][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.411319][ T32] INFO: task kworker/1:920:5639 blocked for more than 472 seconds. [ 1346.411362][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.411391][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.411413][ T32] task:kworker/1:920 state:D stack:0 pid:5639 tgid:5639 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.411484][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.411564][ T32] Call trace: [ 1346.411626][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.411680][ T32] r10:82918930 r9:ec5fdd84 r8:00000002 r7:60000113 r6:ec5fdd8c r5:855ce000 [ 1346.411704][ T32] r4:855ce000 [ 1346.411735][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.411783][ T32] r5:855ce000 r4:8291892c [ 1346.411805][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.411845][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.411892][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5fde08 [ 1346.411915][ T32] r4:00000000 [ 1346.411935][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.411997][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.412061][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1346.412437][ T32] r5:00001000 r4:ead35000 [ 1346.412506][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.412599][ T32] r5:85523f8c r4:85523c00 ** 3 printk messages dropped ** [ 1346.412733][ T32] r10:61c88647 r9:855ce000 r8:8561582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1346.422837][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.424421][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 6 printk messages dropped ** [ 1346.424661][ T32] r5:90090013 r4:80239bb0 ** 4 printk messages dropped ** [ 1346.425018][ T32] r4:e0529dc0 ** 5 printk messages dropped ** [ 1346.425292][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.425513][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.425685][ T32] r5:84b0938c r4:84b09000 [ 1346.425714][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.425773][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.425822][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.425873][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.425897][ T32] r4:84a4a480 [ 1346.425939][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.425997][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.426072][ T32] r4:00000001 [ 1346.426199][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.426320][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.426443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.426477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.426556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.426615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.426675][ T32] r4:84a42200 [ 1346.426703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.426737][ T32] INFO: task kworker/0:334:5642 blocked for more than 472 seconds. [ 1346.426771][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.426798][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.426857][ T32] task:kworker/0:334 state:D stack:0 pid:5642 tgid:5642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.426957][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.427077][ T32] Call trace: [ 1346.427174][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.427305][ T32] r10:82918930 r9:ec609d84 r8:00000002 r7:60000113 r6:ec609d8c r5:855ca400 [ 1346.427346][ T32] r4:855ca400 [ 1346.427369][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.427412][ T32] r5:855ca400 r4:8291892c [ 1346.427433][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.427507][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.427559][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec609e08 [ 1346.427584][ T32] r4:00000000 [ 1346.427605][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.427645][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.427694][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.427741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:854f6900 [ 1346.427765][ T32] r4:00000000 [ 1346.427785][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.427858][ T32] r9:83018005 r8:855ca400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1346.427924][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.427997][ T32] r5:00001000 r4:eb959000 [ 1346.428046][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.428104][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.428185][ T32] r5:85655f8c r4:85655c00 [ 1346.428260][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.428310][ T32] r7:dddced80 r6:83018000 r5:85655f8c r4:8561d700 [ 1346.428358][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.428485][ T32] r10:61c88647 r9:855ca400 r8:8561d72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.428544][ T32] r4:8561d700 [ 1346.428579][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.428631][ T32] r10:00000000 r9:8561d700 r8:8027f5e8 r7:ec5f9e60 r6:85615900 r5:855ca400 [ 1346.428707][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1346.428766][ T32] Exception stack(0xec609fb0 to 0xec609ff8) ** 6 printk messages dropped ** [ 1346.429292][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.429971][ T32] r5:90090013 r4:80239bb0 ** 3 printk messages dropped ** [ 1346.430126][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 7 printk messages dropped ** [ 1346.430472][ T32] r5:00001000 r4:e03bf000 [ 1346.430503][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.430544][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.430585][ T32] r5:84b0938c r4:84b09000 [ 1346.430622][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.430671][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.430692][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.430755][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.430781][ T32] r4:84a4a480 [ 1346.430828][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.430877][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.430901][ T32] r4:00000001 [ 1346.430922][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.431011][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.431056][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.431139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.431172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.431227][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.431265][ T32] r4:84a42200 [ 1346.431366][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.431403][ T32] INFO: task kworker/0:335:5644 blocked for more than 472 seconds. [ 1346.431433][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.431465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.431509][ T32] task:kworker/0:335 state:D stack:0 pid:5644 tgid:5644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.431578][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.431666][ T32] Call trace: [ 1346.431780][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.431838][ T32] r10:82918930 r9:ec60dd84 r8:00000002 r7:60000013 r6:ec60dd8c r5:855c4800 [ 1346.431863][ T32] r4:855c4800 [ 1346.431937][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.431991][ T32] r5:855c4800 r4:8291892c [ 1346.432013][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.432132][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.432186][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec60de08 [ 1346.432209][ T32] r4:00000000 [ 1346.432228][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.432266][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.432302][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 3 printk messages dropped ** [ 1346.432696][ T32] r9:83018005 r8:855c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 1 printk messages dropped ** [ 1346.432844][ T32] r5:00001000 r4:eb099000 ** 1 printk messages dropped ** [ 1346.432907][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1346.454059][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.454107][ T32] r10:61c88647 r9:855c4800 r8:8561d7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.454148][ T32] r4:8561d780 [ 1346.454174][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.454223][ T32] r10:00000000 r9:8561d780 r8:8027f5e8 r7:ec5f9e60 r6:85615980 r5:855c4800 [ 1346.454246][ T32] r4:00000001 [ 1346.454267][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.454334][ T32] Exception stack(0xec60dfb0 to 0xec60dff8) [ 1346.454394][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.454463][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.454497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.454605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.454732][ T32] r4:854f6780 [ 1346.455142][ T32] INFO: task kworker/0:335:5644 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.455177][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.455314][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.455419][ T32] Call trace: [ 1346.455469][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.455526][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.455554][ T32] r4:00000000 [ 1346.455597][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.455642][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.455675][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.455707][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.455734][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.455759][ T32] r5:90090013 r4:80239bb0 [ 1346.455830][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.455887][ T32] r4:82ac11e4 [ 1346.455908][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.456003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.456036][ T32] r4:e0529dc0 [ 1346.456057][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.456103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.456150][ T32] r4:00000000 [ 1346.456176][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.456274][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.456325][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.456390][ T32] r5:00001000 r4:e03bf000 [ 1346.456495][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.456552][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.456669][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1346.457173][ T32] r4:00000001 [ 1346.457259][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.457339][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.457372][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.457405][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.457433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.457478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.457522][ T32] r4:84a42200 [ 1346.457548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.457667][ T32] INFO: task kworker/0:336:5645 blocked for more than 472 seconds. [ 1346.457709][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.457737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.457758][ T32] task:kworker/0:336 state:D stack:0 pid:5645 tgid:5645 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.457867][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.457998][ T32] Call trace: [ 1346.458293][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.458361][ T32] r10:82918930 r9:ebaa1d84 r8:00000002 r7:60000013 r6:ebaa1d8c r5:855d0000 [ 1346.458443][ T32] r4:855d0000 [ 1346.458469][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.458554][ T32] r5:855d0000 r4:8291892c [ 1346.458607][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.458710][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1346.458878][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.459173][ T32] r5:00001000 r4:eb9a9000 [ 1346.459254][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.459483][ T32] r7:dddced80 r6:83018000 r5:8565678c r4:8561d800 ** 5 printk messages dropped ** [ 1346.459678][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1346.459868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1346.460559][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.460789][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1346.461169][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1346.461284][ T32] r4:e0529dc0 ** 6 printk messages dropped ** [ 1346.461685][ T32] r5:00001000 r4:e03bf000 ** 3 printk messages dropped ** [ 1346.461849][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.461895][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.461916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.462013][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.462070][ T32] r4:84a4a480 [ 1346.462144][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.462254][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.462306][ T32] r4:00000001 [ 1346.462400][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.462442][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.462470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.462550][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.462582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.462664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.462715][ T32] r4:84a42200 [ 1346.462745][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.462775][ T32] INFO: task kworker/0:337:5649 blocked for more than 472 seconds. [ 1346.462803][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.462827][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.462873][ T32] task:kworker/0:337 state:D stack:0 pid:5649 tgid:5649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.462924][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.477096][ T32] Call trace: [ 1346.477227][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.477307][ T32] r10:82918930 r9:ec601d84 r8:00000002 r7:60000113 r6:ec601d8c r5:855d0c00 [ 1346.477341][ T32] r4:855d0c00 [ 1346.477365][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.477454][ T32] r5:855d0c00 r4:8291892c [ 1346.477480][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.477569][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.477729][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec601e08 [ 1346.477893][ T32] r4:00000000 [ 1346.477921][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.477963][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.478029][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.478122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85623540 [ 1346.478221][ T32] r4:00000000 [ 1346.478282][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.478347][ T32] r9:83018005 r8:855d0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1346.478374][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.478446][ T32] r5:00001000 r4:eaf01000 [ 1346.478575][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.478622][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.478666][ T32] r5:85656b8c r4:85656800 [ 1346.478706][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.478758][ T32] r7:dddced80 r6:83018000 r5:85656b8c r4:8561d880 [ 1346.478831][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.478992][ T32] r10:61c88647 r9:855d0c00 r8:8561d8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.479207][ T32] r4:8561d880 [ 1346.479252][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.479329][ T32] r10:00000000 r9:8561d880 r8:8027f5e8 r7:ec60de60 r6:85615a80 r5:855d0c00 [ 1346.479375][ T32] r4:00000001 [ 1346.479401][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.479441][ T32] Exception stack(0xec601fb0 to 0xec601ff8) [ 1346.479499][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.479533][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.479612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.479647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 3 printk messages dropped ** [ 1346.480426][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1346.481091][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1346.481650][ T32] r5:00001000 r4:e03bf000 ** 7 printk messages dropped ** [ 1346.481909][ T32] r4:84a4a480 ** 6 printk messages dropped ** [ 1346.482284][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1346.482870][ T32] r4:855d1800 ** 7 printk messages dropped ** [ 1346.497638][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.497969][ T32] r5:00001000 r4:ec531000 [ 1346.497990][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.498028][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.498086][ T32] r5:855fc38c r4:855fc000 [ 1346.498111][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.498273][ T32] r7:ddde2d80 r6:83018200 r5:855fc38c r4:85615b00 [ 1346.498300][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.498398][ T32] r10:61c88647 r9:855d1800 r8:85615b2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.498425][ T32] r4:85615b00 [ 1346.498448][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.498495][ T32] r10:00000000 r9:85615b00 r8:8027f5e8 r7:ec5fde60 r6:85615b80 r5:855d1800 [ 1346.498568][ T32] r4:00000001 [ 1346.498624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.498667][ T32] Exception stack(0xebad9fb0 to 0xebad9ff8) [ 1346.498697][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.498732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.498810][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.498871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 1 printk messages dropped ** [ 1346.499340][ T32] INFO: task kworker/1:921:5651 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 15 printk messages dropped ** [ 1346.500205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 14 printk messages dropped ** [ 1346.500952][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1346.501783][ T32] task:kworker/1:922 state:D stack:0 pid:5652 tgid:5652 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1346.502928][ T32] r5:00001000 r4:eb68b000 ** 1 printk messages dropped ** [ 1346.512303][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1346.512708][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.519580][ T32] r4:8561c100 [ 1346.519990][ T32] INFO: task kworker/1:922:5652 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.520073][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.520183][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.520264][ T32] Call trace: [ 1346.520353][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.520412][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.520481][ T32] r4:00000000 [ 1346.520520][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.520564][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.520699][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.520741][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.520769][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.520871][ T32] r5:90090013 r4:80239bb0 [ 1346.520897][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.520974][ T32] r4:82ac11e4 [ 1346.521000][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.521072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.521100][ T32] r4:e0529dc0 [ 1346.521195][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.521257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.521284][ T32] r4:00000000 [ 1346.521307][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.521417][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.521450][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.521525][ T32] r5:00001000 r4:e03bf000 [ 1346.521676][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.521723][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.521790][ T32] r5:84b0938c r4:84b09000 [ 1346.521913][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.521966][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.522014][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.522065][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.522089][ T32] r4:84a4a480 [ 1346.522110][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.522181][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.522207][ T32] r4:00000001 [ 1346.522229][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.522265][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.522418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.522497][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1346.522634][ T32] INFO: task kworker/0:338:5655 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1346.531042][ T32] r4:855d3000 ** 4 printk messages dropped ** [ 1346.531315][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec5d1e08 ** 9 printk messages dropped ** [ 1346.531793][ T32] r5:00001000 r4:eaf83000 [ 1346.531837][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.532179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1346.532627][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1346.532706][ T32] r4:85623480 [ 1346.540025][ T32] INFO: task kworker/0:338:5655 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.540142][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.540252][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.540348][ T32] Call trace: [ 1346.540495][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.540585][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.540714][ T32] r4:00000000 [ 1346.540740][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.540794][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.540878][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.540913][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.540939][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.540964][ T32] r5:90090013 r4:80239bb0 [ 1346.540984][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.541027][ T32] r4:82ac11e4 [ 1346.541048][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.541090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.541113][ T32] r4:e0529dc0 [ 1346.541132][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.541200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.541256][ T32] r4:00000000 [ 1346.541297][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.541361][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.541384][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.541452][ T32] r5:00001000 r4:e03bf000 [ 1346.541489][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.541562][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.541646][ T32] r5:84b0938c r4:84b09000 [ 1346.541721][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.541774][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.541797][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.541843][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.541942][ T32] r4:84a4a480 [ 1346.541968][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.542018][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.542041][ T32] r4:00000001 [ 1346.542123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.542163][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.542245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.542281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.542339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.542374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.542397][ T32] r4:84a42200 [ 1346.542497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.542531][ T32] INFO: task kworker/0:339:5657 blocked for more than 473 seconds. [ 1346.542616][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.542645][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.542667][ T32] task:kworker/0:339 state:D stack:0 pid:5657 tgid:5657 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.542768][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.542812][ T32] Call trace: [ 1346.542843][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.542938][ T32] r10:82918930 r9:ec611d84 r8:00000002 r7:60000013 r6:ec611d8c r5:855d5400 [ 1346.542965][ T32] r4:855d5400 [ 1346.543005][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.543114][ T32] r5:855d5400 r4:8291892c [ 1346.548976][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.549070][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.549124][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec611e08 [ 1346.549150][ T32] r4:00000000 [ 1346.549171][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.549211][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.549252][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.549295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85623d00 [ 1346.549318][ T32] r4:00000000 [ 1346.549354][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.549429][ T32] r9:83018005 r8:855d5400 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1346.549456][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.549506][ T32] r5:00001000 r4:eb38d000 [ 1346.549553][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.549630][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.549680][ T32] r5:85657f8c r4:85657c00 [ 1346.549703][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.549752][ T32] r7:dddced80 r6:83018000 r5:85657f8c r4:8561d980 [ 1346.549788][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.549863][ T32] r10:61c88647 r9:855d5400 r8:8561d9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.549921][ T32] r4:8561d980 [ 1346.549945][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.549994][ T32] r10:00000000 r9:8561d980 r8:8027f5e8 r7:ec60de60 r6:85615d80 r5:855d5400 [ 1346.550042][ T32] r4:00000001 [ 1346.550116][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.550165][ T32] Exception stack(0xec611fb0 to 0xec611ff8) [ 1346.550198][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.550229][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.550257][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.550287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.550337][ T32] r4:856235c0 [ 1346.550777][ T32] INFO: task kworker/0:339:5657 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.550839][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.550941][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.550991][ T32] Call trace: [ 1346.551024][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.551073][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.551096][ T32] r4:00000000 [ 1346.551142][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.551189][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.551247][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.551280][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.551307][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.551341][ T32] r5:90090013 r4:80239bb0 ** 1 printk messages dropped ** [ 1346.551461][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.551666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 9 printk messages dropped ** [ 1346.552125][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 5 printk messages dropped ** [ 1346.552419][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.552621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1346.561269][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.561659][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.561753][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec591e08 [ 1346.561851][ T32] r4:00000000 [ 1346.561898][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.562028][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.562085][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.562129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856238c0 [ 1346.562204][ T32] r4:00000000 [ 1346.562262][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.562316][ T32] r9:83018005 r8:848ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1346.562369][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.562419][ T32] r5:00001000 r4:eb129000 [ 1346.562488][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.562582][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.562635][ T32] r5:8565778c r4:85657400 [ 1346.562656][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.562703][ T32] r7:dddced80 r6:83018000 r5:8565778c r4:8561da00 [ 1346.562826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.562877][ T32] r10:61c88647 r9:848ba400 r8:8561da2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.562951][ T32] r4:8561da00 [ 1346.562975][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.570916][ T32] r10:00000000 r9:8561da00 r8:8027f5e8 r7:ec611e60 r6:8561da80 r5:848ba400 [ 1346.570997][ T32] r4:00000001 [ 1346.571065][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.571261][ T32] Exception stack(0xec591fb0 to 0xec591ff8) [ 1346.571363][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.571419][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.571449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.571481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.571505][ T32] r4:856235c0 [ 1346.571916][ T32] INFO: task kworker/0:340:5658 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.571951][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.572059][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.572230][ T32] Call trace: [ 1346.572286][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.572398][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.572427][ T32] r4:00000000 [ 1346.572448][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.572515][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 6 printk messages dropped ** [ 1346.572978][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1346.579907][ T32] r5:84b0938c r4:84b09000 ** 6 printk messages dropped ** [ 1346.580173][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 10 printk messages dropped ** [ 1346.580626][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.581277][ T32] r5:848bb000 r4:8291892c ** 6 printk messages dropped ** [ 1346.581589][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1346.581914][ T32] r5:00001000 r4:eb347000 ** 2 printk messages dropped ** [ 1346.582135][ T32] r5:85657b8c r4:85657800 ** 3 printk messages dropped ** [ 1346.582381][ T32] r10:61c88647 r9:848bb000 r8:8561db2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 11 printk messages dropped ** [ 1346.589864][ T32] INFO: task kworker/0:341:5660 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 9 printk messages dropped ** [ 1346.591149][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 11 printk messages dropped ** [ 1346.592000][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 8 printk messages dropped ** [ 1346.592490][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1346.592927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1346.603867][ T32] INFO: task kworker/0:342:5661 blocked for more than 473 seconds. [ 1346.603906][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.603935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.603959][ T32] task:kworker/0:342 state:D stack:0 pid:5661 tgid:5661 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.604024][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.604090][ T32] Call trace: [ 1346.604253][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.604335][ T32] r10:82918930 r9:ec619d84 r8:00000002 r7:60000113 r6:ec619d8c r5:848bc800 [ 1346.604369][ T32] r4:848bc800 [ 1346.604391][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.604479][ T32] r5:848bc800 r4:8291892c [ 1346.604518][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.604684][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.604738][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec619e08 [ 1346.604763][ T32] r4:00000000 [ 1346.604867][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.604912][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.604953][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.605067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618400 [ 1346.605095][ T32] r4:00000000 [ 1346.605118][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.605169][ T32] r9:83018005 r8:848bc800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1346.605195][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.605259][ T32] r5:00001000 r4:eba91000 [ 1346.605290][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.605440][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.605535][ T32] r5:85658b8c r4:85658800 [ 1346.605561][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.605612][ T32] r7:dddced80 r6:83018000 r5:85658b8c r4:8561dc00 [ 1346.605634][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.605813][ T32] r10:61c88647 r9:848bc800 r8:8561dc2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.605990][ T32] r4:8561dc00 [ 1346.606015][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.606065][ T32] r10:00000000 r9:8561dc00 r8:8027f5e8 r7:ec611e60 r6:8561dc80 r5:848bc800 [ 1346.606136][ T32] r4:00000001 [ 1346.606208][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.606262][ T32] Exception stack(0xec619fb0 to 0xec619ff8) [ 1346.606311][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.606464][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.606496][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.606527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.606554][ T32] r4:856236c0 [ 1346.606972][ T32] INFO: task kworker/0:342:5661 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.607013][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.607079][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.607229][ T32] Call trace: [ 1346.607304][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.607363][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.607458][ T32] r4:00000000 [ 1346.607484][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.607525][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.607555][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.607585][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.607612][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.607720][ T32] r5:90090013 r4:80239bb0 [ 1346.607826][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.608003][ T32] r4:82ac11e4 [ 1346.608096][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.608207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.608235][ T32] r4:e0529dc0 [ 1346.608303][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.608362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.608387][ T32] r4:00000000 [ 1346.608409][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.608500][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.608529][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.608577][ T32] r5:00001000 r4:e03bf000 [ 1346.608600][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.608688][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.608783][ T32] r5:84b0938c r4:84b09000 [ 1346.608886][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.608983][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.609007][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.609055][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.609079][ T32] r4:84a4a480 [ 1346.609098][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.609152][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.609297][ T32] r4:00000001 [ 1346.609334][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.609453][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.609484][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.609561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.609591][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.609621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1346.610375][ T32] r10:82918930 r9:ec621d84 r8:00000002 r7:60000113 r6:ec621d8c r5:848be000 ** 6 printk messages dropped ** [ 1346.610762][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.611113][ T32] r9:83018205 r8:848be000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 3 printk messages dropped ** [ 1346.611234][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.611611][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.611967][ T32] r4:8561c800 ** 2 printk messages dropped ** [ 1346.612409][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.612786][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 7 printk messages dropped ** [ 1346.631467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 10 printk messages dropped ** [ 1346.632158][ T32] r5:84b0938c r4:84b09000 ** 4 printk messages dropped ** [ 1346.632334][ T32] r4:84a4a480 ** 4 printk messages dropped ** [ 1346.632978][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 2 printk messages dropped ** [ 1346.633304][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.633354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.633458][ T32] r4:84a42200 [ 1346.642694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.642800][ T32] INFO: task kworker/1:924:5666 blocked for more than 473 seconds. [ 1346.642841][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.642901][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.642927][ T32] task:kworker/1:924 state:D stack:0 pid:5666 tgid:5666 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.643013][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.645946][ T32] Call trace: [ 1346.645988][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.646054][ T32] r10:82918930 r9:ec629d84 r8:00000002 r7:60000113 r6:ec629d8c r5:848bec00 [ 1346.646162][ T32] r4:848bec00 [ 1346.646188][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.646229][ T32] r5:848bec00 r4:8291892c [ 1346.646267][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.646312][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.646366][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec629e08 [ 1346.646444][ T32] r4:00000000 [ 1346.646536][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.646580][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.646626][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.646670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561cc00 [ 1346.646693][ T32] r4:00000000 [ 1346.646746][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.647079][ T32] r9:83018205 r8:848bec00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1346.647104][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.647149][ T32] r5:00001000 r4:eb9db000 [ 1346.647170][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.647210][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.647252][ T32] r5:841f5f8c r4:841f5c00 [ 1346.647273][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.647321][ T32] r7:ddde2d80 r6:83018200 r5:841f5f8c r4:85615e80 [ 1346.647355][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.647403][ T32] r10:61c88647 r9:848bec00 r8:85615eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1346.647501][ T32] r4:85615e80 [ 1346.647526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.647591][ T32] r10:00000000 r9:85615e80 r8:8027f5e8 r7:ebad9e60 r6:8561dd80 r5:848bec00 [ 1346.647617][ T32] r4:00000001 [ 1346.647638][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.647677][ T32] Exception stack(0xec629fb0 to 0xec629ff8) [ 1346.647706][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.647737][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.647765][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.647795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.647817][ T32] r4:8561c940 [ 1346.648271][ T32] INFO: task kworker/1:924:5666 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.648309][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.648416][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.648546][ T32] Call trace: [ 1346.648598][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1346.649239][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 14 printk messages dropped ** [ 1346.649993][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1346.650725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1346.651263][ T32] r10:82918930 r9:ec631d84 r8:00000002 r7:60000113 r6:ec631d8c r5:848b8000 ** 10 printk messages dropped ** [ 1346.651817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717ec0 ** 4 printk messages dropped ** [ 1346.652153][ T32] r5:00001000 r4:ec4d7000 ** 6 printk messages dropped ** [ 1346.652485][ T32] r10:61c88647 r9:848b8000 r8:85615f2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 11 printk messages dropped ** [ 1346.669435][ T32] INFO: task kworker/1:925:5669 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 10 printk messages dropped ** [ 1346.670352][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.670381][ T32] r5:90090013 r4:80239bb0 [ 1346.670405][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.670450][ T32] r4:82ac11e4 [ 1346.670471][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.670576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.670603][ T32] r4:e0529dc0 [ 1346.670623][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.670667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.670749][ T32] r4:00000000 [ 1346.670774][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.670822][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.670844][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.670886][ T32] r5:00001000 r4:e03bf000 [ 1346.670907][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.670946][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.670988][ T32] r5:84b0938c r4:84b09000 [ 1346.671010][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.671057][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.671079][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.671124][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.671147][ T32] r4:84a4a480 [ 1346.671167][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.671212][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.671265][ T32] r4:00000001 [ 1346.671289][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.671325][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.671356][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.671385][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.671412][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.671441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.671464][ T32] r4:84a42200 [ 1346.671487][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.671516][ T32] INFO: task kworker/0:343:5670 blocked for more than 473 seconds. [ 1346.671550][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.671593][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.671617][ T32] task:kworker/0:343 state:D stack:0 pid:5670 tgid:5670 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.671663][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.671704][ T32] Call trace: [ 1346.671735][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.671779][ T32] r10:82918930 r9:ec635d84 r8:00000002 r7:60000113 r6:ec635d8c r5:848bd400 [ 1346.671802][ T32] r4:848bd400 [ 1346.671821][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.671860][ T32] r5:848bd400 r4:8291892c [ 1346.671880][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.671949][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.671999][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec635e08 [ 1346.672022][ T32] r4:00000000 [ 1346.672047][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.672119][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.672164][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.672208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618040 ** 4 printk messages dropped ** [ 1346.672365][ T32] r5:00001000 r4:eba07000 [ 1346.672403][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1346.672744][ T32] r4:8561de80 ** 7 printk messages dropped ** [ 1346.683604][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.684594][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 10 printk messages dropped ** [ 1346.685338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 10 printk messages dropped ** [ 1346.686205][ T32] r5:84b0938c r4:84b09000 ** 5 printk messages dropped ** [ 1346.686939][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1346.687745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1346.688503][ T32] r4:848b9800 ** 4 printk messages dropped ** [ 1346.688839][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec62de08 ** 9 printk messages dropped ** [ 1346.689917][ T32] r5:00001000 r4:eba29000 ** 2 printk messages dropped ** [ 1346.690095][ T32] r5:8565878c r4:85658400 [ 1346.690117][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.690164][ T32] r7:dddced80 r6:83018000 r5:8565878c r4:8561df80 [ 1346.690189][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.690254][ T32] r10:61c88647 r9:848b9800 r8:8561dfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.690352][ T32] r4:8561df80 [ 1346.690547][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.690598][ T32] r10:00000000 r9:8561df80 r8:8027f5e8 r7:ec619e60 r6:8561b000 r5:848b9800 [ 1346.690625][ T32] r4:00000001 [ 1346.690662][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.690701][ T32] Exception stack(0xec62dfb0 to 0xec62dff8) [ 1346.690730][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.690760][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.690788][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.690942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.691127][ T32] r4:85618240 [ 1346.691409][ T32] INFO: task kworker/0:344:5672 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.691442][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.691537][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.691610][ T32] Call trace: [ 1346.691768][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.691821][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.691846][ T32] r4:00000000 [ 1346.691866][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.691904][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.691933][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.692126][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.692157][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.692198][ T32] r5:90090013 r4:80239bb0 [ 1346.692222][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.692264][ T32] r4:82ac11e4 [ 1346.692289][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.692339][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.692364][ T32] r4:e0529dc0 [ 1346.692384][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.692475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.692505][ T32] r4:00000000 [ 1346.692651][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.692702][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.692774][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.692821][ T32] r5:00001000 r4:e03bf000 [ 1346.692841][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.692951][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.705466][ T32] r5:84b0938c r4:84b09000 [ 1346.705561][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.705638][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.705665][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.705717][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.705742][ T32] r4:84a4a480 [ 1346.705763][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.705812][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.705898][ T32] r4:00000001 [ 1346.705936][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.705983][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.706017][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.706047][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.706074][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.706104][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.706126][ T32] r4:84a42200 ** 4 printk messages dropped ** [ 1346.706351][ T32] task:kworker/0:345 state:D stack:0 pid:5675 tgid:5675 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1346.706958][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1346.707306][ T32] r5:00001000 r4:ebabd000 [ 1346.707333][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.707581][ T32] r10:61c88647 r9:848b8c00 r8:8561b0ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1346.707965][ T32] r4:85618180 ** 6 printk messages dropped ** [ 1346.708869][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.709079][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff ** 11 printk messages dropped ** [ 1346.709889][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.710865][ T32] r4:84a4a480 ** 4 printk messages dropped ** [ 1346.711149][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 7 printk messages dropped ** [ 1346.711863][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1346.712112][ T32] r10:82918930 r9:ec639d84 r8:00000002 r7:60000013 r6:ec639d8c r5:848bbc00 [ 1346.712134][ T32] r4:848bbc00 [ 1346.712154][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.712193][ T32] r5:848bbc00 r4:8291892c [ 1346.712214][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.712254][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.712300][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec639e08 [ 1346.712322][ T32] r4:00000000 [ 1346.712347][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.712535][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.712586][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.712875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618840 [ 1346.712902][ T32] r4:00000000 [ 1346.712924][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.729161][ T32] r9:83018005 r8:848bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1346.729272][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.729353][ T32] r5:00001000 r4:ec301000 [ 1346.729377][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.729419][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.729463][ T32] r5:8565978c r4:85659400 [ 1346.729489][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.729553][ T32] r7:dddced80 r6:83018000 r5:8565978c r4:8561b180 [ 1346.729579][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.729631][ T32] r10:61c88647 r9:848bbc00 r8:8561b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.729655][ T32] r4:8561b180 [ 1346.729691][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.729741][ T32] r10:00000000 r9:8561b180 r8:8027f5e8 r7:ec5a9e60 r6:8561b200 r5:848bbc00 [ 1346.729765][ T32] r4:00000001 [ 1346.729785][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.729821][ T32] Exception stack(0xec639fb0 to 0xec639ff8) [ 1346.729857][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.729888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.729915][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.729945][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.729968][ T32] r4:85618380 [ 1346.730438][ T32] INFO: task kworker/0:346:5677 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.730476][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.730588][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.730731][ T32] Call trace: [ 1346.730840][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.730932][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.731015][ T32] r4:00000000 [ 1346.731038][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.731101][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.731217][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.731318][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.731417][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.731624][ T32] r5:90090013 r4:80239bb0 [ 1346.731649][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.731692][ T32] r4:82ac11e4 [ 1346.731713][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.731899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.731926][ T32] r4:e0529dc0 [ 1346.731946][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.731989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 7 printk messages dropped ** [ 1346.732534][ T32] r5:84b0938c r4:84b09000 ** 4 printk messages dropped ** [ 1346.732711][ T32] r4:84a4a480 ** 2 printk messages dropped ** [ 1346.733145][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.743768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.744017][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.744531][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec63de08 ** 9 printk messages dropped ** [ 1346.745093][ T32] r5:00001000 r4:ebae5000 [ 1346.745285][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1346.745587][ T32] r10:61c88647 r9:855cec00 r8:8561b2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1346.746259][ T32] r4:85618500 ** 5 printk messages dropped ** [ 1346.747314][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.747352][ T32] r4:00000000 [ 1346.747374][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.747430][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.747462][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.747492][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.747518][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.747556][ T32] r5:90090013 r4:80239bb0 [ 1346.747612][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.747656][ T32] r4:82ac11e4 [ 1346.747677][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.747719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.747772][ T32] r4:e0529dc0 [ 1346.747796][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.747839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.747862][ T32] r4:00000000 [ 1346.747882][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.747993][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.748081][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.748130][ T32] r5:00001000 r4:e03bf000 [ 1346.748153][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.748191][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.748232][ T32] r5:84b0938c r4:84b09000 [ 1346.748252][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.748296][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.748333][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1346.748535][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 10 printk messages dropped ** [ 1346.748931][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1346.749316][ T32] r4:8558ec00 ** 5 printk messages dropped ** [ 1346.749615][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.750325][ T32] r9:83018005 r8:8558ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 1 printk messages dropped ** [ 1346.750598][ T32] r5:00001000 r4:df8ff000 [ 1346.750784][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.750827][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.750870][ T32] r5:85659f8c r4:85659c00 [ 1346.750890][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.750936][ T32] r7:dddced80 r6:83018000 r5:85659f8c r4:8561b380 [ 1346.750957][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.751089][ T32] r10:61c88647 r9:8558ec00 r8:8561b3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.751115][ T32] r4:8561b380 [ 1346.751211][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.751297][ T32] r10:00000000 r9:8561b380 r8:8027f5e8 r7:ec639e60 r6:8561b400 r5:8558ec00 [ 1346.751548][ T32] r4:00000001 [ 1346.751572][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.751611][ T32] Exception stack(0xec641fb0 to 0xec641ff8) [ 1346.751639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.751880][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.751917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.751949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.752003][ T32] r4:856186c0 [ 1346.752272][ T32] INFO: task kworker/0:348:5681 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.752302][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.752396][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.752440][ T32] Call trace: [ 1346.752500][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.752621][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.752649][ T32] r4:00000000 [ 1346.752732][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.752796][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.752850][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.753021][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.768038][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.768121][ T32] r5:90090013 r4:80239bb0 [ 1346.768150][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.768530][ T32] r4:82ac11e4 [ 1346.768558][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1346.768720][ T32] r4:e0529dc0 ** 7 printk messages dropped ** [ 1346.768994][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.769447][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 7 printk messages dropped ** [ 1346.769930][ T32] r4:84a42200 ** 4 printk messages dropped ** [ 1346.770182][ T32] task:kworker/0:349 state:D stack:0 pid:5682 tgid:5682 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.770780][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.771093][ T32] r5:00001000 r4:ec321000 ** 1 printk messages dropped ** [ 1346.771155][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.771353][ T32] r4:8561b480 ** 6 printk messages dropped ** [ 1346.771778][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.772976][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 5 printk messages dropped ** [ 1346.784197][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.784224][ T32] r5:90090013 r4:80239bb0 [ 1346.784246][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.784290][ T32] r4:82ac11e4 [ 1346.784310][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.784363][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.784387][ T32] r4:e0529dc0 [ 1346.784406][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.784449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.784508][ T32] r4:00000000 [ 1346.784531][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.784579][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.784638][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.784689][ T32] r5:00001000 r4:e03bf000 [ 1346.784711][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.784776][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1346.784846][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1346.785648][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.785731][ T32] Call trace: [ 1346.785768][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.785816][ T32] r10:82918930 r9:ec645d84 r8:00000002 r7:60000113 r6:ec645d8c r5:847d0000 [ 1346.785839][ T32] r4:847d0000 [ 1346.785861][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.785906][ T32] r5:847d0000 r4:8291892c [ 1346.785928][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.785967][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.786026][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec645e08 ** 8 printk messages dropped ** [ 1346.786590][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1346.787041][ T32] r4:8561b580 ** 11 printk messages dropped ** [ 1346.787841][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1346.788095][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.788122][ T32] r4:00000000 [ 1346.788141][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.788210][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 8 printk messages dropped ** [ 1346.788567][ T32] r4:e0529dc0 ** 10 printk messages dropped ** [ 1346.789363][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1346.790124][ T32] task:kworker/0:351 state:D stack:0 pid:5687 tgid:5687 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1346.791547][ T32] r5:00001000 r4:eabab000 ** 6 printk messages dropped ** [ 1346.791783][ T32] r10:61c88647 r9:847d0c00 r8:8561b6ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1346.806901][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 17 printk messages dropped ** [ 1346.807710][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1346.808041][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.808073][ T32] r4:00000001 [ 1346.808123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.808176][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.808206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.808235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.808262][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.808291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.808316][ T32] r4:84a42200 [ 1346.808489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.808555][ T32] INFO: task kworker/0:352:5689 blocked for more than 473 seconds. [ 1346.808599][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.808627][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.808649][ T32] task:kworker/0:352 state:D stack:0 pid:5689 tgid:5689 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1346.809715][ T32] r9:83018005 r8:847d1800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 ** 1 printk messages dropped ** [ 1346.809842][ T32] r5:00001000 r4:eb035000 [ 1346.809934][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.809977][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.810020][ T32] r5:8565ab8c r4:8565a800 [ 1346.810040][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.810115][ T32] r7:dddced80 r6:83018000 r5:8565ab8c r4:8561b780 [ 1346.810139][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.810184][ T32] r10:61c88647 r9:847d1800 r8:8561b7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.810221][ T32] r4:8561b780 [ 1346.810267][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.810315][ T32] r10:00000000 r9:8561b780 r8:8027f5e8 r7:ec3f1e60 r6:8561b800 r5:847d1800 [ 1346.810373][ T32] r4:00000001 [ 1346.810472][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.810538][ T32] Exception stack(0xec401fb0 to 0xec401ff8) [ 1346.810567][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1346.811376][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.812273][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1346.812713][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 7 printk messages dropped ** [ 1346.826052][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.826739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.826769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.826792][ T32] r4:84a42200 [ 1346.826817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.826847][ T32] INFO: task kworker/0:353:5691 blocked for more than 473 seconds. [ 1346.826880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.827060][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.827086][ T32] task:kworker/0:353 state:D stack:0 pid:5691 tgid:5691 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.827206][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.827253][ T32] Call trace: [ 1346.827285][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1346.827335][ T32] r10:82918930 r9:ec451d84 r8:00000002 r7:60000113 r6:ec451d8c r5:847d2400 [ 1346.827358][ T32] r4:847d2400 [ 1346.827377][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1346.827417][ T32] r5:847d2400 r4:8291892c [ 1346.827438][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.827578][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.827662][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec451e08 [ 1346.827814][ T32] r4:00000000 [ 1346.827837][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1346.827970][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1346.828020][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.828069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85638100 [ 1346.828093][ T32] r4:00000000 [ 1346.828113][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.828162][ T32] r9:83018005 r8:847d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1346.828185][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.828227][ T32] r5:00001000 r4:eb27b000 [ 1346.828247][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.828340][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1346.828829][ T32] r4:8561b880 ** 6 printk messages dropped ** [ 1346.829050][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.829077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.829107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.829129][ T32] r4:85618e40 [ 1346.829623][ T32] INFO: task kworker/0:353:5691 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.829822][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.829920][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.829979][ T32] Call trace: [ 1346.830045][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.830098][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.830124][ T32] r4:00000000 [ 1346.830176][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.830257][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.830310][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.830394][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.830423][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.830479][ T32] r5:90090013 r4:80239bb0 [ 1346.830503][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.830550][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1346.830624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 6 printk messages dropped ** [ 1346.830942][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.830989][ T32] r5:00001000 r4:e03bf000 [ 1346.831018][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.831072][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.831147][ T32] r5:84b0938c r4:84b09000 [ 1346.831205][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.831256][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.831308][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.831359][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.831413][ T32] r4:84a4a480 [ 1346.831530][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.831588][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.831614][ T32] r4:00000001 [ 1346.831634][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.831669][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.831696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.831724][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.831751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.831779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.831801][ T32] r4:84a42200 [ 1346.831821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.831848][ T32] INFO: task kworker/0:354:5693 blocked for more than 473 seconds. [ 1346.831876][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1346.831920][ T32] task:kworker/0:354 state:D stack:0 pid:5693 tgid:5693 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1346.832735][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.833251][ T32] r5:00001000 r4:eb207000 [ 1346.854607][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1346.854832][ T32] r7:dddced80 r6:83018000 r5:8565af8c r4:8561b980 ** 1 printk messages dropped ** [ 1346.854906][ T32] r10:61c88647 r9:847d3000 r8:8561b9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.854931][ T32] r4:8561b980 [ 1346.854953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.855004][ T32] r10:00000000 r9:8561b980 r8:8027f5e8 r7:ec451e60 r6:8561ba00 r5:847d3000 [ 1346.855029][ T32] r4:00000001 [ 1346.855139][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.855227][ T32] Exception stack(0xec461fb0 to 0xec461ff8) [ 1346.855269][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1346.855304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.855407][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.855445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.855470][ T32] r4:85638000 [ 1346.855915][ T32] INFO: task kworker/0:354:5693 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.856043][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.856125][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.856269][ T32] Call trace: [ 1346.856880][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.856938][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.857263][ T32] r4:00000000 [ 1346.857469][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.857515][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.857547][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.857590][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.857715][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.857828][ T32] r5:90090013 r4:80239bb0 [ 1346.858133][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1346.858421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.858447][ T32] r4:e0529dc0 [ 1346.858991][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.859239][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.859269][ T32] r4:00000000 [ 1346.859293][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.859423][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.860084][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.860137][ T32] r5:00001000 r4:e03bf000 [ 1346.860160][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.860428][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.860544][ T32] r5:84b0938c r4:84b09000 [ 1346.860576][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.860782][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.860809][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.860861][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.860886][ T32] r4:84a4a480 [ 1346.860992][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.861106][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1346.861323][ T32] r4:00000001 [ 1346.861351][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.861391][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1346.861421][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.861525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.861773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.861811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.861835][ T32] r4:84a42200 [ 1346.862145][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.862181][ T32] INFO: task kworker/0:355:5695 blocked for more than 473 seconds. [ 1346.862218][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.862303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.862328][ T32] task:kworker/0:355 state:D stack:0 pid:5695 tgid:5695 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.863025][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.880765][ T32] Call trace: [ 1346.880916][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1346.881181][ T32] r4:847d3c00 ** 4 printk messages dropped ** [ 1346.881596][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec4a5e08 ** 8 printk messages dropped ** [ 1346.882712][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.882822][ T32] r5:00001000 r4:eb2cd000 [ 1346.882877][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.883102][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.888153][ T32] r5:8565b78c r4:8565b400 [ 1346.888227][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.888378][ T32] r7:dddced80 r6:83018000 r5:8565b78c r4:8561ba80 [ 1346.888440][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.888774][ T32] r10:61c88647 r9:847d3c00 r8:8561baac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.888978][ T32] r4:8561ba80 [ 1346.889094][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.889202][ T32] r10:00000000 r9:8561ba80 r8:8027f5e8 r7:ec451e60 r6:8561bb00 r5:847d3c00 [ 1346.889316][ T32] r4:00000001 [ 1346.889380][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.889463][ T32] Exception stack(0xec4a5fb0 to 0xec4a5ff8) [ 1346.889713][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.889995][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.890067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.890170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.890228][ T32] r4:85638180 [ 1346.891221][ T32] INFO: task kworker/0:355:5695 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.891309][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.891818][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.891926][ T32] Call trace: [ 1346.892608][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.892938][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.893212][ T32] r4:00000000 [ 1346.911051][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.911225][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.911304][ T32] 9d20: 7ff55000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.911810][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.912041][ T32] 9d60: 80230ad4 80239bb0 90090013 ffffffff [ 1346.912156][ T32] r5:90090013 r4:80239bb0 [ 1346.912223][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.912321][ T32] r4:82ac11e4 [ 1346.912403][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.912535][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.912678][ T32] r4:e0529dc0 [ 1346.912759][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.912860][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.912918][ T32] r4:00000000 [ 1346.912963][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.913086][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.913140][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.917774][ T32] r5:00001000 r4:e03bf000 [ 1346.917919][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.918039][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.918729][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 9 printk messages dropped ** [ 1346.920556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.921772][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.944617][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec649e08 ** 9 printk messages dropped ** [ 1346.945645][ T32] r5:00001000 r4:eb4e1000 [ 1346.945696][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1346.946082][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1346.948624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1346.950672][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1346.951665][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1346.952147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1346.965592][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.966457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1346.967893][ T32] r10:82918930 r9:ec64dd84 r8:00000002 r7:60000113 r6:ec64dd8c r5:847d5400 ** 8 printk messages dropped ** [ 1346.968706][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1346.969337][ T32] r5:00001000 r4:eb31f000 [ 1346.969385][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.969463][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.969551][ T32] r5:8565bb8c r4:8565b800 [ 1346.969621][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.969717][ T32] r7:dddced80 r6:83018000 r5:8565bb8c r4:8561bc80 [ 1346.969761][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.969855][ T32] r10:61c88647 r9:847d5400 r8:8561bcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1346.969906][ T32] r4:8561bc80 [ 1346.969993][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1346.970099][ T32] r10:00000000 r9:8561bc80 r8:8027f5e8 r7:ec649e60 r6:8561bd00 r5:847d5400 [ 1346.970152][ T32] r4:00000001 [ 1346.970341][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.970958][ T32] Exception stack(0xec64dfb0 to 0xec64dff8) [ 1346.971081][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.971204][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.971329][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.971406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1346.971482][ T32] r4:85638440 [ 1346.972246][ T32] INFO: task kworker/0:357:5699 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1346.972336][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.972608][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.972714][ T32] Call trace: [ 1346.972964][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1346.990193][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1346.990423][ T32] r4:00000000 [ 1346.990482][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.990610][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1346.990686][ T32] 9d20: 80299000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1346.990757][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1346.990817][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1346.990909][ T32] r5:80090013 r4:80239bb0 [ 1346.991013][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1346.991244][ T32] r4:82ac11e4 [ 1346.991302][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.991408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1346.991459][ T32] r4:e0529dc0 [ 1346.991590][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1346.991689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1346.991741][ T32] r4:00000000 [ 1346.991814][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1346.991920][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1346.991970][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1346.992065][ T32] r5:00001000 r4:e03bf000 [ 1346.992149][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1346.992381][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.992521][ T32] r5:84b0938c r4:84b09000 [ 1346.992570][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1346.992672][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1346.992863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1346.993160][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.004131][ T32] r4:84a4a480 [ 1347.004274][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.004440][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.004665][ T32] r4:00000001 [ 1347.004730][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.004810][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.004909][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.004980][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.005040][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.005106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.005159][ T32] r4:84a42200 [ 1347.005209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.005352][ T32] INFO: task kworker/0:358:5701 blocked for more than 473 seconds. [ 1347.005434][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1347.005659][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.006672][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.007640][ T32] r5:00001000 r4:eb439000 [ 1347.007718][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1347.008352][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.009823][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.011632][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.012304][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1347.012647][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.012882][ T32] r4:e0529dc0 [ 1347.012935][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.013052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.034391][ T32] r4:00000000 [ 1347.034491][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.034641][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.034696][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.034947][ T32] r5:00001000 r4:e03bf000 [ 1347.035010][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.035167][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.035288][ T32] r5:84b0938c r4:84b09000 [ 1347.035350][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.035455][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.035504][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.035598][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.035649][ T32] r4:84a4a480 [ 1347.036139][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.036263][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.036339][ T32] r4:00000001 [ 1347.036393][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.036505][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.036577][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.036962][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.037084][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.037181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.037426][ T32] r4:84a42200 [ 1347.037499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.037595][ T32] INFO: task kworker/0:359:5703 blocked for more than 473 seconds. ** 2 printk messages dropped ** [ 1347.037788][ T32] task:kworker/0:359 state:D stack:0 pid:5703 tgid:5703 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.039506][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec661e08 ** 8 printk messages dropped ** [ 1347.040344][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.040440][ T32] r5:00001000 r4:eb8bd000 [ 1347.040634][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1347.041385][ T32] r10:61c88647 r9:855d3c00 r8:8561be2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1347.042407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.064899][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1347.066082][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.066600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1347.067435][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.068331][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.070337][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.071145][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.072351][ T32] r5:00001000 r4:eb607000 [ 1347.072486][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1347.072780][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.098900][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.101561][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1347.102267][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1347.114733][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.115694][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1347.116809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.118462][ T32] r10:82918930 r9:ec66dd84 r8:00000002 r7:60000113 r6:ec66dd8c r5:856b8c00 [ 1347.118520][ T32] r4:856b8c00 [ 1347.118566][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.118719][ T32] r5:856b8c00 r4:8291892c [ 1347.118779][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.119334][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.119460][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec66de08 [ 1347.119711][ T32] r4:00000000 [ 1347.119771][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1347.119859][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.120503][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.120612][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85638a80 [ 1347.120850][ T32] r4:00000000 [ 1347.120903][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.121001][ T32] r9:83018005 r8:856b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1347.121058][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.121150][ T32] r5:00001000 r4:eb6bf000 [ 1347.121222][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.121338][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.121541][ T32] r5:85664b8c r4:85664800 [ 1347.121600][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.121723][ T32] r7:dddced80 r6:83018000 r5:85664b8c r4:8561bf00 [ 1347.121774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.121905][ T32] r10:61c88647 r9:856b8c00 r8:8561bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.121967][ T32] r4:8561bf00 [ 1347.122016][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.122184][ T32] r10:00000000 r9:8561bf00 r8:8027f5e8 r7:ec661e60 r6:856f3100 r5:856b8c00 [ 1347.122378][ T32] r4:00000001 [ 1347.122431][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.122509][ T32] Exception stack(0xec66dfb0 to 0xec66dff8) [ 1347.122571][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.122687][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.122812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.122883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.122935][ T32] r4:85638800 [ 1347.139130][ T32] INFO: task kworker/0:361:5706 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1347.139374][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.139654][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.140157][ T32] Call trace: [ 1347.140405][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1347.140576][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1347.140639][ T32] r4:00000000 [ 1347.140696][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.141006][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1347.141097][ T32] 9d20: 80299000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1347.141307][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1347.141440][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.141515][ T32] r5:80090013 r4:80239bb0 [ 1347.141566][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.141662][ T32] r4:82ac11e4 [ 1347.141706][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.141802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.141866][ T32] r4:e0529dc0 [ 1347.141943][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.142040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.142096][ T32] r4:00000000 [ 1347.142142][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.142268][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.142340][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.142433][ T32] r5:00001000 r4:e03bf000 [ 1347.142481][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.143425][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.156845][ T32] r5:84b0938c r4:84b09000 [ 1347.156944][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.157081][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.157135][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.157241][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.157300][ T32] r4:84a4a480 [ 1347.157361][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.157463][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.157516][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1347.157790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.158703][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.159424][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1347.160582][ T32] r9:83018005 r8:856b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 ** 1 printk messages dropped ** [ 1347.160767][ T32] r5:00001000 r4:eb75b000 ** 3 printk messages dropped ** [ 1347.161079][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.162088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1347.178993][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.181008][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.181076][ T32] r5:80090013 r4:80239bb0 [ 1347.181134][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.181229][ T32] r4:82ac11e4 [ 1347.181318][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.181435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.181523][ T32] r4:e0529dc0 [ 1347.181779][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.181881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.181964][ T32] r4:00000000 [ 1347.182271][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.182391][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.182445][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.182650][ T32] r5:00001000 r4:e03bf000 [ 1347.182937][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.183040][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.194630][ T32] r5:84b0938c r4:84b09000 [ 1347.194725][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.194864][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.195242][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.195380][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.195452][ T32] r4:84a4a480 [ 1347.195504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.195608][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.195663][ T32] r4:00000001 [ 1347.195711][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.195793][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.195862][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.195928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.195990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.196055][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.196146][ T32] r4:84a42200 [ 1347.196209][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.196327][ T32] INFO: task kworker/0:363:5710 blocked for more than 473 seconds. [ 1347.196410][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.196501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.196555][ T32] task:kworker/0:363 state:D stack:0 pid:5710 tgid:5710 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.196680][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.196882][ T32] Call trace: [ 1347.196965][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1347.197069][ T32] r10:82918930 r9:ec67dd84 r8:00000002 r7:60000113 r6:ec67dd8c r5:856b9800 [ 1347.197195][ T32] r4:856b9800 [ 1347.197258][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.197357][ T32] r5:856b9800 r4:8291892c [ 1347.197408][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.197541][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.197664][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec67de08 [ 1347.197717][ T32] r4:00000000 [ 1347.197792][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1347.198257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85638d00 ** 4 printk messages dropped ** [ 1347.198715][ T32] r5:00001000 r4:eb797000 [ 1347.198804][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.199388][ T32] r7:dddced80 r6:83018000 r5:8566538c r4:856f1000 ** 9 printk messages dropped ** [ 1347.200032][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.201765][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 10 printk messages dropped ** [ 1347.202691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 7 printk messages dropped ** [ 1347.222947][ T32] r5:00001000 r4:e03bf000 ** 6 printk messages dropped ** [ 1347.224332][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1347.225265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1347.226123][ T32] r10:82918930 r9:ec685d84 r8:00000002 r7:60000013 r6:ec685d8c r5:856bbc00 ** 9 printk messages dropped ** [ 1347.227238][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1347.227912][ T32] r5:00001000 r4:eb7c9000 ** 3 printk messages dropped ** [ 1347.228259][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.229466][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.230989][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1347.231663][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1347.232569][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 9 printk messages dropped ** [ 1347.248887][ T32] r4:84a4a480 ** 6 printk messages dropped ** [ 1347.249781][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.249925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.249980][ T32] r4:84a42200 [ 1347.250036][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.250097][ T32] INFO: task kworker/0:365:5714 blocked for more than 473 seconds. [ 1347.250177][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.250239][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.250289][ T32] task:kworker/0:365 state:D stack:0 pid:5714 tgid:5714 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.250420][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.250516][ T32] Call trace: [ 1347.250594][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1347.250700][ T32] r10:82918930 r9:ec68dd84 r8:00000002 r7:60000113 r6:ec68dd8c r5:856bb000 [ 1347.250937][ T32] r4:856bb000 [ 1347.251011][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.251108][ T32] r5:856bb000 r4:8291892c [ 1347.251163][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.251256][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.251375][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec68de08 [ 1347.251454][ T32] r4:00000000 [ 1347.251514][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1347.251615][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.251720][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.251815][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85638f80 [ 1347.251872][ T32] r4:00000000 [ 1347.251927][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.252035][ T32] r9:83018005 r8:856bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1347.252091][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.252262][ T32] r5:00001000 r4:eb881000 [ 1347.252332][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.252424][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.252585][ T32] r5:85665b8c r4:85665800 [ 1347.252676][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.252801][ T32] r7:dddced80 r6:83018000 r5:85665b8c r4:856f1100 [ 1347.252855][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.253152][ T32] r10:61c88647 r9:856bb000 r8:856f112c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.266169][ T32] r4:856f1100 [ 1347.266270][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.266423][ T32] r10:00000000 r9:856f1100 r8:8027f5e8 r7:ec661e60 r6:856f3300 r5:856bb000 [ 1347.266480][ T32] r4:00000001 [ 1347.266605][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.266737][ T32] Exception stack(0xec68dfb0 to 0xec68dff8) [ 1347.266857][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.266975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.267239][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.267546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.267659][ T32] r4:85638cc0 [ 1347.268427][ T32] INFO: task kworker/0:365:5714 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1347.268565][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.268843][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.268952][ T32] Call trace: [ 1347.269240][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1347.269369][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1347.269425][ T32] r4:00000000 [ 1347.269471][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.269556][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1347.269624][ T32] 9d20: 80299000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1347.269692][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1347.269865][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.269927][ T32] r5:80090013 r4:80239bb0 [ 1347.269976][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.270068][ T32] r4:82ac11e4 [ 1347.270280][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.270572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 8 printk messages dropped ** [ 1347.271211][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.272742][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 9 printk messages dropped ** [ 1347.295204][ T32] INFO: task kworker/0:366:5716 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.296217][ T32] r4:856bc800 ** 5 printk messages dropped ** [ 1347.296801][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.298275][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.298852][ T32] r5:00001000 r4:eb35b000 [ 1347.298915][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1347.299858][ T32] r10:61c88647 r9:856bc800 r8:856f11ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1347.300817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 11 printk messages dropped ** [ 1347.302691][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 6 printk messages dropped ** [ 1347.314682][ T32] r4:e0529dc0 [ 1347.314728][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.314820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.314917][ T32] r4:00000000 [ 1347.314976][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.315087][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.315137][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.315236][ T32] r5:00001000 r4:e03bf000 [ 1347.315294][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.315492][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.315603][ T32] r5:84b0938c r4:84b09000 [ 1347.315653][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.315763][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.315821][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.315927][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.315993][ T32] r4:84a4a480 [ 1347.316044][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.316308][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.316486][ T32] r4:00000001 [ 1347.316560][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.316651][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.316723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.316795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.316877][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.316951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.317008][ T32] r4:84a42200 [ 1347.317064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.317129][ T32] INFO: task kworker/0:367:5718 blocked for more than 473 seconds. [ 1347.317240][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.317307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.317442][ T32] task:kworker/0:367 state:D stack:0 pid:5718 tgid:5718 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.317640][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.317803][ T32] Call trace: [ 1347.317881][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1347.318211][ T32] r10:82918930 r9:ec69dd84 r8:00000002 r7:60000113 r6:ec69dd8c r5:856bec00 [ 1347.318292][ T32] r4:856bec00 [ 1347.318350][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.318439][ T32] r5:856bec00 r4:8291892c [ 1347.318490][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.318575][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.318676][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec69de08 [ 1347.318737][ T32] r4:00000000 [ 1347.318787][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1347.318872][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.318950][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.319041][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85623fc0 ** 4 printk messages dropped ** [ 1347.319498][ T32] r5:00001000 r4:eb8f5000 [ 1347.319778][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.319976][ T32] r5:8566638c r4:85666000 ** 3 printk messages dropped ** [ 1347.321049][ T32] r10:61c88647 r9:856bec00 r8:856f122c r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1347.322672][ T32] r4:85638f40 ** 2 printk messages dropped ** [ 1347.348916][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.349101][ T32] Call trace: [ 1347.349213][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1347.349426][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1347.349531][ T32] r4:00000000 [ 1347.349641][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.349742][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1347.349809][ T32] 9d20: 80299000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1347.349872][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1347.350121][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.350194][ T32] r5:80090013 r4:80239bb0 [ 1347.350357][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.350464][ T32] r4:82ac11e4 [ 1347.350518][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.350717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.350938][ T32] r4:e0529dc0 [ 1347.350998][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.351144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.351220][ T32] r4:00000000 [ 1347.351271][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.351448][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.351667][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.351791][ T32] r5:00001000 r4:e03bf000 [ 1347.351997][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.352095][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.352192][ T32] r5:84b0938c r4:84b09000 [ 1347.352240][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.352348][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.352399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.352538][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.352593][ T32] r4:84a4a480 [ 1347.352641][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.352778][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.352957][ T32] r4:00000001 [ 1347.365156][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1347.365781][ T32] r4:84a42200 ** 4 printk messages dropped ** [ 1347.366404][ T32] task:kworker/0:368 state:D stack:0 pid:5720 tgid:5720 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.368620][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.369633][ T32] r5:00001000 r4:df83f000 [ 1347.369687][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1347.370131][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.371020][ T32] Exception stack(0xec5b1fb0 to 0xec5b1ff8) ** 6 printk messages dropped ** [ 1347.372220][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.394263][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.394715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1347.395689][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.396282][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 6 printk messages dropped ** [ 1347.396868][ T32] INFO: task kworker/0:369:5722 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.397904][ T32] r5:856ba400 r4:8291892c ** 5 printk messages dropped ** [ 1347.398444][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.399092][ T32] r5:00001000 r4:e067f000 ** 1 printk messages dropped ** [ 1347.399242][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1347.399404][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.399528][ T32] r7:dddced80 r6:83018000 r5:85666b8c r4:856f1300 [ 1347.399586][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.399692][ T32] r10:61c88647 r9:856ba400 r8:856f132c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.399787][ T32] r4:856f1300 [ 1347.399841][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.399969][ T32] r10:00000000 r9:856f1300 r8:8027f5e8 r7:ec695e60 r6:856f3500 r5:856ba400 [ 1347.400028][ T32] r4:00000001 [ 1347.400122][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.400240][ T32] Exception stack(0xec5e5fb0 to 0xec5e5ff8) [ 1347.400357][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.400448][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.400549][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.400620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.400676][ T32] r4:856fe080 [ 1347.401461][ T32] INFO: task kworker/0:369:5722 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1347.401546][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.401715][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.401927][ T32] Call trace: [ 1347.402082][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1347.402197][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1347.402281][ T32] r4:00000000 [ 1347.402417][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.402545][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1347.402623][ T32] 9d20: 80299000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1347.402701][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1347.402769][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.402853][ T32] r5:80090013 r4:80239bb0 [ 1347.402916][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.403017][ T32] r4:82ac11e4 [ 1347.424002][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.424298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.424407][ T32] r4:e0529dc0 [ 1347.424507][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.424650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.424711][ T32] r4:00000000 [ 1347.424795][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.424943][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.425014][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.425118][ T32] r5:00001000 r4:e03bf000 [ 1347.425170][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.425260][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.425379][ T32] r5:84b0938c r4:84b09000 [ 1347.425446][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.425553][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.425674][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.425793][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.425848][ T32] r4:84a4a480 ** 1 printk messages dropped ** [ 1347.426029][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 7 printk messages dropped ** [ 1347.426710][ T32] r4:84a42200 ** 4 printk messages dropped ** [ 1347.427282][ T32] task:kworker/0:370 state:D stack:0 pid:5724 tgid:5724 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.428374][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.428878][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.429141][ T32] r5:00001000 r4:ead07000 ** 1 printk messages dropped ** [ 1347.429287][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.430110][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.430693][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.432075][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1347.432786][ T32] r4:82ac11e4 [ 1347.432834][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.432927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.433064][ T32] r4:e0529dc0 [ 1347.451510][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.451754][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.451819][ T32] r4:00000000 [ 1347.451867][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.451969][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.452019][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.452114][ T32] r5:00001000 r4:e03bf000 [ 1347.452162][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.452270][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.452384][ T32] r5:84b0938c r4:84b09000 [ 1347.452434][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.452591][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.452643][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.452742][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.452796][ T32] r4:84a4a480 [ 1347.452842][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.452971][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.453139][ T32] r4:00000001 [ 1347.457468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.457612][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.457684][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.457774][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.457847][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.457913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.457971][ T32] r4:84a42200 [ 1347.458066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.458180][ T32] INFO: task kworker/0:371:5726 blocked for more than 473 seconds. [ 1347.458287][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.458355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.458408][ T32] task:kworker/0:371 state:D stack:0 pid:5726 tgid:5726 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.458552][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.458735][ T32] Call trace: [ 1347.458828][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1347.458934][ T32] r10:82918930 r9:ec6b1d84 r8:00000002 r7:60000113 r6:ec6b1d8c r5:856c0c00 [ 1347.458988][ T32] r4:856c0c00 [ 1347.459035][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.459122][ T32] r5:856c0c00 r4:8291892c [ 1347.459206][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.459301][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.459421][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b1e08 ** 6 printk messages dropped ** [ 1347.459947][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.460227][ T32] r5:00001000 r4:eaf23000 [ 1347.460282][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.460753][ T32] r7:dddced80 r6:83018000 r5:8566738c r4:856f1400 ** 7 printk messages dropped ** [ 1347.461451][ T32] Exception stack(0xec6b1fb0 to 0xec6b1ff8) ** 6 printk messages dropped ** [ 1347.462641][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.474572][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.474740][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.474932][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.475542][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.476044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1347.477084][ T32] r4:856c2400 ** 4 printk messages dropped ** [ 1347.477638][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6b9e08 ** 7 printk messages dropped ** [ 1347.478125][ T32] r9:83018005 r8:856c2400 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 ** 2 printk messages dropped ** [ 1347.478374][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1347.478920][ T32] r10:00000000 r9:856f1480 r8:8027f5e8 r7:ec695e60 r6:856f3680 r5:856c2400 ** 9 printk messages dropped ** [ 1347.480568][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.482024][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.482206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1347.482798][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1347.504266][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 6 printk messages dropped ** [ 1347.504788][ T32] INFO: task kworker/0:373:5731 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.505601][ T32] r4:856c3c00 ** 3 printk messages dropped ** [ 1347.505993][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1347.506769][ T32] r9:83018005 r8:856c3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 ** 2 printk messages dropped ** [ 1347.506963][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.507042][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.507128][ T32] r5:85667b8c r4:85667800 [ 1347.507171][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.507260][ T32] r7:dddced80 r6:83018000 r5:85667b8c r4:856f1500 [ 1347.507301][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.507435][ T32] r10:61c88647 r9:856c3c00 r8:856f152c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.507526][ T32] r4:856f1500 [ 1347.507610][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.507705][ T32] r10:00000000 r9:856f1500 r8:8027f5e8 r7:ec695e60 r6:856f3700 r5:856c3c00 [ 1347.507798][ T32] r4:00000001 [ 1347.507850][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.507930][ T32] Exception stack(0xec6c5fb0 to 0xec6c5ff8) [ 1347.507991][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.508052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.508110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.508169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.508220][ T32] r4:856fe580 [ 1347.508960][ T32] INFO: task kworker/0:373:5731 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1347.509072][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.509261][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.509397][ T32] Call trace: [ 1347.509469][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1347.509609][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1347.509707][ T32] r4:00000000 [ 1347.509772][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.509942][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1347.510021][ T32] 9d20: 80299000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1347.510092][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1347.510152][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.510213][ T32] r5:80090013 r4:80239bb0 [ 1347.510340][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.510441][ T32] r4:82ac11e4 [ 1347.510487][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.510581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.510636][ T32] r4:e0529dc0 [ 1347.510712][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.510896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.510960][ T32] r4:00000000 [ 1347.511007][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.511103][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.511160][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.511256][ T32] r5:00001000 r4:e03bf000 [ 1347.511303][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.511395][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.511478][ T32] r5:84b0938c r4:84b09000 [ 1347.511560][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.511669][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.511716][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.511810][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.511864][ T32] r4:84a4a480 [ 1347.511969][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.512082][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.512197][ T32] r4:00000001 [ 1347.512253][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.512351][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.512511][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.512646][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.512770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.512869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.512931][ T32] r4:84a42200 [ 1347.512977][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.513164][ T32] INFO: task kworker/0:374:5733 blocked for more than 474 seconds. [ 1347.534204][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.534304][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.534371][ T32] task:kworker/0:374 state:D stack:0 pid:5733 tgid:5733 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.534505][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.534645][ T32] Call trace: [ 1347.534786][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1347.535047][ T32] r10:82918930 r9:ec6cdd84 r8:00000002 r7:60000013 r6:ec6cdd8c r5:856c3000 [ 1347.535116][ T32] r4:856c3000 [ 1347.535177][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.535280][ T32] r5:856c3000 r4:8291892c [ 1347.535365][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.535458][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.535582][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 1347.535680][ T32] r4:00000000 [ 1347.535734][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1347.535817][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.535899][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.536009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856feac0 [ 1347.536088][ T32] r4:00000000 [ 1347.536146][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.536505][ T32] r5:00001000 r4:eb569000 [ 1347.536558][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1347.536777][ T32] r5:8566838c r4:85668000 ** 4 printk messages dropped ** [ 1347.537169][ T32] r4:856f1580 ** 4 printk messages dropped ** [ 1347.537702][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) ** 6 printk messages dropped ** [ 1347.538901][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.540641][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.541071][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.541694][ T32] r5:84b0938c r4:84b09000 ** 4 printk messages dropped ** [ 1347.542145][ T32] r4:84a4a480 ** 4 printk messages dropped ** [ 1347.542632][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 7 printk messages dropped ** [ 1347.558262][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1347.559012][ T32] r4:856c4800 ** 4 printk messages dropped ** [ 1347.559417][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d5e08 ** 7 printk messages dropped ** [ 1347.560049][ T32] r9:83018005 r8:856c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 ** 1 printk messages dropped ** [ 1347.560240][ T32] r5:00001000 r4:eb947000 ** 3 printk messages dropped ** [ 1347.560623][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.561445][ T32] Exception stack(0xec6d5fb0 to 0xec6d5ff8) ** 5 printk messages dropped ** [ 1347.562537][ T32] INFO: task kworker/0:375:5735 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 7 printk messages dropped ** [ 1347.581653][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 7 printk messages dropped ** [ 1347.582389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 3 printk messages dropped ** [ 1347.582635][ T32] r4:00000000 [ 1347.582756][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.582976][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.588698][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.588963][ T32] r5:00001000 r4:e03bf000 [ 1347.589015][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.589170][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.589275][ T32] r5:84b0938c r4:84b09000 [ 1347.589343][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.589450][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.589538][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.589720][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.589833][ T32] r4:84a4a480 [ 1347.589922][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.590196][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.590384][ T32] r4:00000001 [ 1347.590586][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.590680][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.590788][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.590856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.591038][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.591148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.591240][ T32] r4:84a42200 [ 1347.591374][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.591571][ T32] INFO: task kworker/0:376:5736 blocked for more than 474 seconds. [ 1347.591652][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.591711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.591761][ T32] task:kworker/0:376 state:D stack:0 pid:5736 tgid:5736 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.592013][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.592200][ T32] Call trace: [ 1347.592546][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1347.592822][ T32] r10:82918930 r9:ec6d9d84 r8:00000002 r7:60000113 r6:ec6d9d8c r5:856c5400 [ 1347.592895][ T32] r4:856c5400 [ 1347.592943][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.603790][ T32] r5:856c5400 r4:8291892c [ 1347.604001][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.604134][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.604336][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6d9e08 [ 1347.604457][ T32] r4:00000000 [ 1347.604542][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1347.604624][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.604711][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.604803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856feb80 [ 1347.604853][ T32] r4:00000000 [ 1347.604969][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.605233][ T32] r9:83018005 r8:856c5400 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1347.605311][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.605563][ T32] r5:00001000 r4:eb811000 [ 1347.605686][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.605843][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.606033][ T32] r5:8566878c r4:85668400 [ 1347.606081][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.606229][ T32] r7:dddced80 r6:83018000 r5:8566878c r4:856f1680 [ 1347.606320][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.606440][ T32] r10:61c88647 r9:856c5400 r8:856f16ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.606496][ T32] r4:856f1680 [ 1347.606552][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.606654][ T32] r10:00000000 r9:856f1680 r8:8027f5e8 r7:ec6d5e60 r6:856f3880 r5:856c5400 [ 1347.606705][ T32] r4:00000001 [ 1347.606752][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.606869][ T32] Exception stack(0xec6d9fb0 to 0xec6d9ff8) [ 1347.606955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.607028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.607102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.607268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.607432][ T32] r4:856fea40 [ 1347.608173][ T32] INFO: task kworker/0:376:5736 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1347.608271][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.608588][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.608733][ T32] Call trace: [ 1347.609135][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1347.609264][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1347.609319][ T32] r4:00000000 [ 1347.609381][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.609579][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1347.610223][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.610728][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.611392][ T32] r5:84b0938c r4:84b09000 ** 6 printk messages dropped ** [ 1347.612029][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 9 printk messages dropped ** [ 1347.612770][ T32] INFO: task kworker/0:377:5738 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.632904][ T32] r4:856c0000 ** 4 printk messages dropped ** [ 1347.644293][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e1e08 ** 9 printk messages dropped ** [ 1347.645254][ T32] r5:00001000 r4:eba9d000 [ 1347.645307][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1347.645540][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.646438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1347.647611][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1347.648148][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1347.648654][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.648808][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1347.649384][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1347.649705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.650020][ T32] task:kworker/0:378 state:D stack:0 pid:5740 tgid:5740 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1347.651015][ T32] r4:00000000 [ 1347.651295][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1347.651345][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.651383][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.651424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fed40 [ 1347.651467][ T32] r4:00000000 [ 1347.651490][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.651569][ T32] r9:83018005 r8:847d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1347.651597][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.651639][ T32] r5:00001000 r4:eb9e5000 [ 1347.651686][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.651732][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.651773][ T32] r5:85668f8c r4:85668c00 [ 1347.651794][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.651838][ T32] r7:dddced80 r6:83018000 r5:85668f8c r4:856f1780 [ 1347.651863][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.651917][ T32] r10:61c88647 r9:847d6000 r8:856f17ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.651964][ T32] r4:856f1780 [ 1347.651988][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.652320][ T32] r10:00000000 r9:856f1780 r8:8027f5e8 r7:ec6e1e60 r6:856f1800 r5:847d6000 [ 1347.652360][ T32] r4:00000001 [ 1347.652402][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.652441][ T32] Exception stack(0xec6ddfb0 to 0xec6ddff8) [ 1347.652531][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.652658][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.652692][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.652726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.652750][ T32] r4:856feb40 [ 1347.664743][ T32] INFO: task kworker/0:378:5740 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1347.664873][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.664951][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.665017][ T32] Call trace: [ 1347.665051][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1347.665142][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1347.665202][ T32] r4:00000000 [ 1347.665228][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.665310][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1347.665363][ T32] 9d20: 80299000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1347.665397][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1347.665424][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.665464][ T32] r5:80090013 r4:80239bb0 [ 1347.665489][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.665569][ T32] r4:82ac11e4 [ 1347.665594][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.665640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.665663][ T32] r4:e0529dc0 [ 1347.665683][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.665727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.665751][ T32] r4:00000000 [ 1347.665802][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.665855][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.665878][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.665952][ T32] r5:00001000 r4:e03bf000 [ 1347.665980][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.666052][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.666131][ T32] r5:84b0938c r4:84b09000 [ 1347.666187][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.666239][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.666262][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.666309][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.666340][ T32] r4:84a4a480 [ 1347.666361][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.666407][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.666432][ T32] r4:00000001 [ 1347.666453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.666489][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.666517][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.666546][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.666600][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.666635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.666658][ T32] r4:84a42200 [ 1347.666711][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.666760][ T32] INFO: task kworker/0:379:5744 blocked for more than 474 seconds. [ 1347.666825][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.666921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1347.667086][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.667447][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.667956][ T32] r5:00001000 r4:eba27000 [ 1347.668009][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1347.668116][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.668789][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.671260][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 10 printk messages dropped ** [ 1347.672814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 9 printk messages dropped ** [ 1347.695802][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.696831][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 7 printk messages dropped ** [ 1347.697563][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1347.697829][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.698510][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1347.699423][ T32] r5:00001000 r4:ebac9000 [ 1347.699499][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1347.699733][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.700799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.701866][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 2 printk messages dropped ** [ 1347.702218][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1347.702282][ T32] 9d20: 80299000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1347.702342][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1347.702444][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.702537][ T32] r5:80090013 r4:80239bb0 [ 1347.702588][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.702680][ T32] r4:82ac11e4 [ 1347.702728][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.702821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.703090][ T32] r4:e0529dc0 [ 1347.823842][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.823991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.824025][ T32] r4:00000000 [ 1347.824053][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.824118][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.824146][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.824207][ T32] r5:00001000 r4:e03bf000 [ 1347.824236][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.824340][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.824401][ T32] r5:84b0938c r4:84b09000 [ 1347.824487][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.824554][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.824581][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.824641][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.824785][ T32] r4:84a4a480 [ 1347.824959][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.825017][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.825044][ T32] r4:00000001 [ 1347.825067][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.825109][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.825145][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.825179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.825211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.825269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.825298][ T32] r4:84a42200 [ 1347.825341][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.825488][ T32] INFO: task kworker/0:381:5749 blocked for more than 474 seconds. [ 1347.825582][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.825658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.825703][ T32] task:kworker/0:381 state:D stack:0 pid:5749 tgid:5749 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.825823][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.825903][ T32] Call trace: [ 1347.825964][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1347.826052][ T32] r10:82918930 r9:ec6e9d84 r8:00000002 r7:60000113 r6:ec6e9d8c r5:84962400 [ 1347.826124][ T32] r4:84962400 [ 1347.826161][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.826232][ T32] r5:84962400 r4:8291892c [ 1347.826284][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.826386][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.826484][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e9e08 [ 1347.826524][ T32] r4:00000000 [ 1347.826572][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1347.826641][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.826707][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1347.827372][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1347.827620][ T32] r5:00001000 r4:ec325000 [ 1347.827651][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.830181][ T32] r7:dddced80 r6:83018000 r5:8566a38c r4:856f1a80 ** 7 printk messages dropped ** [ 1347.831481][ T32] Exception stack(0xec6e9fb0 to 0xec6e9ff8) ** 5 printk messages dropped ** [ 1347.855029][ T32] INFO: task kworker/0:381:5749 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 9 printk messages dropped ** [ 1347.856111][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 10 printk messages dropped ** [ 1347.857597][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.858941][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1347.859741][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.860403][ T32] task:kworker/0:382 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.861462][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec3d9e08 ** 9 printk messages dropped ** [ 1347.862401][ T32] r5:00001000 r4:ebaf9000 [ 1347.862448][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.863066][ T32] r7:dddced80 r6:83018000 r5:85669f8c r4:856f1b80 ** 7 printk messages dropped ** [ 1347.884664][ T32] Exception stack(0xec3d9fb0 to 0xec3d9ff8) ** 6 printk messages dropped ** [ 1347.885599][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.886482][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1347.886804][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.887411][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1347.887757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1347.888212][ T32] r4:84963c00 ** 2 printk messages dropped ** [ 1347.888330][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.888374][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.888425][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6ede08 [ 1347.888449][ T32] r4:00000000 [ 1347.888540][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1347.888636][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.888796][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.888845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857135c0 [ 1347.888870][ T32] r4:00000000 [ 1347.888892][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.888938][ T32] r9:83018005 r8:84963c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1347.888960][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.889014][ T32] r5:00001000 r4:ec345000 [ 1347.889045][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.889111][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.889160][ T32] r5:8566a78c r4:8566a400 [ 1347.889180][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.889271][ T32] r7:dddced80 r6:83018000 r5:8566a78c r4:856f1c80 [ 1347.889322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.889374][ T32] r10:61c88647 r9:84963c00 r8:856f1cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.889399][ T32] r4:856f1c80 [ 1347.889471][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.889528][ T32] r10:00000000 r9:856f1c80 r8:8027f5e8 r7:ec6e9e60 r6:856f1d00 r5:84963c00 [ 1347.889553][ T32] r4:00000001 [ 1347.889574][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.889610][ T32] Exception stack(0xec6edfb0 to 0xec6edff8) [ 1347.889639][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.889669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.889731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.889816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.889844][ T32] r4:85713300 [ 1347.890226][ T32] INFO: task kworker/0:383:5753 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1347.890266][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.890352][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.890414][ T32] Call trace: [ 1347.890449][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1347.890506][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1347.890550][ T32] r4:00000000 [ 1347.890594][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.890637][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1347.890667][ T32] 9d20: 82bd1000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1347.890697][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1347.890753][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.890782][ T32] r5:80090013 r4:80239bb0 [ 1347.890804][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.890847][ T32] r4:82ac11e4 [ 1347.890868][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.890911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.890959][ T32] r4:e0529dc0 [ 1347.890995][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.891042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.891066][ T32] r4:00000000 [ 1347.891086][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.891134][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.891157][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.891201][ T32] r5:00001000 r4:e03bf000 [ 1347.891258][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.891302][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.891370][ T32] r5:84b0938c r4:84b09000 [ 1347.891394][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.891469][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.891502][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.891553][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.891652][ T32] r4:84a4a480 [ 1347.891688][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.891737][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.891760][ T32] r4:00000001 [ 1347.891780][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.891815][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.891869][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.891927][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.891982][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.892035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.892067][ T32] r4:84a42200 [ 1347.892114][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.892142][ T32] INFO: task kworker/0:384:5755 blocked for more than 474 seconds. [ 1347.892197][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.892238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.892264][ T32] task:kworker/0:384 state:D stack:0 pid:5755 tgid:5755 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.892341][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.892383][ T32] Call trace: ** 4 printk messages dropped ** [ 1347.892694][ T32] r5:84964800 r4:8291892c ** 5 printk messages dropped ** [ 1347.892929][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.923836][ T32] r5:00001000 r4:ec3a1000 [ 1347.923858][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.923902][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.923976][ T32] r5:8566af8c r4:8566ac00 [ 1347.924003][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.924055][ T32] r7:dddced80 r6:83018000 r5:8566af8c r4:856f1d80 [ 1347.924077][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.924128][ T32] r10:61c88647 r9:84964800 r8:856f1dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.924184][ T32] r4:856f1d80 [ 1347.924209][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.924261][ T32] r10:00000000 r9:856f1d80 r8:8027f5e8 r7:ec6ede60 r6:856f1e00 r5:84964800 [ 1347.924355][ T32] r4:00000001 [ 1347.924414][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.924458][ T32] Exception stack(0xec6f5fb0 to 0xec6f5ff8) [ 1347.924551][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.924588][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.924624][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.924658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.924682][ T32] r4:85713400 [ 1347.925126][ T32] INFO: task kworker/0:384:5755 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1347.925163][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.925271][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.925346][ T32] Call trace: [ 1347.925382][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1347.925435][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1347.925485][ T32] r4:00000000 [ 1347.925532][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.925632][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1347.925665][ T32] 9d20: 8308c000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1347.925714][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1347.925770][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.925800][ T32] r5:80090013 r4:80239bb0 [ 1347.925821][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.925865][ T32] r4:82ac11e4 [ 1347.925932][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.925980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 5 printk messages dropped ** [ 1347.926317][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 2 printk messages dropped ** [ 1347.926459][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.926503][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.926548][ T32] r5:84b0938c r4:84b09000 [ 1347.926616][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.926673][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.926695][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.926842][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.926929][ T32] r4:84a4a480 [ 1347.926953][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.926999][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.927050][ T32] r4:00000001 [ 1347.927075][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.927111][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.927164][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.927222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.927256][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.927286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1347.927387][ T32] INFO: task kworker/0:385:5756 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.927983][ T32] r4:84965400 ** 4 printk messages dropped ** [ 1347.928269][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f9e08 ** 9 printk messages dropped ** [ 1347.928757][ T32] r5:00001000 r4:ec359000 [ 1347.928781][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.929023][ T32] r7:dddced80 r6:83018000 r5:8566ab8c r4:856f1e80 ** 4 printk messages dropped ** [ 1347.929348][ T32] r10:00000000 r9:856f1e80 r8:8027f5e8 r7:ec6f5e60 r6:856f1f00 r5:84965400 ** 9 printk messages dropped ** [ 1347.929946][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.930595][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1347.931144][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.931681][ T32] r4:84a4a480 ** 6 printk messages dropped ** [ 1347.932045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1347.932242][ T32] INFO: task kworker/0:386:5759 blocked for more than 474 seconds. [ 1347.932271][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.932296][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.932318][ T32] task:kworker/0:386 state:D stack:0 pid:5759 tgid:5759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.932488][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.932569][ T32] Call trace: [ 1347.932633][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1347.932710][ T32] r10:82918930 r9:ec6fdd84 r8:00000002 r7:60000013 r6:ec6fdd8c r5:84966000 [ 1347.932787][ T32] r4:84966000 [ 1347.932821][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.932889][ T32] r5:84966000 r4:8291892c [ 1347.932917][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.932970][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.933091][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6fde08 [ 1347.955389][ T32] r4:00000000 [ 1347.955465][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1347.955612][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1347.955663][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.955712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85713a40 [ 1347.955737][ T32] r4:00000000 [ 1347.955758][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.955807][ T32] r9:83018005 r8:84966000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 [ 1347.955830][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.955906][ T32] r5:00001000 r4:ec3c9000 [ 1347.955932][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.955975][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.956018][ T32] r5:8566b38c r4:8566b000 [ 1347.956039][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.956088][ T32] r7:dddced80 r6:83018000 r5:8566b38c r4:856f1f80 [ 1347.956215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.956271][ T32] r10:61c88647 r9:84966000 r8:856f1fac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.956297][ T32] r4:856f1f80 [ 1347.956497][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.956561][ T32] r10:00000000 r9:856f1f80 r8:8027f5e8 r7:ec6f5e60 r6:85721000 r5:84966000 [ 1347.956587][ T32] r4:00000001 [ 1347.956608][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.956649][ T32] Exception stack(0xec6fdfb0 to 0xec6fdff8) [ 1347.956681][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.956972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.957005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.957036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.957060][ T32] r4:857137c0 [ 1347.957473][ T32] INFO: task kworker/0:386:5759 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1347.957514][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.957650][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.957704][ T32] Call trace: [ 1347.957768][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1347.957824][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1347.957850][ T32] r4:00000000 [ 1347.957872][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.957913][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1347.957945][ T32] 9d20: 83496000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1347.958061][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1347.958093][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.958124][ T32] r5:80090013 r4:80239bb0 [ 1347.958177][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.958225][ T32] r4:82ac11e4 [ 1347.958391][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.958445][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.958472][ T32] r4:e0529dc0 [ 1347.958499][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.958547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 6 printk messages dropped ** [ 1347.958788][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.959098][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.959334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1347.959640][ T32] task:kworker/0:387 state:D stack:0 pid:5761 tgid:5761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.959691][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.959735][ T32] Call trace: [ 1347.959766][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1347.959811][ T32] r10:82918930 r9:ec701d84 r8:00000002 r7:60000113 r6:ec701d8c r5:84966c00 [ 1347.959833][ T32] r4:84966c00 [ 1347.959852][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1347.959892][ T32] r5:84966c00 r4:8291892c [ 1347.959911][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.959949][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.960031][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 [ 1347.960059][ T32] r4:00000000 [ 1347.960079][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1347.960148][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1347.960377][ T32] r9:83018005 r8:84966c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 ** 1 printk messages dropped ** [ 1347.960438][ T32] r5:00001000 r4:ec3fd000 ** 3 printk messages dropped ** [ 1347.960610][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.960981][ T32] Exception stack(0xec701fb0 to 0xec701ff8) ** 6 printk messages dropped ** [ 1347.961605][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1347.962450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 10 printk messages dropped ** [ 1347.962875][ T32] r5:84b0938c r4:84b09000 ** 4 printk messages dropped ** [ 1347.985676][ T32] r4:84a4a480 ** 4 printk messages dropped ** [ 1347.985920][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 4 printk messages dropped ** [ 1347.986187][ T32] r4:84a42200 ** 4 printk messages dropped ** [ 1347.986448][ T32] task:kworker/0:388 state:D stack:0 pid:5763 tgid:5763 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.987127][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec705e08 ** 7 printk messages dropped ** [ 1347.987497][ T32] r9:83018005 r8:84960c00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 ** 1 printk messages dropped ** [ 1347.987570][ T32] r5:00001000 r4:ec417000 ** 4 printk messages dropped ** [ 1347.987800][ T32] r7:dddced80 r6:83018000 r5:8566bb8c r4:85721180 ** 5 printk messages dropped ** [ 1347.988153][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.988349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 1 printk messages dropped ** [ 1347.988864][ T32] INFO: task kworker/0:388:5763 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1347.988907][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.988991][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.989039][ T32] Call trace: [ 1347.989073][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1347.989123][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1347.989146][ T32] r4:00000000 [ 1347.989165][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.989204][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1347.989233][ T32] 9d20: 83832000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1347.989301][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1347.989331][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1347.989355][ T32] r5:80090013 r4:80239bb0 [ 1347.989377][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1347.989416][ T32] r4:82ac11e4 [ 1347.989447][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.989499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1347.989550][ T32] r4:e0529dc0 [ 1347.989575][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1347.989617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1347.989640][ T32] r4:00000000 [ 1347.989659][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1347.989733][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1347.989758][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.989827][ T32] r5:00001000 r4:e03bf000 [ 1347.989851][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1347.989894][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.989937][ T32] r5:84b0938c r4:84b09000 [ 1347.989996][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1347.990047][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1347.990094][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1347.990149][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1347.990173][ T32] r4:84a4a480 [ 1347.990194][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1347.990241][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1347.990310][ T32] r4:00000001 [ 1347.990335][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.990372][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1347.990423][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.990457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.990511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.990569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1347.990595][ T32] r4:84a42200 [ 1347.990618][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.990644][ T32] INFO: task kworker/0:389:5765 blocked for more than 474 seconds. [ 1347.990709][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.990737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.990759][ T32] task:kworker/0:389 state:D stack:0 pid:5765 tgid:5765 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.990830][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.990903][ T32] Call trace: [ 1347.990939][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1347.990985][ T32] r10:82918930 r9:ec709d84 r8:00000002 r7:60000113 r6:ec709d8c r5:847d6c00 ** 3 printk messages dropped ** [ 1347.991199][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1347.991829][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1347.991880][ T32] r5:00001000 r4:ec42d000 [ 1347.991900][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.992045][ T32] r7:dddced80 r6:83018000 r5:8566bf8c r4:85721280 ** 7 printk messages dropped ** [ 1347.992416][ T32] Exception stack(0xec709fb0 to 0xec709ff8) ** 6 printk messages dropped ** [ 1347.992979][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.016262][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.016483][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 9 printk messages dropped ** [ 1348.016867][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 2 printk messages dropped ** [ 1348.016990][ T32] r4:84a4a480 [ 1348.017023][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.017075][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.017126][ T32] r4:00000001 [ 1348.017175][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.017246][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.017278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.017309][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.017339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.017370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.017393][ T32] r4:84a42200 [ 1348.017418][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.017449][ T32] INFO: task kworker/0:390:5767 blocked for more than 474 seconds. [ 1348.017483][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.017515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.017563][ T32] task:kworker/0:390 state:D stack:0 pid:5767 tgid:5767 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.017618][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.017662][ T32] Call trace: [ 1348.017694][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.017741][ T32] r10:82918930 r9:ec70dd84 r8:00000002 r7:60000013 r6:ec70dd8c r5:85690000 [ 1348.017788][ T32] r4:85690000 [ 1348.017892][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1348.018070][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec70de08 ** 9 printk messages dropped ** [ 1348.018502][ T32] r5:00001000 r4:ec447000 [ 1348.018548][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.018593][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.018858][ T32] r4:85721380 ** 6 printk messages dropped ** [ 1348.019113][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.019744][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.020515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 10 printk messages dropped ** [ 1348.020922][ T32] r5:84b0938c r4:84b09000 ** 5 printk messages dropped ** [ 1348.021164][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1348.021448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.021985][ T32] r10:82918930 r9:ec711d84 r8:00000002 r7:60000113 r6:ec711d8c r5:85690c00 ** 8 printk messages dropped ** [ 1348.022499][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.022894][ T32] r5:00001000 r4:ec46b000 ** 1 printk messages dropped ** [ 1348.046424][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.047019][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.047221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1348.048149][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.048206][ T32] 9d20: 83f30000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.048240][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.048268][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.048318][ T32] r5:80090013 r4:80239bb0 [ 1348.048342][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.048421][ T32] r4:82ac11e4 [ 1348.048444][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.048510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.048548][ T32] r4:e0529dc0 [ 1348.048623][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.048672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.048705][ T32] r4:00000000 [ 1348.048737][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.048789][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.048812][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.048856][ T32] r5:00001000 r4:e03bf000 [ 1348.048896][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.048939][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.048983][ T32] r5:84b0938c r4:84b09000 [ 1348.049004][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.049076][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.049102][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.049151][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.049174][ T32] r4:84a4a480 [ 1348.049219][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.049284][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.049312][ T32] r4:00000001 [ 1348.049357][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.049398][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.049426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.049456][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.049484][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.049522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.049545][ T32] r4:84a42200 [ 1348.049567][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.049595][ T32] INFO: task kworker/0:392:5770 blocked for more than 474 seconds. [ 1348.049630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.049658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.049686][ T32] task:kworker/0:392 state:D stack:0 pid:5770 tgid:5770 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.049765][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.049853][ T32] Call trace: [ 1348.049913][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.050189][ T32] r10:82918930 r9:ec6f1d84 r8:00000002 r7:60000013 r6:ec6f1d8c r5:85691800 [ 1348.050228][ T32] r4:85691800 [ 1348.050276][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.050320][ T32] r5:85691800 r4:8291892c [ 1348.050341][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.050532][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.050856][ T32] r5:00001000 r4:ec481000 ** 3 printk messages dropped ** [ 1348.051017][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1348.052231][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 19 printk messages dropped ** [ 1348.053064][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1348.061248][ T32] r4:84a42200 ** 9 printk messages dropped ** [ 1348.061783][ T32] r4:85692400 ** 7 printk messages dropped ** [ 1348.062067][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1348.062426][ T32] r5:8567138c r4:85671000 ** 4 printk messages dropped ** [ 1348.062617][ T32] r4:85721680 [ 1348.062644][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.062691][ T32] r10:00000000 r9:85721680 r8:8027f5e8 r7:ec6f1e60 r6:85721700 r5:85692400 [ 1348.062716][ T32] r4:00000001 [ 1348.062735][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.062797][ T32] Exception stack(0xec715fb0 to 0xec715ff8) [ 1348.062827][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.062857][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.062884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.062914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.062939][ T32] r4:8572c000 [ 1348.076818][ T32] INFO: task kworker/0:393:5772 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.076969][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.077140][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.077220][ T32] Call trace: [ 1348.077316][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.077378][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.077409][ T32] r4:00000000 [ 1348.077457][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.077508][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.077540][ T32] 9d20: 84130000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.077569][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 5 printk messages dropped ** [ 1348.077907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 18 printk messages dropped ** [ 1348.078936][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1348.079380][ T32] task:kworker/0:394 state:D stack:0 pid:5774 tgid:5774 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1348.080355][ T32] r5:00001000 r4:ec4a7000 ** 4 printk messages dropped ** [ 1348.080608][ T32] r7:dddced80 r6:83018000 r5:85670f8c r4:85721780 ** 12 printk messages dropped ** [ 1348.081224][ T32] r4:8572c4c0 ** 8 printk messages dropped ** [ 1348.082065][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 16 printk messages dropped ** [ 1348.082788][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1348.101445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.101474][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.101504][ T32] r4:84a42200 [ 1348.101587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.101681][ T32] INFO: task kworker/0:395:5777 blocked for more than 474 seconds. [ 1348.101720][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.101783][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.101820][ T32] task:kworker/0:395 state:D stack:0 pid:5777 tgid:5777 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.101978][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.102102][ T32] Call trace: [ 1348.102178][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.102232][ T32] r10:82918930 r9:ec719d84 r8:00000002 r7:60000113 r6:ec719d8c r5:85694800 [ 1348.102294][ T32] r4:85694800 [ 1348.102345][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.102423][ T32] r5:85694800 r4:8291892c [ 1348.102447][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.102488][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.102539][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec719e08 [ 1348.102595][ T32] r4:00000000 [ 1348.102618][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.102692][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.102735][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.102810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572c880 [ 1348.102866][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.103011][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.110188][ T32] r5:00001000 r4:ec4c3000 ** 1 printk messages dropped ** [ 1348.110400][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.110835][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1348.111742][ T32] INFO: task kworker/0:395:5777 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 10 printk messages dropped ** [ 1348.112503][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 7 printk messages dropped ** [ 1348.112885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1348.126743][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.127188][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.127746][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.128216][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.128801][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.128953][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.129407][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.129652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1348.130685][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.130940][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 8 printk messages dropped ** [ 1348.131450][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.131612][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1348.132041][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.132276][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.132664][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.141666][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec729e08 ** 7 printk messages dropped ** [ 1348.141987][ T32] r9:83018005 r8:85696000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 ** 3 printk messages dropped ** [ 1348.142108][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1348.142472][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.142563][ T32] r10:00000000 r9:85721b00 r8:8027f5e8 r7:ec725e60 r6:85721b80 r5:85696000 [ 1348.142588][ T32] r4:00000001 [ 1348.142608][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.142644][ T32] Exception stack(0xec729fb0 to 0xec729ff8) [ 1348.142674][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.142761][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.142803][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.142834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.142856][ T32] r4:8572cac0 [ 1348.157672][ T32] INFO: task kworker/0:397:5782 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.157814][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.157979][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.158109][ T32] Call trace: [ 1348.158269][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.158382][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.158433][ T32] r4:00000000 [ 1348.158479][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.158658][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.158726][ T32] 9d20: 85435000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.158802][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.158949][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.159206][ T32] r5:80090013 r4:80239bb0 [ 1348.159258][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.159349][ T32] r4:82ac11e4 [ 1348.159391][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.159479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.159568][ T32] r4:e0529dc0 [ 1348.159617][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.159706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.159755][ T32] r4:00000000 [ 1348.159797][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.159896][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.159986][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.160079][ T32] r5:00001000 r4:e03bf000 [ 1348.160123][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.160232][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.160353][ T32] r5:84b0938c r4:84b09000 [ 1348.160450][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.160600][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.160651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.160747][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.160794][ T32] r4:84a4a480 [ 1348.160837][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.160928][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.160981][ T32] r4:00000001 [ 1348.161025][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.161143][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.161265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.161334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.161391][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.161457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.161531][ T32] r4:84a42200 [ 1348.161619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.161724][ T32] INFO: task kworker/0:398:5784 blocked for more than 474 seconds. [ 1348.161796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.161848][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.161892][ T32] task:kworker/0:398 state:D stack:0 pid:5784 tgid:5784 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.162129][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.162364][ T32] Call trace: [ 1348.162437][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.162541][ T32] r10:82918930 r9:ec72dd84 r8:00000002 r7:60000013 r6:ec72dd8c r5:85693000 ** 4 printk messages dropped ** [ 1348.162993][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1348.178942][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.179062][ T32] r5:00001000 r4:ec553000 ** 2 printk messages dropped ** [ 1348.179314][ T32] r5:8567278c r4:85672400 ** 4 printk messages dropped ** [ 1348.179654][ T32] r4:85721c00 ** 6 printk messages dropped ** [ 1348.180399][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.182314][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1348.199763][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1348.200590][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1348.201844][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 5 printk messages dropped ** [ 1348.202529][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.202895][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.226083][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.226799][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.228756][ T32] r5:00001000 r4:eb405000 [ 1348.228801][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1348.229288][ T32] r10:61c88647 r9:856c6c00 r8:856f39ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.230860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 1 printk messages dropped ** [ 1348.231640][ T32] INFO: task kworker/1:926:5785 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.231763][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.232056][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.232360][ T32] Call trace: [ 1348.232633][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.232736][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.233101][ T32] r4:00000000 [ 1348.257794][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.257958][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.258029][ T32] 9d20: 85b05000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.258645][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.258710][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.259001][ T32] r5:80090013 r4:80239bb0 [ 1348.259054][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.259147][ T32] r4:82ac11e4 [ 1348.259287][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.259564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.259742][ T32] r4:e0529dc0 [ 1348.260106][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.260200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.260249][ T32] r4:00000000 [ 1348.260382][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.260529][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.260893][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.261201][ T32] r5:00001000 r4:e03bf000 [ 1348.261467][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.261662][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.261759][ T32] r5:84b0938c r4:84b09000 [ 1348.261805][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.262123][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.262175][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.262402][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.262468][ T32] r4:84a4a480 [ 1348.262591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.262689][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.262988][ T32] r4:00000001 [ 1348.304480][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.304755][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.304895][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.304973][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.305216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.305289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.305396][ T32] r4:84a42200 [ 1348.305452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.305521][ T32] INFO: task kworker/0:399:5786 blocked for more than 474 seconds. [ 1348.306337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.306402][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.306532][ T32] task:kworker/0:399 state:D stack:0 pid:5786 tgid:5786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.306823][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.306925][ T32] Call trace: [ 1348.307163][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.307269][ T32] r10:82918930 r9:ec735d84 r8:00000002 r7:60000113 r6:ec735d8c r5:856c1800 [ 1348.307319][ T32] r4:856c1800 [ 1348.307495][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.307945][ T32] r5:856c1800 r4:8291892c [ 1348.307994][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.308129][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.308231][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec735e08 [ 1348.308497][ T32] r4:00000000 [ 1348.308557][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.308644][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.308821][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.309096][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572c340 [ 1348.309276][ T32] r4:00000000 [ 1348.309366][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.309475][ T32] r9:83018005 r8:856c1800 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1348.309568][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.309661][ T32] r5:00001000 r4:ec563000 [ 1348.309860][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.309949][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.310147][ T32] r5:85672b8c r4:85672800 [ 1348.310197][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.310296][ T32] r7:dddced80 r6:83018000 r5:85672b8c r4:85721d00 ** 3 printk messages dropped ** [ 1348.311137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1348.333590][ T32] INFO: task kworker/0:399:5786 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 9 printk messages dropped ** [ 1348.334638][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 8 printk messages dropped ** [ 1348.335057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 9 printk messages dropped ** [ 1348.335448][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 4 printk messages dropped ** [ 1348.335639][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 9 printk messages dropped ** [ 1348.336155][ T32] INFO: task kworker/1:927:5788 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.336509][ T32] r4:856c6000 ** 4 printk messages dropped ** [ 1348.336824][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec739e08 ** 9 printk messages dropped ** [ 1348.337282][ T32] r5:00001000 r4:ec597000 [ 1348.337302][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.337525][ T32] r7:ddde2d80 r6:83018200 r5:8567338c r4:856f3b00 ** 7 printk messages dropped ** [ 1348.337833][ T32] Exception stack(0xec739fb0 to 0xec739ff8) ** 5 printk messages dropped ** [ 1348.338561][ T32] INFO: task kworker/1:927:5788 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 7 printk messages dropped ** [ 1348.339076][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 7 printk messages dropped ** [ 1348.339370][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 10 printk messages dropped ** [ 1348.339969][ T32] r5:84b0938c r4:84b09000 ** 4 printk messages dropped ** [ 1348.340175][ T32] r4:84a4a480 ** 6 printk messages dropped ** [ 1348.340734][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.341258][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1348.341425][ T32] r10:82918930 r9:ec741d84 r8:00000002 r7:60000013 r6:ec741d8c r5:856bd400 [ 1348.341468][ T32] r4:856bd400 [ 1348.341497][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.341538][ T32] r5:856bd400 r4:8291892c [ 1348.341557][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.341596][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.341678][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec741e08 [ 1348.341704][ T32] r4:00000000 [ 1348.341725][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.341766][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.341829][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.341875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85730040 [ 1348.341897][ T32] r4:00000000 [ 1348.341939][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.341988][ T32] r9:83018005 r8:856bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1348.342010][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.342052][ T32] r5:00001000 r4:ec585000 [ 1348.342071][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.342110][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.342175][ T32] r5:85672f8c r4:85672c00 [ 1348.342268][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.342318][ T32] r7:dddced80 r6:83018000 r5:85672f8c r4:85721d80 [ 1348.342340][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.342386][ T32] r10:61c88647 r9:856bd400 r8:85721dac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.342420][ T32] r4:85721d80 [ 1348.342463][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.342602][ T32] r10:00000000 r9:85721d80 r8:8027f5e8 r7:ec735e60 r6:856f3c00 r5:856bd400 [ 1348.342648][ T32] r4:00000001 [ 1348.342670][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.342707][ T32] Exception stack(0xec741fb0 to 0xec741ff8) [ 1348.342733][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.342763][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.342810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.342843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.342866][ T32] r4:8572cf40 [ 1348.367016][ T32] INFO: task kworker/0:400:5791 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.367120][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.367233][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.367333][ T32] Call trace: [ 1348.367368][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.367425][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.367461][ T32] r4:00000000 [ 1348.367517][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.367571][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.367602][ T32] 9d20: 867fa000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.367633][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.367687][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.367740][ T32] r5:80090013 r4:80239bb0 [ 1348.367792][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.367868][ T32] r4:82ac11e4 [ 1348.367915][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.368005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.368031][ T32] r4:e0529dc0 [ 1348.368062][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.368135][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.368163][ T32] r4:00000000 [ 1348.368184][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.368234][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.368278][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.368346][ T32] r5:00001000 r4:e03bf000 [ 1348.368370][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.368412][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.368491][ T32] r5:84b0938c r4:84b09000 [ 1348.368564][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.368617][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.368683][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.368735][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.368821][ T32] r4:84a4a480 [ 1348.368861][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.368909][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.368933][ T32] r4:00000001 [ 1348.368953][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.368989][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.369015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.369043][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.369069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.369098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.369120][ T32] r4:84a42200 ** 2 printk messages dropped ** [ 1348.369205][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1348.369586][ T32] r4:84838000 ** 4 printk messages dropped ** [ 1348.369862][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec745e08 ** 9 printk messages dropped ** [ 1348.370281][ T32] r5:00001000 r4:eae49000 [ 1348.370325][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.370535][ T32] r7:dddced80 r6:83018000 r5:85673b8c r4:85721e00 ** 5 printk messages dropped ** [ 1348.370840][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.370916][ T32] Exception stack(0xec745fb0 to 0xec745ff8) [ 1348.370977][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.371018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.371047][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.371097][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.371122][ T32] r4:85730100 [ 1348.371470][ T32] INFO: task kworker/0:401:5793 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.371506][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.371606][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.371650][ T32] Call trace: [ 1348.371706][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.371755][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.371778][ T32] r4:00000000 [ 1348.371811][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.371873][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.371927][ T32] 9d20: 867fa000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.371959][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.371995][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.372043][ T32] r5:80090013 r4:80239bb0 [ 1348.372066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.372128][ T32] r4:82ac11e4 [ 1348.372151][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.372196][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.372220][ T32] r4:e0529dc0 [ 1348.372259][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.372333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.372359][ T32] r4:00000000 [ 1348.372479][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.372538][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.372571][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.372627][ T32] r5:00001000 r4:e03bf000 [ 1348.372672][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.372715][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.372758][ T32] r5:84b0938c r4:84b09000 [ 1348.372777][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.372822][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.372864][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.372912][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.372935][ T32] r4:84a4a480 [ 1348.372955][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1348.383590][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 7 printk messages dropped ** [ 1348.383899][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1348.384227][ T32] r10:82918930 r9:ec73dd84 r8:00000002 r7:60000113 r6:ec73dd8c r5:85698c00 ** 8 printk messages dropped ** [ 1348.384628][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.384894][ T32] r5:00001000 r4:ec5b3000 [ 1348.384914][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.385095][ T32] r7:dddced80 r6:83018000 r5:8567378c r4:85721e80 ** 7 printk messages dropped ** [ 1348.385423][ T32] Exception stack(0xec73dfb0 to 0xec73dff8) ** 6 printk messages dropped ** [ 1348.386261][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1348.386743][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 12 printk messages dropped ** [ 1348.387199][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.387551][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.387772][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.388041][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.388360][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.388790][ T32] r5:00001000 r4:e0599000 [ 1348.388837][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.389085][ T32] r7:ddde2d80 r6:83018200 r5:855fcb8c r4:856f3d00 ** 7 printk messages dropped ** [ 1348.389495][ T32] Exception stack(0xec74dfb0 to 0xec74dff8) ** 5 printk messages dropped ** [ 1348.390014][ T32] INFO: task kworker/1:928:5798 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 7 printk messages dropped ** [ 1348.390407][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 7 printk messages dropped ** [ 1348.390788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 10 printk messages dropped ** [ 1348.391296][ T32] r5:84b0938c r4:84b09000 ** 5 printk messages dropped ** [ 1348.391576][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1348.391911][ T32] r4:84a42200 ** 5 printk messages dropped ** [ 1348.392163][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.392504][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.392552][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec679e08 [ 1348.392575][ T32] r4:00000000 [ 1348.392594][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.392631][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.392668][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.392720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573ae80 [ 1348.392746][ T32] r4:00000000 [ 1348.392790][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.392838][ T32] r9:83018205 r8:84839800 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1348.392860][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.392935][ T32] r5:00001000 r4:eb4eb000 [ 1348.392958][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.426202][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.426331][ T32] r5:855fd78c r4:855fd400 [ 1348.426359][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.426423][ T32] r7:ddde2d80 r6:83018200 r5:855fd78c r4:856f3d80 [ 1348.426470][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.426541][ T32] r10:61c88647 r9:84839800 r8:856f3dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.426590][ T32] r4:856f3d80 [ 1348.426659][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.426809][ T32] r10:00000000 r9:856f3d80 r8:8027f5e8 r7:ec721e60 r6:856f3e00 r5:84839800 [ 1348.426835][ T32] r4:00000001 [ 1348.426855][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.426892][ T32] Exception stack(0xec679fb0 to 0xec679ff8) [ 1348.426922][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.426950][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.426975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.427004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.427061][ T32] r4:8573a200 [ 1348.427471][ T32] INFO: task kworker/1:929:5800 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.427532][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.427665][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.427740][ T32] Call trace: [ 1348.427774][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.427847][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.427874][ T32] r4:00000000 [ 1348.427894][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.427933][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.427961][ T32] 9d20: 8739b000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.427990][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.428014][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.428038][ T32] r5:80090013 r4:80239bb0 [ 1348.428058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.428100][ T32] r4:82ac11e4 [ 1348.428119][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.428161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.428205][ T32] r4:e0529dc0 [ 1348.428228][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.428271][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.428319][ T32] r4:00000000 [ 1348.428342][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.428389][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.428410][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.428451][ T32] r5:00001000 r4:e03bf000 [ 1348.428496][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.428537][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.428585][ T32] r5:84b0938c r4:84b09000 [ 1348.428605][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.428654][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.428700][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.428771][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.428797][ T32] r4:84a4a480 [ 1348.428817][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.428862][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.428885][ T32] r4:00000001 [ 1348.428926][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.428974][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.429001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.429051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.429081][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.429110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.429153][ T32] r4:84a42200 [ 1348.429178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.429321][ T32] INFO: task kworker/0:403:5804 blocked for more than 474 seconds. [ 1348.429359][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.429385][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.429450][ T32] task:kworker/0:403 state:D stack:0 pid:5804 tgid:5804 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.429511][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.429695][ T32] r4:8483a400 ** 4 printk messages dropped ** [ 1348.429929][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec75de08 ** 9 printk messages dropped ** [ 1348.430299][ T32] r5:00001000 r4:eb1fb000 [ 1348.430352][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.430530][ T32] r7:dddced80 r6:83018000 r5:85673f8c r4:85721a80 ** 7 printk messages dropped ** [ 1348.430849][ T32] Exception stack(0xec75dfb0 to 0xec75dff8) ** 6 printk messages dropped ** [ 1348.431366][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.431947][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.432216][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.432792][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.444065][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.444347][ T32] r4:84a42200 ** 5 printk messages dropped ** [ 1348.444746][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.444797][ T32] Call trace: [ 1348.444830][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.444882][ T32] r10:82918930 r9:ec761d84 r8:00000002 r7:60000113 r6:ec761d8c r5:8483bc00 [ 1348.444941][ T32] r4:8483bc00 [ 1348.444965][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.445028][ T32] r5:8483bc00 r4:8291892c [ 1348.445053][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.445155][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.445254][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec761e08 [ 1348.445281][ T32] r4:00000000 [ 1348.445334][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.445379][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.445420][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.445463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85730ac0 [ 1348.445492][ T32] r4:00000000 [ 1348.445513][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.445562][ T32] r9:83018005 r8:8483bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1348.445584][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.445660][ T32] r5:00001000 r4:eb289000 [ 1348.445695][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.445739][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.445816][ T32] r5:8567c38c r4:8567c000 [ 1348.445847][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.445895][ T32] r7:dddced80 r6:83018000 r5:8567c38c r4:8573b000 [ 1348.445916][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.445962][ T32] r10:61c88647 r9:8483bc00 r8:8573b02c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.446006][ T32] r4:8573b000 [ 1348.446029][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.446092][ T32] r10:00000000 r9:8573b000 r8:8027f5e8 r7:ec75de60 r6:856f3f00 r5:8483bc00 [ 1348.446119][ T32] r4:00000001 [ 1348.446139][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.446184][ T32] Exception stack(0xec761fb0 to 0xec761ff8) [ 1348.446214][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.446262][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.446320][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.446354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.446379][ T32] r4:85730940 [ 1348.446799][ T32] INFO: task kworker/0:404:5806 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.446832][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.446997][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.447053][ T32] Call trace: [ 1348.447084][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.447144][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.447192][ T32] r4:00000000 [ 1348.447253][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.447295][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.447323][ T32] 9d20: 8739b000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 1 printk messages dropped ** [ 1348.447377][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 7 printk messages dropped ** [ 1348.447683][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1348.448104][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.448457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.448792][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.449078][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1348.449622][ T32] r5:00001000 r4:eb2fd000 [ 1348.449641][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.449832][ T32] r7:dddced80 r6:83018000 r5:855fcf8c r4:8573b080 ** 9 printk messages dropped ** [ 1348.450201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.450834][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1348.451115][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.451351][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.451562][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1348.451981][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 9 printk messages dropped ** [ 1348.452297][ T32] INFO: task kworker/0:406:5808 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.452641][ T32] r4:8483c800 ** 4 printk messages dropped ** [ 1348.452881][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec769e08 ** 8 printk messages dropped ** [ 1348.476205][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1348.476314][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.476673][ T32] r10:00000000 r9:8573b100 r8:8027f5e8 r7:ec765e60 r6:8573f000 r5:8483c800 ** 7 printk messages dropped ** [ 1348.476947][ T32] r4:85730940 ** 5 printk messages dropped ** [ 1348.477671][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1348.477984][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.478184][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1348.478693][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.479024][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1348.479214][ T32] INFO: task kworker/0:407:5809 blocked for more than 475 seconds. [ 1348.479275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.479337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.479381][ T32] task:kworker/0:407 state:D stack:0 pid:5809 tgid:5809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.479429][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.479563][ T32] Call trace: [ 1348.479617][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.479673][ T32] r10:82918930 r9:ec76dd84 r8:00000002 r7:60000113 r6:ec76dd8c r5:8483d400 [ 1348.479696][ T32] r4:8483d400 [ 1348.479717][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.479781][ T32] r5:8483d400 r4:8291892c [ 1348.479813][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.479876][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.479933][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec76de08 [ 1348.479964][ T32] r4:00000000 [ 1348.479983][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.480043][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.480090][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.480149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945c40 [ 1348.480174][ T32] r4:00000000 [ 1348.480196][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.480242][ T32] r9:83018005 r8:8483d400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1348.480285][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.480331][ T32] r5:00001000 r4:ebae9000 [ 1348.480374][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.480416][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.480457][ T32] r5:8567cb8c r4:8567c800 [ 1348.480507][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.480552][ T32] r7:dddced80 r6:83018000 r5:8567cb8c r4:8573b180 [ 1348.480573][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.480617][ T32] r10:61c88647 r9:8483d400 r8:8573b1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.480639][ T32] r4:8573b180 [ 1348.480693][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.480763][ T32] r10:00000000 r9:8573b180 r8:8027f5e8 r7:ec769e60 r6:8573f080 r5:8483d400 [ 1348.480810][ T32] r4:00000001 [ 1348.480849][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.480886][ T32] Exception stack(0xec76dfb0 to 0xec76dff8) [ 1348.480913][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.480941][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.480968][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.480996][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.481017][ T32] r4:85730940 [ 1348.481307][ T32] INFO: task kworker/0:407:5809 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.481338][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.481440][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.481490][ T32] Call trace: [ 1348.481566][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.481617][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.481640][ T32] r4:00000000 [ 1348.481660][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.481721][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.481775][ T32] 9d20: 8785b000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.481808][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.481834][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.481880][ T32] r5:80090013 r4:80239bb0 [ 1348.481904][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.481954][ T32] r4:82ac11e4 [ 1348.481977][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.482031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.482056][ T32] r4:e0529dc0 [ 1348.482108][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.482154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.482177][ T32] r4:00000000 [ 1348.482228][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.482278][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.482300][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.482372][ T32] r5:00001000 r4:e03bf000 [ 1348.482396][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.482560][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.482622][ T32] r5:84b0938c r4:84b09000 [ 1348.482665][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.482731][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.482754][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.482801][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.482823][ T32] r4:84a4a480 [ 1348.482843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.482907][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.482954][ T32] r4:00000001 [ 1348.482997][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.499465][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.499567][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.499602][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.499631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.499890][ T32] task:kworker/1:930 state:D stack:0 pid:5812 tgid:5812 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.500438][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec759e08 ** 5 printk messages dropped ** [ 1348.500723][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.500927][ T32] r5:00001000 r4:eb6ff000 [ 1348.500950][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.501128][ T32] r7:ddde2d80 r6:83018200 r5:855fdf8c r4:8573f100 ** 7 printk messages dropped ** [ 1348.501474][ T32] Exception stack(0xec759fb0 to 0xec759ff8) ** 6 printk messages dropped ** [ 1348.502135][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.502532][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.502561][ T32] 9d20: 87c95000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.502589][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.502642][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.502676][ T32] r5:80090013 r4:80239bb0 [ 1348.502729][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.502795][ T32] r4:82ac11e4 [ 1348.502817][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.502884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.502909][ T32] r4:e0529dc0 [ 1348.502937][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.502982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.503005][ T32] r4:00000000 [ 1348.503098][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.515952][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.515999][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.516146][ T32] r5:00001000 r4:e03bf000 [ 1348.516208][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.516291][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.516345][ T32] r5:84b0938c r4:84b09000 [ 1348.516366][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.516413][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.516434][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.516527][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.516554][ T32] r4:84a4a480 [ 1348.516604][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.516677][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.516724][ T32] r4:00000001 [ 1348.516747][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.516805][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.516837][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.516867][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.516926][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.516959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.516981][ T32] r4:84a42200 [ 1348.517014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.517047][ T32] INFO: task kworker/1:931:5813 blocked for more than 475 seconds. [ 1348.517080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.517126][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.517151][ T32] task:kworker/1:931 state:D stack:0 pid:5813 tgid:5813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.517252][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.517339][ T32] Call trace: [ 1348.517396][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.517469][ T32] r10:82918930 r9:ec731d84 r8:00000002 r7:60000113 r6:ec731d8c r5:8483ec00 [ 1348.517500][ T32] r4:8483ec00 [ 1348.517530][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.517574][ T32] r5:8483ec00 r4:8291892c [ 1348.517595][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.517633][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.517678][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec731e08 [ 1348.517700][ T32] r4:00000000 [ 1348.517729][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.517770][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.517808][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.517868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8573ad80 ** 1 printk messages dropped ** [ 1348.517913][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1348.518042][ T32] r5:00001000 r4:eb693000 ** 1 printk messages dropped ** [ 1348.518145][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.518403][ T32] r4:8573f200 ** 4 printk messages dropped ** [ 1348.518562][ T32] Exception stack(0xec731fb0 to 0xec731ff8) ** 7 printk messages dropped ** [ 1348.519217][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.519499][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1348.519723][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.519939][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.520220][ T32] r5:84b0938c r4:84b09000 ** 4 printk messages dropped ** [ 1348.520425][ T32] r4:84a4a480 ** 4 printk messages dropped ** [ 1348.520631][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 6 printk messages dropped ** [ 1348.520964][ T32] INFO: task kworker/1:932:5816 blocked for more than 475 seconds. ** 6 printk messages dropped ** [ 1348.521299][ T32] r10:82918930 r9:ec749d84 r8:00000002 r7:60000013 r6:ec749d8c r5:84838c00 ** 5 printk messages dropped ** [ 1348.521615][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec749e08 ** 9 printk messages dropped ** [ 1348.521956][ T32] r5:00001000 r4:eb7ab000 [ 1348.521996][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.522187][ T32] r7:ddde2d80 r6:83018200 r5:855fe38c r4:8573f300 ** 5 printk messages dropped ** [ 1348.522364][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.522546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1348.537776][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.537954][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 2 printk messages dropped ** [ 1348.538062][ T32] r4:82ac11e4 [ 1348.538086][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.538180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.538207][ T32] r4:e0529dc0 [ 1348.538269][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.538327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.538350][ T32] r4:00000000 [ 1348.538369][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.538416][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.538438][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.538482][ T32] r5:00001000 r4:e03bf000 [ 1348.538508][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.538557][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.538604][ T32] r5:84b0938c r4:84b09000 [ 1348.538624][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.538714][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.538739][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.538787][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.538810][ T32] r4:84a4a480 [ 1348.538843][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.538896][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.538920][ T32] r4:00000001 [ 1348.538940][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.538994][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.539025][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.539054][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.539079][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.539128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.539153][ T32] r4:84a42200 [ 1348.539187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.539218][ T32] INFO: task kworker/1:933:5818 blocked for more than 475 seconds. [ 1348.539257][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.539294][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.539324][ T32] task:kworker/1:933 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.539397][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.539464][ T32] Call trace: [ 1348.539520][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.539569][ T32] r10:82918930 r9:ec775d84 r8:00000002 r7:60000113 r6:ec775d8c r5:856c8000 [ 1348.539612][ T32] r4:856c8000 [ 1348.539636][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.539696][ T32] r5:856c8000 r4:8291892c [ 1348.539746][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.539789][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.539834][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec775e08 [ 1348.539866][ T32] r4:00000000 [ 1348.539888][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.539944][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.539985][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.540045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572e400 [ 1348.540071][ T32] r4:00000000 [ 1348.540091][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.540135][ T32] r9:83018205 r8:856c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1348.540155][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.540209][ T32] r5:00001000 r4:eb8f7000 [ 1348.540238][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.540288][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.540333][ T32] r5:855fef8c r4:855fec00 [ 1348.540372][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.540424][ T32] r7:ddde2d80 r6:83018200 r5:855fef8c r4:8573f400 [ 1348.540454][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.540550][ T32] r10:61c88647 r9:856c8000 r8:8573f42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.540604][ T32] r4:8573f400 [ 1348.540629][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.540675][ T32] r10:00000000 r9:8573f400 r8:8027f5e8 r7:ec749e60 r6:8573f480 r5:856c8000 [ 1348.540721][ T32] r4:00000001 [ 1348.540744][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.540779][ T32] Exception stack(0xec775fb0 to 0xec775ff8) [ 1348.540807][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.540871][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.540902][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.540950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.540997][ T32] r4:8573a400 [ 1348.541417][ T32] INFO: task kworker/1:933:5818 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.541452][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.541555][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.541601][ T32] Call trace: [ 1348.541665][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.541716][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.541739][ T32] r4:00000000 [ 1348.541783][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.541834][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.541862][ T32] 9d20: 88262000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.541915][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.541955][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.542004][ T32] r5:80090013 r4:80239bb0 [ 1348.542028][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.542089][ T32] r4:82ac11e4 [ 1348.542142][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.542188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.542210][ T32] r4:e0529dc0 [ 1348.542258][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.542303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.542325][ T32] r4:00000000 [ 1348.542367][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.542445][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.542469][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.542898][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1348.562239][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.562272][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.562301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.562337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.562398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.562425][ T32] r4:84a42200 [ 1348.562449][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.562518][ T32] INFO: task kworker/1:934:5820 blocked for more than 475 seconds. [ 1348.562557][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.562592][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.562637][ T32] task:kworker/1:934 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.562697][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.562767][ T32] Call trace: [ 1348.562806][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.562902][ T32] r10:82918930 r9:ec771d84 r8:00000002 r7:60000013 r6:ec771d8c r5:856c9800 [ 1348.562935][ T32] r4:856c9800 [ 1348.562956][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.563007][ T32] r5:856c9800 r4:8291892c [ 1348.563340][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.563439][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.563498][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec771e08 [ 1348.563523][ T32] r4:00000000 [ 1348.563543][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) ** 4 printk messages dropped ** [ 1348.563785][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1348.563937][ T32] r5:00001000 r4:eb7d7000 ** 1 printk messages dropped ** [ 1348.564027][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.564287][ T32] r4:8573f500 ** 6 printk messages dropped ** [ 1348.564579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.565289][ T32] Call trace: ** 4 printk messages dropped ** [ 1348.565498][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1348.565756][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1348.566070][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1348.566493][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1348.566680][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 7 printk messages dropped ** [ 1348.566930][ T32] r4:84a42200 ** 4 printk messages dropped ** [ 1348.567110][ T32] task:kworker/1:935 state:D stack:0 pid:5822 tgid:5822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.567612][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec77de08 ** 7 printk messages dropped ** [ 1348.567941][ T32] r9:83018205 r8:856cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 1 printk messages dropped ** [ 1348.568006][ T32] r5:00001000 r4:eb8bb000 [ 1348.568025][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.568063][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.568135][ T32] r5:855feb8c r4:855fe800 [ 1348.568158][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.568204][ T32] r7:ddde2d80 r6:83018200 r5:855feb8c r4:8573f600 [ 1348.568234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.568282][ T32] r10:61c88647 r9:856cb000 r8:8573f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.568320][ T32] r4:8573f600 [ 1348.568346][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.568391][ T32] r10:00000000 r9:8573f600 r8:8027f5e8 r7:ec775e60 r6:8573f680 r5:856cb000 [ 1348.568413][ T32] r4:00000001 [ 1348.568432][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.568503][ T32] Exception stack(0xec77dfb0 to 0xec77dff8) [ 1348.568562][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.568614][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.568644][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.568675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.568707][ T32] r4:8572e000 [ 1348.569008][ T32] INFO: task kworker/1:935:5822 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.569058][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.569141][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.569187][ T32] Call trace: [ 1348.569217][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.569274][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.569301][ T32] r4:00000000 [ 1348.569321][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.569382][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.569413][ T32] 9d20: 88831000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.569442][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.569479][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.569543][ T32] r5:80090013 r4:80239bb0 [ 1348.569567][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.569607][ T32] r4:82ac11e4 [ 1348.569647][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.569703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.569728][ T32] r4:e0529dc0 [ 1348.569748][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.569789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.569832][ T32] r4:00000000 [ 1348.569877][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.569925][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.569955][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.569999][ T32] r5:00001000 r4:e03bf000 [ 1348.570019][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.570057][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.570120][ T32] r5:84b0938c r4:84b09000 [ 1348.570164][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.570221][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.570245][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.570313][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.570361][ T32] r4:84a4a480 [ 1348.570413][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.570474][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.570513][ T32] r4:00000001 [ 1348.570556][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.570615][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.570669][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.570738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.570768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.570824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.570869][ T32] r4:84a42200 [ 1348.570892][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.570919][ T32] INFO: task kworker/1:936:5824 blocked for more than 475 seconds. [ 1348.570945][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.570969][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.571012][ T32] task:kworker/1:936 state:D stack:0 pid:5824 tgid:5824 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.571136][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.571232][ T32] Call trace: [ 1348.571277][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.571334][ T32] r10:82918930 r9:ec781d84 r8:00000002 r7:60000013 r6:ec781d8c r5:856cbc00 [ 1348.571381][ T32] r4:856cbc00 [ 1348.571403][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.571443][ T32] r5:856cbc00 r4:8291892c [ 1348.571463][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.571511][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.571722][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1348.571959][ T32] r5:00001000 r4:ec5cb000 [ 1348.572002][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1348.572166][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1348.572425][ T32] r10:00000000 r9:8573f700 r8:8027f5e8 r7:ec775e60 r6:8573f780 r5:856cbc00 ** 8 printk messages dropped ** [ 1348.572975][ T32] INFO: task kworker/1:936:5824 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 9 printk messages dropped ** [ 1348.603989][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 8 printk messages dropped ** [ 1348.604294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1348.604893][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1348.605088][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.605203][ T32] r4:00000001 [ 1348.605264][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.605307][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.605361][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.605395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.605447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.605481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.605511][ T32] r4:84a42200 [ 1348.605556][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.605590][ T32] INFO: task kworker/1:937:5826 blocked for more than 475 seconds. [ 1348.605624][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.605651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.605674][ T32] task:kworker/1:937 state:D stack:0 pid:5826 tgid:5826 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.605741][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.605812][ T32] Call trace: [ 1348.605895][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.605971][ T32] r10:82918930 r9:ec779d84 r8:00000002 r7:60000113 r6:ec779d8c r5:856ca400 [ 1348.606000][ T32] r4:856ca400 [ 1348.606023][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.606065][ T32] r5:856ca400 r4:8291892c [ 1348.606109][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.606163][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.606254][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec779e08 [ 1348.606303][ T32] r4:00000000 [ 1348.606350][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.606393][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.606431][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.606475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572e480 [ 1348.606536][ T32] r4:00000000 [ 1348.606570][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.606642][ T32] r9:83018205 r8:856ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 ** 1 printk messages dropped ** [ 1348.606723][ T32] r5:00001000 r4:ec653000 [ 1348.606743][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.606822][ T32] r5:855ffb8c r4:855ff800 ** 1 printk messages dropped ** [ 1348.606911][ T32] r7:ddde2d80 r6:83018200 r5:855ffb8c r4:8573f800 ** 7 printk messages dropped ** [ 1348.607137][ T32] Exception stack(0xec779fb0 to 0xec779ff8) ** 6 printk messages dropped ** [ 1348.607789][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.608187][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 9 printk messages dropped ** [ 1348.608552][ T32] r4:00000000 [ 1348.608571][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.608617][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.608638][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.608680][ T32] r5:00001000 r4:e03bf000 [ 1348.608699][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.608737][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.608778][ T32] r5:84b0938c r4:84b09000 [ 1348.608822][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.608891][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.608935][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.609003][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.609028][ T32] r4:84a4a480 [ 1348.609048][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.609099][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.609122][ T32] r4:00000001 [ 1348.609142][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.609186][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.609216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.609253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.609281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.609309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.609363][ T32] r4:84a42200 [ 1348.609400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.609427][ T32] INFO: task kworker/1:938:5828 blocked for more than 475 seconds. [ 1348.609454][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.609477][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.609504][ T32] task:kworker/1:938 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.609572][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.609627][ T32] Call trace: [ 1348.609661][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.609706][ T32] r10:82918930 r9:ec785d84 r8:00000002 r7:60000113 r6:ec785d8c r5:856cc800 [ 1348.609728][ T32] r4:856cc800 [ 1348.609747][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.609785][ T32] r5:856cc800 r4:8291892c [ 1348.609815][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.609857][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.609903][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec785e08 [ 1348.609926][ T32] r4:00000000 [ 1348.609946][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.609983][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.610018][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.610079][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572e700 [ 1348.610104][ T32] r4:00000000 [ 1348.610124][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.610188][ T32] r9:83018205 r8:856cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1348.610228][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.610277][ T32] r5:00001000 r4:ec5e7000 [ 1348.610297][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.610334][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1348.610549][ T32] r10:61c88647 r9:856cc800 r8:8573f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 8 printk messages dropped ** [ 1348.610886][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.611438][ T32] Call trace: ** 2 printk messages dropped ** [ 1348.611588][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.611736][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 8 printk messages dropped ** [ 1348.612148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1348.612676][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.612971][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 4 printk messages dropped ** [ 1348.633509][ T32] r4:84a42200 ** 4 printk messages dropped ** [ 1348.633822][ T32] task:kworker/1:939 state:D stack:0 pid:5830 tgid:5830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.633881][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.633945][ T32] Call trace: [ 1348.634035][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.634095][ T32] r10:82918930 r9:ec789d84 r8:00000002 r7:60000113 r6:ec789d8c r5:856cd400 [ 1348.634118][ T32] r4:856cd400 [ 1348.634162][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.634229][ T32] r5:856cd400 r4:8291892c [ 1348.634264][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.634307][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.634355][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec789e08 [ 1348.634379][ T32] r4:00000000 [ 1348.634422][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.634467][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.634513][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.634557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572eb80 [ 1348.634580][ T32] r4:00000000 [ 1348.634600][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.634650][ T32] r9:83018205 r8:856cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1348.634674][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.634766][ T32] r5:00001000 r4:ec67f000 [ 1348.634792][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.634837][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.634905][ T32] r5:841f578c r4:841f5400 [ 1348.634930][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.634983][ T32] r7:ddde2d80 r6:83018200 r5:841f578c r4:8573fa00 [ 1348.635005][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.635076][ T32] r10:61c88647 r9:856cd400 r8:8573fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.635124][ T32] r4:8573fa00 [ 1348.635165][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.635246][ T32] r10:00000000 r9:8573fa00 r8:8027f5e8 r7:ec779e60 r6:8573fa80 r5:856cd400 [ 1348.635273][ T32] r4:00000001 [ 1348.635294][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.635334][ T32] Exception stack(0xec789fb0 to 0xec789ff8) [ 1348.635363][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.635418][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.635471][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.635513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.635558][ T32] r4:8572e900 [ 1348.636023][ T32] INFO: task kworker/1:939:5830 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.636063][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.636154][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.636230][ T32] Call trace: [ 1348.636273][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.636326][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.636372][ T32] r4:00000000 [ 1348.636397][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.636439][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.636536][ T32] 9d20: 891c2000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.636577][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.636625][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.636674][ T32] r5:80090013 r4:80239bb0 [ 1348.636699][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.636744][ T32] r4:82ac11e4 [ 1348.636766][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.636830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.636856][ T32] r4:e0529dc0 [ 1348.636877][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.636920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.636942][ T32] r4:00000000 [ 1348.636962][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1348.637219][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1348.637496][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.637710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.637911][ T32] task:kworker/1:940 state:D stack:0 pid:5832 tgid:5832 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.637956][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.638019][ T32] Call trace: [ 1348.638054][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.638117][ T32] r10:82918930 r9:ec78dd84 r8:00000002 r7:60000013 r6:ec78dd8c r5:856ce000 [ 1348.638143][ T32] r4:856ce000 [ 1348.638165][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.638253][ T32] r5:856ce000 r4:8291892c [ 1348.638281][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.638334][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.638386][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec78de08 [ 1348.638410][ T32] r4:00000000 [ 1348.638429][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.638468][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.638531][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.638578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572ea00 [ 1348.638602][ T32] r4:00000000 [ 1348.638622][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.638680][ T32] r9:83018205 r8:856ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1348.638705][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.638770][ T32] r5:00001000 r4:ec667000 [ 1348.638793][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.638835][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.638878][ T32] r5:855fff8c r4:855ffc00 [ 1348.638907][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.638977][ T32] r7:ddde2d80 r6:83018200 r5:855fff8c r4:8573fb00 [ 1348.639035][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.639085][ T32] r10:61c88647 r9:856ce000 r8:8573fb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.639108][ T32] r4:8573fb00 [ 1348.639128][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.639172][ T32] r10:00000000 r9:8573fb00 r8:8027f5e8 r7:ec789e60 r6:8573fb80 r5:856ce000 [ 1348.639205][ T32] r4:00000001 [ 1348.639227][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.639284][ T32] Exception stack(0xec78dfb0 to 0xec78dff8) [ 1348.639314][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.639345][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.639392][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.639426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.639470][ T32] r4:8572e840 [ 1348.639761][ T32] INFO: task kworker/1:940:5832 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.639792][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.639895][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.639950][ T32] Call trace: [ 1348.639983][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.640031][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.640055][ T32] r4:00000000 [ 1348.640074][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.640122][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.640175][ T32] 9d20: 891c2000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.640209][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.640236][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.640282][ T32] r5:80090013 r4:80239bb0 [ 1348.640305][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.640346][ T32] r4:82ac11e4 [ 1348.640365][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.640444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.640511][ T32] r4:e0529dc0 [ 1348.640547][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.640596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.640641][ T32] r4:00000000 [ 1348.640680][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.640774][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.640817][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.640866][ T32] r5:00001000 r4:e03bf000 [ 1348.640886][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.640943][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.640993][ T32] r5:84b0938c r4:84b09000 [ 1348.641037][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.641088][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 1 printk messages dropped ** [ 1348.641175][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1348.641519][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.641788][ T32] task:kworker/1:941 state:D stack:0 pid:5834 tgid:5834 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1348.642266][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec791e08 ** 6 printk messages dropped ** [ 1348.642526][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1348.642664][ T32] r5:00001000 r4:ec79f000 [ 1348.642686][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.642858][ T32] r7:ddde2d80 r6:83018200 r5:8560c78c r4:8573fc00 ** 2 printk messages dropped ** [ 1348.642973][ T32] r4:8573fc00 ** 6 printk messages dropped ** [ 1348.673677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.674356][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1348.674661][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 7 printk messages dropped ** [ 1348.675048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 8 printk messages dropped ** [ 1348.675332][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1348.675675][ T32] r4:84a4a480 ** 2 printk messages dropped ** [ 1348.675778][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.676024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.676046][ T32] r4:84a42200 [ 1348.676068][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.676106][ T32] INFO: task kworker/1:942:5836 blocked for more than 475 seconds. [ 1348.676200][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.676263][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.676288][ T32] task:kworker/1:942 state:D stack:0 pid:5836 tgid:5836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.676335][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.676398][ T32] Call trace: [ 1348.676435][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.676536][ T32] r10:82918930 r9:ec795d84 r8:00000002 r7:60000013 r6:ec795d8c r5:856c8c00 [ 1348.676575][ T32] r4:856c8c00 [ 1348.676596][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.676661][ T32] r5:856c8c00 r4:8291892c [ 1348.676705][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.676749][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.676795][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec795e08 [ 1348.676817][ T32] r4:00000000 [ 1348.676836][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.676874][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.676921][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.676966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572ed80 [ 1348.676989][ T32] r4:00000000 [ 1348.677029][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.677077][ T32] r9:83018205 r8:856c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1348.677098][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.677158][ T32] r5:00001000 r4:ec68f000 [ 1348.677181][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.677221][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.677267][ T32] r5:8560c38c r4:8560c000 [ 1348.677309][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1348.677447][ T32] r10:61c88647 r9:856c8c00 r8:8573fd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1348.678149][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1348.678920][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 11 printk messages dropped ** [ 1348.679416][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1348.679910][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1348.680289][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.680889][ T32] r5:00001000 r4:ec7db000 [ 1348.680924][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.680966][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.681081][ T32] r5:8560db8c r4:8560d800 [ 1348.681115][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.681162][ T32] r7:ddde2d80 r6:83018200 r5:8560db8c r4:8573fe00 [ 1348.681182][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.681227][ T32] r10:61c88647 r9:856d0000 r8:8573fe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.681252][ T32] r4:8573fe00 [ 1348.681270][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.681313][ T32] r10:00000000 r9:8573fe00 r8:8027f5e8 r7:ec791e60 r6:8573fe80 r5:856d0000 [ 1348.681335][ T32] r4:00000001 [ 1348.681353][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.681408][ T32] Exception stack(0xec79dfb0 to 0xec79dff8) [ 1348.681467][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.681527][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.681579][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.681632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.681657][ T32] r4:8572edc0 [ 1348.681921][ T32] INFO: task kworker/1:943:5838 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.681952][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.682031][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.682087][ T32] Call trace: [ 1348.682141][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.682190][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.682212][ T32] r4:00000000 [ 1348.682251][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.682292][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.682331][ T32] 9d20: 899b3000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.682376][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.682405][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.682429][ T32] r5:80090013 r4:80239bb0 [ 1348.682449][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.682494][ T32] r4:82ac11e4 [ 1348.682525][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.682570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.682593][ T32] r4:e0529dc0 [ 1348.682633][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.682680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.682727][ T32] r4:00000000 [ 1348.682786][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.682855][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.682879][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.682929][ T32] r5:00001000 r4:e03bf000 [ 1348.682952][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.683096][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.703527][ T32] r5:84b0938c r4:84b09000 [ 1348.703572][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.703645][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.703668][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.703715][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.703738][ T32] r4:84a4a480 [ 1348.703772][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.703822][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.703869][ T32] r4:00000001 [ 1348.703893][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.703930][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.703959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.704009][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.704061][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.704102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.704128][ T32] r4:84a42200 [ 1348.704153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.704202][ T32] INFO: task kworker/1:944:5840 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1348.704383][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.704827][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1348.705230][ T32] r5:00001000 r4:ec7ab000 [ 1348.705255][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.705430][ T32] r7:ddde2d80 r6:83018200 r5:8560cb8c r4:8573ff00 ** 5 printk messages dropped ** [ 1348.705715][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.705933][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.706715][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1348.707090][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1348.707313][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.707454][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1348.707731][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1348.708013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1348.708251][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.708566][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1348.709074][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1348.709244][ T32] r5:8560cf8c r4:8560cc00 ** 3 printk messages dropped ** [ 1348.709488][ T32] r10:61c88647 r9:856d1800 r8:8571f02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 9 printk messages dropped ** [ 1348.709834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.709857][ T32] r4:8572f040 [ 1348.710130][ T32] INFO: task kworker/1:945:5842 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.710161][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.710254][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.710324][ T32] Call trace: [ 1348.710386][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.710437][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.710492][ T32] r4:00000000 [ 1348.710520][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.710560][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.710603][ T32] 9d20: 89d60000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.710657][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.710723][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.710753][ T32] r5:80090013 r4:80239bb0 [ 1348.710775][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.710815][ T32] r4:82ac11e4 [ 1348.710834][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.710875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.710897][ T32] r4:e0529dc0 [ 1348.710917][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.710957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.710979][ T32] r4:00000000 [ 1348.710998][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.711042][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.711083][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.711128][ T32] r5:00001000 r4:e03bf000 [ 1348.711148][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.711185][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.711226][ T32] r5:84b0938c r4:84b09000 [ 1348.711245][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.711330][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.711374][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.711423][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.711446][ T32] r4:84a4a480 [ 1348.711465][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.711532][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.711558][ T32] r4:00000001 [ 1348.711601][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.711673][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.711704][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.711733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.711775][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.711807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.711829][ T32] r4:84a42200 [ 1348.711850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.711874][ T32] INFO: task kworker/1:946:5844 blocked for more than 475 seconds. [ 1348.711901][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.711926][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.711946][ T32] task:kworker/1:946 state:D stack:0 pid:5844 tgid:5844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.712003][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.712045][ T32] Call trace: [ 1348.712087][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.712135][ T32] r10:82918930 r9:ec7c1d84 r8:00000002 r7:60000113 r6:ec7c1d8c r5:856d2400 [ 1348.712157][ T32] r4:856d2400 [ 1348.712199][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.712256][ T32] r5:856d2400 r4:8291892c [ 1348.712277][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.712316][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.712362][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c1e08 ** 4 printk messages dropped ** [ 1348.712581][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572f300 ** 3 printk messages dropped ** [ 1348.712751][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.712825][ T32] r5:00001000 r4:ec7c3000 [ 1348.712848][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.712889][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.712930][ T32] r5:8560d38c r4:8560d000 [ 1348.712950][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.713034][ T32] r7:ddde2d80 r6:83018200 r5:8560d38c r4:8571f100 [ 1348.737393][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.737524][ T32] r10:61c88647 r9:856d2400 r8:8571f12c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.737567][ T32] r4:8571f100 [ 1348.737613][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.737667][ T32] r10:00000000 r9:8571f100 r8:8027f5e8 r7:ec79de60 r6:8571f180 r5:856d2400 [ 1348.737711][ T32] r4:00000001 [ 1348.737737][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.737806][ T32] Exception stack(0xec7c1fb0 to 0xec7c1ff8) [ 1348.737861][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.737915][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.737945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.737975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.738032][ T32] r4:8572f180 [ 1348.738541][ T32] INFO: task kworker/1:946:5844 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.738609][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.738777][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.738873][ T32] Call trace: [ 1348.738938][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.739057][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.739108][ T32] r4:00000000 [ 1348.739153][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.739264][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.739346][ T32] 9d20: 8a081000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.739407][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.739459][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.739494][ T32] r5:80090013 r4:80239bb0 [ 1348.739538][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.739599][ T32] r4:82ac11e4 [ 1348.739623][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.739668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.739717][ T32] r4:e0529dc0 [ 1348.739777][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.739848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.739882][ T32] r4:00000000 [ 1348.739907][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.739956][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.739978][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.740021][ T32] r5:00001000 r4:e03bf000 [ 1348.740041][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1348.740124][ T32] r5:84b0938c r4:84b09000 ** 4 printk messages dropped ** [ 1348.740325][ T32] r4:84a4a480 ** 2 printk messages dropped ** [ 1348.740450][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1348.740827][ T32] r4:84a42200 ** 4 printk messages dropped ** [ 1348.741051][ T32] task:kworker/1:947 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1348.741759][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.742162][ T32] r9:83018205 r8:856d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 ** 1 printk messages dropped ** [ 1348.742276][ T32] r5:00001000 r4:ec7cf000 ** 3 printk messages dropped ** [ 1348.742398][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1348.742784][ T32] Exception stack(0xec7cdfb0 to 0xec7cdff8) ** 4 printk messages dropped ** [ 1348.742975][ T32] r4:8572f2c0 ** 5 printk messages dropped ** [ 1348.761416][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 5 printk messages dropped ** [ 1348.761666][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 6 printk messages dropped ** [ 1348.761917][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1348.762454][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 5 printk messages dropped ** [ 1348.762682][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.762887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1348.762941][ T32] r4:84a42200 [ 1348.762990][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.767660][ T32] INFO: task kworker/1:948:5848 blocked for more than 475 seconds. [ 1348.767781][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.767818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.767841][ T32] task:kworker/1:948 state:D stack:0 pid:5848 tgid:5848 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.767983][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.768050][ T32] Call trace: [ 1348.768085][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.768161][ T32] r10:82918930 r9:ec7d9d84 r8:00000002 r7:60000113 r6:ec7d9d8c r5:856d3c00 [ 1348.768189][ T32] r4:856d3c00 [ 1348.768252][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.768384][ T32] r5:856d3c00 r4:8291892c [ 1348.768408][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.768449][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.768610][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d9e08 [ 1348.768638][ T32] r4:00000000 [ 1348.768681][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.768726][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.768767][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.768811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572fc00 [ 1348.768871][ T32] r4:00000000 [ 1348.768937][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.769003][ T32] r9:83018205 r8:856d3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1348.769028][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.769071][ T32] r5:00001000 r4:ec80f000 [ 1348.769154][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.769198][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.769318][ T32] r5:8560eb8c r4:8560e800 [ 1348.769343][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.769422][ T32] r7:ddde2d80 r6:83018200 r5:8560eb8c r4:8571f300 [ 1348.769477][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.769533][ T32] r10:61c88647 r9:856d3c00 r8:8571f32c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.769568][ T32] r4:8571f300 [ 1348.769591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.769638][ T32] r10:00000000 r9:8571f300 r8:8027f5e8 r7:ec79de60 r6:8571f380 r5:856d3c00 [ 1348.769663][ T32] r4:00000001 [ 1348.769705][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.769769][ T32] Exception stack(0xec7d9fb0 to 0xec7d9ff8) [ 1348.769823][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.769857][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.769909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.769944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.769990][ T32] r4:8572f680 [ 1348.770406][ T32] INFO: task kworker/1:948:5848 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.770440][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1348.770756][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.770898][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 5 printk messages dropped ** [ 1348.771205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 7 printk messages dropped ** [ 1348.771505][ T32] r5:00001000 r4:e03bf000 ** 4 printk messages dropped ** [ 1348.771733][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 3 printk messages dropped ** [ 1348.771872][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1348.772099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.772340][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1348.772698][ T32] r5:856d4800 r4:8291892c ** 5 printk messages dropped ** [ 1348.772986][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.791284][ T32] r5:00001000 r4:ec7e7000 [ 1348.791305][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1348.791492][ T32] r7:ddde2d80 r6:83018200 r5:8560df8c r4:8571f400 ** 7 printk messages dropped ** [ 1348.791823][ T32] Exception stack(0xec7e5fb0 to 0xec7e5ff8) ** 6 printk messages dropped ** [ 1348.792554][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.792651][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.792769][ T32] Call trace: [ 1348.792888][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.792970][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.793089][ T32] r4:00000000 [ 1348.800059][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.800157][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.800195][ T32] 9d20: 8a9f9000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.800227][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.800254][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.800325][ T32] r5:80090013 r4:80239bb0 [ 1348.800349][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.800394][ T32] r4:82ac11e4 [ 1348.800436][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.800542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.800575][ T32] r4:e0529dc0 [ 1348.800597][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.800644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.800695][ T32] r4:00000000 [ 1348.800764][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.800818][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.800884][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.800942][ T32] r5:00001000 r4:e03bf000 [ 1348.800970][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.801050][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.801099][ T32] r5:84b0938c r4:84b09000 [ 1348.801120][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.801191][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.801216][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.801265][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.801315][ T32] r4:84a4a480 [ 1348.801338][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.801410][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.801454][ T32] r4:00000001 [ 1348.801504][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.801544][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.801572][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.801626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.801698][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.801816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.801841][ T32] r4:84a42200 [ 1348.801865][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.801927][ T32] INFO: task kworker/1:950:5851 blocked for more than 475 seconds. [ 1348.801966][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.802016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.802041][ T32] task:kworker/1:950 state:D stack:0 pid:5851 tgid:5851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.802094][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.802242][ T32] Call trace: [ 1348.802365][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.802456][ T32] r10:82918930 r9:ec7fdd84 r8:00000002 r7:60000113 r6:ec7fdd8c r5:856d5400 [ 1348.802483][ T32] r4:856d5400 [ 1348.802553][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.802597][ T32] r5:856d5400 r4:8291892c [ 1348.802627][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.802670][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.802728][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7fde08 [ 1348.802761][ T32] r4:00000000 [ 1348.802781][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.802831][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.802871][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.802915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572f8c0 [ 1348.802937][ T32] r4:00000000 [ 1348.802966][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.816593][ T32] r9:83018205 r8:856d5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1348.816685][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.816800][ T32] r5:00001000 r4:ec7f3000 [ 1348.816826][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.816869][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.816997][ T32] r5:8560e38c r4:8560e000 [ 1348.817022][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.817093][ T32] r7:ddde2d80 r6:83018200 r5:8560e38c r4:8571f500 [ 1348.817118][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.817188][ T32] r10:61c88647 r9:856d5400 r8:8571f52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.817253][ T32] r4:8571f500 [ 1348.817278][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.817348][ T32] r10:00000000 r9:8571f500 r8:8027f5e8 r7:ec7d9e60 r6:8571f580 r5:856d5400 [ 1348.817374][ T32] r4:00000001 [ 1348.817395][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.817476][ T32] Exception stack(0xec7fdfb0 to 0xec7fdff8) [ 1348.817534][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.817588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.817618][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.817650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.817674][ T32] r4:8572f540 [ 1348.818086][ T32] INFO: task kworker/1:950:5851 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.818119][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.818211][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.818286][ T32] Call trace: [ 1348.818319][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.818389][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.818418][ T32] r4:00000000 [ 1348.818439][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.818478][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.818523][ T32] 9d20: 8af6a000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.818556][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.818583][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.818608][ T32] r5:80090013 r4:80239bb0 [ 1348.818628][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.818697][ T32] r4:82ac11e4 [ 1348.818731][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.818776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 1 printk messages dropped ** [ 1348.818818][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1348.819052][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1348.819280][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1348.819355][ T32] r4:84a4a480 ** 2 printk messages dropped ** [ 1348.819502][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1348.819562][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 2 printk messages dropped ** [ 1348.819646][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1348.819845][ T32] INFO: task kworker/1:951:5854 blocked for more than 475 seconds. ** 2 printk messages dropped ** [ 1348.819990][ T32] task:kworker/1:951 state:D stack:0 pid:5854 tgid:5854 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1348.820283][ T32] r4:856d6000 ** 3 printk messages dropped ** [ 1348.820431][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.820556][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f1e08 [ 1348.820621][ T32] r4:00000000 [ 1348.820648][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.820727][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.820806][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.820855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572fb40 [ 1348.820902][ T32] r4:00000000 [ 1348.820926][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.820973][ T32] r9:83018205 r8:856d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1348.820995][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.821036][ T32] r5:00001000 r4:ec803000 [ 1348.821081][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.821154][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.821246][ T32] r5:8560e78c r4:8560e400 [ 1348.821289][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.821373][ T32] r7:ddde2d80 r6:83018200 r5:8560e78c r4:8571f600 [ 1348.821425][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.821480][ T32] r10:61c88647 r9:856d6000 r8:8571f62c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.821539][ T32] r4:8571f600 [ 1348.821597][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.821655][ T32] r10:00000000 r9:8571f600 r8:8027f5e8 r7:ec7d9e60 r6:8571f680 r5:856d6000 [ 1348.821681][ T32] r4:00000001 [ 1348.821702][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.821737][ T32] Exception stack(0xec7f1fb0 to 0xec7f1ff8) [ 1348.821766][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.821796][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.821851][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.821886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.821910][ T32] r4:8572f640 [ 1348.822194][ T32] INFO: task kworker/1:951:5854 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.822226][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.822334][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.822382][ T32] Call trace: [ 1348.822437][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.822515][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.822545][ T32] r4:00000000 [ 1348.822576][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.822639][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.822673][ T32] 9d20: 8af6a000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.822705][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.822733][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.822760][ T32] r5:80090013 r4:80239bb0 [ 1348.822791][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.822836][ T32] r4:82ac11e4 [ 1348.822858][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.822903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.822940][ T32] r4:e0529dc0 [ 1348.823028][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.837546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.837591][ T32] r4:00000000 [ 1348.837615][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.837697][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1348.837748][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.837799][ T32] r5:00001000 r4:e03bf000 [ 1348.837820][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.837860][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.837912][ T32] r5:84b0938c r4:84b09000 [ 1348.837936][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.837984][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.838016][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.838065][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.838089][ T32] r4:84a4a480 [ 1348.838147][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.838196][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1348.838221][ T32] r4:00000001 [ 1348.838264][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.838305][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1348.838337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.838367][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.838404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.838460][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.838493][ T32] r4:84a42200 [ 1348.838531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.838563][ T32] INFO: task kworker/1:952:5856 blocked for more than 475 seconds. [ 1348.838598][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.838648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.838694][ T32] task:kworker/1:952 state:D stack:0 pid:5856 tgid:5856 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.838798][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.838858][ T32] Call trace: [ 1348.838943][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1348.838995][ T32] r10:82918930 r9:ec80dd84 r8:00000002 r7:60000013 r6:ec80dd8c r5:856d6c00 [ 1348.839030][ T32] r4:856d6c00 [ 1348.839056][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.839119][ T32] r5:856d6c00 r4:8291892c [ 1348.839165][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.839210][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.839257][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec80de08 [ 1348.839280][ T32] r4:00000000 [ 1348.839300][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.839339][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.839376][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.839417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8572fdc0 [ 1348.839461][ T32] r4:00000000 [ 1348.839494][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.839543][ T32] r9:83018205 r8:856d6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 ** 1 printk messages dropped ** [ 1348.839607][ T32] r5:00001000 r4:ec81b000 [ 1348.839647][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.839692][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.839736][ T32] r5:8560ef8c r4:8560ec00 [ 1348.839757][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.839803][ T32] r7:ddde2d80 r6:83018200 r5:8560ef8c r4:8571f700 ** 9 printk messages dropped ** [ 1348.840133][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1348.841274][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 19 printk messages dropped ** [ 1348.842145][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1348.842792][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 17 printk messages dropped ** [ 1348.856101][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1348.856429][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1348.857804][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 23 printk messages dropped ** [ 1348.858986][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 16 printk messages dropped ** [ 1348.859752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1348.859973][ T32] r10:82918930 r9:ec801d84 r8:00000002 r7:60000113 r6:ec801d8c r5:856d9800 [ 1348.859995][ T32] r4:856d9800 [ 1348.860014][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1348.860052][ T32] r5:856d9800 r4:8291892c [ 1348.860084][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.860128][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.860183][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec801e08 [ 1348.860266][ T32] r4:00000000 [ 1348.860288][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1348.860326][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1348.860361][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.860402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85730240 [ 1348.860425][ T32] r4:00000000 [ 1348.860443][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1348.860550][ T32] r9:83018205 r8:856d9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1348.860576][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1348.860621][ T32] r5:00001000 r4:ec82f000 [ 1348.860640][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.860715][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.860781][ T32] r5:8560f78c r4:8560f400 [ 1348.860801][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.860868][ T32] r7:ddde2d80 r6:83018200 r5:8560f78c r4:8571f900 [ 1348.860918][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.861011][ T32] r10:61c88647 r9:856d9800 r8:8571f92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.861058][ T32] r4:8571f900 [ 1348.861080][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.861133][ T32] r10:00000000 r9:8571f900 r8:8027f5e8 r7:ec819e60 r6:8571f980 r5:856d9800 [ 1348.861189][ T32] r4:00000001 [ 1348.861213][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.861250][ T32] Exception stack(0xec801fb0 to 0xec801ff8) ** 1 printk messages dropped ** [ 1348.861306][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.861333][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.861385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.861432][ T32] r4:8572fe00 [ 1348.861729][ T32] INFO: task kworker/1:954:5860 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.861761][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1348.862205][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 13 printk messages dropped ** [ 1348.862813][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 14 printk messages dropped ** [ 1348.885802][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 8 printk messages dropped ** [ 1348.886241][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1348.886930][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.887275][ T32] r5:00001000 r4:ec83b000 ** 1 printk messages dropped ** [ 1348.887344][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.887389][ T32] r5:8560fb8c r4:8560f800 [ 1348.887409][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.887517][ T32] r7:ddde2d80 r6:83018200 r5:8560fb8c r4:8571fa00 [ 1348.887569][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.887621][ T32] r10:61c88647 r9:8569d400 r8:8571fa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.887673][ T32] r4:8571fa00 [ 1348.887695][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.887740][ T32] r10:00000000 r9:8571fa00 r8:8027f5e8 r7:ec801e60 r6:8573b200 r5:8569d400 [ 1348.887762][ T32] r4:00000001 [ 1348.887781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.887815][ T32] Exception stack(0xec845fb0 to 0xec845ff8) [ 1348.887872][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.887937][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.887968][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.888011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.888068][ T32] r4:856fe040 [ 1348.888522][ T32] INFO: task kworker/1:955:5862 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.888573][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.888686][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.888731][ T32] Call trace: [ 1348.888798][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.888847][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.888894][ T32] r4:00000000 [ 1348.888916][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.888956][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.889015][ T32] 9d20: 8ba8b000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 4 printk messages dropped ** [ 1348.889223][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1348.889671][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1348.890266][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1348.890905][ T32] r4:8569ec00 ** 8 printk messages dropped ** [ 1348.891294][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1348.891527][ T32] r5:00001000 r4:ec84b000 [ 1348.891578][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.891619][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.891663][ T32] r5:8560ff8c r4:8560fc00 [ 1348.891706][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.891754][ T32] r7:ddde2d80 r6:83018200 r5:8560ff8c r4:8571fa80 [ 1348.891776][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.891828][ T32] r10:61c88647 r9:8569ec00 r8:8571faac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1348.891850][ T32] r4:8571fa80 [ 1348.891905][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.891992][ T32] r10:00000000 r9:8571fa80 r8:8027f5e8 r7:ec845e60 r6:8573b280 r5:8569ec00 [ 1348.892025][ T32] r4:00000001 [ 1348.892045][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.892080][ T32] Exception stack(0xec855fb0 to 0xec855ff8) [ 1348.892108][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.892142][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.892170][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.892231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.892261][ T32] r4:8570b1c0 [ 1348.892596][ T32] INFO: task kworker/1:956:5864 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.892635][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.892727][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.892795][ T32] Call trace: [ 1348.892850][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.892900][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.892961][ T32] r4:00000000 [ 1348.893084][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.916139][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.916198][ T32] 9d20: 8c196000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.916246][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.916275][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.916337][ T32] r5:80090013 r4:80239bb0 [ 1348.916365][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.916432][ T32] r4:82ac11e4 [ 1348.916454][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.916518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 7 printk messages dropped ** [ 1348.916895][ T32] r5:00001000 r4:e03bf000 ** 1 printk messages dropped ** [ 1348.916962][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.917040][ T32] r5:84b0938c r4:84b09000 [ 1348.917107][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.917530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1348.918362][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1348.918925][ T32] r5:00001000 r4:eb35f000 ** 4 printk messages dropped ** [ 1348.919184][ T32] r7:ddde2d80 r6:83018200 r5:8577578c r4:8571fb00 ** 12 printk messages dropped ** [ 1348.919803][ T32] r4:8570b100 ** 8 printk messages dropped ** [ 1348.920762][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 14 printk messages dropped ** [ 1348.921487][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1348.922108][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 16 printk messages dropped ** [ 1348.923059][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1348.943964][ T32] r5:00001000 r4:df921000 ** 3 printk messages dropped ** [ 1348.944115][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1348.944632][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.944666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.944703][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.944728][ T32] r4:8570b100 [ 1348.945153][ T32] INFO: task kworker/1:958:5867 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.945190][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.945306][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.945412][ T32] Call trace: [ 1348.945504][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.945581][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.945619][ T32] r4:00000000 [ 1348.945643][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.945684][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.945716][ T32] 9d20: 8c759000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.945749][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.945776][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.945802][ T32] r5:80090013 r4:80239bb0 [ 1348.945848][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.945913][ T32] r4:82ac11e4 [ 1348.945938][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.946005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.946032][ T32] r4:e0529dc0 [ 1348.946053][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.946099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.946122][ T32] r4:00000000 [ 1348.946144][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1348.946317][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1348.946941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1348.947632][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec861e08 ** 9 printk messages dropped ** [ 1348.948069][ T32] r5:00001000 r4:e0039000 ** 3 printk messages dropped ** [ 1348.948241][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 15 printk messages dropped ** [ 1348.949091][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1348.950067][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1348.950106][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.950147][ T32] r5:84b0938c r4:84b09000 [ 1348.950167][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1348.950241][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1348.950287][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1348.950337][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1348.950359][ T32] r4:84a4a480 [ 1348.950378][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1348.950422][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 9 printk messages dropped ** [ 1348.950801][ T32] INFO: task kworker/1:960:5871 blocked for more than 475 seconds. ** 16 printk messages dropped ** [ 1348.951487][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1348.951671][ T32] r5:00001000 r4:eadab000 ** 7 printk messages dropped ** [ 1348.951961][ T32] r4:8571fc80 ** 9 printk messages dropped ** [ 1348.952326][ T32] r4:8570b440 ** 10 printk messages dropped ** [ 1348.975302][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 21 printk messages dropped ** [ 1348.976141][ T32] r4:84a4a480 ** 9 printk messages dropped ** [ 1348.976606][ T32] r4:84a42200 ** 9 printk messages dropped ** [ 1348.977064][ T32] r4:8569b000 ** 7 printk messages dropped ** [ 1348.977341][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1348.977797][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1348.978140][ T32] r10:00000000 r9:8571fd00 r8:8027f5e8 r7:ec6b5e60 r6:8573b500 r5:8569b000 [ 1348.978163][ T32] r4:00000001 [ 1348.978203][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.978270][ T32] Exception stack(0xec86dfb0 to 0xec86dff8) [ 1348.978318][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.978372][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.978402][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.978452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1348.978477][ T32] r4:8570b740 [ 1348.978880][ T32] INFO: task kworker/1:961:5873 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1348.978936][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.979058][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.979137][ T32] Call trace: [ 1348.979200][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1348.979269][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1348.979317][ T32] r4:00000000 [ 1348.979339][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.979390][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1348.979430][ T32] 9d20: 8ccce000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1348.979471][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1348.979499][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1348.979523][ T32] r5:80090013 r4:80239bb0 [ 1348.979544][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1348.979583][ T32] r4:82ac11e4 [ 1348.979602][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.979643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1348.979665][ T32] r4:e0529dc0 [ 1348.979685][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1348.979748][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1348.979774][ T32] r4:00000000 [ 1348.979803][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1348.980148][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1348.980743][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 16 printk messages dropped ** [ 1348.981453][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.981592][ T32] r5:00001000 r4:eb0ff000 ** 4 printk messages dropped ** [ 1348.981765][ T32] r7:ddde2d80 r6:83018200 r5:8577538c r4:8571fd80 ** 14 printk messages dropped ** [ 1348.982453][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1349.003982][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1349.004738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 17 printk messages dropped ** [ 1349.005510][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1349.005891][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1349.006881][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.007110][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.007138][ T32] 9d20: 8cf96000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.007168][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.007213][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.007241][ T32] r5:80090013 r4:80239bb0 [ 1349.007262][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.007311][ T32] r4:82ac11e4 [ 1349.007334][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.007397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.007423][ T32] r4:e0529dc0 [ 1349.007443][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.007490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.007513][ T32] r4:00000000 [ 1349.007532][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.007577][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.007618][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.007674][ T32] r5:00001000 r4:e03bf000 [ 1349.007697][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.007758][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.007802][ T32] r5:84b0938c r4:84b09000 [ 1349.007822][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.007866][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.007896][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.007944][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.007967][ T32] r4:84a4a480 ** 1 printk messages dropped ** [ 1349.008052][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 13 printk messages dropped ** [ 1349.008660][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.009121][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1349.009408][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 16 printk messages dropped ** [ 1349.010050][ T32] r4:8570ba80 ** 8 printk messages dropped ** [ 1349.010684][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 15 printk messages dropped ** [ 1349.011368][ T32] r5:00001000 r4:e03bf000 ** 10 printk messages dropped ** [ 1349.011732][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1349.012124][ T32] task:kworker/1:965 state:D stack:0 pid:5882 tgid:5882 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1349.012993][ T32] r5:00001000 r4:eb9c9000 ** 12 printk messages dropped ** [ 1349.037895][ T32] Exception stack(0xec87dfb0 to 0xec87dff8) ** 13 printk messages dropped ** [ 1349.038952][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 12 printk messages dropped ** [ 1349.039425][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.039475][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.039523][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.039612][ T32] r5:00001000 r4:e03bf000 [ 1349.039657][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.039704][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.039767][ T32] r5:84b0938c r4:84b09000 [ 1349.039790][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.039894][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.039926][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.039975][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.039998][ T32] r4:84a4a480 [ 1349.040017][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.040081][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.040107][ T32] r4:00000001 [ 1349.040148][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.040187][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.040214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.040244][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.040291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.040323][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.040355][ T32] r4:84a42200 [ 1349.040400][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1349.040496][ T32] Not tainted 6.15.0-syzkaller #0 ** 12 printk messages dropped ** [ 1349.041108][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.041500][ T32] r5:00001000 r4:eba19000 ** 4 printk messages dropped ** [ 1349.041713][ T32] r7:ddde2d80 r6:83018200 r5:8577678c r4:8571ff80 ** 14 printk messages dropped ** [ 1349.042442][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1349.053996][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1349.054749][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 14 printk messages dropped ** [ 1349.055354][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.055620][ T32] r5:00001000 r4:ebaa9000 [ 1349.055643][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.055686][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.055730][ T32] r5:85776b8c r4:85776800 [ 1349.055770][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.055837][ T32] r7:ddde2d80 r6:83018200 r5:85776b8c r4:856ff000 [ 1349.055861][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.055907][ T32] r10:61c88647 r9:8476a400 r8:856ff02c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.055929][ T32] r4:856ff000 [ 1349.055948][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.055990][ T32] r10:00000000 r9:856ff000 r8:8027f5e8 r7:ec865e60 r6:8573b800 r5:8476a400 [ 1349.056028][ T32] r4:00000001 [ 1349.056050][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.056085][ T32] Exception stack(0xec881fb0 to 0xec881ff8) [ 1349.056131][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.056183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.056213][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.056244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.056266][ T32] r4:8570be40 [ 1349.056675][ T32] INFO: task kworker/1:967:5887 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.056717][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.056787][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.056842][ T32] Call trace: [ 1349.056886][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.056937][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.056961][ T32] r4:00000000 [ 1349.056980][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.057019][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.057047][ T32] 9d20: 8d608000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.057076][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.057121][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.057150][ T32] r5:80090013 r4:80239bb0 [ 1349.057170][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 2 printk messages dropped ** [ 1349.057288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 18 printk messages dropped ** [ 1349.058045][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1349.058401][ T32] task:kworker/1:968 state:D stack:0 pid:5889 tgid:5889 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1349.059220][ T32] r5:00001000 r4:ec379000 ** 3 printk messages dropped ** [ 1349.059354][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1349.060416][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1349.060843][ T32] r4:e0529dc0 ** 12 printk messages dropped ** [ 1349.061430][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 17 printk messages dropped ** [ 1349.062082][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1349.062448][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.062817][ T32] r5:00001000 r4:ec34b000 ** 3 printk messages dropped ** [ 1349.062935][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.062977][ T32] r7:dddced80 r6:83018000 r5:8567d38c r4:8573b880 [ 1349.062997][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.095809][ T32] r10:61c88647 r9:856da400 r8:8573b8ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.095891][ T32] r4:8573b880 [ 1349.095917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.095989][ T32] r10:00000000 r9:8573b880 r8:8027f5e8 r7:ec769e60 r6:856ff180 r5:856da400 [ 1349.096012][ T32] r4:00000001 [ 1349.096032][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.096087][ T32] Exception stack(0xec889fb0 to 0xec889ff8) [ 1349.096123][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.096154][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.096181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.096211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.096233][ T32] r4:857163c0 [ 1349.096667][ T32] INFO: task kworker/0:408:5892 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.096705][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.096776][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.096827][ T32] Call trace: [ 1349.096859][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.096911][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.096936][ T32] r4:00000000 [ 1349.096956][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.097016][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.097097][ T32] 9d20: 8e08b000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.097152][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.097181][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.097207][ T32] r5:80090013 r4:80239bb0 [ 1349.097227][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.097271][ T32] r4:82ac11e4 [ 1349.097321][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.097369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.097392][ T32] r4:e0529dc0 [ 1349.097414][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.097477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.097523][ T32] r4:00000000 [ 1349.097546][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.097596][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.097619][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.097662][ T32] r5:00001000 r4:e03bf000 [ 1349.097683][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.097722][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.097764][ T32] r5:84b0938c r4:84b09000 [ 1349.097806][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.097878][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.097903][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1349.098018][ T32] r4:84a4a480 ** 4 printk messages dropped ** [ 1349.098264][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 7 printk messages dropped ** [ 1349.098622][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1349.098775][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.098842][ T32] Call trace: [ 1349.098876][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.098922][ T32] r10:82918930 r9:ec891d84 r8:00000002 r7:60000113 r6:ec891d8c r5:856dd400 [ 1349.098977][ T32] r4:856dd400 [ 1349.099032][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.099097][ T32] r5:856dd400 r4:8291892c [ 1349.099120][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.099161][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.099206][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec891e08 [ 1349.099250][ T32] r4:00000000 [ 1349.099273][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.099312][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.099348][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.099388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85701a80 [ 1349.099410][ T32] r4:00000000 [ 1349.099446][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.099499][ T32] r9:83018005 r8:856dd400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 [ 1349.099531][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.099575][ T32] r5:00001000 r4:ec95b000 [ 1349.099616][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.099659][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.099727][ T32] r5:8567e38c r4:8567e000 [ 1349.099749][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.099818][ T32] r7:dddced80 r6:83018000 r5:8567e38c r4:8573b900 [ 1349.099841][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1349.100045][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.100204][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1349.100634][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.100996][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 7 printk messages dropped ** [ 1349.101300][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 11 printk messages dropped ** [ 1349.101748][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.102130][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.102364][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.102635][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.102905][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.112213][ T32] r5:00001000 r4:ec3bd000 [ 1349.112278][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.112402][ T32] r5:8567d78c r4:8567d400 ** 3 printk messages dropped ** [ 1349.112587][ T32] r10:61c88647 r9:856dc800 r8:8573b9ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1349.112927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 9 printk messages dropped ** [ 1349.114123][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 4 printk messages dropped ** [ 1349.114287][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.114350][ T32] r4:82ac11e4 [ 1349.114374][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.114439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.114464][ T32] r4:e0529dc0 [ 1349.114511][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.114558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.114582][ T32] r4:00000000 [ 1349.114601][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.114647][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.114690][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.114736][ T32] r5:00001000 r4:e03bf000 [ 1349.114757][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.114797][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.114839][ T32] r5:84b0938c r4:84b09000 [ 1349.114859][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.114926][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.114951][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.115017][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.115044][ T32] r4:84a4a480 [ 1349.115064][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.115119][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.115147][ T32] r4:00000001 [ 1349.115188][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.115227][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.115254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.115295][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.115325][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.115355][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.115390][ T32] r4:84a42200 [ 1349.115415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.115443][ T32] INFO: task kworker/1:969:5896 blocked for more than 475 seconds. [ 1349.115474][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.115505][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.115526][ T32] task:kworker/1:969 state:D stack:0 pid:5896 tgid:5896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.115596][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.115677][ T32] Call trace: [ 1349.115709][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.115755][ T32] r10:82918930 r9:ec899d84 r8:00000002 r7:60000113 r6:ec899d8c r5:856dec00 [ 1349.115778][ T32] r4:856dec00 [ 1349.115814][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.115857][ T32] r5:856dec00 r4:8291892c [ 1349.115878][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.115917][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.115961][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 [ 1349.115983][ T32] r4:00000000 [ 1349.116001][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.116060][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.116127][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.116172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fdd00 [ 1349.116195][ T32] r4:00000000 [ 1349.116240][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.116306][ T32] r9:83018205 r8:856dec00 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1349.116330][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.116373][ T32] r5:00001000 r4:ec425000 [ 1349.116393][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1349.116511][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1349.116889][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.117409][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1349.117720][ T32] r4:82ac11e4 ** 6 printk messages dropped ** [ 1349.117951][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1349.118307][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.118646][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.118858][ T32] task:kworker/1:970 state:D stack:0 pid:5898 tgid:5898 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.119395][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.119692][ T32] r5:00001000 r4:ec403000 [ 1349.119734][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.119987][ T32] r10:61c88647 r9:856d8c00 r8:856ff42c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.120286][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.120756][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.121098][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 6 printk messages dropped ** [ 1349.121366][ T32] r4:e0529dc0 ** 4 printk messages dropped ** [ 1349.121556][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.121603][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.121649][ T32] r5:00001000 r4:e03bf000 [ 1349.121678][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.121720][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.121770][ T32] r5:84b0938c r4:84b09000 [ 1349.121792][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.121848][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.121872][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.121919][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.121941][ T32] r4:84a4a480 [ 1349.121981][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.122030][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.122054][ T32] r4:00000001 [ 1349.122084][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.122121][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.122148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.122176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.122202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.122230][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.122251][ T32] r4:84a42200 [ 1349.122271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.122295][ T32] INFO: task kworker/0:411:5900 blocked for more than 475 seconds. [ 1349.122339][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.122367][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.122388][ T32] task:kworker/0:411 state:D stack:0 pid:5900 tgid:5900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.122443][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.122516][ T32] Call trace: [ 1349.122558][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.122606][ T32] r10:82918930 r9:ec8a5d84 r8:00000002 r7:60000113 r6:ec8a5d8c r5:856e0000 [ 1349.122629][ T32] r4:856e0000 [ 1349.122668][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.122711][ T32] r5:856e0000 r4:8291892c [ 1349.122751][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.122794][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.122839][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8a5e08 [ 1349.122862][ T32] r4:00000000 [ 1349.122906][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.122948][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.123036][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.156293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857012c0 [ 1349.156346][ T32] r4:00000000 [ 1349.156371][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.156458][ T32] r9:83018005 r8:856e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1349.156499][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.156562][ T32] r5:00001000 r4:ec46d000 [ 1349.156587][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.156627][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.156671][ T32] r5:8567db8c r4:8567d800 [ 1349.156692][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.156750][ T32] r7:dddced80 r6:83018000 r5:8567db8c r4:8573ba00 [ 1349.156774][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.156821][ T32] r10:61c88647 r9:856e0000 r8:8573ba2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.156844][ T32] r4:8573ba00 [ 1349.156863][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.156907][ T32] r10:00000000 r9:8573ba00 r8:8027f5e8 r7:ec891e60 r6:856ff500 r5:856e0000 ** 5 printk messages dropped ** [ 1349.157141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.158095][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.158283][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 9 printk messages dropped ** [ 1349.158643][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.159154][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.159513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.159760][ T32] task:kworker/1:971 state:D stack:0 pid:5903 tgid:5903 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.160319][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1349.160658][ T32] r5:00001000 r4:ec43d000 ** 4 printk messages dropped ** [ 1349.160942][ T32] r7:ddde2d80 r6:83018200 r5:85777b8c r4:856ff580 ** 4 printk messages dropped ** [ 1349.161173][ T32] r10:00000000 r9:856ff580 r8:8027f5e8 r7:ec899e60 r6:856ff600 r5:856e2400 [ 1349.161212][ T32] r4:00000001 [ 1349.161272][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.161359][ T32] Exception stack(0xec8a9fb0 to 0xec8a9ff8) [ 1349.161417][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.161463][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.161509][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.161550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.161572][ T32] r4:856fdb00 [ 1349.161855][ T32] INFO: task kworker/1:971:5903 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.161928][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.162020][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.162063][ T32] Call trace: [ 1349.162092][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.162139][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.162163][ T32] r4:00000000 [ 1349.162184][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.162249][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.162282][ T32] 9d20: 8eaf1000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.162316][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.162342][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.162367][ T32] r5:80090013 r4:80239bb0 [ 1349.162387][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.162453][ T32] r4:82ac11e4 [ 1349.162476][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.162562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.162588][ T32] r4:e0529dc0 [ 1349.162635][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.162682][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.162705][ T32] r4:00000000 [ 1349.162776][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.162826][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.162873][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.162921][ T32] r5:00001000 r4:e03bf000 [ 1349.162943][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.162983][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.174409][ T32] r5:84b0938c r4:84b09000 [ 1349.174495][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.174569][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.174593][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.174650][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.174677][ T32] r4:84a4a480 [ 1349.174699][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.174749][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.174773][ T32] r4:00000001 [ 1349.174795][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.174835][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.174867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.174900][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.175069][ T32] r4:84a42200 ** 4 printk messages dropped ** [ 1349.175253][ T32] task:kworker/1:972 state:D stack:0 pid:5905 tgid:5905 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1349.175506][ T32] r4:856e3000 [ 1349.175528][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.175599][ T32] r5:856e3000 r4:8291892c [ 1349.175653][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.175741][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.175795][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8ade08 [ 1349.175819][ T32] r4:00000000 [ 1349.175890][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.175996][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.176043][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.176114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fd240 [ 1349.176140][ T32] r4:00000000 [ 1349.176161][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.176211][ T32] r9:83018205 r8:856e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1349.176258][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.176344][ T32] r5:00001000 r4:ec48b000 [ 1349.176369][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.176511][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.176591][ T32] r5:85777f8c r4:85777c00 [ 1349.176666][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.176747][ T32] r7:ddde2d80 r6:83018200 r5:85777f8c r4:856ff680 [ 1349.176772][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.176845][ T32] r10:61c88647 r9:856e3000 r8:856ff6ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.176973][ T32] r4:856ff680 [ 1349.177047][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.177116][ T32] r10:00000000 r9:856ff680 r8:8027f5e8 r7:ec8a9e60 r6:856ff700 r5:856e3000 [ 1349.177153][ T32] r4:00000001 [ 1349.177176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.177213][ T32] Exception stack(0xec8adfb0 to 0xec8adff8) ** 4 printk messages dropped ** [ 1349.177376][ T32] r4:856fdd80 ** 5 printk messages dropped ** [ 1349.178097][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1349.178494][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1349.178580][ T32] r4:e0529dc0 ** 4 printk messages dropped ** [ 1349.178758][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 8 printk messages dropped ** [ 1349.179170][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.179525][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.179742][ T32] task:kworker/0:412 state:D stack:0 pid:5908 tgid:5908 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1349.180178][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.180515][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.180570][ T32] r9:83018005 r8:856e3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1349.180593][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.180663][ T32] r5:00001000 r4:ec927000 [ 1349.180714][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.180783][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.180880][ T32] r5:8567df8c r4:8567dc00 [ 1349.180904][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.180950][ T32] r7:dddced80 r6:83018000 r5:8567df8c r4:8573ba80 [ 1349.180971][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.181016][ T32] r10:61c88647 r9:856e3c00 r8:8573baac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.181040][ T32] r4:8573ba80 [ 1349.181114][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.181169][ T32] r10:00000000 r9:8573ba80 r8:8027f5e8 r7:ec891e60 r6:856ff780 r5:856e3c00 [ 1349.181220][ T32] r4:00000001 [ 1349.181245][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.181280][ T32] Exception stack(0xec8b1fb0 to 0xec8b1ff8) [ 1349.181389][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.181423][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.181450][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.181479][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.181501][ T32] r4:85701140 [ 1349.181762][ T32] INFO: task kworker/0:412:5908 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.181821][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.181907][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.181992][ T32] Call trace: [ 1349.182032][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.182083][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.182108][ T32] r4:00000000 [ 1349.182153][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.182196][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.182251][ T32] 9d20: 8eaf1000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.182284][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.182316][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.182342][ T32] r5:80090013 r4:80239bb0 [ 1349.182363][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.182402][ T32] r4:82ac11e4 [ 1349.182422][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1349.182588][ T32] r4:00000000 [ 1349.182607][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.182651][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.182672][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.182712][ T32] r5:00001000 r4:e03bf000 [ 1349.182731][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.182769][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.182811][ T32] r5:84b0938c r4:84b09000 [ 1349.182831][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.182899][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.182923][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.182971][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.183070][ T32] r4:84a4a480 [ 1349.207891][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.208041][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.208074][ T32] r4:00000001 [ 1349.208097][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.208136][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.208187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.208223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.208252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.208282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.208310][ T32] r4:84a42200 [ 1349.208334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.208377][ T32] INFO: task kworker/1:973:5909 blocked for more than 475 seconds. [ 1349.208421][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1349.208524][ T32] task:kworker/1:973 state:D stack:0 pid:5909 tgid:5909 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.208973][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 ** 3 printk messages dropped ** [ 1349.209124][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1349.209394][ T32] r5:00001000 r4:ec4b3000 [ 1349.209418][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.209460][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.209502][ T32] r5:8578038c r4:85780000 [ 1349.209524][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.209570][ T32] r7:ddde2d80 r6:83018200 r5:8578038c r4:856ff800 [ 1349.209592][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.209638][ T32] r10:61c88647 r9:856e4800 r8:856ff82c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 2 printk messages dropped ** [ 1349.209757][ T32] r10:00000000 r9:856ff800 r8:8027f5e8 r7:ec8ade60 r6:856ff880 r5:856e4800 ** 4 printk messages dropped ** [ 1349.209980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.210562][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.210975][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 7 printk messages dropped ** [ 1349.211368][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 11 printk messages dropped ** [ 1349.211858][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1349.212190][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.212308][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.212337][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.212369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.212394][ T32] r4:84a42200 [ 1349.212415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.212501][ T32] INFO: task kworker/1:974:5911 blocked for more than 475 seconds. [ 1349.212540][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.212565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.212587][ T32] task:kworker/1:974 state:D stack:0 pid:5911 tgid:5911 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.212632][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.212675][ T32] Call trace: [ 1349.212728][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.212802][ T32] r10:82918930 r9:ec825d84 r8:00000002 r7:60000013 r6:ec825d8c r5:8476b000 [ 1349.212836][ T32] r4:8476b000 [ 1349.212933][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.212977][ T32] r5:8476b000 r4:8291892c [ 1349.213062][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.226878][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.226974][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 [ 1349.227002][ T32] r4:00000000 [ 1349.227024][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.227094][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.227141][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.227215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85711440 [ 1349.227245][ T32] r4:00000000 [ 1349.227348][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.227405][ T32] r9:83018205 r8:8476b000 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1349.227429][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.227510][ T32] r5:00001000 r4:ec4cb000 [ 1349.227573][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.227637][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.227690][ T32] r5:8578078c r4:85780400 [ 1349.227739][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.227820][ T32] r7:ddde2d80 r6:83018200 r5:8578078c r4:856ff900 [ 1349.227873][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.227926][ T32] r10:61c88647 r9:8476b000 r8:856ff92c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.227952][ T32] r4:856ff900 [ 1349.227973][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.228025][ T32] r10:00000000 r9:856ff900 r8:8027f5e8 r7:ec8b5e60 r6:8573bb00 r5:8476b000 [ 1349.228077][ T32] r4:00000001 [ 1349.228123][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.228174][ T32] Exception stack(0xec825fb0 to 0xec825ff8) [ 1349.228210][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.228244][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.228273][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.228312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.228338][ T32] r4:85711100 [ 1349.228803][ T32] INFO: task kworker/1:974:5911 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.228847][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.228948][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.229052][ T32] Call trace: [ 1349.229089][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.229139][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.229164][ T32] r4:00000000 [ 1349.229187][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.229229][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.229259][ T32] 9d20: 8f0c2000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.229293][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.229320][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.229372][ T32] r5:80090013 r4:80239bb0 [ 1349.229397][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.229454][ T32] r4:82ac11e4 [ 1349.229479][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.229524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.229573][ T32] r4:e0529dc0 [ 1349.229596][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.229671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.229724][ T32] r4:00000000 [ 1349.229746][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.229793][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.229816][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.229887][ T32] r5:00001000 r4:e03bf000 [ 1349.229911][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.230003][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.230051][ T32] r5:84b0938c r4:84b09000 [ 1349.230071][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.230172][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.230207][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.230271][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.230300][ T32] r4:84a4a480 [ 1349.230320][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.230383][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 7 printk messages dropped ** [ 1349.230740][ T32] r4:84a42200 ** 4 printk messages dropped ** [ 1349.230894][ T32] task:kworker/1:975 state:D stack:0 pid:5913 tgid:5913 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.231501][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec885e08 ** 9 printk messages dropped ** [ 1349.231985][ T32] r5:00001000 r4:ec4db000 [ 1349.232005][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.232296][ T32] r7:ddde2d80 r6:83018200 r5:85780b8c r4:856ff980 ** 9 printk messages dropped ** [ 1349.232755][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.257198][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1349.257561][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1349.258022][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.258226][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.258575][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.258769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1349.259164][ T32] r4:8476d400 ** 4 printk messages dropped ** [ 1349.259388][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8bde08 [ 1349.259411][ T32] r4:00000000 [ 1349.259431][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.259470][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.259508][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.259577][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85711680 [ 1349.259682][ T32] r4:00000000 [ 1349.259705][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.259752][ T32] r9:83018205 r8:8476d400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1349.259775][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.259815][ T32] r5:00001000 r4:ec4f1000 [ 1349.259834][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.259872][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.259913][ T32] r5:85780f8c r4:85780c00 [ 1349.259933][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.259977][ T32] r7:ddde2d80 r6:83018200 r5:85780f8c r4:856ffa00 [ 1349.260044][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.260095][ T32] r10:61c88647 r9:8476d400 r8:856ffa2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.260118][ T32] r4:856ffa00 [ 1349.260137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.260182][ T32] r10:00000000 r9:856ffa00 r8:8027f5e8 r7:ec885e60 r6:8573bc00 r5:8476d400 [ 1349.260212][ T32] r4:00000001 [ 1349.260231][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.260265][ T32] Exception stack(0xec8bdfb0 to 0xec8bdff8) [ 1349.260300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.260332][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.260359][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.260390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.260413][ T32] r4:85711400 [ 1349.260821][ T32] INFO: task kworker/1:976:5915 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.260878][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.260971][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.261037][ T32] Call trace: [ 1349.261099][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.261173][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.261234][ T32] r4:00000000 [ 1349.261274][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.261349][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.261382][ T32] 9d20: 8f3e0000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.261433][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.261467][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.261510][ T32] r5:80090013 r4:80239bb0 [ 1349.261533][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.261599][ T32] r4:82ac11e4 [ 1349.261622][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.261664][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.261687][ T32] r4:e0529dc0 [ 1349.261706][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.261746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.261770][ T32] r4:00000000 [ 1349.261790][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.261835][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.261856][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.261897][ T32] r5:00001000 r4:e03bf000 [ 1349.261916][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.261955][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.261996][ T32] r5:84b0938c r4:84b09000 [ 1349.262042][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.262091][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.262132][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.262180][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.262217][ T32] r4:84a4a480 [ 1349.262272][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.262325][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.262350][ T32] r4:00000001 [ 1349.262369][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.262430][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.262460][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.262491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.262518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.262549][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.262597][ T32] r4:84a42200 [ 1349.262622][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.262647][ T32] INFO: task kworker/1:977:5917 blocked for more than 475 seconds. [ 1349.262699][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.262727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.262772][ T32] task:kworker/1:977 state:D stack:0 pid:5917 tgid:5917 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.262820][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.262878][ T32] Call trace: [ 1349.262910][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.262956][ T32] r10:82918930 r9:ec8c5d84 r8:00000002 r7:60000113 r6:ec8c5d8c r5:8476c800 [ 1349.263093][ T32] r4:8476c800 [ 1349.269409][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.269512][ T32] r5:8476c800 r4:8291892c [ 1349.269539][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.269609][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.269662][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c5e08 [ 1349.269686][ T32] r4:00000000 [ 1349.269731][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.269774][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.269814][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.269856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85711c00 ** 4 printk messages dropped ** [ 1349.270080][ T32] r5:00001000 r4:ec59f000 [ 1349.270105][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.270216][ T32] r5:85781f8c r4:85781c00 [ 1349.270240][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.270292][ T32] r7:ddde2d80 r6:83018200 r5:85781f8c r4:856ffa80 ** 2 printk messages dropped ** [ 1349.270415][ T32] r4:856ffa80 [ 1349.270451][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.270498][ T32] r10:00000000 r9:856ffa80 r8:8027f5e8 r7:ec8bde60 r6:8573bc80 r5:8476c800 [ 1349.270537][ T32] r4:00000001 [ 1349.270561][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.270599][ T32] Exception stack(0xec8c5fb0 to 0xec8c5ff8) [ 1349.270628][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.270657][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.270711][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.270767][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.270813][ T32] r4:85711480 [ 1349.271233][ T32] INFO: task kworker/1:977:5917 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.271270][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.271347][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.271439][ T32] Call trace: [ 1349.271507][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.271621][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.271686][ T32] r4:00000000 [ 1349.271736][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.271779][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.271809][ T32] 9d20: 8f3e0000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.271838][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.271863][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.271888][ T32] r5:80090013 r4:80239bb0 [ 1349.271909][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.271949][ T32] r4:82ac11e4 [ 1349.271994][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.272067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.272095][ T32] r4:e0529dc0 [ 1349.272115][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.272157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.272181][ T32] r4:00000000 [ 1349.272248][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.272304][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.272341][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.272386][ T32] r5:00001000 r4:e03bf000 [ 1349.272406][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.272445][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.272526][ T32] r5:84b0938c r4:84b09000 [ 1349.272556][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.272669][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.272697][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.272749][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.272773][ T32] r4:84a4a480 [ 1349.272792][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.272837][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.272886][ T32] r4:00000001 [ 1349.272909][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.272950][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.272988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.287521][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.287648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.287691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.287717][ T32] r4:84a42200 [ 1349.287759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.287819][ T32] INFO: task kworker/1:978:5918 blocked for more than 475 seconds. [ 1349.287857][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.287885][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.287907][ T32] task:kworker/1:978 state:D stack:0 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.287962][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.288020][ T32] Call trace: [ 1349.288077][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.288135][ T32] r10:82918930 r9:ec8c9d84 r8:00000002 r7:60000013 r6:ec8c9d8c r5:8476ec00 [ 1349.288160][ T32] r4:8476ec00 [ 1349.288180][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.288245][ T32] r5:8476ec00 r4:8291892c [ 1349.288269][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.288316][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.288378][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 [ 1349.288404][ T32] r4:00000000 [ 1349.288424][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.288506][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.288573][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.288633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857117c0 [ 1349.288662][ T32] r4:00000000 [ 1349.288727][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.288806][ T32] r9:83018205 r8:8476ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1349.288832][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.288913][ T32] r5:00001000 r4:ec547000 [ 1349.288948][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.288993][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.289067][ T32] r5:8578138c r4:85781000 [ 1349.289117][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.289169][ T32] r7:ddde2d80 r6:83018200 r5:8578138c r4:856ffb00 [ 1349.289191][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.289268][ T32] r10:61c88647 r9:8476ec00 r8:856ffb2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.289301][ T32] r4:856ffb00 [ 1349.289324][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.289371][ T32] r10:00000000 r9:856ffb00 r8:8027f5e8 r7:ec8c5e60 r6:8573bd00 r5:8476ec00 [ 1349.289396][ T32] r4:00000001 [ 1349.289415][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1349.289514][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.289663][ T32] r4:85711480 [ 1349.290063][ T32] INFO: task kworker/1:978:5918 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.290125][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.290189][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.290232][ T32] Call trace: [ 1349.290276][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.290334][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.290359][ T32] r4:00000000 [ 1349.290397][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.290440][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.290468][ T32] 9d20: 8f595000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.290498][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.290524][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.290549][ T32] r5:80090013 r4:80239bb0 [ 1349.290569][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.290608][ T32] r4:82ac11e4 [ 1349.290628][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.290696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.290739][ T32] r4:e0529dc0 [ 1349.290762][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.290806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.290831][ T32] r4:00000000 [ 1349.290851][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.290897][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.290969][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.291019][ T32] r5:00001000 r4:e03bf000 [ 1349.291077][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.291121][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.291193][ T32] r5:84b0938c r4:84b09000 [ 1349.291256][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.291361][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.291411][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.291461][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.291515][ T32] r4:84a4a480 [ 1349.291543][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.291592][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.291615][ T32] r4:00000001 [ 1349.291637][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.291685][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.291728][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.291762][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.291789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.291818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.291864][ T32] r4:84a42200 [ 1349.291888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.291913][ T32] INFO: task kworker/1:979:5920 blocked for more than 475 seconds. [ 1349.291941][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.291965][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.291986][ T32] task:kworker/1:979 state:D stack:0 pid:5920 tgid:5920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.292044][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.292113][ T32] Call trace: [ 1349.292164][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.292214][ T32] r10:82918930 r9:ec8d1d84 r8:00000002 r7:60000013 r6:ec8d1d8c r5:849a0c00 [ 1349.292237][ T32] r4:849a0c00 [ 1349.292256][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.292300][ T32] r5:849a0c00 r4:8291892c [ 1349.292422][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.292497][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.292588][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d1e08 [ 1349.292615][ T32] r4:00000000 [ 1349.292638][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.292677][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.292741][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.292787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85711940 [ 1349.292846][ T32] r4:00000000 [ 1349.292869][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.292916][ T32] r9:83018205 r8:849a0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 ** 1 printk messages dropped ** [ 1349.292979][ T32] r5:00001000 r4:ec55f000 [ 1349.308233][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1349.308699][ T32] r10:61c88647 r9:849a0c00 r8:856ffbac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 7 printk messages dropped ** [ 1349.309188][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.309750][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.310409][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 3 printk messages dropped ** [ 1349.310687][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1349.310882][ T32] r4:e0529dc0 ** 2 printk messages dropped ** [ 1349.311004][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.311304][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.311682][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 9 printk messages dropped ** [ 1349.311985][ T32] INFO: task kworker/1:980:5922 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1349.312369][ T32] r4:856e1800 ** 2 printk messages dropped ** [ 1349.312527][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.312801][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1349.312967][ T32] r4:00000000 [ 1349.312990][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.330544][ T32] r9:83018205 r8:856e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1349.330639][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.330779][ T32] r5:00001000 r4:ec583000 [ 1349.330813][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.330857][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.330913][ T32] r5:85781b8c r4:85781800 [ 1349.330935][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.331009][ T32] r7:ddde2d80 r6:83018200 r5:85781b8c r4:856ffc00 [ 1349.331066][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.331156][ T32] r10:61c88647 r9:856e1800 r8:856ffc2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.331182][ T32] r4:856ffc00 [ 1349.331205][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.331253][ T32] r10:00000000 r9:856ffc00 r8:8027f5e8 r7:ec8c5e60 r6:856ffc80 r5:856e1800 [ 1349.331277][ T32] r4:00000001 [ 1349.331307][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.331343][ T32] Exception stack(0xec89dfb0 to 0xec89dff8) [ 1349.331388][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.331421][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.331448][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.331490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.331515][ T32] r4:85711980 [ 1349.331913][ T32] INFO: task kworker/1:980:5922 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.331947][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.332015][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.332062][ T32] Call trace: [ 1349.332094][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.332183][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.332218][ T32] r4:00000000 [ 1349.332271][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.332319][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.332349][ T32] 9d20: 8f97c000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.332379][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.332404][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.332429][ T32] r5:80090013 r4:80239bb0 [ 1349.332613][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.332663][ T32] r4:82ac11e4 [ 1349.332686][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.332732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.332754][ T32] r4:e0529dc0 [ 1349.332775][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.332818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.332853][ T32] r4:00000000 [ 1349.332876][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.332924][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.332946][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.333062][ T32] r5:00001000 r4:e03bf000 [ 1349.337694][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.337764][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.337812][ T32] r5:84b0938c r4:84b09000 [ 1349.337834][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.337900][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.337925][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.337974][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.337998][ T32] r4:84a4a480 [ 1349.338018][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.338063][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.338086][ T32] r4:00000001 [ 1349.338120][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.338160][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.338192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.338222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.338271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.338311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.338334][ T32] r4:84a42200 [ 1349.338380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.338413][ T32] INFO: task kworker/1:981:5925 blocked for more than 475 seconds. [ 1349.338447][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.338502][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.338529][ T32] task:kworker/1:981 state:D stack:0 pid:5925 tgid:5925 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.338584][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.338630][ T32] Call trace: [ 1349.338663][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.338725][ T32] r10:82918930 r9:ec8d9d84 r8:00000002 r7:60000113 r6:ec8d9d8c r5:856e5400 [ 1349.338777][ T32] r4:856e5400 [ 1349.338801][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.338842][ T32] r5:856e5400 r4:8291892c [ 1349.338862][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.338901][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.338948][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d9e08 [ 1349.338970][ T32] r4:00000000 [ 1349.339014][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.339058][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.339099][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.339141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85711d40 [ 1349.339164][ T32] r4:00000000 [ 1349.339185][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.339232][ T32] r9:83018205 r8:856e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1349.339274][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.339326][ T32] r5:00001000 r4:ec5b7000 [ 1349.339347][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.339386][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.339449][ T32] r5:8578238c r4:85782000 [ 1349.339473][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.339518][ T32] r7:ddde2d80 r6:83018200 r5:8578238c r4:856ffd00 [ 1349.339540][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.339585][ T32] r10:61c88647 r9:856e5400 r8:856ffd2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.339609][ T32] r4:856ffd00 [ 1349.339655][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.339704][ T32] r10:00000000 r9:856ffd00 r8:8027f5e8 r7:ec8c5e60 r6:856ffd80 r5:856e5400 [ 1349.339741][ T32] r4:00000001 [ 1349.339763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.339822][ T32] Exception stack(0xec8d9fb0 to 0xec8d9ff8) [ 1349.339852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.339971][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.340003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.340034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.340058][ T32] r4:85711a80 [ 1349.340434][ T32] INFO: task kworker/1:981:5925 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.340502][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.340572][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.340617][ T32] Call trace: [ 1349.340648][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.340737][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.340786][ T32] r4:00000000 [ 1349.340807][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.340847][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.340876][ T32] 9d20: 8f97c000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.340906][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.340931][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.340955][ T32] r5:80090013 r4:80239bb0 [ 1349.340974][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.341014][ T32] r4:82ac11e4 [ 1349.341053][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.341100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.341122][ T32] r4:e0529dc0 [ 1349.341142][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.341221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.341268][ T32] r4:00000000 [ 1349.341308][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.341356][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.341379][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.341435][ T32] r5:00001000 r4:e03bf000 [ 1349.341459][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.341499][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.341541][ T32] r5:84b0938c r4:84b09000 [ 1349.341599][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.341651][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.341673][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.341719][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.341741][ T32] r4:84a4a480 [ 1349.341760][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.341805][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.341828][ T32] r4:00000001 [ 1349.341847][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.341883][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.341926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.341959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.341986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.342014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.342037][ T32] r4:84a42200 [ 1349.342057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.342080][ T32] INFO: task kworker/1:982:5927 blocked for more than 475 seconds. [ 1349.342127][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.342153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.342198][ T32] task:kworker/1:982 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.342290][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.342338][ T32] Call trace: [ 1349.342498][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.342632][ T32] r10:82918930 r9:ec8ddd84 r8:00000002 r7:60000013 r6:ec8ddd8c r5:856e6000 [ 1349.342660][ T32] r4:856e6000 [ 1349.342700][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.342743][ T32] r5:856e6000 r4:8291892c [ 1349.342764][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.342803][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.342938][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8dde08 [ 1349.342964][ T32] r4:00000000 [ 1349.343027][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.364690][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.364777][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.364825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85711ec0 [ 1349.364877][ T32] r4:00000000 [ 1349.365071][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.365126][ T32] r9:83018205 r8:856e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1349.365151][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.365211][ T32] r5:00001000 r4:ec697000 [ 1349.365562][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.365681][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.365996][ T32] r5:8578278c r4:85782400 [ 1349.366113][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.366168][ T32] r7:ddde2d80 r6:83018200 r5:8578278c r4:856ffe00 [ 1349.366192][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.366244][ T32] r10:61c88647 r9:856e6000 r8:856ffe2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.366451][ T32] r4:856ffe00 [ 1349.366480][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.366533][ T32] r10:00000000 r9:856ffe00 r8:8027f5e8 r7:ec8d9e60 r6:856ffe80 r5:856e6000 [ 1349.366557][ T32] r4:00000001 [ 1349.366578][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.366618][ T32] Exception stack(0xec8ddfb0 to 0xec8ddff8) [ 1349.366666][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.366701][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.366869][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.367095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.367399][ T32] r4:85711bc0 [ 1349.368124][ T32] INFO: task kworker/1:982:5927 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.368163][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.368275][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.368331][ T32] Call trace: [ 1349.368456][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.368526][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.368553][ T32] r4:00000000 [ 1349.368577][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.368619][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.368684][ T32] 9d20: 8fbf2000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.368756][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.368827][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.368858][ T32] r5:80090013 r4:80239bb0 [ 1349.368882][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.368929][ T32] r4:82ac11e4 [ 1349.368953][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.369003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.369030][ T32] r4:e0529dc0 [ 1349.369053][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.369194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.369223][ T32] r4:00000000 [ 1349.369247][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.369342][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.369370][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.369451][ T32] r5:00001000 r4:e03bf000 [ 1349.369541][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.369622][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.369675][ T32] r5:84b0938c r4:84b09000 [ 1349.369698][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.369749][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.369770][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.369817][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.369839][ T32] r4:84a4a480 [ 1349.369859][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.369905][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.370279][ T32] r4:00000001 [ 1349.370485][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.370526][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.370556][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.370592][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.370621][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.370658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.370708][ T32] r4:84a42200 [ 1349.370754][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.370785][ T32] INFO: task kworker/1:983:5929 blocked for more than 475 seconds. [ 1349.370819][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.371248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.371431][ T32] task:kworker/1:983 state:D stack:0 pid:5929 tgid:5929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.371491][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.371536][ T32] Call trace: [ 1349.371568][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.371617][ T32] r10:82918930 r9:ec8e1d84 r8:00000002 r7:60000113 r6:ec8e1d8c r5:856e6c00 [ 1349.371673][ T32] r4:856e6c00 [ 1349.371723][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.371768][ T32] r5:856e6c00 r4:8291892c [ 1349.371790][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.371844][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.371912][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e1e08 [ 1349.371938][ T32] r4:00000000 [ 1349.371958][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.371996][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.372053][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.372099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85711180 [ 1349.372123][ T32] r4:00000000 [ 1349.372145][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.372192][ T32] r9:83018205 r8:856e6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1349.372213][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.372255][ T32] r5:00001000 r4:ec6ab000 [ 1349.372276][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.372322][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.372364][ T32] r5:85782b8c r4:85782800 [ 1349.372384][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.372430][ T32] r7:ddde2d80 r6:83018200 r5:85782b8c r4:856fff00 [ 1349.372451][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.372542][ T32] r10:61c88647 r9:856e6c00 r8:856fff2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.372570][ T32] r4:856fff00 [ 1349.372591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.372638][ T32] r10:00000000 r9:856fff00 r8:8027f5e8 r7:ec8dde60 r6:856fff80 r5:856e6c00 [ 1349.372660][ T32] r4:00000001 [ 1349.372680][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.372714][ T32] Exception stack(0xec8e1fb0 to 0xec8e1ff8) [ 1349.372741][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.372769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.372796][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.372825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.372885][ T32] r4:85711cc0 [ 1349.393538][ T32] INFO: task kworker/1:983:5929 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.393655][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.393731][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.393797][ T32] Call trace: [ 1349.393831][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.393886][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.393932][ T32] r4:00000000 [ 1349.393995][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.394104][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.394139][ T32] 9d20: 8fdb3000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.394170][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.394197][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.394222][ T32] r5:80090013 r4:80239bb0 [ 1349.394244][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.394292][ T32] r4:82ac11e4 [ 1349.394314][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.394359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.394382][ T32] r4:e0529dc0 [ 1349.394429][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.394481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.394506][ T32] r4:00000000 [ 1349.394526][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.394656][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.394690][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.394739][ T32] r5:00001000 r4:e03bf000 [ 1349.394761][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.394802][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.394899][ T32] r5:84b0938c r4:84b09000 [ 1349.394925][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.395054][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.395080][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.395129][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1349.395298][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1349.395730][ T32] INFO: task kworker/1:984:5931 blocked for more than 475 seconds. ** 3 printk messages dropped ** [ 1349.395863][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.395915][ T32] Call trace: [ 1349.395946][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.396019][ T32] r10:82918930 r9:ec8e5d84 r8:00000002 r7:60000013 r6:ec8e5d8c r5:856e0c00 [ 1349.396048][ T32] r4:856e0c00 [ 1349.396070][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.396112][ T32] r5:856e0c00 r4:8291892c [ 1349.396132][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.396172][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.396217][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 [ 1349.396300][ T32] r4:00000000 [ 1349.396325][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.396365][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.396403][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.396445][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f4040 [ 1349.396547][ T32] r4:00000000 [ 1349.396581][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.396630][ T32] r9:83018205 r8:856e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1349.396651][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.396693][ T32] r5:00001000 r4:ec6c7000 [ 1349.396713][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.396752][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.396792][ T32] r5:85782f8c r4:85782c00 [ 1349.396814][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.396858][ T32] r7:ddde2d80 r6:83018200 r5:85782f8c r4:856f5000 [ 1349.396907][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.396957][ T32] r10:61c88647 r9:856e0c00 r8:856f502c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.396981][ T32] r4:856f5000 [ 1349.397001][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.397071][ T32] r10:00000000 r9:856f5000 r8:8027f5e8 r7:ec8e1e60 r6:856f5080 r5:856e0c00 [ 1349.397098][ T32] r4:00000001 [ 1349.397118][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.397153][ T32] Exception stack(0xec8e5fb0 to 0xec8e5ff8) [ 1349.397180][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.397209][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.397237][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.397266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.397293][ T32] r4:85711cc0 [ 1349.397630][ T32] INFO: task kworker/1:984:5931 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.397663][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.397718][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.397865][ T32] Call trace: [ 1349.397998][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.398051][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.398145][ T32] r4:00000000 [ 1349.398281][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.398462][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.398495][ T32] 9d20: 8fdb3000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.398524][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.398695][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.398725][ T32] r5:80090013 r4:80239bb0 [ 1349.398746][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.398785][ T32] r4:82ac11e4 [ 1349.398906][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.398954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.398977][ T32] r4:e0529dc0 [ 1349.399022][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.399139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.399166][ T32] r4:00000000 [ 1349.399261][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.399315][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.399339][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.399380][ T32] r5:00001000 r4:e03bf000 ** 3 printk messages dropped ** [ 1349.399519][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1349.400215][ T32] task:kworker/1:985 state:D stack:0 pid:5933 tgid:5933 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1349.401360][ T32] r5:00001000 r4:ec8ef000 [ 1349.401381][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.401460][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.401506][ T32] r5:8578338c r4:85783000 [ 1349.401526][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.401572][ T32] r7:ddde2d80 r6:83018200 r5:8578338c r4:856f5100 [ 1349.401604][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.401654][ T32] r10:61c88647 r9:856de000 r8:856f512c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.401689][ T32] r4:856f5100 [ 1349.401711][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.401755][ T32] r10:00000000 r9:856f5100 r8:8027f5e8 r7:ec8e5e60 r6:856f5180 r5:856de000 [ 1349.401779][ T32] r4:00000001 [ 1349.401798][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.401843][ T32] Exception stack(0xec8e9fb0 to 0xec8e9ff8) [ 1349.401872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.401902][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.401981][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.402014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.402037][ T32] r4:856f41c0 [ 1349.402308][ T32] INFO: task kworker/1:985:5933 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.402340][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.402409][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.402455][ T32] Call trace: [ 1349.402569][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.402620][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 11 printk messages dropped ** [ 1349.428392][ T32] r4:e0529dc0 ** 6 printk messages dropped ** [ 1349.428906][ T32] r5:00001000 r4:e03bf000 ** 5 printk messages dropped ** [ 1349.429239][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.429520][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.430348][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1349.431793][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1349.432130][ T32] r5:00001000 r4:ec903000 [ 1349.432154][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.432202][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.432335][ T32] r5:85783b8c r4:85783800 [ 1349.432445][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.432559][ T32] r7:ddde2d80 r6:83018200 r5:85783b8c r4:856f5200 [ 1349.432585][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.432636][ T32] r10:61c88647 r9:856e8000 r8:856f522c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.432671][ T32] r4:856f5200 [ 1349.432694][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.432769][ T32] r10:00000000 r9:856f5200 r8:8027f5e8 r7:ec8e9e60 r6:856f5280 r5:856e8000 [ 1349.432796][ T32] r4:00000001 [ 1349.432817][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.432880][ T32] Exception stack(0xec8edfb0 to 0xec8edff8) [ 1349.432912][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.432944][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.432974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.433005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.453437][ T32] r4:856f41c0 [ 1349.453978][ T32] INFO: task kworker/1:986:5935 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.454025][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.454280][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.454380][ T32] Call trace: [ 1349.454424][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.454488][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.454519][ T32] r4:00000000 [ 1349.454545][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.454590][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.454698][ T32] 9d20: 902c5000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.454792][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.454882][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.455060][ T32] r5:80090013 r4:80239bb0 [ 1349.455087][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.455138][ T32] r4:82ac11e4 [ 1349.455162][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.455212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.455277][ T32] r4:e0529dc0 [ 1349.455304][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.455355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.455409][ T32] r4:00000000 [ 1349.455435][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.455492][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1349.455762][ T32] r5:84b0938c r4:84b09000 ** 3 printk messages dropped ** [ 1349.456180][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1349.456750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 8 printk messages dropped ** [ 1349.457552][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1349.458063][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1349.458449][ T32] r5:00001000 r4:ec8f7000 [ 1349.458482][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.458577][ T32] r5:8578378c r4:85783400 ** 4 printk messages dropped ** [ 1349.458986][ T32] r4:856f5300 ** 2 printk messages dropped ** [ 1349.459075][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.459185][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.459686][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1349.460687][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1349.460893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 9 printk messages dropped ** [ 1349.461405][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 1 printk messages dropped ** [ 1349.461535][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1349.461729][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.461901][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.461993][ T32] r4:84a42200 ** 1 printk messages dropped ** [ 1349.462045][ T32] INFO: task kworker/1:988:5939 blocked for more than 475 seconds. [ 1349.462258][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.462293][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.462315][ T32] task:kworker/1:988 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.462450][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.462499][ T32] Call trace: [ 1349.462535][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.462637][ T32] r10:82918930 r9:ec901d84 r8:00000002 r7:60000113 r6:ec901d8c r5:856e9800 [ 1349.462664][ T32] r4:856e9800 [ 1349.462685][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.462742][ T32] r5:856e9800 r4:8291892c [ 1349.462808][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.462854][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.462900][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1349.462922][ T32] r4:00000000 [ 1349.462942][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.463145][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.482265][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.482384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f47c0 [ 1349.482413][ T32] r4:00000000 [ 1349.482435][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.482513][ T32] r9:83018205 r8:856e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1349.482574][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.482628][ T32] r5:00001000 r4:ec90f000 [ 1349.482666][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.482711][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.482757][ T32] r5:85783f8c r4:85783c00 [ 1349.482777][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.482971][ T32] r7:ddde2d80 r6:83018200 r5:85783f8c r4:856f5400 [ 1349.483092][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.483970][ T32] r10:61c88647 r9:856e9800 r8:856f542c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.484038][ T32] r4:856f5400 [ 1349.484077][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.484199][ T32] r10:00000000 r9:856f5400 r8:8027f5e8 r7:ec8ede60 r6:856f5480 r5:856e9800 [ 1349.484252][ T32] r4:00000001 [ 1349.484294][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.484375][ T32] Exception stack(0xec901fb0 to 0xec901ff8) [ 1349.484428][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.484513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.484592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.484644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.484688][ T32] r4:856f4400 [ 1349.485265][ T32] INFO: task kworker/1:988:5939 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.485429][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.485545][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.485653][ T32] Call trace: [ 1349.485708][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.485782][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.485812][ T32] r4:00000000 [ 1349.485866][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.485936][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.486003][ T32] 9d20: 9057f000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.486069][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.486107][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.486140][ T32] r5:80090013 r4:80239bb0 [ 1349.486167][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.486221][ T32] r4:82ac11e4 [ 1349.486247][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.486316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.486346][ T32] r4:e0529dc0 [ 1349.486372][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.486426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.486454][ T32] r4:00000000 [ 1349.486481][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.486542][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.486570][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.486625][ T32] r5:00001000 r4:e03bf000 [ 1349.486652][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.486704][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.487585][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 16 printk messages dropped ** [ 1349.489128][ T32] r5:856eb000 r4:8291892c ** 12 printk messages dropped ** [ 1349.490257][ T32] r5:00001000 r4:ec93f000 [ 1349.490284][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.490955][ T32] r10:00000000 r9:856f5500 r8:8027f5e8 r7:ec901e60 r6:856f5580 r5:856eb000 ** 16 printk messages dropped ** [ 1349.492131][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 10 printk messages dropped ** [ 1349.492888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1349.529510][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.531263][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.532010][ T32] task:kworker/1:990 state:D stack:0 pid:5942 tgid:5942 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.554182][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1349.554233][ T32] r4:00000000 [ 1349.554280][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.554363][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.554446][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.554546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f4980 [ 1349.554608][ T32] r4:00000000 [ 1349.554653][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.554753][ T32] r9:83018205 r8:856ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1349.554803][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.554902][ T32] r5:00001000 r4:ec917000 [ 1349.554949][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.555036][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.555142][ T32] r5:8578838c r4:85788000 [ 1349.555202][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.555304][ T32] r7:ddde2d80 r6:83018200 r5:8578838c r4:856f5600 [ 1349.555367][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.555477][ T32] r10:61c88647 r9:856ec800 r8:856f562c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.555577][ T32] r4:856f5600 [ 1349.555630][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.555729][ T32] r10:00000000 r9:856f5600 r8:8027f5e8 r7:ec90de60 r6:856f5680 r5:856ec800 [ 1349.555778][ T32] r4:00000001 [ 1349.555824][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.555915][ T32] Exception stack(0xec925fb0 to 0xec925ff8) [ 1349.555983][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.556052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.556117][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.556200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.556274][ T32] r4:856f4640 [ 1349.557044][ T32] INFO: task kworker/1:990:5942 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.557135][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.557277][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.557393][ T32] Call trace: [ 1349.557467][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.557607][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.557667][ T32] r4:00000000 [ 1349.557730][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.557818][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.557882][ T32] 9d20: 90bfd000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.557947][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 6 printk messages dropped ** [ 1349.558456][ T32] r4:e0529dc0 ** 5 printk messages dropped ** [ 1349.558908][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.559556][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.560188][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.560754][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.561479][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.562314][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1349.562450][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1349.590063][ T32] r4:856f5700 ** 6 printk messages dropped ** [ 1349.590409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.591408][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 16 printk messages dropped ** [ 1349.592121][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 16 printk messages dropped ** [ 1349.592951][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1349.601743][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1349.601883][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.601923][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.601966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8576c800 [ 1349.601993][ T32] r4:00000000 [ 1349.602047][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.602100][ T32] r9:83018205 r8:856ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1349.602124][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.602168][ T32] r5:00001000 r4:ec309000 [ 1349.602187][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.602229][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.602306][ T32] r5:8578b38c r4:8578b000 [ 1349.602365][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.602448][ T32] r7:ddde2d80 r6:83018200 r5:8578b38c r4:856f5800 [ 1349.602474][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.602528][ T32] r10:61c88647 r9:856ebc00 r8:856f582c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.602552][ T32] r4:856f5800 [ 1349.602602][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.602654][ T32] r10:00000000 r9:856f5800 r8:8027f5e8 r7:ec90de60 r6:856f5880 r5:856ebc00 [ 1349.602678][ T32] r4:00000001 [ 1349.602698][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.602737][ T32] Exception stack(0xec949fb0 to 0xec949ff8) [ 1349.602795][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.602856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.602918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.602981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.603048][ T32] r4:856f4c40 [ 1349.615753][ T32] INFO: task kworker/1:992:5948 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.615809][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.615915][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.616010][ T32] Call trace: [ 1349.616047][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.616103][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.616128][ T32] r4:00000000 [ 1349.616148][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.616221][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.616291][ T32] 9d20: 915e8000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.616347][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.616377][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.616443][ T32] r5:80090013 r4:80239bb0 [ 1349.616489][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.616540][ T32] r4:82ac11e4 [ 1349.616561][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.616605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.616628][ T32] r4:e0529dc0 [ 1349.616649][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.616692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.616746][ T32] r4:00000000 [ 1349.616770][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.616820][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.616842][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.616886][ T32] r5:00001000 r4:e03bf000 [ 1349.616906][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.616947][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.616990][ T32] r5:84b0938c r4:84b09000 [ 1349.617010][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.617058][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.617080][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.617127][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.617150][ T32] r4:84a4a480 [ 1349.617175][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.617222][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.617245][ T32] r4:00000001 [ 1349.617265][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.617302][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.617329][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.617383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.617444][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.617501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.617528][ T32] r4:84a42200 [ 1349.617550][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.617579][ T32] INFO: task kworker/1:993:5949 blocked for more than 476 seconds. [ 1349.617646][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.617705][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.617730][ T32] task:kworker/1:993 state:D stack:0 pid:5949 tgid:5949 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.617776][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.617818][ T32] Call trace: [ 1349.617848][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.617923][ T32] r10:82918930 r9:ec935d84 r8:00000002 r7:60000013 r6:ec935d8c r5:856ed400 [ 1349.617949][ T32] r4:856ed400 [ 1349.617971][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.618011][ T32] r5:856ed400 r4:8291892c [ 1349.618060][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.618102][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.618147][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec935e08 [ 1349.618168][ T32] r4:00000000 [ 1349.618187][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.618224][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.618285][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.618356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856fdd80 [ 1349.618412][ T32] r4:00000000 [ 1349.618433][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.618479][ T32] r9:83018205 r8:856ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1349.618512][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.618553][ T32] r5:00001000 r4:ec94b000 [ 1349.618573][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.618612][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.618652][ T32] r5:85788f8c r4:85788c00 [ 1349.618672][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.618715][ T32] r7:ddde2d80 r6:83018200 r5:85788f8c r4:856f5900 [ 1349.618735][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.618778][ T32] r10:61c88647 r9:856ed400 r8:856f592c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.618800][ T32] r4:856f5900 [ 1349.618818][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.618862][ T32] r10:00000000 r9:856f5900 r8:8027f5e8 r7:ec949e60 r6:856f5980 r5:856ed400 [ 1349.618883][ T32] r4:00000001 [ 1349.618902][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.618935][ T32] Exception stack(0xec935fb0 to 0xec935ff8) [ 1349.618990][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.619023][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.619050][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.619078][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.619100][ T32] r4:856fdb40 [ 1349.619415][ T32] INFO: task kworker/1:993:5949 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.619448][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.619542][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.619588][ T32] Call trace: [ 1349.619617][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.619695][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.619722][ T32] r4:00000000 [ 1349.619742][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.619807][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.619870][ T32] 9d20: 915e8000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.619902][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 3 printk messages dropped ** [ 1349.620045][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1349.620105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 4 printk messages dropped ** [ 1349.620311][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1349.620445][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1349.620693][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.620714][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.620780][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.620805][ T32] r4:84a4a480 [ 1349.620863][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.620940][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.621113][ T32] r4:00000001 [ 1349.621153][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.621193][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.621266][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.621299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.621355][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.621387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.621448][ T32] r4:84a42200 [ 1349.621525][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.621554][ T32] INFO: task kworker/1:994:5951 blocked for more than 476 seconds. [ 1349.621698][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.621733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.621755][ T32] task:kworker/1:994 state:D stack:0 pid:5951 tgid:5951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.621817][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.621863][ T32] Call trace: [ 1349.621966][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.622045][ T32] r10:82918930 r9:ec959d84 r8:00000002 r7:60000113 r6:ec959d8c r5:857e8000 [ 1349.622072][ T32] r4:857e8000 [ 1349.622092][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.622168][ T32] r5:857e8000 r4:8291892c [ 1349.622226][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.622305][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.622377][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec959e08 [ 1349.622433][ T32] r4:00000000 [ 1349.622489][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.622562][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.622635][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.622680][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f2bc0 [ 1349.622733][ T32] r4:00000000 [ 1349.622798][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.622845][ T32] r9:83018205 r8:857e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1349.622879][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.622964][ T32] r5:00001000 r4:eb4bf000 [ 1349.623046][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.638888][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.638995][ T32] r5:8578938c r4:85789000 [ 1349.639365][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.639477][ T32] r7:ddde2d80 r6:83018200 r5:8578938c r4:856f5a00 [ 1349.639523][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.639619][ T32] r10:61c88647 r9:857e8000 r8:856f5a2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.639679][ T32] r4:856f5a00 [ 1349.639821][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.639922][ T32] r10:00000000 r9:856f5a00 r8:8027f5e8 r7:ec949e60 r6:856f5a80 r5:857e8000 [ 1349.639974][ T32] r4:00000001 [ 1349.640022][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.640085][ T32] Exception stack(0xec959fb0 to 0xec959ff8) [ 1349.640159][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.640197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.640252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.640297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.640349][ T32] r4:856f2040 [ 1349.640992][ T32] INFO: task kworker/1:994:5951 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.641068][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.641457][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.641736][ T32] Call trace: [ 1349.641803][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.642028][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.642060][ T32] r4:00000000 [ 1349.642083][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.642206][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.642244][ T32] 9d20: 915e8000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.642278][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.642328][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.642531][ T32] r5:80090013 r4:80239bb0 [ 1349.642560][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.643033][ T32] r4:82ac11e4 [ 1349.658074][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.658181][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.658333][ T32] r4:e0529dc0 [ 1349.658510][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.658566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.658591][ T32] r4:00000000 [ 1349.658803][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.658860][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.658885][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.658934][ T32] r5:00001000 r4:e03bf000 [ 1349.658956][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.658998][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.659187][ T32] r5:84b0938c r4:84b09000 [ 1349.659213][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.659274][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.659297][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.659347][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.659487][ T32] r4:84a4a480 [ 1349.659513][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.659607][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.659716][ T32] r4:00000001 [ 1349.659740][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.659823][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.660011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.660046][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.660154][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.660190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.660216][ T32] r4:84a42200 [ 1349.660249][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.660296][ T32] INFO: task kworker/0:413:5952 blocked for more than 476 seconds. [ 1349.660332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.660360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.660383][ T32] task:kworker/0:413 state:D stack:0 pid:5952 tgid:5952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.660602][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.660664][ T32] Call trace: [ 1349.660700][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.660754][ T32] r10:82918930 r9:ec969d84 r8:00000002 r7:60000113 r6:ec969d8c r5:857e9800 [ 1349.660778][ T32] r4:857e9800 [ 1349.660800][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.660843][ T32] r5:857e9800 r4:8291892c [ 1349.660865][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.660909][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.660960][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec969e08 [ 1349.660988][ T32] r4:00000000 [ 1349.661031][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.661113][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.661158][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.661205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f6040 [ 1349.661229][ T32] r4:00000000 [ 1349.661304][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.661356][ T32] r9:83018005 r8:857e9800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1349.661380][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.661502][ T32] r5:00001000 r4:eb1db000 [ 1349.661528][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.661571][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.661635][ T32] r5:8567f38c r4:8567f000 [ 1349.661764][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.661867][ T32] r7:dddced80 r6:83018000 r5:8567f38c r4:8573be00 [ 1349.661892][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.662040][ T32] r10:61c88647 r9:857e9800 r8:8573be2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.662066][ T32] r4:8573be00 [ 1349.662090][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.662137][ T32] r10:00000000 r9:8573be00 r8:8027f5e8 r7:ec891e60 r6:856f5b00 r5:857e9800 [ 1349.662160][ T32] r4:00000001 [ 1349.662181][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.662217][ T32] Exception stack(0xec969fb0 to 0xec969ff8) [ 1349.662254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.662286][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.662313][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.662343][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.662401][ T32] r4:85701ec0 [ 1349.662832][ T32] INFO: task kworker/0:413:5952 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.662867][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.687117][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.687256][ T32] Call trace: [ 1349.687302][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.687480][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.687516][ T32] r4:00000000 [ 1349.687540][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.687583][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.687614][ T32] 9d20: 9201d000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.687643][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.687668][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.687692][ T32] r5:80090013 r4:80239bb0 [ 1349.687712][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.687754][ T32] r4:82ac11e4 [ 1349.687774][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.687817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.687842][ T32] r4:e0529dc0 [ 1349.687862][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.687982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.688009][ T32] r4:00000000 [ 1349.688029][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.688112][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.688138][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.688183][ T32] r5:00001000 r4:e03bf000 [ 1349.688248][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.688409][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.688523][ T32] r5:84b0938c r4:84b09000 [ 1349.688555][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.688800][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.688826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.688875][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.688899][ T32] r4:84a4a480 [ 1349.688918][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.688964][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.689011][ T32] r4:00000001 [ 1349.689127][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.689166][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.689193][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.689222][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.689259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.689288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.689310][ T32] r4:84a42200 [ 1349.689334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.689364][ T32] INFO: task kworker/0:414:5954 blocked for more than 476 seconds. [ 1349.689398][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.689446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.689472][ T32] task:kworker/0:414 state:D stack:0 pid:5954 tgid:5954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.689523][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.689564][ T32] Call trace: [ 1349.689798][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.689846][ T32] r10:82918930 r9:ec96dd84 r8:00000002 r7:60000113 r6:ec96dd8c r5:857ea400 [ 1349.690066][ T32] r4:857ea400 [ 1349.690104][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.690153][ T32] r5:857ea400 r4:8291892c [ 1349.690531][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.690579][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.690627][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec96de08 [ 1349.690651][ T32] r4:00000000 [ 1349.690671][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.691070][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.691131][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.691179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857016c0 [ 1349.691245][ T32] r4:00000000 [ 1349.691270][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.691317][ T32] r9:83018005 r8:857ea400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c5000 [ 1349.691339][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.691506][ T32] r5:00001000 r4:ec96f000 [ 1349.691610][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.691663][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.691706][ T32] r5:8567e78c r4:8567e400 [ 1349.691727][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.691937][ T32] r7:dddced80 r6:83018000 r5:8567e78c r4:8573be80 [ 1349.691962][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.692007][ T32] r10:61c88647 r9:857ea400 r8:8573beac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.692066][ T32] r4:8573be80 [ 1349.692088][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.692133][ T32] r10:00000000 r9:8573be80 r8:8027f5e8 r7:ec969e60 r6:856f5b80 r5:857ea400 [ 1349.692157][ T32] r4:00000001 [ 1349.692176][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.692211][ T32] Exception stack(0xec96dfb0 to 0xec96dff8) [ 1349.692245][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.692358][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.692389][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.692418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.692841][ T32] r4:85701ec0 [ 1349.702026][ T32] INFO: task kworker/0:414:5954 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.702157][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.702287][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.702398][ T32] Call trace: [ 1349.702438][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.702497][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.702523][ T32] r4:00000000 [ 1349.702544][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.702584][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.702648][ T32] 9d20: 9201d000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.702683][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 2 printk messages dropped ** [ 1349.702773][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 3 printk messages dropped ** [ 1349.702912][ T32] r4:e0529dc0 [ 1349.702951][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.703067][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.710806][ T32] r4:00000000 [ 1349.710921][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.711129][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.711181][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.711288][ T32] r5:00001000 r4:e03bf000 [ 1349.711384][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.711509][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.711683][ T32] r5:84b0938c r4:84b09000 [ 1349.711720][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.711786][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.711812][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.711885][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.711936][ T32] r4:84a4a480 [ 1349.712068][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.712172][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.712494][ T32] r4:00000001 [ 1349.712604][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.712688][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.712723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.712753][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.712854][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.712886][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.712908][ T32] r4:84a42200 [ 1349.712934][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.712985][ T32] INFO: task kworker/0:415:5955 blocked for more than 476 seconds. [ 1349.726145][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.726276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.726314][ T32] task:kworker/0:415 state:D stack:0 pid:5955 tgid:5955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.726409][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.726481][ T32] Call trace: [ 1349.726544][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.726607][ T32] r10:82918930 r9:ec97dd84 r8:00000002 r7:60000113 r6:ec97dd8c r5:857ebc00 [ 1349.726633][ T32] r4:857ebc00 [ 1349.726655][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.726695][ T32] r5:857ebc00 r4:8291892c [ 1349.726716][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.726754][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.726799][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec97de08 [ 1349.726844][ T32] r4:00000000 [ 1349.726883][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.726930][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.726972][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.727013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84945fc0 [ 1349.727035][ T32] r4:00000000 [ 1349.727055][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.727102][ T32] r9:83018005 r8:857ebc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1349.727124][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.727166][ T32] r5:00001000 r4:ea9f7000 [ 1349.727214][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.727270][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.727316][ T32] r5:8567ef8c r4:8567ec00 [ 1349.727336][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.727383][ T32] r7:dddced80 r6:83018000 r5:8567ef8c r4:8573bf00 [ 1349.727404][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.727449][ T32] r10:61c88647 r9:857ebc00 r8:8573bf2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.727505][ T32] r4:8573bf00 [ 1349.727529][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.727575][ T32] r10:00000000 r9:8573bf00 r8:8027f5e8 r7:ec969e60 r6:856f5c00 r5:857ebc00 [ 1349.727597][ T32] r4:00000001 [ 1349.727616][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.727652][ T32] Exception stack(0xec97dfb0 to 0xec97dff8) [ 1349.727679][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.727709][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.727736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1349.727787][ T32] r4:85701bc0 ** 1 printk messages dropped ** [ 1349.728233][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.728320][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.728398][ T32] Call trace: [ 1349.728534][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.728594][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.728619][ T32] r4:00000000 [ 1349.728671][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.728715][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.728743][ T32] 9d20: 92542000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.728772][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.728817][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.728844][ T32] r5:80090013 r4:80239bb0 [ 1349.728867][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.728910][ T32] r4:82ac11e4 [ 1349.728930][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.728973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.729046][ T32] r4:e0529dc0 [ 1349.729070][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.729114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.729137][ T32] r4:00000000 [ 1349.729156][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.729201][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.729269][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.729341][ T32] r5:00001000 r4:e03bf000 [ 1349.729391][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.729433][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.729476][ T32] r5:84b0938c r4:84b09000 [ 1349.729497][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.729573][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.729597][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.729673][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.729701][ T32] r4:84a4a480 [ 1349.729722][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.729767][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.729789][ T32] r4:00000001 [ 1349.729809][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.729843][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.729869][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.729927][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.729988][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.730020][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.730044][ T32] r4:84a42200 [ 1349.730084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.730118][ T32] INFO: task kworker/0:416:5959 blocked for more than 476 seconds. [ 1349.730182][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.730210][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.730268][ T32] task:kworker/0:416 state:D stack:0 pid:5959 tgid:5959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.730348][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.730394][ T32] Call trace: [ 1349.730463][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.730514][ T32] r10:82918930 r9:ec921d84 r8:00000002 r7:60000013 r6:ec921d8c r5:849a2400 [ 1349.730570][ T32] r4:849a2400 [ 1349.730604][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.730647][ T32] r5:849a2400 r4:8291892c [ 1349.730680][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.730751][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.730800][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec921e08 [ 1349.730824][ T32] r4:00000000 [ 1349.730843][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.730880][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.730915][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.730990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f6280 [ 1349.731016][ T32] r4:00000000 [ 1349.731035][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.731121][ T32] r9:83018005 r8:849a2400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1349.731179][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.731255][ T32] r5:00001000 r4:eb29b000 [ 1349.731278][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.731343][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.731418][ T32] r5:8567f78c r4:8567f400 [ 1349.731461][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.731516][ T32] r7:dddced80 r6:83018000 r5:8567f78c r4:8573bf80 [ 1349.731538][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.731615][ T32] r10:61c88647 r9:849a2400 r8:8573bfac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.731688][ T32] r4:8573bf80 [ 1349.731733][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.731784][ T32] r10:00000000 r9:8573bf80 r8:8027f5e8 r7:ec969e60 r6:85643000 r5:849a2400 [ 1349.731807][ T32] r4:00000001 [ 1349.731826][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.731895][ T32] Exception stack(0xec921fb0 to 0xec921ff8) [ 1349.731945][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.731976][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.732025][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.732072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.732096][ T32] r4:85701500 [ 1349.732421][ T32] INFO: task kworker/0:416:5959 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.732455][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.732553][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.732629][ T32] Call trace: [ 1349.732663][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.732711][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.732734][ T32] r4:00000000 [ 1349.732784][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.732825][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.732885][ T32] 9d20: 92542000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.732936][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.732963][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.732987][ T32] r5:80090013 r4:80239bb0 [ 1349.733008][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.747922][ T32] r4:82ac11e4 [ 1349.747974][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.748045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.748070][ T32] r4:e0529dc0 [ 1349.748090][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.748133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.748155][ T32] r4:00000000 [ 1349.748175][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.748221][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.748277][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.748328][ T32] r5:00001000 r4:e03bf000 [ 1349.748348][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.748388][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.748430][ T32] r5:84b0938c r4:84b09000 [ 1349.748450][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.748553][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.748576][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.748621][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.748686][ T32] r4:84a4a480 [ 1349.748714][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.748762][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.748785][ T32] r4:00000001 [ 1349.748805][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.748841][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.748872][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.748901][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.748927][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.748956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.748978][ T32] r4:84a42200 [ 1349.749002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.749033][ T32] INFO: task kworker/0:417:5962 blocked for more than 476 seconds. [ 1349.749124][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.749153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.749175][ T32] task:kworker/0:417 state:D stack:0 pid:5962 tgid:5962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.749291][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.749392][ T32] Call trace: [ 1349.749454][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.749540][ T32] r10:82918930 r9:ec7c9d84 r8:00000002 r7:60000113 r6:ec7c9d8c r5:857e8c00 [ 1349.749565][ T32] r4:857e8c00 [ 1349.749586][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.749625][ T32] r5:857e8c00 r4:8291892c [ 1349.749646][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.749715][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.749767][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7c9e08 [ 1349.749790][ T32] r4:00000000 [ 1349.749809][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.749848][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.749926][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.749972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f6800 [ 1349.749995][ T32] r4:00000000 [ 1349.750014][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.750057][ T32] r9:83018005 r8:857e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1349.750077][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.750173][ T32] r5:00001000 r4:eb8cd000 [ 1349.750196][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.750281][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.750326][ T32] r5:84970f8c r4:84970c00 [ 1349.750345][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.750388][ T32] r7:dddced80 r6:83018000 r5:84970f8c r4:85643080 [ 1349.750410][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.750453][ T32] r10:61c88647 r9:857e8c00 r8:856430ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.750475][ T32] r4:85643080 [ 1349.750494][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.750565][ T32] r10:00000000 r9:85643080 r8:8027f5e8 r7:ec921e60 r6:856f5c80 r5:857e8c00 [ 1349.750592][ T32] r4:00000001 [ 1349.750611][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.750665][ T32] Exception stack(0xec7c9fb0 to 0xec7c9ff8) [ 1349.750696][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.750761][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.750794][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.750825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.750847][ T32] r4:856f6100 [ 1349.751275][ T32] INFO: task kworker/0:417:5962 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.751334][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.751395][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.751438][ T32] Call trace: [ 1349.751467][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.751514][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.751538][ T32] r4:00000000 [ 1349.751557][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.751594][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.751648][ T32] 9d20: 92793000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.751710][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.751749][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.751802][ T32] r5:80090013 r4:80239bb0 [ 1349.751829][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.751899][ T32] r4:82ac11e4 [ 1349.751922][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.751966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.751988][ T32] r4:e0529dc0 [ 1349.752007][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.752064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.752105][ T32] r4:00000000 [ 1349.752125][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.752172][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.752194][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.752234][ T32] r5:00001000 r4:e03bf000 [ 1349.752262][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.752300][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.752341][ T32] r5:84b0938c r4:84b09000 [ 1349.752360][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.752404][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.752423][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.752505][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.752572][ T32] r4:84a4a480 [ 1349.752629][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.752679][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.752701][ T32] r4:00000001 [ 1349.752751][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.752793][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.752821][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.752906][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.752936][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.752964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.753016][ T32] r4:84a42200 [ 1349.753143][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.765543][ T32] INFO: task kworker/0:418:5963 blocked for more than 476 seconds. [ 1349.765669][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.765707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.765732][ T32] task:kworker/0:418 state:D stack:0 pid:5963 tgid:5963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.765872][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.765989][ T32] Call trace: [ 1349.766173][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.766234][ T32] r10:82918930 r9:ec7d5d84 r8:00000002 r7:60000013 r6:ec7d5d8c r5:857ec800 [ 1349.766267][ T32] r4:857ec800 [ 1349.766288][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.766329][ T32] r5:857ec800 r4:8291892c [ 1349.766349][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.766388][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.766464][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7d5e08 [ 1349.766490][ T32] r4:00000000 [ 1349.766510][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.766581][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.766623][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.766666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f6400 [ 1349.766688][ T32] r4:00000000 [ 1349.766723][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.766774][ T32] r9:83018005 r8:857ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1349.766826][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.766903][ T32] r5:00001000 r4:eb3a3000 [ 1349.766928][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.766991][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.767039][ T32] r5:8567fb8c r4:8567f800 [ 1349.767082][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.767164][ T32] r7:dddced80 r6:83018000 r5:8567fb8c r4:85643100 [ 1349.767218][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.767307][ T32] r10:61c88647 r9:857ec800 r8:8564312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.767332][ T32] r4:85643100 [ 1349.767352][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.767399][ T32] r10:00000000 r9:85643100 r8:8027f5e8 r7:ec7c9e60 r6:856f5d00 r5:857ec800 [ 1349.767424][ T32] r4:00000001 [ 1349.767468][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.767512][ T32] Exception stack(0xec7d5fb0 to 0xec7d5ff8) [ 1349.767540][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.767569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.767629][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.767693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.767719][ T32] r4:856f6100 [ 1349.768131][ T32] INFO: task kworker/0:418:5963 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.768164][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.768272][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.768347][ T32] Call trace: [ 1349.768382][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.768430][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.768454][ T32] r4:00000000 [ 1349.768522][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.768565][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.768593][ T32] 9d20: 92cce000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.768637][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.768667][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.768692][ T32] r5:80090013 r4:80239bb0 [ 1349.768713][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.768753][ T32] r4:82ac11e4 [ 1349.768807][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.768852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.768940][ T32] r4:e0529dc0 [ 1349.768966][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.769011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.769034][ T32] r4:00000000 [ 1349.769053][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.769118][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.769142][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.769185][ T32] r5:00001000 r4:e03bf000 [ 1349.769251][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.769333][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.769379][ T32] r5:84b0938c r4:84b09000 [ 1349.769399][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.769444][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.769464][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.769539][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.769621][ T32] r4:84a4a480 [ 1349.769643][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.769688][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.769740][ T32] r4:00000001 [ 1349.769763][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.769798][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.769849][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.769912][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.769975][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.770007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.770029][ T32] r4:84a42200 [ 1349.770082][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.770134][ T32] INFO: task kworker/1:995:5966 blocked for more than 476 seconds. [ 1349.770203][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.770230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.770288][ T32] task:kworker/1:995 state:D stack:0 pid:5966 tgid:5966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.770394][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.770512][ T32] Call trace: [ 1349.770548][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.770593][ T32] r10:82918930 r9:ec7a5d84 r8:00000002 r7:60000113 r6:ec7a5d8c r5:857ed400 [ 1349.770649][ T32] r4:857ed400 [ 1349.770703][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.770774][ T32] r5:857ed400 r4:8291892c [ 1349.770796][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.770879][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.770928][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a5e08 [ 1349.770979][ T32] r4:00000000 [ 1349.771005][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.771043][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.771080][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.771122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f2d40 [ 1349.771144][ T32] r4:00000000 [ 1349.771163][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.771206][ T32] r9:83018205 r8:857ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1349.771273][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.771320][ T32] r5:00001000 r4:eb6a3000 [ 1349.771368][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.771411][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.771452][ T32] r5:8578978c r4:85789400 [ 1349.771471][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.771513][ T32] r7:ddde2d80 r6:83018200 r5:8578978c r4:856f5d80 [ 1349.771535][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.771578][ T32] r10:61c88647 r9:857ed400 r8:856f5dac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.771700][ T32] r4:856f5d80 [ 1349.771756][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.771833][ T32] r10:00000000 r9:856f5d80 r8:8027f5e8 r7:ec949e60 r6:856f5e00 r5:857ed400 [ 1349.771860][ T32] r4:00000001 [ 1349.771879][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.771914][ T32] Exception stack(0xec7a5fb0 to 0xec7a5ff8) [ 1349.771940][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.771998][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.772053][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.772084][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.772133][ T32] r4:856f2a40 [ 1349.772435][ T32] INFO: task kworker/1:995:5966 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.772515][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.772624][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.772705][ T32] Call trace: [ 1349.772779][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.772831][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.772894][ T32] r4:00000000 [ 1349.772916][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.772985][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.773088][ T32] 9d20: 92cce000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.793597][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.793651][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.793722][ T32] r5:80090013 r4:80239bb0 [ 1349.793781][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.793856][ T32] r4:82ac11e4 [ 1349.793877][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.793922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.793945][ T32] r4:e0529dc0 [ 1349.793965][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.794007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.794029][ T32] r4:00000000 [ 1349.794048][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.794135][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.794160][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.794207][ T32] r5:00001000 r4:e03bf000 [ 1349.794227][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.794284][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.794358][ T32] r5:84b0938c r4:84b09000 [ 1349.794382][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.794432][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.794492][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.794542][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.794565][ T32] r4:84a4a480 [ 1349.794585][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.794661][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.794686][ T32] r4:00000001 [ 1349.794707][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.794744][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.794771][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.794799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.794849][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.794882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.794904][ T32] r4:84a42200 [ 1349.794928][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.794958][ T32] INFO: task kworker/1:996:5968 blocked for more than 476 seconds. [ 1349.794991][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.795046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.795166][ T32] task:kworker/1:996 state:D stack:0 pid:5968 tgid:5968 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.795263][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.795310][ T32] Call trace: [ 1349.795343][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.795393][ T32] r10:82918930 r9:ec7bdd84 r8:00000002 r7:60000113 r6:ec7bdd8c r5:857ee000 [ 1349.795457][ T32] r4:857ee000 [ 1349.795485][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.795527][ T32] r5:857ee000 r4:8291892c [ 1349.795556][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.795627][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.795704][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7bde08 [ 1349.795790][ T32] r4:00000000 [ 1349.795817][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.795857][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.795921][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.795995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f2e40 [ 1349.796021][ T32] r4:00000000 [ 1349.796040][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.796083][ T32] r9:83018205 r8:857ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1349.796104][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.796143][ T32] r5:00001000 r4:eb789000 [ 1349.796192][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.796248][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.796296][ T32] r5:85789b8c r4:85789800 [ 1349.796344][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.796392][ T32] r7:ddde2d80 r6:83018200 r5:85789b8c r4:856f5e80 [ 1349.796444][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.796550][ T32] r10:61c88647 r9:857ee000 r8:856f5eac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.796588][ T32] r4:856f5e80 [ 1349.796609][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.796684][ T32] r10:00000000 r9:856f5e80 r8:8027f5e8 r7:ec949e60 r6:856f5f00 r5:857ee000 [ 1349.796711][ T32] r4:00000001 [ 1349.796731][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.796796][ T32] Exception stack(0xec7bdfb0 to 0xec7bdff8) [ 1349.796825][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.796855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.796881][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.796939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.796964][ T32] r4:856f2d80 [ 1349.797383][ T32] INFO: task kworker/1:996:5968 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.797448][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.797582][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.797630][ T32] Call trace: [ 1349.797659][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.797706][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.797729][ T32] r4:00000000 [ 1349.797749][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.797820][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.797851][ T32] 9d20: 931a1000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.797880][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.797999][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.798035][ T32] r5:80090013 r4:80239bb0 [ 1349.798089][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.798154][ T32] r4:82ac11e4 [ 1349.798177][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.798222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.798310][ T32] r4:e0529dc0 [ 1349.798371][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.798420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 1 printk messages dropped ** [ 1349.798489][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.798973][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.799438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.799644][ T32] task:kworker/0:419 state:D stack:0 pid:5971 tgid:5971 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.800156][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7ede08 [ 1349.800208][ T32] r4:00000000 [ 1349.800242][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.800310][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.800381][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.800428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f66c0 [ 1349.800452][ T32] r4:00000000 [ 1349.800516][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.800565][ T32] r9:83018005 r8:857eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1349.800618][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.800730][ T32] r5:00001000 r4:eb7cb000 [ 1349.800754][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.800793][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.800833][ T32] r5:8567ff8c r4:8567fc00 [ 1349.800852][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.800894][ T32] r7:dddced80 r6:83018000 r5:8567ff8c r4:85643180 [ 1349.800914][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.800999][ T32] r10:61c88647 r9:857eb000 r8:856431ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.801025][ T32] r4:85643180 [ 1349.801044][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.801125][ T32] r10:00000000 r9:85643180 r8:8027f5e8 r7:ec7c9e60 r6:856f5f80 r5:857eb000 [ 1349.801152][ T32] r4:00000001 [ 1349.801171][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.801207][ T32] Exception stack(0xec7edfb0 to 0xec7edff8) [ 1349.801245][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.801275][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.801302][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.801330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.801411][ T32] r4:856f6540 ** 5 printk messages dropped ** [ 1349.802126][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 15 printk messages dropped ** [ 1349.802848][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.802893][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.802914][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.802954][ T32] r5:00001000 r4:e03bf000 [ 1349.802973][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.803055][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.833564][ T32] r5:84b0938c r4:84b09000 [ 1349.833611][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.833691][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.833714][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.833765][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.833806][ T32] r4:84a4a480 [ 1349.833833][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.833885][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.833909][ T32] r4:00000001 [ 1349.833930][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.833981][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.834051][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.834115][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.834178][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.834213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.834237][ T32] r4:84a42200 [ 1349.834270][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.834303][ T32] INFO: task kworker/1:997:5972 blocked for more than 476 seconds. [ 1349.834368][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.834431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.834487][ T32] task:kworker/1:997 state:D stack:0 pid:5972 tgid:5972 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.834553][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.834602][ T32] Call trace: [ 1349.834706][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.834762][ T32] r10:82918930 r9:ec7f9d84 r8:00000002 r7:60000113 r6:ec7f9d8c r5:856eec00 [ 1349.834824][ T32] r4:856eec00 [ 1349.834848][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.834906][ T32] r5:856eec00 r4:8291892c [ 1349.834929][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.834970][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.835049][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f9e08 [ 1349.835122][ T32] r4:00000000 [ 1349.835224][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.835295][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.835356][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 2 printk messages dropped ** [ 1349.835541][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1349.835660][ T32] r5:00001000 r4:ec81d000 [ 1349.835680][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.835855][ T32] r5:85789f8c r4:85789c00 ** 1 printk messages dropped ** [ 1349.835984][ T32] r7:ddde2d80 r6:83018200 r5:85789f8c r4:856f9000 ** 2 printk messages dropped ** [ 1349.836111][ T32] r4:856f9000 ** 2 printk messages dropped ** [ 1349.836195][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.836409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.836560][ T32] r4:856f2f00 ** 2 printk messages dropped ** [ 1349.837166][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1349.837355][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1349.837485][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 2 printk messages dropped ** [ 1349.837607][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 4 printk messages dropped ** [ 1349.837784][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 7 printk messages dropped ** [ 1349.838058][ T32] r5:00001000 r4:e03bf000 ** 4 printk messages dropped ** [ 1349.838391][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 5 printk messages dropped ** [ 1349.838660][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.838833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.838968][ T32] INFO: task kworker/0:420:5975 blocked for more than 476 seconds. ** 3 printk messages dropped ** [ 1349.839157][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.839500][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.839538][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.839582][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec821e08 [ 1349.839604][ T32] r4:00000000 [ 1349.839681][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.839726][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.839763][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.839804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f6900 [ 1349.839866][ T32] r4:00000000 [ 1349.839888][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.839933][ T32] r9:83018005 r8:857f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1349.839954][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.840018][ T32] r5:00001000 r4:eb915000 [ 1349.840072][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.840146][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.840190][ T32] r5:84970b8c r4:84970800 [ 1349.840296][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.840344][ T32] r7:dddced80 r6:83018000 r5:84970b8c r4:85643200 [ 1349.840365][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.840409][ T32] r10:61c88647 r9:857f0c00 r8:8564322c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.840430][ T32] r4:85643200 [ 1349.840449][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.840513][ T32] r10:00000000 r9:85643200 r8:8027f5e8 r7:ec7c9e60 r6:856f9100 r5:857f0c00 [ 1349.840567][ T32] r4:00000001 [ 1349.840590][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.840626][ T32] Exception stack(0xec821fb0 to 0xec821ff8) [ 1349.840683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.840749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.840810][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.840841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.840863][ T32] r4:856f6680 [ 1349.841173][ T32] INFO: task kworker/0:420:5975 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.841206][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.841298][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.841368][ T32] Call trace: [ 1349.841432][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.841480][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.841515][ T32] r4:00000000 [ 1349.841586][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.841628][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.841656][ T32] 9d20: 93d5f000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.841686][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.841710][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.841734][ T32] r5:80090013 r4:80239bb0 [ 1349.841791][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.841833][ T32] r4:82ac11e4 [ 1349.841889][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.841935][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.841998][ T32] r4:e0529dc0 [ 1349.842047][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.842097][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.842158][ T32] r4:00000000 [ 1349.842181][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.842227][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.842311][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.842385][ T32] r5:00001000 r4:e03bf000 [ 1349.842408][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.842447][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.842488][ T32] r5:84b0938c r4:84b09000 [ 1349.842523][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.842572][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 1 printk messages dropped ** [ 1349.842708][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1349.865633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.865932][ T32] task:kworker/0:421 state:D stack:0 pid:5977 tgid:5977 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1349.866423][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1349.866895][ T32] r9:83018005 r8:857f2400 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 ** 1 printk messages dropped ** [ 1349.867002][ T32] r5:00001000 r4:ec5d7000 ** 1 printk messages dropped ** [ 1349.867106][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.867572][ T32] r10:00000000 r9:85643280 r8:8027f5e8 r7:ec821e60 r6:856f9180 r5:857f2400 ** 6 printk messages dropped ** [ 1349.867792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.867814][ T32] r4:856f68c0 [ 1349.868221][ T32] INFO: task kworker/0:421:5977 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.868265][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.868417][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.868516][ T32] Call trace: [ 1349.868548][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.868596][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.868620][ T32] r4:00000000 [ 1349.868651][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.868695][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.868756][ T32] 9d20: 943e9000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.868818][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.868847][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.868873][ T32] r5:80090013 r4:80239bb0 [ 1349.868894][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.868934][ T32] r4:82ac11e4 [ 1349.868954][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.868997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.869102][ T32] r4:e0529dc0 [ 1349.869126][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.869168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.869190][ T32] r4:00000000 [ 1349.869209][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.869289][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.869330][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.869374][ T32] r5:00001000 r4:e03bf000 [ 1349.869395][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.869433][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.869477][ T32] r5:84b0938c r4:84b09000 [ 1349.869523][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.869573][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.869594][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.869669][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.869695][ T32] r4:84a4a480 [ 1349.869744][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.869792][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.869847][ T32] r4:00000001 [ 1349.869870][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.869934][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.869964][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.869993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.870019][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.870048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.870098][ T32] r4:84a42200 [ 1349.870122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.870178][ T32] INFO: task kworker/0:422:5979 blocked for more than 476 seconds. [ 1349.870209][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.870233][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.870261][ T32] task:kworker/0:422 state:D stack:0 pid:5979 tgid:5979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.870331][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.870374][ T32] Call trace: [ 1349.870440][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.870487][ T32] r10:82918930 r9:ec981d84 r8:00000002 r7:60000113 r6:ec981d8c r5:857f3c00 [ 1349.870510][ T32] r4:857f3c00 [ 1349.870529][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.870592][ T32] r5:857f3c00 r4:8291892c [ 1349.870643][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.870685][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.870813][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec981e08 [ 1349.870840][ T32] r4:00000000 [ 1349.870860][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.870899][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.870945][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.870990][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f6380 [ 1349.871043][ T32] r4:00000000 [ 1349.871144][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.871191][ T32] r9:83018005 r8:857f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1349.871244][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.871289][ T32] r5:00001000 r4:ec831000 [ 1349.871309][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.871348][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.871418][ T32] r5:857b9f8c r4:857b9c00 [ 1349.871442][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.871523][ T32] r7:dddced80 r6:83018000 r5:857b9f8c r4:85643300 [ 1349.871546][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.871593][ T32] r10:61c88647 r9:857f3c00 r8:8564332c r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1349.871738][ T32] r10:00000000 r9:85643300 r8:8027f5e8 r7:ec841e60 r6:856f9200 r5:857f3c00 ** 6 printk messages dropped ** [ 1349.872390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1349.895470][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.895622][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 6 printk messages dropped ** [ 1349.895875][ T32] r4:e0529dc0 ** 5 printk messages dropped ** [ 1349.896050][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1349.896325][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1349.896601][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.896770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.897040][ T32] task:kworker/0:423 state:D stack:0 pid:5981 tgid:5981 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.897588][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec989e08 ** 6 printk messages dropped ** [ 1349.897855][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.897906][ T32] r9:83018005 r8:857f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1349.897928][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.898003][ T32] r5:00001000 r4:ec655000 [ 1349.898025][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.898094][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.898167][ T32] r5:857b878c r4:857b8400 [ 1349.898223][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.898299][ T32] r7:dddced80 r6:83018000 r5:857b878c r4:85643380 [ 1349.898320][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.898365][ T32] r10:61c88647 r9:857f1800 r8:856433ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.898387][ T32] r4:85643380 [ 1349.898405][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.898448][ T32] r10:00000000 r9:85643380 r8:8027f5e8 r7:ec981e60 r6:856f9280 r5:857f1800 [ 1349.898472][ T32] r4:00000001 [ 1349.898490][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.898525][ T32] Exception stack(0xec989fb0 to 0xec989ff8) [ 1349.898581][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.898613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.898640][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.898668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.898690][ T32] r4:856f6a00 [ 1349.899091][ T32] INFO: task kworker/0:423:5981 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.899122][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.899177][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.899250][ T32] Call trace: [ 1349.899285][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.899333][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.899386][ T32] r4:00000000 [ 1349.899410][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.899478][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.899508][ T32] 9d20: 94792000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.899537][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.899562][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.899586][ T32] r5:80090013 r4:80239bb0 [ 1349.899606][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.899645][ T32] r4:82ac11e4 [ 1349.899664][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.899706][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.899728][ T32] r4:e0529dc0 [ 1349.899747][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.899817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.899842][ T32] r4:00000000 [ 1349.899862][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.899906][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.899927][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.899968][ T32] r5:00001000 r4:e03bf000 [ 1349.899987][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.900024][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.900066][ T32] r5:84b0938c r4:84b09000 [ 1349.900085][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.900129][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.900149][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.900192][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.900263][ T32] r4:84a4a480 [ 1349.900318][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.900366][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.900389][ T32] r4:00000001 [ 1349.900408][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.900442][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.900484][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.900575][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.900635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.900667][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.900690][ T32] r4:84a42200 [ 1349.900710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.900734][ T32] INFO: task kworker/0:424:5982 blocked for more than 476 seconds. [ 1349.900789][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.900816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.900837][ T32] task:kworker/0:424 state:D stack:0 pid:5982 tgid:5982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.900880][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.900920][ T32] Call trace: [ 1349.900980][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.901056][ T32] r10:82918930 r9:ec98dd84 r8:00000002 r7:60000013 r6:ec98dd8c r5:857f4800 [ 1349.901110][ T32] r4:857f4800 [ 1349.901132][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.901173][ T32] r5:857f4800 r4:8291892c [ 1349.901192][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.901230][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.901313][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec98de08 [ 1349.901341][ T32] r4:00000000 [ 1349.901362][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.901399][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.901434][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.901475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f6cc0 [ 1349.901510][ T32] r4:00000000 [ 1349.901535][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.901610][ T32] r9:83018005 r8:857f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1349.901637][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.901680][ T32] r5:00001000 r4:ec66f000 [ 1349.901719][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.901762][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.901803][ T32] r5:857b8b8c r4:857b8800 [ 1349.901822][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.901894][ T32] r7:dddced80 r6:83018000 r5:857b8b8c r4:85643400 [ 1349.902011][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.902170][ T32] r10:61c88647 r9:857f4800 r8:8564342c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.902200][ T32] r4:85643400 [ 1349.902221][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.902270][ T32] r10:00000000 r9:85643400 r8:8027f5e8 r7:ec981e60 r6:856f9300 r5:857f4800 [ 1349.902292][ T32] r4:00000001 [ 1349.902311][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.902345][ T32] Exception stack(0xec98dfb0 to 0xec98dff8) [ 1349.902371][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.902425][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.902471][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.902542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.902570][ T32] r4:856f6a00 [ 1349.902846][ T32] INFO: task kworker/0:424:5982 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.902890][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.902950][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.920019][ T32] Call trace: [ 1349.920093][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.920164][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.920190][ T32] r4:00000000 [ 1349.920211][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.920256][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.920288][ T32] 9d20: 94bf0000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.920339][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.920371][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.920421][ T32] r5:80090013 r4:80239bb0 [ 1349.920526][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.920582][ T32] r4:82ac11e4 [ 1349.920604][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.920653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.920732][ T32] r4:e0529dc0 [ 1349.920786][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.920833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.920855][ T32] r4:00000000 [ 1349.920875][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.920930][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.920965][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.921053][ T32] r5:00001000 r4:e03bf000 [ 1349.921124][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.921173][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.921257][ T32] r5:84b0938c r4:84b09000 [ 1349.921300][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.921364][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.921386][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.921452][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.921478][ T32] r4:84a4a480 [ 1349.921504][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.921582][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.921644][ T32] r4:00000001 [ 1349.921695][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.921735][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.921764][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.921843][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.921880][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.921910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.921931][ T32] r4:84a42200 [ 1349.921956][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.921986][ T32] INFO: task kworker/0:425:5984 blocked for more than 476 seconds. [ 1349.922075][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.922118][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.922143][ T32] task:kworker/0:425 state:D stack:0 pid:5984 tgid:5984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.922197][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.922245][ T32] Call trace: [ 1349.922291][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.922342][ T32] r10:82918930 r9:ec995d84 r8:00000002 r7:60000013 r6:ec995d8c r5:857f3000 [ 1349.922365][ T32] r4:857f3000 [ 1349.922385][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.922424][ T32] r5:857f3000 r4:8291892c [ 1349.922466][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.922539][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.922590][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 [ 1349.922635][ T32] r4:00000000 [ 1349.922659][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.922715][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.922775][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.922819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f6e80 [ 1349.922878][ T32] r4:00000000 [ 1349.922921][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.922988][ T32] r9:83018005 r8:857f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1349.923079][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.935971][ T32] r5:00001000 r4:ec689000 [ 1349.936011][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.936072][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.936115][ T32] r5:857b8f8c r4:857b8c00 [ 1349.936135][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.936203][ T32] r7:dddced80 r6:83018000 r5:857b8f8c r4:85643480 [ 1349.936250][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.936334][ T32] r10:61c88647 r9:857f3000 r8:856434ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.936401][ T32] r4:85643480 [ 1349.936430][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.936521][ T32] r10:00000000 r9:85643480 r8:8027f5e8 r7:ec981e60 r6:856f9380 r5:857f3000 [ 1349.936549][ T32] r4:00000001 [ 1349.936572][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.936613][ T32] Exception stack(0xec995fb0 to 0xec995ff8) [ 1349.936645][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.936676][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.936730][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.936765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.936789][ T32] r4:856f6f00 [ 1349.937227][ T32] INFO: task kworker/0:425:5984 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.937284][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.937390][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.937463][ T32] Call trace: [ 1349.937518][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.937578][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.937624][ T32] r4:00000000 [ 1349.937652][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.937696][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.937736][ T32] 9d20: 9508f000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.937773][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.937802][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.937828][ T32] r5:80090013 r4:80239bb0 [ 1349.937851][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.937897][ T32] r4:82ac11e4 [ 1349.937955][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.938006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.938061][ T32] r4:e0529dc0 [ 1349.938089][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.938147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 1 printk messages dropped ** [ 1349.938216][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.938318][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.938347][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.938395][ T32] r5:00001000 r4:e03bf000 [ 1349.938442][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.938487][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.938567][ T32] r5:84b0938c r4:84b09000 [ 1349.938602][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.938703][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.938730][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.938780][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.938835][ T32] r4:84a4a480 [ 1349.938868][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.938917][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.938942][ T32] r4:00000001 [ 1349.938965][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.939002][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.939031][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.939083][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.939117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.939149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.939175][ T32] r4:84a42200 [ 1349.939198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.939228][ T32] INFO: task kworker/0:426:5986 blocked for more than 476 seconds. [ 1349.939266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.939292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.939314][ T32] task:kworker/0:426 state:D stack:0 pid:5986 tgid:5986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.939365][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.939420][ T32] Call trace: [ 1349.939481][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.939540][ T32] r10:82918930 r9:ec99dd84 r8:00000002 r7:60000013 r6:ec99dd8c r5:857f6000 [ 1349.939564][ T32] r4:857f6000 [ 1349.939588][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.939630][ T32] r5:857f6000 r4:8291892c [ 1349.939654][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.939695][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.939742][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec99de08 [ 1349.939767][ T32] r4:00000000 [ 1349.939788][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.939828][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.939887][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.939936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f6f40 [ 1349.939962][ T32] r4:00000000 [ 1349.939982][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.940030][ T32] r9:83018005 r8:857f6000 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1349.940053][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.940096][ T32] r5:00001000 r4:ec797000 [ 1349.940118][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.940180][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.940231][ T32] r5:857b938c r4:857b9000 [ 1349.940275][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.940326][ T32] r7:dddced80 r6:83018000 r5:857b938c r4:85643500 [ 1349.940349][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.940397][ T32] r10:61c88647 r9:857f6000 r8:8564352c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.940421][ T32] r4:85643500 [ 1349.940454][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.940563][ T32] r10:00000000 r9:85643500 r8:8027f5e8 r7:ec981e60 r6:856f9400 r5:857f6000 [ 1349.940599][ T32] r4:00000001 [ 1349.940624][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.940700][ T32] Exception stack(0xec99dfb0 to 0xec99dff8) [ 1349.940776][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.940840][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.940873][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.940904][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.940945][ T32] r4:856f6d00 [ 1349.941326][ T32] INFO: task kworker/0:426:5986 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.941390][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.941487][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.941618][ T32] Call trace: [ 1349.941661][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.941717][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.941765][ T32] r4:00000000 [ 1349.941794][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.941838][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.941891][ T32] 9d20: 9508f000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.941947][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.941987][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.942014][ T32] r5:80090013 r4:80239bb0 [ 1349.942058][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.942106][ T32] r4:82ac11e4 [ 1349.942128][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.942237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.942296][ T32] r4:e0529dc0 [ 1349.942326][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.942373][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.942545][ T32] r4:00000000 [ 1349.942613][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.942668][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.942692][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.942738][ T32] r5:00001000 r4:e03bf000 [ 1349.942760][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.942801][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.942846][ T32] r5:84b0938c r4:84b09000 [ 1349.942868][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.942938][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.942975][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.943115][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.963625][ T32] r4:84a4a480 ** 2 printk messages dropped ** [ 1349.963821][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.964056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1349.964427][ T32] task:kworker/0:427 state:D stack:0 pid:5988 tgid:5988 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1349.965131][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a5e08 ** 7 printk messages dropped ** [ 1349.965503][ T32] r9:83018005 r8:857f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 ** 1 printk messages dropped ** [ 1349.965577][ T32] r5:00001000 r4:ec7b9000 [ 1349.965601][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.965648][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.965697][ T32] r5:857b978c r4:857b9400 [ 1349.965741][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.965795][ T32] r7:dddced80 r6:83018000 r5:857b978c r4:85643580 [ 1349.965819][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.965887][ T32] r10:61c88647 r9:857f5400 r8:856435ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.965937][ T32] r4:85643580 [ 1349.965962][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.966019][ T32] r10:00000000 r9:85643580 r8:8027f5e8 r7:ec981e60 r6:856f9480 r5:857f5400 [ 1349.966048][ T32] r4:00000001 [ 1349.966069][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.966106][ T32] Exception stack(0xec9a5fb0 to 0xec9a5ff8) [ 1349.966135][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.966165][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.966194][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.966225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.966251][ T32] r4:856f6dc0 [ 1349.966666][ T32] INFO: task kworker/0:427:5988 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.966701][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.966810][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.966854][ T32] Call trace: [ 1349.966908][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.966979][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.967005][ T32] r4:00000000 [ 1349.967048][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.967090][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.967119][ T32] 9d20: 95515000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.967148][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.967173][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.967196][ T32] r5:80090013 r4:80239bb0 [ 1349.967216][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.967260][ T32] r4:82ac11e4 [ 1349.967280][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.967360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.967406][ T32] r4:e0529dc0 [ 1349.967450][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.967501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.967546][ T32] r4:00000000 [ 1349.967599][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.967648][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.967671][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.967713][ T32] r5:00001000 r4:e03bf000 [ 1349.967755][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.967817][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.967869][ T32] r5:84b0938c r4:84b09000 [ 1349.967889][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.967934][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.967955][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.968009][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.968044][ T32] r4:84a4a480 [ 1349.968075][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.968123][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.968145][ T32] r4:00000001 [ 1349.968164][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.968198][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.968224][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.968256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.968283][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.968333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.968359][ T32] r4:84a42200 [ 1349.968379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.968426][ T32] INFO: task kworker/0:428:5989 blocked for more than 476 seconds. [ 1349.968457][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.968523][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.968545][ T32] task:kworker/0:428 state:D stack:0 pid:5989 tgid:5989 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.968638][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.968687][ T32] Call trace: [ 1349.968785][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.968855][ T32] r10:82918930 r9:ec9a9d84 r8:00000002 r7:60000013 r6:ec9a9d8c r5:857f0000 [ 1349.968881][ T32] r4:857f0000 [ 1349.968921][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.968964][ T32] r5:857f0000 r4:8291892c [ 1349.968983][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.969044][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.969093][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a9e08 [ 1349.969116][ T32] r4:00000000 [ 1349.969147][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.969209][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.969252][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.969358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856f2840 [ 1349.969399][ T32] r4:00000000 [ 1349.969459][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.969538][ T32] r9:83018005 r8:857f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1349.969563][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.969608][ T32] r5:00001000 r4:ec7e9000 [ 1349.969649][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.969714][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.969779][ T32] r5:857b9b8c r4:857b9800 [ 1349.969802][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.969846][ T32] r7:dddced80 r6:83018000 r5:857b9b8c r4:85643600 [ 1349.969868][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.969947][ T32] r10:61c88647 r9:857f0000 r8:8564362c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.969993][ T32] r4:85643600 [ 1349.970036][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.970084][ T32] r10:00000000 r9:85643600 r8:8027f5e8 r7:ec981e60 r6:856f9500 r5:857f0000 [ 1349.970107][ T32] r4:00000001 [ 1349.970127][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.970184][ T32] Exception stack(0xec9a9fb0 to 0xec9a9ff8) [ 1349.970301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.970334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.970408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.970461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.970510][ T32] r4:856f2c40 [ 1349.970827][ T32] INFO: task kworker/0:428:5989 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1349.970864][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.970978][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.971063][ T32] Call trace: [ 1349.971119][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1349.971202][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1349.971229][ T32] r4:00000000 [ 1349.971253][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.971292][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1349.971342][ T32] 9d20: 95515000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1349.971387][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.971444][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.971509][ T32] r5:80090013 r4:80239bb0 [ 1349.971561][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.971619][ T32] r4:82ac11e4 [ 1349.971667][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.971756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.971799][ T32] r4:e0529dc0 [ 1349.971825][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.971872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.971896][ T32] r4:00000000 [ 1349.971938][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.972040][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.972091][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.972163][ T32] r5:00001000 r4:e03bf000 [ 1349.972187][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.972250][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.972297][ T32] r5:84b0938c r4:84b09000 [ 1349.972342][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.972416][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.972442][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.972530][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.972563][ T32] r4:84a4a480 [ 1349.972607][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.972665][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.972713][ T32] r4:00000001 [ 1349.972760][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.972803][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.972879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.972916][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.972966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.995373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1349.995502][ T32] r4:84a42200 [ 1349.995543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.995592][ T32] INFO: task kworker/1:998:5992 blocked for more than 476 seconds. [ 1349.995631][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.995681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.995708][ T32] task:kworker/1:998 state:D stack:0 pid:5992 tgid:5992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.995815][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.995878][ T32] Call trace: [ 1349.995937][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1349.996002][ T32] r10:82918930 r9:ec7e1d84 r8:00000002 r7:60000113 r6:ec7e1d8c r5:857f6c00 [ 1349.996026][ T32] r4:857f6c00 [ 1349.996087][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1349.996133][ T32] r5:857f6c00 r4:8291892c [ 1349.996155][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.996215][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.996292][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e1e08 [ 1349.996318][ T32] r4:00000000 [ 1349.996358][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1349.996411][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1349.996522][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.996615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85745b80 [ 1349.996646][ T32] r4:00000000 [ 1349.996670][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.996722][ T32] r9:83018205 r8:857f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1349.996780][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.996829][ T32] r5:00001000 r4:ecb81000 [ 1349.996864][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.996999][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.997050][ T32] r5:8578a38c r4:8578a000 [ 1349.997105][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.997157][ T32] r7:ddde2d80 r6:83018200 r5:8578a38c r4:856f9580 [ 1349.997179][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.997257][ T32] r10:61c88647 r9:857f6c00 r8:856f95ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1349.997312][ T32] r4:856f9580 [ 1349.997398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.997480][ T32] r10:00000000 r9:856f9580 r8:8027f5e8 r7:ec949e60 r6:856f9600 r5:857f6c00 ** 2 printk messages dropped ** [ 1349.997630][ T32] Exception stack(0xec7e1fb0 to 0xec7e1ff8) ** 4 printk messages dropped ** [ 1349.997851][ T32] r4:8571b800 ** 2 printk messages dropped ** [ 1349.998421][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.998694][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 1 printk messages dropped ** [ 1349.998776][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1349.998802][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1349.998827][ T32] r5:80090013 r4:80239bb0 [ 1349.998847][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1349.998887][ T32] r4:82ac11e4 [ 1349.998928][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.998974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1349.998996][ T32] r4:e0529dc0 [ 1349.999037][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1349.999101][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1349.999126][ T32] r4:00000000 [ 1349.999145][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1349.999210][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1349.999259][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1349.999305][ T32] r5:00001000 r4:e03bf000 [ 1349.999325][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1349.999363][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.999441][ T32] r5:84b0938c r4:84b09000 [ 1349.999464][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1349.999542][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1349.999566][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1349.999612][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1349.999660][ T32] r4:84a4a480 [ 1349.999683][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1349.999729][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1349.999768][ T32] r4:00000001 [ 1349.999844][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.999882][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1349.999908][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.999938][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.999965][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.999994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.000016][ T32] r4:84a42200 ** 2 printk messages dropped ** [ 1350.000088][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1350.000393][ T32] r10:82918930 r9:ec9b1d84 r8:00000002 r7:60000113 r6:ec9b1d8c r5:856ee000 ** 5 printk messages dropped ** [ 1350.000663][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 ** 6 printk messages dropped ** [ 1350.000986][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1350.001094][ T32] r5:00001000 r4:ec9ad000 [ 1350.001137][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.001204][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.001253][ T32] r5:857ba38c r4:857ba000 [ 1350.001274][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.001333][ T32] r7:dddced80 r6:83018000 r5:857ba38c r4:85643680 [ 1350.001373][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.001421][ T32] r10:61c88647 r9:856ee000 r8:856436ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.001442][ T32] r4:85643680 [ 1350.001481][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.001533][ T32] r10:00000000 r9:85643680 r8:8027f5e8 r7:ec981e60 r6:856f9680 r5:856ee000 [ 1350.001603][ T32] r4:00000001 [ 1350.001742][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.001792][ T32] Exception stack(0xec9b1fb0 to 0xec9b1ff8) [ 1350.001856][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.001916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.001974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.002007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.002086][ T32] r4:856f2780 [ 1350.002428][ T32] INFO: task kworker/0:429:5994 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1350.002493][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.002594][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.002707][ T32] Call trace: [ 1350.002740][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1350.002788][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1350.002855][ T32] r4:00000000 [ 1350.002879][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.002940][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1350.003054][ T32] 9d20: 95a01000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1350.028134][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1350.028233][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1350.028303][ T32] r5:80090013 r4:80239bb0 [ 1350.028352][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.028517][ T32] r4:82ac11e4 [ 1350.028652][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1350.029218][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 7 printk messages dropped ** [ 1350.029864][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.030368][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 4 printk messages dropped ** [ 1350.030673][ T32] r4:84a42200 [ 1350.030724][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.030805][ T32] INFO: task kworker/0:430:5996 blocked for more than 476 seconds. [ 1350.030877][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.030930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.030975][ T32] task:kworker/0:430 state:D stack:0 pid:5996 tgid:5996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.031086][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.031201][ T32] Call trace: [ 1350.031274][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1350.031377][ T32] r10:82918930 r9:ec9bdd84 r8:00000002 r7:60000013 r6:ec9bdd8c r5:857eec00 [ 1350.031426][ T32] r4:857eec00 [ 1350.031470][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.031565][ T32] r5:857eec00 r4:8291892c [ 1350.031612][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.031759][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.031891][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9bde08 [ 1350.031945][ T32] r4:00000000 [ 1350.031986][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1350.032071][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.032147][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.032262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571e0c0 [ 1350.032317][ T32] r4:00000000 [ 1350.032392][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.032617][ T32] r9:83018005 r8:857eec00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1350.032679][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.032789][ T32] r5:00001000 r4:ec9b9000 [ 1350.032838][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.032923][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.043865][ T32] r5:857ba78c r4:857ba400 [ 1350.043991][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.044161][ T32] r7:dddced80 r6:83018000 r5:857ba78c r4:85643700 [ 1350.044217][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.044320][ T32] r10:61c88647 r9:857eec00 r8:8564372c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.044372][ T32] r4:85643700 [ 1350.044418][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.044544][ T32] r10:00000000 r9:85643700 r8:8027f5e8 r7:ec9b1e60 r6:856f9700 r5:857eec00 [ 1350.044594][ T32] r4:00000001 [ 1350.044638][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.044761][ T32] Exception stack(0xec9bdfb0 to 0xec9bdff8) [ 1350.044830][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.044894][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.044951][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.045045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.045098][ T32] r4:856f2180 [ 1350.045824][ T32] INFO: task kworker/0:430:5996 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 5 printk messages dropped ** [ 1350.046531][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.047033][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 7 printk messages dropped ** [ 1350.047543][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1350.048548][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 3 printk messages dropped ** [ 1350.048785][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1350.049633][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.049702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.049813][ T32] r4:84a42200 [ 1350.049866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.049927][ T32] INFO: task kworker/0:431:5998 blocked for more than 476 seconds. [ 1350.049996][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.050049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.050138][ T32] task:kworker/0:431 state:D stack:0 pid:5998 tgid:5998 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.050237][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.050331][ T32] Call trace: [ 1350.050420][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1350.050531][ T32] r10:82918930 r9:ec9d5d84 r8:00000002 r7:60000013 r6:ec9d5d8c r5:857f8c00 [ 1350.050582][ T32] r4:857f8c00 [ 1350.050625][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.050743][ T32] r5:857f8c00 r4:8291892c [ 1350.050848][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.050938][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.051034][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d5e08 [ 1350.051083][ T32] r4:00000000 [ 1350.051151][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1350.051238][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.051323][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.051411][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571e400 [ 1350.051459][ T32] r4:00000000 [ 1350.051512][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.051608][ T32] r9:83018005 r8:857f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1350.051654][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.051764][ T32] r5:00001000 r4:ec9d1000 [ 1350.051826][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.051942][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.052069][ T32] r5:857baf8c r4:857bac00 [ 1350.052118][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.052238][ T32] r7:dddced80 r6:83018000 r5:857baf8c r4:85643780 [ 1350.052290][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.052385][ T32] r10:61c88647 r9:857f8c00 r8:856437ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.052433][ T32] r4:85643780 [ 1350.052502][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.052595][ T32] r10:00000000 r9:85643780 r8:8027f5e8 r7:ec9bde60 r6:856f9780 r5:857f8c00 [ 1350.052646][ T32] r4:00000001 [ 1350.052688][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.052764][ T32] Exception stack(0xec9d5fb0 to 0xec9d5ff8) [ 1350.052821][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.052883][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.052965][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.078419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.078579][ T32] r4:8571e1c0 [ 1350.079311][ T32] INFO: task kworker/0:431:5998 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1350.079382][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.079540][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.079711][ T32] Call trace: [ 1350.079838][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1350.079951][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1350.080062][ T32] r4:00000000 [ 1350.080177][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.080269][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1350.080399][ T32] 9d20: 965dc000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1350.080509][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1350.080571][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1350.080676][ T32] r5:80090013 r4:80239bb0 [ 1350.080729][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.080885][ T32] r4:82ac11e4 [ 1350.080965][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.081061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1350.081127][ T32] r4:e0529dc0 [ 1350.081179][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.081276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1350.081330][ T32] r4:00000000 [ 1350.081446][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.081561][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1350.081609][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.081700][ T32] r5:00001000 r4:e03bf000 [ 1350.081746][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.081883][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.082106][ T32] r5:84b0938c r4:84b09000 [ 1350.082158][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.082317][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1350.082370][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.082467][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.082524][ T32] r4:84a4a480 [ 1350.082653][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.082756][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1350.082806][ T32] r4:00000001 [ 1350.082850][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.082977][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 3 printk messages dropped ** [ 1350.104454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1350.105449][ T32] r4:857fb000 ** 3 printk messages dropped ** [ 1350.105759][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.107565][ T32] r9:83018005 r8:857fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f09f000 ** 1 printk messages dropped ** [ 1350.107747][ T32] r5:00001000 r4:ec9c5000 ** 1 printk messages dropped ** [ 1350.107917][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.108605][ T32] r10:00000000 r9:85643800 r8:8027f5e8 r7:ec9d5e60 r6:856f9800 r5:857fb000 ** 6 printk messages dropped ** [ 1350.108971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 2 printk messages dropped ** [ 1350.109892][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.110130][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.110267][ T32] Call trace: [ 1350.110369][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1350.110514][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1350.110592][ T32] r4:00000000 [ 1350.110644][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.110745][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1350.110803][ T32] 9d20: 96a16000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1350.110866][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1350.110970][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1350.111043][ T32] r5:80090013 r4:80239bb0 [ 1350.111089][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.111173][ T32] r4:82ac11e4 [ 1350.111219][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.111304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1350.111352][ T32] r4:e0529dc0 [ 1350.111393][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.111468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1350.111500][ T32] r4:00000000 [ 1350.111522][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.111572][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1350.111615][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.111667][ T32] r5:00001000 r4:e03bf000 [ 1350.111688][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.111727][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.111768][ T32] r5:84b0938c r4:84b09000 [ 1350.111788][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.111847][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1350.111870][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.111941][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.111966][ T32] r4:84a4a480 [ 1350.111986][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.112030][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1350.112052][ T32] r4:00000001 [ 1350.112106][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.112144][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1350.112181][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.112213][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.112260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.112292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.112314][ T32] r4:84a42200 [ 1350.112334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1350.112388][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1350.112699][ T32] r4:857f9800 ** 4 printk messages dropped ** [ 1350.133720][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f5e08 ** 6 printk messages dropped ** [ 1350.134076][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1350.134208][ T32] r5:00001000 r4:ec9e1000 [ 1350.134237][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1350.134416][ T32] r7:dddced80 r6:83018000 r5:857bb38c r4:85643880 ** 9 printk messages dropped ** [ 1350.134785][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.134991][ T32] r4:8571e200 [ 1350.135735][ T32] INFO: task kworker/0:433:6002 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1350.135821][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.135972][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.136217][ T32] Call trace: [ 1350.136291][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1350.136352][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1350.136400][ T32] r4:00000000 [ 1350.136425][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.136534][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1350.136589][ T32] 9d20: 96c3c000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1350.136640][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1350.136699][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1350.136749][ T32] r5:80090013 r4:80239bb0 [ 1350.136793][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.136839][ T32] r4:82ac11e4 [ 1350.136860][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.136923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1350.136948][ T32] r4:e0529dc0 [ 1350.136969][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.137011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1350.137056][ T32] r4:00000000 [ 1350.137077][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.137143][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1350.137166][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.137241][ T32] r5:00001000 r4:e03bf000 [ 1350.137267][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.137306][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.137346][ T32] r5:84b0938c r4:84b09000 [ 1350.137365][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.137409][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1350.137429][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.137472][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.137525][ T32] r4:84a4a480 [ 1350.137548][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.137593][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1350.137616][ T32] r4:00000001 [ 1350.137654][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.137694][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1350.137740][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.137771][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.137817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.137848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.137890][ T32] r4:84a42200 [ 1350.137914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.137954][ T32] INFO: task kworker/0:434:6005 blocked for more than 476 seconds. [ 1350.138008][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.138038][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.138079][ T32] task:kworker/0:434 state:D stack:0 pid:6005 tgid:6005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.138127][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.138168][ T32] Call trace: [ 1350.138223][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1350.138297][ T32] r10:82918930 r9:eca09d84 r8:00000002 r7:60000113 r6:eca09d8c r5:857fa400 ** 3 printk messages dropped ** [ 1350.138443][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 8 printk messages dropped ** [ 1350.138790][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1350.138945][ T32] r5:00001000 r4:eca01000 ** 1 printk messages dropped ** [ 1350.139076][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.139447][ T32] r4:85643900 ** 6 printk messages dropped ** [ 1350.139677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.140166][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.140564][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1350.140759][ T32] r4:82ac11e4 [ 1350.140801][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.140847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1350.140869][ T32] r4:e0529dc0 [ 1350.140912][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.140980][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1350.141005][ T32] r4:00000000 [ 1350.141024][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.141069][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1350.141110][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.141156][ T32] r5:00001000 r4:e03bf000 [ 1350.141198][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.141270][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.141330][ T32] r5:84b0938c r4:84b09000 [ 1350.141373][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.141421][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1350.141461][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.141517][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.141540][ T32] r4:84a4a480 [ 1350.141568][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.141637][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1350.141662][ T32] r4:00000001 [ 1350.141683][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.141737][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1350.141766][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.141795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.141822][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.141850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.141872][ T32] r4:84a42200 [ 1350.141903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.141931][ T32] INFO: task kworker/0:435:6006 blocked for more than 476 seconds. [ 1350.141960][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.141983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.142004][ T32] task:kworker/0:435 state:D stack:0 pid:6006 tgid:6006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.142047][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1350.142212][ T32] r4:857fc800 ** 3 printk messages dropped ** [ 1350.142365][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.142677][ T32] r9:83018005 r8:857fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a5000 ** 1 printk messages dropped ** [ 1350.142739][ T32] r5:00001000 r4:ec9f1000 ** 3 printk messages dropped ** [ 1350.142899][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.165677][ T32] Exception stack(0xeca0dfb0 to 0xeca0dff8) ** 3 printk messages dropped ** [ 1350.166031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1350.167255][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1350.167675][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1350.167812][ T32] r4:e0529dc0 [ 1350.167855][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.167930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1350.167962][ T32] r4:00000000 [ 1350.168011][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.168107][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1350.168154][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.168238][ T32] r5:00001000 r4:e03bf000 [ 1350.168285][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.168367][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.168452][ T32] r5:84b0938c r4:84b09000 [ 1350.168539][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.168635][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1350.168687][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.168782][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.168831][ T32] r4:84a4a480 [ 1350.168876][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.168991][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1350.169059][ T32] r4:00000001 [ 1350.169126][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.169217][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1350.169278][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.169338][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.169366][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.169419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.169445][ T32] r4:84a42200 [ 1350.169489][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.169543][ T32] INFO: task kworker/0:436:6008 blocked for more than 476 seconds. [ 1350.169581][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.169607][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.169628][ T32] task:kworker/0:436 state:D stack:0 pid:6008 tgid:6008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.169674][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.169716][ T32] Call trace: [ 1350.169747][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1350.169795][ T32] r10:82918930 r9:eca1dd84 r8:00000002 r7:60000013 r6:eca1dd8c r5:857fd400 [ 1350.169849][ T32] r4:857fd400 [ 1350.169896][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.169988][ T32] r5:857fd400 r4:8291892c [ 1350.170030][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.170108][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.170205][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca1de08 [ 1350.170253][ T32] r4:00000000 [ 1350.170309][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1350.170409][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.170497][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.170585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571ea80 [ 1350.170632][ T32] r4:00000000 [ 1350.170654][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1350.170771][ T32] r5:00001000 r4:eca25000 [ 1350.170794][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.170886][ T32] r5:857bc38c r4:857bc000 ** 1 printk messages dropped ** [ 1350.170948][ T32] r7:dddced80 r6:83018000 r5:857bc38c r4:85643a00 ** 7 printk messages dropped ** [ 1350.171278][ T32] Exception stack(0xeca1dfb0 to 0xeca1dff8) ** 4 printk messages dropped ** [ 1350.171708][ T32] r4:8571e6c0 ** 5 printk messages dropped ** [ 1350.172885][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 5 printk messages dropped ** [ 1350.195880][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 4 printk messages dropped ** [ 1350.196288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1350.196336][ T32] r4:e0529dc0 [ 1350.196381][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.196485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1350.196539][ T32] r4:00000000 [ 1350.196600][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.196716][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1350.196767][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.196856][ T32] r5:00001000 r4:e03bf000 [ 1350.196900][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.196998][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.197088][ T32] r5:84b0938c r4:84b09000 [ 1350.197132][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.197224][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1350.197275][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.197365][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.197411][ T32] r4:84a4a480 [ 1350.197455][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.197546][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1350.197597][ T32] r4:00000001 [ 1350.197641][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.197716][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1350.197796][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.197915][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.198289][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1350.198941][ T32] r4:857fbc00 ** 4 printk messages dropped ** [ 1350.199259][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca29e08 ** 6 printk messages dropped ** [ 1350.199520][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.199566][ T32] r9:83018005 r8:857fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1350.199614][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.199659][ T32] r5:00001000 r4:eca15000 [ 1350.199706][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.199748][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.199829][ T32] r5:857bbf8c r4:857bbc00 [ 1350.199879][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.199988][ T32] r7:dddced80 r6:83018000 r5:857bbf8c r4:85643a80 [ 1350.200038][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.200151][ T32] r10:61c88647 r9:857fbc00 r8:85643aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.200222][ T32] r4:85643a80 [ 1350.200294][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.200392][ T32] r10:00000000 r9:85643a80 r8:8027f5e8 r7:eca1de60 r6:856f9a80 r5:857fbc00 [ 1350.200492][ T32] r4:00000001 [ 1350.200546][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.200653][ T32] Exception stack(0xeca29fb0 to 0xeca29ff8) [ 1350.200729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.200812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.200878][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.200941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.200990][ T32] r4:8571e7c0 [ 1350.201724][ T32] INFO: task kworker/0:437:6009 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1350.201818][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.201977][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.202068][ T32] Call trace: [ 1350.202157][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1350.202263][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1350.202316][ T32] r4:00000000 [ 1350.202360][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.202443][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1350.202527][ T32] 9d20: 970b1000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 4 printk messages dropped ** [ 1350.202883][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1350.223665][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1350.224581][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1350.225066][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.225316][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.225597][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.225642][ T32] Call trace: [ 1350.225756][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1350.225866][ T32] r10:82918930 r9:eca3dd84 r8:00000002 r7:60000013 r6:eca3dd8c r5:857f8000 [ 1350.225918][ T32] r4:857f8000 [ 1350.225961][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.226045][ T32] r5:857f8000 r4:8291892c [ 1350.226087][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.226170][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.226297][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca3de08 [ 1350.226354][ T32] r4:00000000 [ 1350.226419][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1350.226520][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.226600][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.226687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8571ebc0 ** 4 printk messages dropped ** [ 1350.227022][ T32] r5:00001000 r4:eca35000 ** 3 printk messages dropped ** [ 1350.227389][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.227443][ T32] r7:dddced80 r6:83018000 r5:857bc78c r4:85643b00 [ 1350.227491][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.227546][ T32] r10:61c88647 r9:857f8000 r8:85643b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.227572][ T32] r4:85643b00 [ 1350.227591][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.227635][ T32] r10:00000000 r9:85643b00 r8:8027f5e8 r7:eca1de60 r6:856f9b00 r5:857f8000 ** 10 printk messages dropped ** [ 1350.228572][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1350.229425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 20 printk messages dropped ** [ 1350.230957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 16 printk messages dropped ** [ 1350.231727][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca4de08 ** 9 printk messages dropped ** [ 1350.232153][ T32] r5:00001000 r4:ecac5000 ** 6 printk messages dropped ** [ 1350.232603][ T32] r10:61c88647 r9:85800c00 r8:85643bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1350.265438][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 25 printk messages dropped ** [ 1350.267356][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 23 printk messages dropped ** [ 1350.269102][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 18 printk messages dropped ** [ 1350.270581][ T32] r10:61c88647 r9:85801800 r8:85643c2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1350.271860][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.271976][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.272064][ T32] Call trace: [ 1350.272125][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1350.272512][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1350.272578][ T32] r4:00000000 [ 1350.272706][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.272803][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1350.273254][ T32] 9d20: 97495000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1350.303828][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1350.303924][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1350.303987][ T32] r5:80090013 r4:80239bb0 [ 1350.304061][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.304205][ T32] r4:82ac11e4 [ 1350.304266][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.304359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1350.304481][ T32] r4:e0529dc0 ** 6 printk messages dropped ** [ 1350.304942][ T32] r5:00001000 r4:e03bf000 ** 10 printk messages dropped ** [ 1350.305780][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1350.306953][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1350.308501][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.309623][ T32] r10:61c88647 r9:85800000 r8:85643cac r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1350.311627][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1350.312330][ T32] r4:e0529dc0 ** 13 printk messages dropped ** [ 1350.345314][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1350.345888][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1350.346586][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 9 printk messages dropped ** [ 1350.347047][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1350.348720][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.349433][ T32] r4:82ac11e4 [ 1350.349477][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.349566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1350.349614][ T32] r4:e0529dc0 [ 1350.349660][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.349770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1350.349860][ T32] r4:00000000 [ 1350.349911][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.350002][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1350.350077][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.350201][ T32] r5:00001000 r4:e03bf000 [ 1350.350267][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.350380][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.350471][ T32] r5:84b0938c r4:84b09000 [ 1350.350515][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.350609][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1350.350654][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.350744][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.350790][ T32] r4:84a4a480 [ 1350.350830][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.350918][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1350.350968][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1350.351573][ T32] INFO: task kworker/0:443:6021 blocked for more than 476 seconds. ** 15 printk messages dropped ** [ 1350.352671][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1350.377512][ T32] r5:857bd78c r4:857bd400 ** 9 printk messages dropped ** [ 1350.377864][ T32] Exception stack(0xeca89fb0 to 0xeca89ff8) ** 13 printk messages dropped ** [ 1350.378926][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 17 printk messages dropped ** [ 1350.379717][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1350.380957][ T32] r4:84a42200 ** 11 printk messages dropped ** [ 1350.381494][ T32] r5:85806000 r4:8291892c ** 11 printk messages dropped ** [ 1350.381963][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1350.382345][ T32] r4:85643e00 ** 9 printk messages dropped ** [ 1350.382707][ T32] r4:8571bac0 ** 8 printk messages dropped ** [ 1350.389578][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 14 printk messages dropped ** [ 1350.390140][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1350.390860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.390886][ T32] r4:84a42200 [ 1350.390911][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.390940][ T32] INFO: task kworker/0:445:6026 blocked for more than 476 seconds. [ 1350.390993][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.391022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.391055][ T32] task:kworker/0:445 state:D stack:0 pid:6026 tgid:6026 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.391102][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.391179][ T32] Call trace: [ 1350.391262][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1350.391340][ T32] r10:82918930 r9:ecaadd84 r8:00000002 r7:60000013 r6:ecaadd8c r5:85803c00 [ 1350.391366][ T32] r4:85803c00 [ 1350.391387][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.391427][ T32] r5:85803c00 r4:8291892c [ 1350.391482][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.391545][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.391612][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaade08 [ 1350.391667][ T32] r4:00000000 [ 1350.391690][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1350.391729][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.391774][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 1 printk messages dropped ** [ 1350.391870][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.392044][ T32] r5:00001000 r4:eca95000 ** 6 printk messages dropped ** [ 1350.392415][ T32] r10:61c88647 r9:85803c00 r8:85643eac r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1350.412180][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1350.412923][ T32] r4:e0529dc0 ** 13 printk messages dropped ** [ 1350.417039][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1350.417720][ T32] r10:82918930 r9:ecab9d84 r8:00000002 r7:60000113 r6:ecab9d8c r5:85805400 ** 15 printk messages dropped ** [ 1350.418311][ T32] r5:00001000 r4:ecaa5000 ** 4 printk messages dropped ** [ 1350.418483][ T32] r7:dddced80 r6:83018000 r5:857be38c r4:85643f00 ** 14 printk messages dropped ** [ 1350.419401][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1350.420643][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.420700][ T32] r5:00001000 r4:e03bf000 [ 1350.420739][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.420815][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.420873][ T32] r5:84b0938c r4:84b09000 [ 1350.420893][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.420938][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1350.420958][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.421001][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.421023][ T32] r4:84a4a480 [ 1350.421042][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.421117][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1350.421145][ T32] r4:00000001 [ 1350.421174][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.421213][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1350.421246][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.421276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.421303][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.421332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.421393][ T32] r4:84a42200 [ 1350.421417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.421470][ T32] INFO: task kworker/0:447:6030 blocked for more than 476 seconds. [ 1350.421583][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.421652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.421710][ T32] task:kworker/0:447 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1350.423021][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1350.441020][ T32] r5:00001000 r4:ecab5000 ** 12 printk messages dropped ** [ 1350.441568][ T32] Exception stack(0xecacdfb0 to 0xecacdff8) ** 13 printk messages dropped ** [ 1350.442505][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 13 printk messages dropped ** [ 1350.442939][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 17 printk messages dropped ** [ 1350.456214][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1350.457026][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1350.457942][ T32] r5:857bf38c r4:857bf000 ** 12 printk messages dropped ** [ 1350.458694][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.458772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.458798][ T32] r4:85748340 [ 1350.459253][ T32] INFO: task kworker/0:448:6032 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1350.459294][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.459416][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.459503][ T32] Call trace: [ 1350.459535][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1350.459618][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1350.459673][ T32] r4:00000000 [ 1350.459735][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.459813][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1350.459845][ T32] 9d20: 98ceb000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1350.459876][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1350.459953][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1350.459982][ T32] r5:80090013 r4:80239bb0 [ 1350.460003][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.460045][ T32] r4:82ac11e4 [ 1350.460101][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.460191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 7 printk messages dropped ** [ 1350.460598][ T32] r5:00001000 r4:e03bf000 ** 10 printk messages dropped ** [ 1350.461268][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1350.461781][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1350.462456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85748680 ** 8 printk messages dropped ** [ 1350.462824][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1350.484903][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 18 printk messages dropped ** [ 1350.485632][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1350.486495][ T32] r4:84a42200 ** 10 printk messages dropped ** [ 1350.486957][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1350.487596][ T32] r5:00001000 r4:ecaf5000 ** 7 printk messages dropped ** [ 1350.487920][ T32] r4:85751100 ** 11 printk messages dropped ** [ 1350.488752][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1350.489790][ T32] r5:00001000 r4:e03bf000 [ 1350.489844][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.489917][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.489994][ T32] r5:84b0938c r4:84b09000 [ 1350.490050][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.490099][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1350.490119][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.490219][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.490257][ T32] r4:84a4a480 [ 1350.490277][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.490322][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1350.490344][ T32] r4:00000001 [ 1350.490391][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.490430][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1350.490515][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.490552][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.490661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.490729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.490764][ T32] r4:84a42200 [ 1350.490785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.490809][ T32] INFO: task kworker/0:451:6038 blocked for more than 477 seconds. [ 1350.490938][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.490994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.491085][ T32] task:kworker/0:451 state:D stack:0 pid:6038 tgid:6038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.491133][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.491174][ T32] Call trace: [ 1350.491302][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1350.491362][ T32] r10:82918930 r9:ecb0dd84 r8:00000002 r7:60000113 r6:ecb0dd8c r5:8580b000 [ 1350.491385][ T32] r4:8580b000 [ 1350.491405][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1350.491798][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.492034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85748bc0 ** 4 printk messages dropped ** [ 1350.492391][ T32] r5:00001000 r4:ecb15000 [ 1350.492413][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1350.492763][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1350.517947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1350.519152][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.519801][ T32] 9d20: 9958c000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 7 printk messages dropped ** [ 1350.520613][ T32] r4:e0529dc0 ** 4 printk messages dropped ** [ 1350.521009][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 8 printk messages dropped ** [ 1350.521722][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1350.522257][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.522324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.522385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.522448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.522498][ T32] r4:84a42200 [ 1350.522620][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.522698][ T32] INFO: task kworker/0:452:6039 blocked for more than 477 seconds. [ 1350.522794][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.522887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.522948][ T32] task:kworker/0:452 state:D stack:0 pid:6039 tgid:6039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.523093][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.544233][ T32] Call trace: [ 1350.544362][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1350.544535][ T32] r10:82918930 r9:ecb19d84 r8:00000002 r7:60000113 r6:ecb19d8c r5:85809800 [ 1350.544604][ T32] r4:85809800 [ 1350.544657][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.544745][ T32] r5:85809800 r4:8291892c [ 1350.544789][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.544869][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.544991][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 [ 1350.545053][ T32] r4:00000000 [ 1350.545092][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1350.545166][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.545255][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.545353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85748a80 [ 1350.545447][ T32] r4:00000000 [ 1350.545503][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.545607][ T32] r9:83018005 r8:85809800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1350.545734][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.545837][ T32] r5:00001000 r4:ecb05000 [ 1350.546033][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.546130][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.546221][ T32] r5:857bfb8c r4:857bf800 [ 1350.546391][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.547015][ T32] r4:85751200 ** 5 printk messages dropped ** [ 1350.548055][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.548526][ T32] r4:85748780 [ 1350.549281][ T32] INFO: task kworker/0:452:6039 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1350.549355][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.549497][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.549613][ T32] Call trace: [ 1350.549691][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1350.549792][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1350.549847][ T32] r4:00000000 [ 1350.549892][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.549973][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1350.550083][ T32] 9d20: 996b7000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1350.550164][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1350.550226][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1350.550289][ T32] r5:80090013 r4:80239bb0 [ 1350.550335][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.550421][ T32] r4:82ac11e4 [ 1350.550466][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.550556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 7 printk messages dropped ** [ 1350.551113][ T32] r5:00001000 r4:e03bf000 ** 10 printk messages dropped ** [ 1350.552034][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1350.552773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 16 printk messages dropped ** [ 1350.578228][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.578674][ T32] r5:00001000 r4:ecb31000 ** 12 printk messages dropped ** [ 1350.579850][ T32] Exception stack(0xecb39fb0 to 0xecb39ff8) ** 18 printk messages dropped ** [ 1350.582807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 27 printk messages dropped ** [ 1350.615461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 5 printk messages dropped ** [ 1350.615833][ T32] task:kworker/0:454 state:D stack:0 pid:6044 tgid:6044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.615945][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.616044][ T32] Call trace: [ 1350.616122][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1350.616229][ T32] r10:82918930 r9:ec9a1d84 r8:00000002 r7:60000113 r6:ec9a1d8c r5:849a3000 [ 1350.616308][ T32] r4:849a3000 [ 1350.616357][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.616450][ T32] r5:849a3000 r4:8291892c [ 1350.616525][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.616615][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.616715][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a1e08 [ 1350.616767][ T32] r4:00000000 [ 1350.616813][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1350.616897][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.616987][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.617087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85748cc0 [ 1350.617149][ T32] r4:00000000 [ 1350.617200][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.617315][ T32] r9:83018005 r8:849a3000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d9000 ** 1 printk messages dropped ** [ 1350.617477][ T32] r5:00001000 r4:ecb25000 ** 8 printk messages dropped ** [ 1350.618179][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 19 printk messages dropped ** [ 1350.620949][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 23 printk messages dropped ** [ 1350.644991][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 21 printk messages dropped ** [ 1350.646849][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1350.648234][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 21 printk messages dropped ** [ 1350.650900][ T32] 9d20: 99d6d000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 21 printk messages dropped ** [ 1350.652657][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1350.676456][ T32] r10:82918930 r9:ecb45d84 r8:00000002 r7:60000113 r6:ecb45d8c r5:849a6c00 ** 15 printk messages dropped ** [ 1350.677976][ T32] r5:00001000 r4:ecb55000 ** 10 printk messages dropped ** [ 1350.679382][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.679822][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.679955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.680016][ T32] r4:85748d80 [ 1350.680802][ T32] INFO: task kworker/0:456:6048 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1350.680917][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.681150][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.681282][ T32] Call trace: [ 1350.681465][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1350.681565][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1350.681707][ T32] r4:00000000 [ 1350.681754][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.681838][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1350.681906][ T32] 9d20: 9a027000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1350.681973][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1350.682033][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1350.682096][ T32] r5:80090013 r4:80239bb0 [ 1350.682150][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.682258][ T32] r4:82ac11e4 [ 1350.682364][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.682528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1350.682594][ T32] r4:e0529dc0 [ 1350.682662][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.682773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1350.682833][ T32] r4:00000000 [ 1350.682911][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.711378][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 8 printk messages dropped ** [ 1350.712982][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 19 printk messages dropped ** [ 1350.735838][ T32] r10:82918930 r9:ec955d84 r8:00000002 r7:60000013 r6:ec955d8c r5:849a3c00 ** 15 printk messages dropped ** [ 1350.737391][ T32] r5:00001000 r4:ecb4d000 ** 2 printk messages dropped ** [ 1350.737637][ T32] r5:857c0f8c r4:857c0c00 ** 10 printk messages dropped ** [ 1350.738484][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.740650][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 20 printk messages dropped ** [ 1350.742423][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1350.757854][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1350.758278][ T32] r10:82918930 r9:ecb61d84 r8:00000002 r7:60000013 r6:ecb61d8c r5:849a1800 [ 1350.758339][ T32] r4:849a1800 [ 1350.758387][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1350.758479][ T32] r5:849a1800 r4:8291892c [ 1350.758533][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.758641][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.758801][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 [ 1350.758892][ T32] r4:00000000 [ 1350.758945][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1350.759030][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1350.759113][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1350.759265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765900 [ 1350.759330][ T32] r4:00000000 [ 1350.759450][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1350.759640][ T32] r9:83018005 r8:849a1800 r7:00000000 r6:83018000 r5:00001000 r4:7f0e7000 [ 1350.759709][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.759804][ T32] r5:00001000 r4:ecb75000 [ 1350.759925][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.760023][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.760118][ T32] r5:857c1f8c r4:857c1c00 [ 1350.760167][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1350.761187][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1350.783563][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 15 printk messages dropped ** [ 1350.784887][ T32] r5:84b0938c r4:84b09000 ** 10 printk messages dropped ** [ 1350.785714][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1350.787350][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.788265][ T32] r5:00001000 r4:ecb5d000 ** 1 printk messages dropped ** [ 1350.788408][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.788536][ T32] r5:857c178c r4:857c1400 [ 1350.788584][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.788685][ T32] r7:dddced80 r6:83018000 r5:857c178c r4:85751800 [ 1350.788737][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.788833][ T32] r10:61c88647 r9:849a0000 r8:8575182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.788884][ T32] r4:85751800 [ 1350.788928][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1350.789108][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1350.790616][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1350.792183][ T32] r4:e0529dc0 ** 13 printk messages dropped ** [ 1350.824677][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1350.827394][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1350.828657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765780 ** 9 printk messages dropped ** [ 1350.829473][ T32] r7:dddced80 r6:83018000 r5:857c1b8c r4:85751900 ** 15 printk messages dropped ** [ 1350.831821][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.832860][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1350.862418][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1350.865368][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 15 printk messages dropped ** [ 1350.866029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765c40 ** 4 printk messages dropped ** [ 1350.866227][ T32] r5:00001000 r4:ecb8d000 [ 1350.866268][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.866308][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.866350][ T32] r5:857c238c r4:857c2000 [ 1350.866370][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.866415][ T32] r7:dddced80 r6:83018000 r5:857c238c r4:85751a00 [ 1350.866436][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.866480][ T32] r10:61c88647 r9:8476e000 r8:85751a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.866501][ T32] r4:85751a00 [ 1350.866542][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.866591][ T32] r10:00000000 r9:85751a00 r8:8027f5e8 r7:ecb61e60 r6:85751a80 r5:8476e000 [ 1350.866614][ T32] r4:00000001 [ 1350.866633][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.866690][ T32] Exception stack(0xecb85fb0 to 0xecb85ff8) [ 1350.866721][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.866750][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.866777][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.866806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.866828][ T32] r4:85765700 [ 1350.867270][ T32] INFO: task kworker/0:461:6058 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1350.867307][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.867366][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.867452][ T32] Call trace: [ 1350.867522][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1350.867573][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1350.867658][ T32] r4:00000000 [ 1350.867715][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.867756][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1350.867785][ T32] 9d20: 9af69000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 16 printk messages dropped ** [ 1350.868601][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1350.869470][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 18 printk messages dropped ** [ 1350.871157][ T32] r9:83018005 r8:85041800 r7:00000000 r6:83018000 r5:00001000 r4:7f0ed000 ** 8 printk messages dropped ** [ 1350.872914][ T32] r10:61c88647 r9:85041800 r8:85751b2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 17 printk messages dropped ** [ 1350.899953][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.901144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 6 printk messages dropped ** [ 1350.902021][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1350.902068][ T32] r5:00001000 r4:e03bf000 [ 1350.902089][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1350.902223][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.902277][ T32] r5:84b0938c r4:84b09000 [ 1350.902332][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1350.902381][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1350.902401][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1350.902446][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1350.902539][ T32] r4:84a4a480 [ 1350.902562][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1350.902607][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1350.902629][ T32] r4:00000001 [ 1350.902648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.902743][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1350.902854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.903123][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.922534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.922669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.922729][ T32] r4:84a42200 [ 1350.922783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1350.924602][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1350.925233][ T32] r5:00001000 r4:ecbad000 ** 3 printk messages dropped ** [ 1350.925543][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1350.927349][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1350.928184][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1350.929014][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1350.930541][ T32] Not tainted 6.15.0-syzkaller #0 ** 14 printk messages dropped ** [ 1350.931937][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1350.932953][ T32] r7:ddde2d80 r6:83018200 r5:8578a78c r4:85758300 ** 15 printk messages dropped ** [ 1350.962916][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1350.964867][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 19 printk messages dropped ** [ 1350.966577][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 18 printk messages dropped ** [ 1350.968279][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 15 printk messages dropped ** [ 1350.969713][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.970618][ T32] Exception stack(0xecbb5fb0 to 0xecbb5ff8) [ 1350.970681][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.970741][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.970798][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.970857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1350.970908][ T32] r4:85765f00 [ 1350.971695][ T32] INFO: task kworker/0:464:6066 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1350.971775][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.971943][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.972091][ T32] Call trace: [ 1350.972153][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1350.972250][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1350.972314][ T32] r4:00000000 [ 1350.972355][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.972433][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1350.972520][ T32] 9d20: 9b7b1000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1350.972584][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1350.972637][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1350.972688][ T32] r5:80090013 r4:80239bb0 [ 1350.972730][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1350.972810][ T32] r4:82ac11e4 [ 1350.972852][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.972936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1350.972984][ T32] r4:e0529dc0 [ 1351.008181][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.008519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1351.008616][ T32] r4:00000000 [ 1351.008680][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.008794][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.008867][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.008979][ T32] r5:00001000 r4:e03bf000 [ 1351.009195][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.009332][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1351.010112][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1351.011359][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 13 printk messages dropped ** [ 1351.012665][ T32] r5:00001000 r4:ecbc5000 ** 4 printk messages dropped ** [ 1351.023776][ T32] r7:dddced80 r6:83018000 r5:857c338c r4:85751d80 ** 15 printk messages dropped ** [ 1351.025854][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1351.027355][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 8 printk messages dropped ** [ 1351.028087][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.028193][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.028244][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.028355][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.028928][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1351.031310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763780 ** 11 printk messages dropped ** [ 1351.032355][ T32] r10:61c88647 r9:8580d400 r8:85751e2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 24 printk messages dropped ** [ 1351.062830][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 31 printk messages dropped ** [ 1351.075947][ T32] Not tainted 6.15.0-syzkaller #0 ** 15 printk messages dropped ** [ 1351.077255][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.077343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763440 [ 1351.077408][ T32] r4:00000000 [ 1351.077479][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.077917][ T32] r9:83018005 r8:8580bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1351.077984][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.078089][ T32] r5:00001000 r4:ecbd1000 [ 1351.078138][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.078246][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.078345][ T32] r5:857c378c r4:857c3400 [ 1351.078402][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.078506][ T32] r7:dddced80 r6:83018000 r5:857c378c r4:85751e80 [ 1351.078563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.078668][ T32] r10:61c88647 r9:8580bc00 r8:85751eac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.078726][ T32] r4:85751e80 [ 1351.078775][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.078877][ T32] r10:00000000 r9:85751e80 r8:8027f5e8 r7:ecbd9e60 r6:85758600 r5:8580bc00 [ 1351.078958][ T32] r4:00000001 [ 1351.079016][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.079102][ T32] Exception stack(0xecbddfb0 to 0xecbddff8) [ 1351.079166][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.079269][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.079343][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.079435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1351.081323][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 23 printk messages dropped ** [ 1351.118884][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 18 printk messages dropped ** [ 1351.121046][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1351.135061][ T32] r7:ddde2d80 r6:83018200 r5:8578af8c r4:85758580 ** 18 printk messages dropped ** [ 1351.138728][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 18 printk messages dropped ** [ 1351.141474][ T32] r5:00001000 r4:e03bf000 [ 1351.141522][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.141904][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.142016][ T32] r5:84b0938c r4:84b09000 [ 1351.142064][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.142160][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.142340][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.142449][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.142504][ T32] r4:84a4a480 [ 1351.142553][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.142657][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.142713][ T32] r4:00000001 [ 1351.142758][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.142837][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.142920][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.142996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.169642][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.169845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.169908][ T32] r4:84a42200 [ 1351.169970][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 13 printk messages dropped ** [ 1351.171344][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec849e08 ** 10 printk messages dropped ** [ 1351.172243][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1351.190339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1351.204157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 18 printk messages dropped ** [ 1351.206868][ T32] r4:00000001 ** 11 printk messages dropped ** [ 1351.208546][ T32] task:kworker/0:469 state:D stack:0 pid:6078 tgid:6078 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1351.209515][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.209624][ T32] r5:85810c00 r4:8291892c [ 1351.209692][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.209846][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.209952][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec909e08 [ 1351.210007][ T32] r4:00000000 [ 1351.210053][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.210140][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.210222][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.210314][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763640 [ 1351.210370][ T32] r4:00000000 [ 1351.210416][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.210515][ T32] r9:83018005 r8:85810c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1351.210658][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.210754][ T32] r5:00001000 r4:dfb3b000 [ 1351.210805][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.210897][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.211699][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1351.247319][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1351.248567][ T32] r4:e0529dc0 ** 13 printk messages dropped ** [ 1351.249720][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 16 printk messages dropped ** [ 1351.250972][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.251076][ T32] Call trace: [ 1351.251157][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.251284][ T32] r10:82918930 r9:ec91dd84 r8:00000002 r7:60000013 r6:ec91dd8c r5:85811800 [ 1351.251364][ T32] r4:85811800 [ 1351.251417][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.251508][ T32] r5:85811800 r4:8291892c [ 1351.251555][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.251640][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.251741][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1351.251812][ T32] r4:00000000 [ 1351.251864][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.251955][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.252042][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1351.252679][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1351.268556][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) ** 11 printk messages dropped ** [ 1351.270321][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1351.271092][ T32] r4:e0529dc0 ** 8 printk messages dropped ** [ 1351.271853][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.272580][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.272971][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.294711][ T32] Call trace: ** 6 printk messages dropped ** [ 1351.295480][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1351.296815][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.297643][ T32] r10:00000000 r9:8575d080 r8:8027f5e8 r7:ec91de60 r6:85758880 r5:85813000 [ 1351.297703][ T32] r4:00000001 [ 1351.297909][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.298073][ T32] Exception stack(0xec945fb0 to 0xec945ff8) [ 1351.298146][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.298343][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.298432][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.298713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.298775][ T32] r4:85763600 [ 1351.299549][ T32] INFO: task kworker/0:471:6081 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.299657][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.299863][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.300211][ T32] Call trace: [ 1351.300365][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.300493][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.300551][ T32] r4:00000000 [ 1351.300598][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.300684][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.300753][ T32] 9d20: 9cb37000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.300827][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 8 printk messages dropped ** [ 1351.301696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 17 printk messages dropped ** [ 1351.328210][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 15 printk messages dropped ** [ 1351.329496][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 14 printk messages dropped ** [ 1351.330940][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1351.332816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1351.358303][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.358524][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.358591][ T32] r5:80090013 r4:80239bb0 [ 1351.358644][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.358741][ T32] r4:82ac11e4 [ 1351.358788][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.358908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1351.358966][ T32] r4:e0529dc0 [ 1351.359121][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.359221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1351.359532][ T32] r4:00000000 [ 1351.359588][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.359714][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.359770][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1351.360863][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 21 printk messages dropped ** [ 1351.362607][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1351.394780][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.394969][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.395073][ T32] r5:857c8f8c r4:857c8c00 [ 1351.395124][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.395232][ T32] r7:dddced80 r6:83018000 r5:857c8f8c r4:8575d180 [ 1351.395288][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.395404][ T32] r10:61c88647 r9:85810000 r8:8575d1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.395466][ T32] r4:8575d180 [ 1351.395518][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.395659][ T32] r10:00000000 r9:8575d180 r8:8027f5e8 r7:ec961e60 r6:85758980 r5:85810000 [ 1351.395718][ T32] r4:00000001 [ 1351.395916][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.396006][ T32] Exception stack(0xecbedfb0 to 0xecbedff8) ** 10 printk messages dropped ** [ 1351.398098][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 17 printk messages dropped ** [ 1351.399491][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 18 printk messages dropped ** [ 1351.401512][ T32] r4:84a42200 ** 1 printk messages dropped ** [ 1351.401638][ T32] INFO: task kworker/0:474:6087 blocked for more than 477 seconds. [ 1351.401714][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.401773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.401823][ T32] task:kworker/0:474 state:D stack:0 pid:6087 tgid:6087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.401925][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.402020][ T32] Call trace: [ 1351.402141][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.402367][ T32] r10:82918930 r9:ecbf1d84 r8:00000002 r7:60000013 r6:ecbf1d8c r5:85814800 ** 9 printk messages dropped ** [ 1351.431550][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 6 printk messages dropped ** [ 1351.432157][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.432256][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.432917][ T32] r10:61c88647 r9:85814800 r8:8575d22c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.439686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.440874][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.441501][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1351.441895][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1351.442326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 7 printk messages dropped ** [ 1351.464813][ T32] r5:84b0938c r4:84b09000 [ 1351.464864][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.464974][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.465024][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.465132][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.465184][ T32] r4:84a4a480 [ 1351.465232][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.465338][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.465402][ T32] r4:00000001 [ 1351.465453][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.465546][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.465662][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.465747][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.465821][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.465889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.465940][ T32] r4:84a42200 [ 1351.465991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.466079][ T32] INFO: task kworker/0:475:6090 blocked for more than 477 seconds. [ 1351.466150][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.466206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.466253][ T32] task:kworker/0:475 state:D stack:0 pid:6090 tgid:6090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.466466][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.466570][ T32] Call trace: [ 1351.466686][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.466802][ T32] r10:82918930 r9:ec975d84 r8:00000002 r7:60000113 r6:ec975d8c r5:85815400 [ 1351.466917][ T32] r4:85815400 [ 1351.466972][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.467124][ T32] r5:85815400 r4:8291892c [ 1351.467347][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.467459][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.467566][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec975e08 [ 1351.467658][ T32] r4:00000000 [ 1351.467888][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.467986][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.468074][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.468169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575e040 [ 1351.468219][ T32] r4:00000000 [ 1351.468263][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.468367][ T32] r9:83018005 r8:85815400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1351.468419][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.468535][ T32] r5:00001000 r4:ec3ed000 [ 1351.468602][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.468698][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.468793][ T32] r5:857ca38c r4:857ca000 [ 1351.469038][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.469299][ T32] r10:61c88647 r9:85815400 r8:8575d2ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.470193][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.470268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.470377][ T32] r4:85763ac0 [ 1351.471099][ T32] INFO: task kworker/0:475:6090 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.471193][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.471325][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.471518][ T32] Call trace: [ 1351.471634][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.471742][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.471794][ T32] r4:00000000 [ 1351.471839][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.471923][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.471982][ T32] 9d20: 9d8dc000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.472218][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.472288][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.472356][ T32] r5:80090013 r4:80239bb0 [ 1351.472407][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.472517][ T32] r4:82ac11e4 [ 1351.472571][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.472668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1351.472747][ T32] r4:e0529dc0 [ 1351.472854][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.472958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1351.473097][ T32] r4:00000000 [ 1351.503970][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.504232][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.504293][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.504413][ T32] r5:00001000 r4:e03bf000 [ 1351.504487][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.504609][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.504720][ T32] r5:84b0938c r4:84b09000 [ 1351.504771][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.504879][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.505023][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.505138][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.505239][ T32] r4:84a4a480 ** 3 printk messages dropped ** [ 1351.505518][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.506211][ T32] Not tainted 6.15.0-syzkaller #0 ** 4 printk messages dropped ** [ 1351.506835][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 7 printk messages dropped ** [ 1351.507448][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.508175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85763140 ** 5 printk messages dropped ** [ 1351.508774][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.508956][ T32] r5:857c9b8c r4:857c9800 ** 3 printk messages dropped ** [ 1351.509266][ T32] r10:61c88647 r9:85816000 r8:8575d32c r7:82804d40 r6:dddced80 r5:dddceda0 ** 9 printk messages dropped ** [ 1351.510417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 7 printk messages dropped ** [ 1351.512073][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.512418][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 1 printk messages dropped ** [ 1351.512580][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.512676][ T32] r4:82ac11e4 [ 1351.512727][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.512825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1351.512965][ T32] r4:e0529dc0 [ 1351.513029][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.539112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1351.539207][ T32] r4:00000000 [ 1351.539283][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.539430][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.539481][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.539581][ T32] r5:00001000 r4:e03bf000 [ 1351.539630][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.539719][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.539811][ T32] r5:84b0938c r4:84b09000 [ 1351.539860][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.539962][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.540051][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.540157][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.540210][ T32] r4:84a4a480 [ 1351.540428][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.540554][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.540608][ T32] r4:00000001 [ 1351.540742][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.540834][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.540943][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.541020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.541084][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.541151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.541202][ T32] r4:84a42200 [ 1351.541257][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.541347][ T32] INFO: task kworker/1:1001:6095 blocked for more than 478 seconds. [ 1351.541503][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.541570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.541624][ T32] task:kworker/1:1001 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.542426][ T32] r5:85816c00 r4:8291892c ** 5 printk messages dropped ** [ 1351.543019][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.547396][ T32] r5:00001000 r4:ec5d5000 [ 1351.547468][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.547846][ T32] r5:841f4f8c r4:841f4c00 ** 3 printk messages dropped ** [ 1351.548196][ T32] r10:61c88647 r9:85816c00 r8:85758bac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 5 printk messages dropped ** [ 1351.548724][ T32] Exception stack(0xecbc9fb0 to 0xecbc9ff8) [ 1351.548788][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.548856][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.548920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.548992][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.549046][ T32] r4:8576c580 [ 1351.549778][ T32] INFO: task kworker/1:1001:6095 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.549858][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.550086][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.550225][ T32] Call trace: [ 1351.550336][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.550462][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.550552][ T32] r4:00000000 [ 1351.550608][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.550697][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.550760][ T32] 9d20: 9dca2000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.550833][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.550896][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.550957][ T32] r5:80090013 r4:80239bb0 [ 1351.551040][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.551169][ T32] r4:82ac11e4 [ 1351.551228][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.551325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1351.551388][ T32] r4:e0529dc0 [ 1351.551428][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.551508][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1351.551552][ T32] r4:00000000 [ 1351.551608][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.551716][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.551796][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.551950][ T32] r5:00001000 r4:e03bf000 [ 1351.552355][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.552459][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.552573][ T32] r5:84b0938c r4:84b09000 [ 1351.552624][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.552732][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.552781][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.552901][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.552963][ T32] r4:84a4a480 [ 1351.583879][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.584125][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.584188][ T32] r4:00000001 [ 1351.584240][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.584324][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.584403][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.584491][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.584626][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.584702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.584756][ T32] r4:84a42200 [ 1351.584843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.585034][ T32] INFO: task kworker/0:477:6097 blocked for more than 478 seconds. [ 1351.585146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.585207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.585257][ T32] task:kworker/0:477 state:D stack:0 pid:6097 tgid:6097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.585382][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.585535][ T32] Call trace: [ 1351.585617][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.585761][ T32] r10:82918930 r9:ecbfdd84 r8:00000002 r7:60000113 r6:ecbfdd8c r5:857fec00 [ 1351.585835][ T32] r4:857fec00 [ 1351.586043][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.586157][ T32] r5:857fec00 r4:8291892c [ 1351.586213][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.586309][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.586495][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbfde08 [ 1351.586564][ T32] r4:00000000 [ 1351.586615][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.586739][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.586942][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.587057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85765f40 ** 4 printk messages dropped ** [ 1351.587480][ T32] r5:00001000 r4:ec3ab000 [ 1351.587529][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.587747][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.588034][ T32] r7:dddced80 r6:83018000 r5:857c9f8c r4:8575d380 ** 7 printk messages dropped ** [ 1351.588748][ T32] Exception stack(0xecbfdfb0 to 0xecbfdff8) ** 6 printk messages dropped ** [ 1351.589861][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1351.590807][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1351.591848][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 6 printk messages dropped ** [ 1351.592408][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 1 printk messages dropped ** [ 1351.592649][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.592765][ T32] r4:84a4a480 [ 1351.592818][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.592920][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.592973][ T32] r4:00000001 [ 1351.593120][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.624216][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.624338][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.624453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.624603][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.624699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.624755][ T32] r4:84a42200 [ 1351.624817][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.624964][ T32] INFO: task kworker/0:478:6100 blocked for more than 478 seconds. [ 1351.625046][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.625107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.625157][ T32] task:kworker/0:478 state:D stack:0 pid:6100 tgid:6100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.625309][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.625507][ T32] Call trace: [ 1351.625611][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.625732][ T32] r10:82918930 r9:ecc05d84 r8:00000002 r7:60000113 r6:ecc05d8c r5:85818c00 [ 1351.625786][ T32] r4:85818c00 [ 1351.625835][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.625928][ T32] r5:85818c00 r4:8291892c [ 1351.625980][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.626071][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.626170][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc05e08 [ 1351.626224][ T32] r4:00000000 [ 1351.626273][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.626367][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.626545][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.626717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575e340 [ 1351.626788][ T32] r4:00000000 [ 1351.626839][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.626943][ T32] r9:83018005 r8:85818c00 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1351.626998][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.627222][ T32] r5:00001000 r4:ec42b000 [ 1351.627290][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.627393][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.627485][ T32] r5:857ca78c r4:857ca400 [ 1351.627535][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.627640][ T32] r7:dddced80 r6:83018000 r5:857ca78c r4:8575d400 [ 1351.627713][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.627859][ T32] r10:61c88647 r9:85818c00 r8:8575d42c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.627955][ T32] r4:8575d400 [ 1351.628013][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.628115][ T32] r10:00000000 r9:8575d400 r8:8027f5e8 r7:ec975e60 r6:85758d00 r5:85818c00 [ 1351.628170][ T32] r4:00000001 [ 1351.628255][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.628391][ T32] Exception stack(0xecc05fb0 to 0xecc05ff8) [ 1351.628492][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.628563][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.628628][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.628694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.628747][ T32] r4:8575e100 [ 1351.629480][ T32] INFO: task kworker/0:478:6100 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.629633][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.629818][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.630129][ T32] Call trace: [ 1351.630228][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.630337][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.630403][ T32] r4:00000000 [ 1351.630487][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.630654][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.630728][ T32] 9d20: 9e359000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.630876][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.630955][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.631016][ T32] r5:80090013 r4:80239bb0 [ 1351.631067][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.631154][ T32] r4:82ac11e4 [ 1351.631206][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.631297][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1351.631362][ T32] r4:e0529dc0 [ 1351.631415][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.631506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1351.631557][ T32] r4:00000000 [ 1351.631604][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.631698][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.631741][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.631860][ T32] r5:00001000 r4:e03bf000 [ 1351.631913][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.632001][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.632137][ T32] r5:84b0938c r4:84b09000 [ 1351.632209][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.632354][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.632412][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.632655][ T32] r4:84a4a480 ** 4 printk messages dropped ** [ 1351.657882][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 6 printk messages dropped ** [ 1351.658520][ T32] INFO: task kworker/0:479:6101 blocked for more than 478 seconds. ** 7 printk messages dropped ** [ 1351.659660][ T32] r4:85819800 ** 3 printk messages dropped ** [ 1351.660200][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1351.661193][ T32] r9:83018005 r8:85819800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 ** 2 printk messages dropped ** [ 1351.661394][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.661577][ T32] r5:857cb38c r4:857cb000 ** 3 printk messages dropped ** [ 1351.662230][ T32] r10:61c88647 r9:85819800 r8:8575d4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.676165][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.677422][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.678194][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 7 printk messages dropped ** [ 1351.678863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 8 printk messages dropped ** [ 1351.679803][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.679918][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.680032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.680140][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.680226][ T32] r4:84a4a480 [ 1351.680283][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.680432][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.680538][ T32] r4:00000001 [ 1351.680592][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.680674][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.680747][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.680817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.680887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.680954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.681002][ T32] r4:84a42200 [ 1351.681049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.681109][ T32] INFO: task kworker/1:1002:6103 blocked for more than 478 seconds. [ 1351.681188][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.681249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.681297][ T32] task:kworker/1:1002 state:D stack:0 pid:6103 tgid:6103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.681440][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.681540][ T32] Call trace: [ 1351.681613][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.681717][ T32] r10:82918930 r9:ecc01d84 r8:00000002 r7:60000113 r6:ecc01d8c r5:8581a400 [ 1351.681778][ T32] r4:8581a400 [ 1351.681869][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.681968][ T32] r5:8581a400 r4:8291892c [ 1351.682042][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.682137][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.682273][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc01e08 [ 1351.682334][ T32] r4:00000000 [ 1351.682391][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.682480][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.682564][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.682655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585b100 [ 1351.682707][ T32] r4:00000000 [ 1351.682792][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.682889][ T32] r9:83018205 r8:8581a400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1351.682937][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.701468][ T32] r5:00001000 r4:ec44d000 [ 1351.701554][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.701625][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.701670][ T32] r5:8578b78c r4:8578b400 [ 1351.701704][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.701780][ T32] r7:ddde2d80 r6:83018200 r5:8578b78c r4:85758e00 [ 1351.701806][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.701854][ T32] r10:61c88647 r9:8581a400 r8:85758e2c r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.701907][ T32] r4:85758e00 [ 1351.701930][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.701977][ T32] r10:00000000 r9:85758e00 r8:8027f5e8 r7:ecbc9e60 r6:85758e80 r5:8581a400 [ 1351.702029][ T32] r4:00000001 [ 1351.702053][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.702124][ T32] Exception stack(0xecc01fb0 to 0xecc01ff8) [ 1351.702186][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.702246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.702276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.702306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.702333][ T32] r4:8585b040 [ 1351.702775][ T32] INFO: task kworker/1:1002:6103 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.702812][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.703035][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.713556][ T32] Call trace: [ 1351.713604][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.713679][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.713709][ T32] r4:00000000 [ 1351.713732][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.713777][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.713811][ T32] 9d20: 9f1be000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.713844][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 3 printk messages dropped ** [ 1351.714043][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1351.714284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 4 printk messages dropped ** [ 1351.714499][ T32] r5:00001000 r4:e03bf000 [ 1351.714521][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.714562][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.714639][ T32] r5:84b0938c r4:84b09000 [ 1351.714666][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.714759][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.714816][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.714866][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.714888][ T32] r4:84a4a480 [ 1351.714908][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.714983][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.715009][ T32] r4:00000001 [ 1351.715029][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.715092][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.715122][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.715151][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.715216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.715271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.715296][ T32] r4:84a42200 [ 1351.715320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.715416][ T32] INFO: task kworker/0:480:6104 blocked for more than 478 seconds. [ 1351.715473][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.715503][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1351.715650][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 9 printk messages dropped ** [ 1351.716000][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.716297][ T32] r5:00001000 r4:ec489000 [ 1351.716316][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1351.716481][ T32] r5:857cab8c r4:857ca800 ** 3 printk messages dropped ** [ 1351.716645][ T32] r10:61c88647 r9:8581b000 r8:8575d52c r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.717044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.717783][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1351.718035][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 7 printk messages dropped ** [ 1351.718417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 11 printk messages dropped ** [ 1351.719095][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.719479][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1351.719693][ T32] r4:84a42200 [ 1351.719716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.719742][ T32] INFO: task kworker/1:1003:6107 blocked for more than 478 seconds. [ 1351.719770][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.719830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.719854][ T32] task:kworker/1:1003 state:D stack:0 pid:6107 tgid:6107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.719928][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.720061][ T32] Call trace: [ 1351.720095][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.720142][ T32] r10:82918930 r9:ecc11d84 r8:00000002 r7:60000113 r6:ecc11d8c r5:8581bc00 [ 1351.720166][ T32] r4:8581bc00 [ 1351.720220][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.720293][ T32] r5:8581bc00 r4:8291892c [ 1351.720318][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.720402][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.720480][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc11e08 [ 1351.720559][ T32] r4:00000000 [ 1351.720585][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.720626][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.720661][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.720702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8585b640 [ 1351.720724][ T32] r4:00000000 [ 1351.720742][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.720784][ T32] r9:83018205 r8:8581bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1351.720833][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.720893][ T32] r5:00001000 r4:eb8e5000 [ 1351.720949][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.720990][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.721032][ T32] r5:8578bf8c r4:8578bc00 [ 1351.721088][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.721134][ T32] r7:ddde2d80 r6:83018200 r5:8578bf8c r4:85758f80 [ 1351.721155][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.721230][ T32] r10:61c88647 r9:8581bc00 r8:85758fac r7:82804d40 r6:ddde2d80 r5:ddde2da0 [ 1351.721255][ T32] r4:85758f80 [ 1351.721275][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.721337][ T32] r10:00000000 r9:85758f80 r8:8027f5e8 r7:ecbc9e60 r6:8576e000 r5:8581bc00 [ 1351.721395][ T32] r4:00000001 [ 1351.721448][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.721486][ T32] Exception stack(0xecc11fb0 to 0xecc11ff8) [ 1351.721547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.721578][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.721606][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.721670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.721698][ T32] r4:8585b1c0 [ 1351.721985][ T32] INFO: task kworker/1:1003:6107 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.722018][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.722113][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.722155][ T32] Call trace: [ 1351.722218][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.722268][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.722292][ T32] r4:00000000 [ 1351.722354][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.722415][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.722447][ T32] 9d20: 9f1be000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.722510][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.722538][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.722585][ T32] r5:80090013 r4:80239bb0 [ 1351.722640][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.722719][ T32] r4:82ac11e4 [ 1351.722759][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.722804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1351.722863][ T32] r4:e0529dc0 ** 1 printk messages dropped ** [ 1351.723087][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 11 printk messages dropped ** [ 1351.744243][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.744453][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1351.744892][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.744918][ T32] task:kworker/0:481 state:D stack:0 pid:6108 tgid:6108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.745004][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.745054][ T32] Call trace: [ 1351.745115][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.745206][ T32] r10:82918930 r9:ecc15d84 r8:00000002 r7:60000113 r6:ecc15d8c r5:8581c800 [ 1351.745260][ T32] r4:8581c800 [ 1351.745322][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.745424][ T32] r5:8581c800 r4:8291892c [ 1351.745449][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.745508][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.745556][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc15e08 [ 1351.745612][ T32] r4:00000000 [ 1351.745693][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.745772][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.745836][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.745881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575e600 [ 1351.745932][ T32] r4:00000000 [ 1351.745983][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.746030][ T32] r9:83018005 r8:8581c800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1351.746080][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.746172][ T32] r5:00001000 r4:ec4b7000 [ 1351.746195][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.746268][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.746349][ T32] r5:857caf8c r4:857cac00 [ 1351.746395][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1351.746572][ T32] r10:61c88647 r9:8581c800 r8:8575d5ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.746962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.747739][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 7 printk messages dropped ** [ 1351.748088][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 10 printk messages dropped ** [ 1351.748560][ T32] r5:00001000 r4:e03bf000 ** 6 printk messages dropped ** [ 1351.748854][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.749090][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.749495][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1351.749899][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.750225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575e840 [ 1351.750301][ T32] r4:00000000 [ 1351.750323][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.750380][ T32] r9:83018005 r8:8581d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1351.750402][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.750497][ T32] r5:00001000 r4:ec4ef000 [ 1351.750520][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.750574][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.750618][ T32] r5:857cb78c r4:857cb400 [ 1351.750638][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.750681][ T32] r7:dddced80 r6:83018000 r5:857cb78c r4:8575d600 [ 1351.750700][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.750795][ T32] r10:61c88647 r9:8581d400 r8:8575d62c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.750821][ T32] r4:8575d600 [ 1351.750840][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.750883][ T32] r10:00000000 r9:8575d600 r8:8027f5e8 r7:ecc09e60 r6:8576e100 r5:8581d400 [ 1351.750943][ T32] r4:00000001 [ 1351.750965][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.751001][ T32] Exception stack(0xecc25fb0 to 0xecc25ff8) [ 1351.751031][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.751059][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.751114][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.751185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.751211][ T32] r4:8575e540 [ 1351.751511][ T32] INFO: task kworker/0:482:6112 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.751543][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.751637][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.751679][ T32] Call trace: [ 1351.751732][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.751779][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.751803][ T32] r4:00000000 [ 1351.751822][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.751858][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.751920][ T32] 9d20: 9f79c000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.751952][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.751978][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.752031][ T32] r5:80090013 r4:80239bb0 [ 1351.752085][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.752127][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1351.752275][ T32] r4:e0529dc0 ** 6 printk messages dropped ** [ 1351.752606][ T32] r5:00001000 r4:e03bf000 ** 6 printk messages dropped ** [ 1351.752975][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1351.783709][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.784091][ T32] task:kworker/0:483 state:D stack:0 pid:6113 tgid:6113 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.784721][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.784889][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.785055][ T32] r5:00001000 r4:ec549000 [ 1351.785076][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.785118][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.785161][ T32] r5:857cbb8c r4:857cb800 [ 1351.785216][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.785303][ T32] r7:dddced80 r6:83018000 r5:857cbb8c r4:8575d680 [ 1351.785362][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.785414][ T32] r10:61c88647 r9:85818000 r8:8575d6ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.785472][ T32] r4:8575d680 [ 1351.785526][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.785640][ T32] r10:00000000 r9:8575d680 r8:8027f5e8 r7:ecc25e60 r6:8576e180 r5:85818000 [ 1351.785666][ T32] r4:00000001 [ 1351.785686][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.785736][ T32] Exception stack(0xecc29fb0 to 0xecc29ff8) [ 1351.785797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.785860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.785924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.785955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.786017][ T32] r4:8575e540 [ 1351.786432][ T32] INFO: task kworker/0:483:6113 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.786497][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.786559][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.786651][ T32] Call trace: [ 1351.786681][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.786752][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.786838][ T32] r4:00000000 [ 1351.786892][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.786958][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.786989][ T32] 9d20: a0357000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.787018][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.787043][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.787097][ T32] r5:80090013 r4:80239bb0 [ 1351.787121][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.787162][ T32] r4:82ac11e4 [ 1351.787211][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.787256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1351.787309][ T32] r4:e0529dc0 [ 1351.787339][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.787382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1351.787403][ T32] r4:00000000 [ 1351.787422][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.787476][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.787529][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.787614][ T32] r5:00001000 r4:e03bf000 [ 1351.787637][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.787676][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.787717][ T32] r5:84b0938c r4:84b09000 [ 1351.787736][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.787780][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.787801][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.787845][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.787896][ T32] r4:84a4a480 [ 1351.787919][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.787963][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.787985][ T32] r4:00000001 [ 1351.788004][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.788038][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.788093][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.788151][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.788180][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.788210][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.788231][ T32] r4:84a42200 [ 1351.788251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.788275][ T32] INFO: task kworker/0:484:6115 blocked for more than 478 seconds. [ 1351.788303][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.788365][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.788393][ T32] task:kworker/0:484 state:D stack:0 pid:6115 tgid:6115 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.788437][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.788533][ T32] Call trace: [ 1351.788668][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.788748][ T32] r10:82918930 r9:ecc31d84 r8:00000002 r7:60000113 r6:ecc31d8c r5:8581ec00 [ 1351.788775][ T32] r4:8581ec00 [ 1351.788819][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.788862][ T32] r5:8581ec00 r4:8291892c [ 1351.788882][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.788920][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.788965][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc31e08 [ 1351.788987][ T32] r4:00000000 [ 1351.789036][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.789096][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.789135][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.789177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575ed80 [ 1351.789199][ T32] r4:00000000 [ 1351.789245][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.789293][ T32] r9:83018005 r8:8581ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1351.789314][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.789360][ T32] r5:00001000 r4:ec5c7000 [ 1351.789391][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.789455][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.789500][ T32] r5:857cc78c r4:857cc400 [ 1351.789519][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.789592][ T32] r7:dddced80 r6:83018000 r5:857cc78c r4:8575d700 [ 1351.789615][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.789660][ T32] r10:61c88647 r9:8581ec00 r8:8575d72c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.789683][ T32] r4:8575d700 [ 1351.789704][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.789776][ T32] r10:00000000 r9:8575d700 r8:8027f5e8 r7:ecc29e60 r6:8576e200 r5:8581ec00 [ 1351.789865][ T32] r4:00000001 [ 1351.789887][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.789922][ T32] Exception stack(0xecc31fb0 to 0xecc31ff8) [ 1351.789971][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.790003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.790470][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1351.791078][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 9 printk messages dropped ** [ 1351.791463][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.791545][ T32] r5:00001000 r4:e03bf000 [ 1351.791569][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.791608][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.791649][ T32] r5:84b0938c r4:84b09000 [ 1351.791669][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.791712][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.791766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.791844][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.791870][ T32] r4:84a4a480 [ 1351.791889][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.791933][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.791957][ T32] r4:00000001 [ 1351.791976][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.792042][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.792101][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.792132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.792159][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.792187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.792209][ T32] r4:84a42200 [ 1351.792264][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.792292][ T32] INFO: task kworker/0:485:6116 blocked for more than 478 seconds. [ 1351.792348][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.792376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.792397][ T32] task:kworker/0:485 state:D stack:0 pid:6116 tgid:6116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.792518][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.792604][ T32] Call trace: [ 1351.792639][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.792724][ T32] r10:82918930 r9:ecbf9d84 r8:00000002 r7:60000013 r6:ecbf9d8c r5:85043000 [ 1351.792780][ T32] r4:85043000 [ 1351.792805][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.792846][ T32] r5:85043000 r4:8291892c ** 2 printk messages dropped ** [ 1351.793019][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf9e08 ** 7 printk messages dropped ** [ 1351.815929][ T32] r9:83018005 r8:85043000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 1 printk messages dropped ** [ 1351.816001][ T32] r5:00001000 r4:ec577000 ** 2 printk messages dropped ** [ 1351.816101][ T32] r5:857cbf8c r4:857cbc00 ** 2 printk messages dropped ** [ 1351.816252][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.816317][ T32] r10:61c88647 r9:85043000 r8:8575d7ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.816381][ T32] r4:8575d780 [ 1351.816404][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.816512][ T32] r10:00000000 r9:8575d780 r8:8027f5e8 r7:ecc31e60 r6:8575d800 r5:85043000 [ 1351.816556][ T32] r4:00000001 [ 1351.816599][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.816640][ T32] Exception stack(0xecbf9fb0 to 0xecbf9ff8) [ 1351.816670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.816699][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.816726][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.816756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.816778][ T32] r4:8575e880 [ 1351.817183][ T32] INFO: task kworker/0:485:6116 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.817216][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.817341][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.817423][ T32] Call trace: [ 1351.817459][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1351.817759][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 4 printk messages dropped ** [ 1351.817927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 7 printk messages dropped ** [ 1351.818289][ T32] r5:00001000 r4:e03bf000 ** 6 printk messages dropped ** [ 1351.818618][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.818899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.818928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.818974][ T32] r4:84a42200 [ 1351.819009][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.819063][ T32] INFO: task kworker/0:486:6120 blocked for more than 478 seconds. [ 1351.819100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.819127][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.819148][ T32] task:kworker/0:486 state:D stack:0 pid:6120 tgid:6120 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.819225][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.819273][ T32] Call trace: [ 1351.819341][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.819391][ T32] r10:82918930 r9:ecc2dd84 r8:00000002 r7:60000113 r6:ecc2dd8c r5:85044800 [ 1351.819414][ T32] r4:85044800 [ 1351.819434][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.819473][ T32] r5:85044800 r4:8291892c [ 1351.819526][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.819570][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.819651][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc2de08 [ 1351.819677][ T32] r4:00000000 [ 1351.819728][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.819769][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.819805][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.819845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575ec80 [ 1351.819867][ T32] r4:00000000 [ 1351.819911][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.819957][ T32] r9:83018005 r8:85044800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1351.819978][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.820020][ T32] r5:00001000 r4:ec595000 [ 1351.820039][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.820079][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1351.820220][ T32] r7:dddced80 r6:83018000 r5:857cc38c r4:8575d880 ** 7 printk messages dropped ** [ 1351.820690][ T32] Exception stack(0xecc2dfb0 to 0xecc2dff8) ** 4 printk messages dropped ** [ 1351.820859][ T32] r4:8575eb80 ** 3 printk messages dropped ** [ 1351.821397][ T32] Call trace: ** 5 printk messages dropped ** [ 1351.821632][ T32] 9d20: a0978000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 7 printk messages dropped ** [ 1351.821995][ T32] r4:e0529dc0 ** 6 printk messages dropped ** [ 1351.822265][ T32] r5:00001000 r4:e03bf000 ** 5 printk messages dropped ** [ 1351.822454][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.822553][ T32] r4:84a4a480 [ 1351.822612][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.822660][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.822711][ T32] r4:00000001 [ 1351.822764][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.822831][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.822860][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.822919][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.822979][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.845942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.846033][ T32] r4:84a42200 [ 1351.846090][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.846140][ T32] INFO: task kworker/0:487:6121 blocked for more than 478 seconds. [ 1351.846178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.846205][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.846257][ T32] task:kworker/0:487 state:D stack:0 pid:6121 tgid:6121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.846321][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.846391][ T32] Call trace: [ 1351.846480][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.846565][ T32] r10:82918930 r9:ecc39d84 r8:00000002 r7:60000013 r6:ecc39d8c r5:85045400 [ 1351.846592][ T32] r4:85045400 [ 1351.846672][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.846715][ T32] r5:85045400 r4:8291892c [ 1351.846737][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.846777][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.846823][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc39e08 [ 1351.846845][ T32] r4:00000000 [ 1351.846864][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.846902][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.846940][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.847008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575ef40 [ 1351.847063][ T32] r4:00000000 [ 1351.847086][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.847164][ T32] r9:83018005 r8:85045400 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1351.847220][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.847266][ T32] r5:00001000 r4:ec6a3000 [ 1351.847288][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.847333][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.847376][ T32] r5:857ccb8c r4:857cc800 [ 1351.847396][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.847442][ T32] r7:dddced80 r6:83018000 r5:857ccb8c r4:8575d980 [ 1351.847462][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.847536][ T32] r10:61c88647 r9:85045400 r8:8575d9ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.847562][ T32] r4:8575d980 [ 1351.847616][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.847693][ T32] r10:00000000 r9:8575d980 r8:8027f5e8 r7:ecc31e60 r6:8575da00 r5:85045400 [ 1351.847757][ T32] r4:00000001 [ 1351.847781][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.847818][ T32] Exception stack(0xecc39fb0 to 0xecc39ff8) [ 1351.847845][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.847905][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.847935][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.847994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.848019][ T32] r4:8575ec00 [ 1351.848428][ T32] INFO: task kworker/0:487:6121 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.848485][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.848581][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.848625][ T32] Call trace: [ 1351.848694][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.848742][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.848764][ T32] r4:00000000 [ 1351.848784][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.848821][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.848881][ T32] 9d20: a1272000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.848949][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.848978][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.849003][ T32] r5:80090013 r4:80239bb0 [ 1351.849023][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.849062][ T32] r4:82ac11e4 [ 1351.849081][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.849153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1351.849178][ T32] r4:e0529dc0 [ 1351.849227][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.849272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1351.849294][ T32] r4:00000000 [ 1351.849312][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.849362][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.849415][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.849459][ T32] r5:00001000 r4:e03bf000 [ 1351.849479][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.849517][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1351.849754][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 8 printk messages dropped ** [ 1351.850158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.850487][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1351.850750][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 8 printk messages dropped ** [ 1351.851121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85868380 ** 4 printk messages dropped ** [ 1351.851333][ T32] r5:00001000 r4:ec8bf000 [ 1351.851370][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1351.851535][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.851616][ T32] r10:61c88647 r9:85046000 r8:8575daac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.851644][ T32] r4:8575da80 [ 1351.851665][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.851708][ T32] r10:00000000 r9:8575da80 r8:8027f5e8 r7:ecc39e60 r6:8575db00 r5:85046000 [ 1351.851729][ T32] r4:00000001 [ 1351.851777][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.851852][ T32] Exception stack(0xecc3dfb0 to 0xecc3dff8) [ 1351.851881][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.851910][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.851963][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.851995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.852045][ T32] r4:8575edc0 [ 1351.852335][ T32] INFO: task kworker/0:488:6123 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.852368][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.852493][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.852545][ T32] Call trace: [ 1351.852596][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.852646][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.852699][ T32] r4:00000000 [ 1351.852723][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.852761][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.852789][ T32] 9d20: a1272000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.852818][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.852872][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.852931][ T32] r5:80090013 r4:80239bb0 [ 1351.852956][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.853023][ T32] r4:82ac11e4 [ 1351.863850][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.863942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1351.864004][ T32] r4:e0529dc0 [ 1351.864030][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.864077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1351.864162][ T32] r4:00000000 [ 1351.864214][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.864265][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.864290][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.864381][ T32] r5:00001000 r4:e03bf000 [ 1351.864436][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.864504][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.864548][ T32] r5:84b0938c r4:84b09000 [ 1351.864568][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.864615][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.864667][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1351.864882][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1351.865197][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1351.865597][ T32] r5:85046c00 r4:8291892c ** 7 printk messages dropped ** [ 1351.866018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8575e280 ** 4 printk messages dropped ** [ 1351.866197][ T32] r5:00001000 r4:ec6c1000 ** 6 printk messages dropped ** [ 1351.866604][ T32] r10:61c88647 r9:85046c00 r8:8575dbac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1351.867495][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1351.868182][ T32] r4:e0529dc0 ** 9 printk messages dropped ** [ 1351.868555][ T32] r5:84b0938c r4:84b09000 ** 7 printk messages dropped ** [ 1351.868895][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1351.869195][ T32] INFO: task kworker/0:490:6126 blocked for more than 478 seconds. ** 12 printk messages dropped ** [ 1351.869786][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 ** 9 printk messages dropped ** [ 1351.870250][ T32] r5:00001000 r4:ec85b000 ** 1 printk messages dropped ** [ 1351.870306][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.870355][ T32] r5:857cd38c r4:857cd000 [ 1351.870375][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.870419][ T32] r7:dddced80 r6:83018000 r5:857cd38c r4:8575dc80 [ 1351.870472][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.870520][ T32] r10:61c88647 r9:85040c00 r8:8575dcac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.870542][ T32] r4:8575dc80 [ 1351.870616][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.870662][ T32] r10:00000000 r9:8575dc80 r8:8027f5e8 r7:ecc3de60 r6:8575dd00 r5:85040c00 [ 1351.870684][ T32] r4:00000001 [ 1351.870728][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.870802][ T32] Exception stack(0xecbd5fb0 to 0xecbd5ff8) [ 1351.870830][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.870858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.870917][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.870950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.870972][ T32] r4:85868080 [ 1351.871250][ T32] INFO: task kworker/0:490:6126 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.871280][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.871400][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.871498][ T32] Call trace: [ 1351.871597][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.871649][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.871705][ T32] r4:00000000 [ 1351.871727][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.871767][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.871824][ T32] 9d20: a1272000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.871857][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.871883][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.871906][ T32] r5:80090013 r4:80239bb0 [ 1351.871926][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.872001][ T32] r4:82ac11e4 [ 1351.872024][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.872098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1351.872137][ T32] r4:e0529dc0 [ 1351.872161][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.872204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1351.872226][ T32] r4:00000000 [ 1351.872246][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.872288][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.872309][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.872374][ T32] r5:00001000 r4:e03bf000 [ 1351.872435][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.872530][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.872576][ T32] r5:84b0938c r4:84b09000 [ 1351.872596][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.872640][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.872660][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.872703][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.872725][ T32] r4:84a4a480 ** 2 printk messages dropped ** [ 1351.872809][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1351.904177][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1351.905212][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1351.906202][ T32] r5:00001000 r4:ec8d3000 ** 4 printk messages dropped ** [ 1351.906655][ T32] r7:dddced80 r6:83018000 r5:857cdb8c r4:8575dd80 ** 9 printk messages dropped ** [ 1351.907396][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1351.909359][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 8 printk messages dropped ** [ 1351.910036][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1351.910994][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1351.912295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1351.937802][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.938477][ T32] r5:00001000 r4:ec913000 ** 5 printk messages dropped ** [ 1351.938995][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.939091][ T32] r10:61c88647 r9:85040000 r8:8575deac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.939146][ T32] r4:8575de80 [ 1351.939197][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.939335][ T32] r10:00000000 r9:8575de80 r8:8027f5e8 r7:ecc45e60 r6:8575df00 r5:85040000 [ 1351.939407][ T32] r4:00000001 [ 1351.939455][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.939541][ T32] Exception stack(0xecc4dfb0 to 0xecc4dff8) [ 1351.939675][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.939748][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.939985][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.940093][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.940207][ T32] r4:85868580 [ 1351.940949][ T32] INFO: task kworker/0:492:6131 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.941032][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.941442][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.941662][ T32] Call trace: [ 1351.941893][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.942112][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.942179][ T32] r4:00000000 [ 1351.942236][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.942329][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.942399][ T32] 9d20: a1f7e000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.942463][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.942522][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.942624][ T32] r5:80090013 r4:80239bb0 [ 1351.942682][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) ** 8 printk messages dropped ** [ 1351.956313][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 12 printk messages dropped ** [ 1351.956887][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1351.957276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1351.958057][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.958449][ T32] r5:00001000 r4:ec8f5000 ** 5 printk messages dropped ** [ 1351.958692][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1351.959197][ T32] r4:85868300 ** 8 printk messages dropped ** [ 1351.960156][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 11 printk messages dropped ** [ 1351.960824][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1351.961323][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 14 printk messages dropped ** [ 1351.962072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1351.962837][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.982435][ T32] r5:857ce78c r4:857ce400 ** 6 printk messages dropped ** [ 1351.982791][ T32] r10:00000000 r9:8586f080 r8:8027f5e8 r7:ecc4de60 r6:8586f100 r5:85030000 ** 13 printk messages dropped ** [ 1351.984326][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 10 printk messages dropped ** [ 1351.984763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 7 printk messages dropped ** [ 1351.985164][ T32] r5:00001000 r4:e03bf000 [ 1351.985185][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.985253][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.985305][ T32] r5:84b0938c r4:84b09000 [ 1351.985326][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.985373][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.985410][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.985458][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.985481][ T32] r4:84a4a480 [ 1351.985500][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.985583][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.985609][ T32] r4:00000001 [ 1351.985630][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.985693][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.985723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.985751][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.985779][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.985838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.985864][ T32] r4:84a42200 [ 1351.985924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.985956][ T32] INFO: task kworker/0:495:6137 blocked for more than 478 seconds. [ 1351.985990][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.986042][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.986068][ T32] task:kworker/0:495 state:D stack:0 pid:6137 tgid:6137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.986113][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.986196][ T32] Call trace: [ 1351.986267][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.986328][ T32] r10:82918930 r9:ecc59d84 r8:00000002 r7:60000113 r6:ecc59d8c r5:85030c00 [ 1351.986355][ T32] r4:85030c00 [ 1351.986375][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1351.986415][ T32] r5:85030c00 r4:8291892c [ 1351.986434][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.986507][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.986620][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc59e08 [ 1351.986680][ T32] r4:00000000 [ 1351.986703][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1351.986743][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1351.986779][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.986819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85868b00 [ 1351.986841][ T32] r4:00000000 [ 1351.986860][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.986902][ T32] r9:83018005 r8:85030c00 r7:00000000 r6:83018000 r5:00001000 r4:7f027000 [ 1351.986923][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.986963][ T32] r5:00001000 r4:dfaf3000 [ 1351.986982][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.987018][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.987059][ T32] r5:857ceb8c r4:857ce800 [ 1351.987079][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.987121][ T32] r7:dddced80 r6:83018000 r5:857ceb8c r4:8586f180 [ 1351.987142][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.987224][ T32] r10:61c88647 r9:85030c00 r8:8586f1ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.987279][ T32] r4:8586f180 [ 1351.987302][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.987381][ T32] r10:00000000 r9:8586f180 r8:8027f5e8 r7:ecc55e60 r6:8586f200 r5:85030c00 [ 1351.987409][ T32] r4:00000001 [ 1351.987430][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.987464][ T32] Exception stack(0xecc59fb0 to 0xecc59ff8) [ 1351.987489][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.987554][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.987593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.987665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.987692][ T32] r4:85868740 [ 1351.987975][ T32] INFO: task kworker/0:495:6137 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1351.988006][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.988098][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.988198][ T32] Call trace: [ 1351.988297][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1351.988346][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1351.988370][ T32] r4:00000000 [ 1351.988419][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.988492][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1351.988559][ T32] 9d20: a282f000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1351.988598][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.988624][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.988648][ T32] r5:80090013 r4:80239bb0 [ 1351.988668][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.988708][ T32] r4:82ac11e4 [ 1351.988728][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.988769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1351.988824][ T32] r4:e0529dc0 [ 1351.988865][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1351.988909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1351.988961][ T32] r4:00000000 [ 1351.989012][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1351.989061][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1351.989112][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1351.989157][ T32] r5:00001000 r4:e03bf000 [ 1351.989214][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1351.989256][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.989296][ T32] r5:84b0938c r4:84b09000 [ 1351.989316][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1351.989374][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1351.989399][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1351.989444][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1351.989466][ T32] r4:84a4a480 [ 1351.989533][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1351.989613][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1351.989639][ T32] r4:00000001 [ 1351.989690][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.989728][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1351.989754][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.989810][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.989860][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.989922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1351.989951][ T32] r4:84a42200 [ 1351.990008][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.990036][ T32] INFO: task kworker/0:496:6139 blocked for more than 478 seconds. [ 1351.990094][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.990121][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.990159][ T32] task:kworker/0:496 state:D stack:0 pid:6139 tgid:6139 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.990265][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.990309][ T32] Call trace: [ 1351.990356][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1351.990442][ T32] r10:82918930 r9:ec751d84 r8:00000002 r7:60000113 r6:ec751d8c r5:85031800 [ 1351.990470][ T32] r4:85031800 [ 1351.990490][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) ** 11 printk messages dropped ** [ 1351.991133][ T32] r9:83018005 r8:85031800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 1 printk messages dropped ** [ 1351.991196][ T32] r5:00001000 r4:eb015000 ** 5 printk messages dropped ** [ 1351.991430][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1351.992375][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.992906][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1351.992931][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1351.992955][ T32] r5:80090013 r4:80239bb0 [ 1351.992976][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1351.993067][ T32] r4:82ac11e4 [ 1352.026031][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.026125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.026152][ T32] r4:e0529dc0 [ 1352.026224][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.026275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.026299][ T32] r4:00000000 [ 1352.026319][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.026365][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.026387][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.026462][ T32] r5:00001000 r4:e03bf000 [ 1352.026487][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.026549][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.026664][ T32] r5:84b0938c r4:84b09000 [ 1352.026717][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.026769][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.026826][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.026875][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.026898][ T32] r4:84a4a480 [ 1352.026918][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.026991][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.027081][ T32] r4:00000001 [ 1352.027134][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.027203][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1352.027236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.027332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.027367][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.027442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.027468][ T32] r4:84a42200 [ 1352.027492][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.027618][ T32] INFO: task kworker/0:497:6141 blocked for more than 478 seconds. [ 1352.027690][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.027758][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.027783][ T32] task:kworker/0:497 state:D stack:0 pid:6141 tgid:6141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.027841][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.027967][ T32] Call trace: [ 1352.028005][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1352.028056][ T32] r10:82918930 r9:ec7b1d84 r8:00000002 r7:60000013 r6:ec7b1d8c r5:85032400 [ 1352.028080][ T32] r4:85032400 [ 1352.028099][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.028138][ T32] r5:85032400 r4:8291892c [ 1352.028159][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.028258][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.028308][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b1e08 [ 1352.028331][ T32] r4:00000000 [ 1352.028378][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1352.028420][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.028491][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.028536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85868740 [ 1352.028595][ T32] r4:00000000 [ 1352.028648][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.028699][ T32] r9:83018005 r8:85032400 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1352.028741][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.028789][ T32] r5:00001000 r4:eb253000 [ 1352.028809][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.028848][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.028922][ T32] r5:857cf38c r4:857cf000 [ 1352.028945][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.028989][ T32] r7:dddced80 r6:83018000 r5:857cf38c r4:8586f380 [ 1352.029036][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.029085][ T32] r10:61c88647 r9:85032400 r8:8586f3ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.029108][ T32] r4:8586f380 [ 1352.029155][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.029202][ T32] r10:00000000 r9:8586f380 r8:8027f5e8 r7:ec751e60 r6:8586f400 r5:85032400 [ 1352.029228][ T32] r4:00000001 [ 1352.029249][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.029285][ T32] Exception stack(0xec7b1fb0 to 0xec7b1ff8) [ 1352.029336][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.029414][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.029445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.029510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.029536][ T32] r4:85868740 [ 1352.029945][ T32] INFO: task kworker/0:497:6141 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.030010][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.030167][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.030247][ T32] Call trace: [ 1352.030348][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.030400][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 3 printk messages dropped ** [ 1352.030594][ T32] 9d20: a3532000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 10 printk messages dropped ** [ 1352.030978][ T32] r4:00000000 [ 1352.031027][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.031103][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.031128][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.031172][ T32] r5:00001000 r4:e03bf000 [ 1352.031220][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.031262][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.031336][ T32] r5:84b0938c r4:84b09000 [ 1352.031359][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.031404][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.031440][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.031488][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.031547][ T32] r4:84a4a480 ** 5 printk messages dropped ** [ 1352.031829][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1352.032215][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.032564][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.033008][ T32] r5:00001000 r4:eb3b3000 [ 1352.033108][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.048017][ T32] r7:dddced80 r6:83018000 r5:857cf78c r4:8586f480 ** 8 printk messages dropped ** [ 1352.048322][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1352.049279][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1352.049637][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.049901][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.050267][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.050625][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.050819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1352.051182][ T32] Call trace: ** 4 printk messages dropped ** [ 1352.051415][ T32] r5:85034800 r4:8291892c ** 5 printk messages dropped ** [ 1352.051705][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.052035][ T32] r5:00001000 r4:eb77b000 [ 1352.052055][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.052215][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.052613][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.065546][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.065636][ T32] Call trace: [ 1352.065708][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.065790][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.065851][ T32] r4:00000000 [ 1352.065876][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.065916][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.065945][ T32] 9d20: a3dc7000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.065974][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.065999][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.066044][ T32] r5:80090013 r4:80239bb0 [ 1352.066067][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.066140][ T32] r4:82ac11e4 [ 1352.066165][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.066208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.066231][ T32] r4:e0529dc0 [ 1352.066281][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.066328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.066351][ T32] r4:00000000 [ 1352.066371][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.066417][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.066458][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.066503][ T32] r5:00001000 r4:e03bf000 [ 1352.066524][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.066562][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.066610][ T32] r5:84b0938c r4:84b09000 [ 1352.066630][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.066676][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.066697][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.066742][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.066785][ T32] r4:84a4a480 [ 1352.066838][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.066887][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.066910][ T32] r4:00000001 [ 1352.066930][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.066964][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1352.066991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.067052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.067082][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.067111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.067132][ T32] r4:84a42200 [ 1352.067155][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.067195][ T32] INFO: task kworker/0:500:6148 blocked for more than 478 seconds. [ 1352.067256][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.067284][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.067318][ T32] task:kworker/0:500 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.067366][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.067422][ T32] Call trace: [ 1352.067487][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1352.067534][ T32] r10:82918930 r9:ec9c9d84 r8:00000002 r7:60000013 r6:ec9c9d8c r5:85033000 [ 1352.067557][ T32] r4:85033000 [ 1352.067615][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.067660][ T32] r5:85033000 r4:8291892c [ 1352.067680][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.067723][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1352.067952][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 10 printk messages dropped ** [ 1352.068405][ T32] r7:dddced80 r6:83018000 r5:857d838c r4:8586f680 ** 9 printk messages dropped ** [ 1352.068845][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1352.069748][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 5 printk messages dropped ** [ 1352.069951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.070004][ T32] r4:e0529dc0 [ 1352.070026][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.070069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.070091][ T32] r4:00000000 [ 1352.070130][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.070177][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.070198][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.070238][ T32] r5:00001000 r4:e03bf000 [ 1352.070292][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.070364][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.070434][ T32] r5:84b0938c r4:84b09000 [ 1352.070456][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.070501][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.070563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.070646][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1352.070838][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.070866][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.070948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.071012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.071037][ T32] r4:84a42200 [ 1352.071087][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.071114][ T32] INFO: task kworker/0:501:6149 blocked for more than 478 seconds. [ 1352.071141][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.071164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.071185][ T32] task:kworker/0:501 state:D stack:0 pid:6149 tgid:6149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.071331][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.071377][ T32] Call trace: [ 1352.071421][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1352.071467][ T32] r10:82918930 r9:ec815d84 r8:00000002 r7:60000013 r6:ec815d8c r5:85035400 [ 1352.071489][ T32] r4:85035400 [ 1352.071541][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.071661][ T32] r5:85035400 r4:8291892c ** 3 printk messages dropped ** [ 1352.071850][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.072076][ T32] r9:83018005 r8:85035400 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 ** 1 printk messages dropped ** [ 1352.072175][ T32] r5:00001000 r4:eb7e5000 ** 4 printk messages dropped ** [ 1352.072341][ T32] r7:dddced80 r6:83018000 r5:857cff8c r4:8586f780 ** 5 printk messages dropped ** [ 1352.072664][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.072847][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.097087][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 8 printk messages dropped ** [ 1352.097484][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1352.097750][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 8 printk messages dropped ** [ 1352.098227][ T32] r5:84b0938c r4:84b09000 ** 3 printk messages dropped ** [ 1352.098468][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 6 printk messages dropped ** [ 1352.098769][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.099130][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1352.099522][ T32] r5:849b0000 r4:8291892c ** 3 printk messages dropped ** [ 1352.099696][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.099891][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.100077][ T32] r5:00001000 r4:ec7c5000 [ 1352.100100][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.100308][ T32] r7:ddde2d80 r6:83018200 r5:858d438c r4:8576e280 ** 4 printk messages dropped ** [ 1352.100502][ T32] r10:00000000 r9:8576e280 r8:8027f5e8 r7:ecbc9e60 r6:8586f880 r5:849b0000 ** 7 printk messages dropped ** [ 1352.100834][ T32] r4:84a193c0 ** 3 printk messages dropped ** [ 1352.101333][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.101623][ T32] 9d20: a4353000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 12 printk messages dropped ** [ 1352.102207][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 8 printk messages dropped ** [ 1352.102596][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 7 printk messages dropped ** [ 1352.102995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.122305][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.122613][ T32] r5:85898000 r4:8291892c ** 3 printk messages dropped ** [ 1352.122821][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.123426][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.123630][ T32] r5:00001000 r4:ec755000 [ 1352.123651][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.123810][ T32] r7:ddde2d80 r6:83018200 r5:841f538c r4:8576e300 ** 4 printk messages dropped ** [ 1352.123969][ T32] r10:00000000 r9:8576e300 r8:8027f5e8 r7:eca31e60 r6:8576e380 r5:85898000 ** 7 printk messages dropped ** [ 1352.124261][ T32] r4:84a193c0 ** 2 printk messages dropped ** [ 1352.124783][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1352.124907][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.124937][ T32] r4:00000000 [ 1352.124968][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.125007][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.125062][ T32] 9d20: a4a19000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.125096][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.125155][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.125207][ T32] r5:80090013 r4:80239bb0 [ 1352.125281][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.125330][ T32] r4:82ac11e4 [ 1352.125351][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.125393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.125415][ T32] r4:e0529dc0 [ 1352.125435][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.125475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.125499][ T32] r4:00000000 [ 1352.125539][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.125624][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.125679][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.125725][ T32] r5:00001000 r4:e03bf000 [ 1352.125776][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.125847][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.125892][ T32] r5:84b0938c r4:84b09000 [ 1352.125912][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.125991][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.126015][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.126119][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.126146][ T32] r4:84a4a480 [ 1352.126166][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.126210][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.126233][ T32] r4:00000001 [ 1352.126252][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.126285][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1352.126311][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.126338][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.126393][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.126458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.126483][ T32] r4:84a42200 [ 1352.126534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.126564][ T32] INFO: task kworker/0:502:6156 blocked for more than 478 seconds. [ 1352.126635][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.126664][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.126720][ T32] task:kworker/0:502 state:D stack:0 pid:6156 tgid:6156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.126768][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.126822][ T32] Call trace: [ 1352.126882][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1352.126957][ T32] r10:82918930 r9:eca2dd84 r8:00000002 r7:60000013 r6:eca2dd8c r5:849b1800 [ 1352.127020][ T32] r4:849b1800 [ 1352.127059][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.127102][ T32] r5:849b1800 r4:8291892c [ 1352.127178][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.127250][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.127329][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca2de08 [ 1352.127374][ T32] r4:00000000 [ 1352.127396][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1352.127465][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.127504][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.127545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85877a00 [ 1352.127567][ T32] r4:00000000 [ 1352.127618][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.127664][ T32] r9:83018005 r8:849b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1352.127685][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.127727][ T32] r5:00001000 r4:ec681000 [ 1352.127746][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.127783][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.127853][ T32] r5:857d878c r4:857d8400 [ 1352.127877][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.127921][ T32] r7:dddced80 r6:83018000 r5:857d878c r4:8586f900 [ 1352.127941][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.128017][ T32] r10:61c88647 r9:849b1800 r8:8586f92c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.128073][ T32] r4:8586f900 [ 1352.128094][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.128138][ T32] r10:00000000 r9:8586f900 r8:8027f5e8 r7:ec9c9e60 r6:8586f980 r5:849b1800 [ 1352.128191][ T32] r4:00000001 [ 1352.128215][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.128287][ T32] Exception stack(0xeca2dfb0 to 0xeca2dff8) [ 1352.128317][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.128366][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.128395][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.128453][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.128499][ T32] r4:858776c0 [ 1352.128803][ T32] INFO: task kworker/0:502:6156 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.128838][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.128929][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.128971][ T32] Call trace: [ 1352.129001][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.129080][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.129106][ T32] r4:00000000 [ 1352.129137][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1352.129350][ T32] r5:80090013 r4:80239bb0 ** 4 printk messages dropped ** [ 1352.129491][ T32] r4:e0529dc0 ** 6 printk messages dropped ** [ 1352.129779][ T32] r5:00001000 r4:e03bf000 ** 4 printk messages dropped ** [ 1352.130022][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 4 printk messages dropped ** [ 1352.130217][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 7 printk messages dropped ** [ 1352.130493][ T32] r4:84a42200 ** 5 printk messages dropped ** [ 1352.130705][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.130987][ T32] r5:849b3c00 r4:8291892c ** 5 printk messages dropped ** [ 1352.131258][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.131607][ T32] r5:00001000 r4:ec805000 [ 1352.131631][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.131772][ T32] r7:dddced80 r6:83018000 r5:857d8b8c r4:8586fa00 ** 4 printk messages dropped ** [ 1352.131958][ T32] r10:00000000 r9:8586fa00 r8:8027f5e8 r7:eca2de60 r6:8586fa80 r5:849b3c00 ** 7 printk messages dropped ** [ 1352.132258][ T32] r4:85877880 ** 3 printk messages dropped ** [ 1352.132731][ T32] Call trace: ** 5 printk messages dropped ** [ 1352.133023][ T32] 9d20: a4a19000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 7 printk messages dropped ** [ 1352.157709][ T32] r4:e0529dc0 ** 6 printk messages dropped ** [ 1352.157991][ T32] r5:00001000 r4:e03bf000 ** 5 printk messages dropped ** [ 1352.158199][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1352.158377][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.158657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1352.158969][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.159379][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.159428][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca8de08 [ 1352.159452][ T32] r4:00000000 [ 1352.159471][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1352.159508][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.159543][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.159620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85877000 [ 1352.159646][ T32] r4:00000000 [ 1352.159696][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.159776][ T32] r9:83018005 r8:849b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1352.159831][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.159875][ T32] r5:00001000 r4:ec82d000 [ 1352.159895][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.159964][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.160010][ T32] r5:857d8f8c r4:857d8c00 [ 1352.160034][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.160113][ T32] r7:dddced80 r6:83018000 r5:857d8f8c r4:8586fb00 [ 1352.160136][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.160182][ T32] r10:61c88647 r9:849b2400 r8:8586fb2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.160204][ T32] r4:8586fb00 [ 1352.160222][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.160265][ T32] r10:00000000 r9:8586fb00 r8:8027f5e8 r7:eca7de60 r6:8586fb80 r5:849b2400 [ 1352.160286][ T32] r4:00000001 [ 1352.160344][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.160381][ T32] Exception stack(0xeca8dfb0 to 0xeca8dff8) [ 1352.160440][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.160497][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.160527][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.160557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.160588][ T32] r4:85877900 [ 1352.160987][ T32] INFO: task kworker/0:504:6161 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.161019][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.161075][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.161188][ T32] Call trace: [ 1352.161221][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.161269][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.161324][ T32] r4:00000000 [ 1352.161384][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.161426][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.161455][ T32] 9d20: a4fa0000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.161484][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.161509][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.161532][ T32] r5:80090013 r4:80239bb0 [ 1352.161565][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.161613][ T32] r4:82ac11e4 [ 1352.161633][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.161674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.161735][ T32] r4:e0529dc0 [ 1352.161759][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.161834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.161893][ T32] r4:00000000 [ 1352.161915][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.161960][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.161981][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.162053][ T32] r5:00001000 r4:e03bf000 [ 1352.162076][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.162151][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.162224][ T32] r5:84b0938c r4:84b09000 [ 1352.162279][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.162327][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.162350][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.162395][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.162451][ T32] r4:84a4a480 [ 1352.162503][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.162597][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.162636][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.162835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1352.176941][ T32] r4:849b5400 ** 4 printk messages dropped ** [ 1352.177149][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecabde08 ** 9 printk messages dropped ** [ 1352.177730][ T32] r5:00001000 r4:ecd3b000 ** 1 printk messages dropped ** [ 1352.177829][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1352.178413][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 12 printk messages dropped ** [ 1352.179519][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1352.179798][ T32] r5:80090013 r4:80239bb0 [ 1352.179850][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.179895][ T32] r4:82ac11e4 [ 1352.179952][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.179999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.180058][ T32] r4:e0529dc0 [ 1352.180109][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.180155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.180177][ T32] r4:00000000 [ 1352.180233][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.180310][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.180337][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.180410][ T32] r5:00001000 r4:e03bf000 [ 1352.180433][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.180498][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.180541][ T32] r5:84b0938c r4:84b09000 [ 1352.180560][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.180611][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.180661][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.180714][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.180737][ T32] r4:84a4a480 [ 1352.180757][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.180801][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.180823][ T32] r4:00000001 [ 1352.180842][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.180877][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1352.180903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.180931][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.180957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.180985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.181041][ T32] r4:84a42200 [ 1352.181096][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.181174][ T32] INFO: task kworker/1:1007:6164 blocked for more than 478 seconds. [ 1352.181241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.181290][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.181327][ T32] task:kworker/1:1007 state:D stack:0 pid:6164 tgid:6164 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1352.182102][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1352.182441][ T32] r5:00001000 r4:eca3f000 ** 6 printk messages dropped ** [ 1352.182891][ T32] r10:61c88647 r9:849b6000 r8:8576e4ac r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 12 printk messages dropped ** [ 1352.206599][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1352.207356][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1352.207629][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.207917][ T32] r5:84b0938c r4:84b09000 ** 6 printk messages dropped ** [ 1352.208309][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 9 printk messages dropped ** [ 1352.208733][ T32] INFO: task kworker/0:505:6166 blocked for more than 478 seconds. ** 6 printk messages dropped ** [ 1352.209182][ T32] r10:82918930 r9:ecad9d84 r8:00000002 r7:60000113 r6:ecad9d8c r5:849b4800 ** 11 printk messages dropped ** [ 1352.209729][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.209961][ T32] r5:00001000 r4:ec84d000 ** 6 printk messages dropped ** [ 1352.210301][ T32] r10:61c88647 r9:849b4800 r8:8586fd2c r7:82804d40 r6:dddced80 r5:dddceda0 ** 4 printk messages dropped ** [ 1352.210536][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.210573][ T32] Exception stack(0xecad9fb0 to 0xecad9ff8) [ 1352.210604][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.210633][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.210675][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.210736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.210789][ T32] r4:85877f00 [ 1352.211064][ T32] INFO: task kworker/0:505:6166 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.211096][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.211151][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.211242][ T32] Call trace: [ 1352.211276][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.211352][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.211379][ T32] r4:00000000 [ 1352.211398][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.211469][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.211500][ T32] 9d20: a5ed4000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.211560][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.211632][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.211660][ T32] r5:80090013 r4:80239bb0 [ 1352.211682][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.211753][ T32] r4:82ac11e4 [ 1352.211775][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.211848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.211898][ T32] r4:e0529dc0 [ 1352.211920][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.211962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.212012][ T32] r4:00000000 [ 1352.212034][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.212130][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.212155][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.212197][ T32] r5:00001000 r4:e03bf000 [ 1352.212216][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.212286][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.212331][ T32] r5:84b0938c r4:84b09000 [ 1352.212390][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.212438][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.212486][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.212573][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.212635][ T32] r4:84a4a480 [ 1352.212658][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.212733][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.212758][ T32] r4:00000001 [ 1352.212778][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.212812][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1352.212865][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.212896][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.212924][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.212980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.227528][ T32] r4:84a42200 [ 1352.227658][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.227701][ T32] INFO: task kworker/0:506:6168 blocked for more than 478 seconds. [ 1352.227736][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.227793][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.227818][ T32] task:kworker/0:506 state:D stack:0 pid:6168 tgid:6168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.227906][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.228003][ T32] Call trace: [ 1352.228098][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1352.228367][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.228849][ T32] r5:00001000 r4:ec965000 [ 1352.228869][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.228908][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1352.229203][ T32] r4:8586fe00 ** 6 printk messages dropped ** [ 1352.229477][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.230388][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 10 printk messages dropped ** [ 1352.230822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 12 printk messages dropped ** [ 1352.231418][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 4 printk messages dropped ** [ 1352.231603][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 10 printk messages dropped ** [ 1352.232065][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1352.232377][ T32] r4:849b6c00 ** 7 printk messages dropped ** [ 1352.232698][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.232944][ T32] r5:00001000 r4:ec983000 ** 1 printk messages dropped ** [ 1352.233044][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1352.249537][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1352.250237][ T32] INFO: task kworker/0:507:6172 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 9 printk messages dropped ** [ 1352.250812][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 9 printk messages dropped ** [ 1352.251182][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1352.251411][ T32] r5:84b0938c r4:84b09000 ** 6 printk messages dropped ** [ 1352.251725][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 10 printk messages dropped ** [ 1352.252024][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1352.252444][ T32] r5:849b3000 r4:8291892c ** 1 printk messages dropped ** [ 1352.252580][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.252660][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca5de08 [ 1352.252686][ T32] r4:00000000 [ 1352.252705][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1352.252743][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.252778][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.252818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586d640 [ 1352.252870][ T32] r4:00000000 [ 1352.252921][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.253024][ T32] r9:83018005 r8:849b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1352.265724][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.265825][ T32] r5:00001000 r4:ec997000 [ 1352.265881][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.265927][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.266002][ T32] r5:857d9f8c r4:857d9c00 [ 1352.266027][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.266075][ T32] r7:dddced80 r6:83018000 r5:857d9f8c r4:85871000 [ 1352.266126][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.266175][ T32] r10:61c88647 r9:849b3000 r8:8587102c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.266224][ T32] r4:85871000 [ 1352.266247][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.266319][ T32] r10:00000000 r9:85871000 r8:8027f5e8 r7:ecab1e60 r6:85871080 r5:849b3000 [ 1352.266345][ T32] r4:00000001 [ 1352.266366][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.266403][ T32] Exception stack(0xeca5dfb0 to 0xeca5dff8) [ 1352.266449][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.266481][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.266520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.266552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.266593][ T32] r4:8586d380 [ 1352.267008][ T32] INFO: task kworker/0:508:6173 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.267086][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.267161][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.267243][ T32] Call trace: [ 1352.267305][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.267360][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.267384][ T32] r4:00000000 [ 1352.267404][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.267471][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.267524][ T32] 9d20: a6ca6000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.267555][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.267592][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.267617][ T32] r5:80090013 r4:80239bb0 [ 1352.267638][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.267680][ T32] r4:82ac11e4 [ 1352.267700][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.267742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.267764][ T32] r4:e0529dc0 [ 1352.267798][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.267843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.267898][ T32] r4:00000000 [ 1352.267922][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.267999][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.268063][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1352.268338][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1352.268936][ T32] INFO: task kworker/0:509:6174 blocked for more than 478 seconds. ** 12 printk messages dropped ** [ 1352.270009][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d9e08 ** 9 printk messages dropped ** [ 1352.270766][ T32] r5:00001000 r4:ec9b5000 ** 5 printk messages dropped ** [ 1352.271237][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1352.271975][ T32] r4:8586d380 [ 1352.272269][ T32] INFO: task kworker/0:509:6174 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.272341][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.272446][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.272594][ T32] Call trace: [ 1352.272674][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.272769][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.272866][ T32] r4:00000000 [ 1352.272927][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.273001][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.287743][ T32] 9d20: a6f41000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.287827][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.287889][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.287921][ T32] r5:80090013 r4:80239bb0 [ 1352.287977][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.288071][ T32] r4:82ac11e4 [ 1352.288109][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.288187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.288243][ T32] r4:e0529dc0 [ 1352.288298][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.288378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.288431][ T32] r4:00000000 [ 1352.288514][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.288566][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.288602][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.288651][ T32] r5:00001000 r4:e03bf000 [ 1352.288672][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.288802][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.288895][ T32] r5:84b0938c r4:84b09000 [ 1352.288920][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.289008][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.289032][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.289106][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.289132][ T32] r4:84a4a480 [ 1352.289152][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.289197][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.289251][ T32] r4:00000001 [ 1352.289273][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1352.289569][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1352.290384][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaf1e08 ** 9 printk messages dropped ** [ 1352.290720][ T32] r5:00001000 r4:ec9e5000 ** 3 printk messages dropped ** [ 1352.290889][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1352.291771][ T32] INFO: task kworker/0:510:6177 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 5 printk messages dropped ** [ 1352.292172][ T32] r4:00000000 [ 1352.292198][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.292238][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.292266][ T32] 9d20: a6f41000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.292294][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.292319][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.292354][ T32] r5:80090013 r4:80239bb0 [ 1352.292376][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.292414][ T32] r4:82ac11e4 [ 1352.292433][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.292565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.292596][ T32] r4:e0529dc0 [ 1352.292616][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.292659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.292680][ T32] r4:00000000 [ 1352.292710][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.292774][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.292798][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.292839][ T32] r5:00001000 r4:e03bf000 [ 1352.292879][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.292954][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.293041][ T32] r5:84b0938c r4:84b09000 [ 1352.310231][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.310331][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 1 printk messages dropped ** [ 1352.310423][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 2 printk messages dropped ** [ 1352.310572][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.310625][ T32] r4:00000001 [ 1352.310648][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.310686][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1352.310715][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.310770][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.310896][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.310937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.310960][ T32] r4:84a42200 [ 1352.311039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.311123][ T32] INFO: task kworker/0:511:6178 blocked for more than 478 seconds. [ 1352.311191][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1352.311534][ T32] r5:85830000 r4:8291892c ** 6 printk messages dropped ** [ 1352.311869][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1352.312155][ T32] r5:00001000 r4:ec9c3000 [ 1352.312178][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.312319][ T32] r7:dddced80 r6:83018000 r5:857da78c r4:85871300 ** 7 printk messages dropped ** [ 1352.312787][ T32] Exception stack(0xecb11fb0 to 0xecb11ff8) ** 7 printk messages dropped ** [ 1352.320383][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1352.320782][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 7 printk messages dropped ** [ 1352.321126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1352.321651][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1352.322033][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 10 printk messages dropped ** [ 1352.322417][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1352.322799][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.322848][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 [ 1352.322870][ T32] r4:00000000 [ 1352.322890][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1352.322927][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.335640][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.335806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8586db40 [ 1352.335837][ T32] r4:00000000 [ 1352.335859][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.335940][ T32] r9:83018005 r8:85830c00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1352.335966][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.336012][ T32] r5:00001000 r4:ec9db000 [ 1352.336061][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.336104][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.336145][ T32] r5:857dab8c r4:857da800 [ 1352.336166][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.336245][ T32] r7:dddced80 r6:83018000 r5:857dab8c r4:85871400 [ 1352.336269][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.336315][ T32] r10:61c88647 r9:85830c00 r8:8587142c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.336374][ T32] r4:85871400 [ 1352.336398][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.336604][ T32] r10:00000000 r9:85871400 r8:8027f5e8 r7:ecaf1e60 r6:85871480 r5:85830c00 [ 1352.336698][ T32] r4:00000001 [ 1352.336747][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.336833][ T32] Exception stack(0xecb1dfb0 to 0xecb1dff8) [ 1352.336897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.336960][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.337020][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.337159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.337255][ T32] r4:8586d9c0 [ 1352.338020][ T32] INFO: task kworker/0:512:6181 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.338098][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.338335][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.338555][ T32] Call trace: [ 1352.338711][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.338824][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.338894][ T32] r4:00000000 [ 1352.339008][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.339096][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.339158][ T32] 9d20: a7cbc000 ee50b000 00000001 80239b98 7f7b5000 00000001 ** 6 printk messages dropped ** [ 1352.339910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 9 printk messages dropped ** [ 1352.341310][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.342154][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1352.342546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 10 printk messages dropped ** [ 1352.371180][ T32] r4:85831800 ** 4 printk messages dropped ** [ 1352.371786][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe5e08 ** 9 printk messages dropped ** [ 1352.372676][ T32] r5:00001000 r4:ec9fb000 ** 1 printk messages dropped ** [ 1352.372985][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.379944][ T32] Exception stack(0xecbe5fb0 to 0xecbe5ff8) ** 5 printk messages dropped ** [ 1352.381340][ T32] INFO: task kworker/0:513:6182 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.381488][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.381647][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.381774][ T32] Call trace: [ 1352.382121][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.382229][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.382387][ T32] r4:00000000 [ 1352.382439][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.382521][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.382580][ T32] 9d20: a80d0000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.382650][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.382703][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.382788][ T32] r5:80090013 r4:80239bb0 [ 1352.382839][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.382925][ T32] r4:82ac11e4 [ 1352.382994][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.404100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.404192][ T32] r4:e0529dc0 [ 1352.404240][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.404366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.404416][ T32] r4:00000000 [ 1352.404537][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.404655][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 7 printk messages dropped ** [ 1352.405276][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1352.406169][ T32] r4:84a42200 ** 9 printk messages dropped ** [ 1352.406960][ T32] r4:85832400 ** 7 printk messages dropped ** [ 1352.407572][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.408233][ T32] r5:00001000 r4:eca49000 ** 4 printk messages dropped ** [ 1352.408709][ T32] r7:dddced80 r6:83018000 r5:857e478c r4:85871600 ** 10 printk messages dropped ** [ 1352.409546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1352.411322][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 15 printk messages dropped ** [ 1352.412614][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.436928][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 7 printk messages dropped ** [ 1352.437514][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1352.438451][ T32] r4:85833000 ** 5 printk messages dropped ** [ 1352.438915][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1352.439706][ T32] r5:00001000 r4:eca05000 [ 1352.439783][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.440319][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.441262][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1352.442743][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 9 printk messages dropped ** [ 1352.469634][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1352.470679][ T32] r5:84b0938c r4:84b09000 [ 1352.470754][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.470855][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.470934][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.471036][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.471150][ T32] r4:84a4a480 [ 1352.471204][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.471301][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.471511][ T32] r4:00000001 [ 1352.471563][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.471684][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1352.471746][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.471821][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.471882][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.471947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.471994][ T32] r4:84a42200 [ 1352.472047][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.472245][ T32] INFO: task kworker/0:516:6187 blocked for more than 478 seconds. [ 1352.472317][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.472371][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.472420][ T32] task:kworker/0:516 state:D stack:0 pid:6187 tgid:6187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.472570][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.472731][ T32] Call trace: [ 1352.472805][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1352.472909][ T32] r10:82918930 r9:ecc65d84 r8:00000002 r7:60000113 r6:ecc65d8c r5:85833c00 [ 1352.473077][ T32] r4:85833c00 [ 1352.483984][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.484172][ T32] r5:85833c00 r4:8291892c [ 1352.484226][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.484311][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.484412][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc65e08 [ 1352.484493][ T32] r4:00000000 [ 1352.484625][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1352.484716][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.484800][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.484919][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85877b80 [ 1352.484973][ T32] r4:00000000 [ 1352.485021][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.485119][ T32] r9:83018005 r8:85833c00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1352.485169][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.485263][ T32] r5:00001000 r4:eca17000 [ 1352.485310][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.485428][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.485522][ T32] r5:857dbb8c r4:857db800 [ 1352.485567][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.485669][ T32] r7:dddced80 r6:83018000 r5:857dbb8c r4:85871800 [ 1352.485720][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.485815][ T32] r10:61c88647 r9:85833c00 r8:8587182c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.486136][ T32] r4:85871800 [ 1352.486187][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.486283][ T32] r10:00000000 r9:85871800 r8:8027f5e8 r7:ecbe9e60 r6:85871880 r5:85833c00 [ 1352.486332][ T32] r4:00000001 [ 1352.486378][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.486515][ T32] Exception stack(0xecc65fb0 to 0xecc65ff8) [ 1352.486673][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1352.487738][ T32] INFO: task kworker/0:516:6187 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 13 printk messages dropped ** [ 1352.489248][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1352.490164][ T32] r5:00001000 r4:e03bf000 ** 8 printk messages dropped ** [ 1352.491339][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 14 printk messages dropped ** [ 1352.492923][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1352.538862][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1352.539370][ T32] r5:00001000 r4:eca23000 [ 1352.539448][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.539533][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.539628][ T32] r5:857dbf8c r4:857dbc00 [ 1352.539712][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.539819][ T32] r7:dddced80 r6:83018000 r5:857dbf8c r4:85871900 [ 1352.539867][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.539958][ T32] r10:61c88647 r9:85835400 r8:8587192c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.540008][ T32] r4:85871900 [ 1352.540052][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.540175][ T32] r10:00000000 r9:85871900 r8:8027f5e8 r7:ecbe9e60 r6:85871980 r5:85835400 [ 1352.540231][ T32] r4:00000001 [ 1352.540332][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.540421][ T32] Exception stack(0xecc61fb0 to 0xecc61ff8) [ 1352.540514][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.540581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.540649][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.540712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1352.542070][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 13 printk messages dropped ** [ 1352.553654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 14 printk messages dropped ** [ 1352.554927][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 13 printk messages dropped ** [ 1352.555924][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.556356][ T32] r4:85836000 [ 1352.556420][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.556533][ T32] r5:85836000 r4:8291892c [ 1352.556589][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.556675][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.556772][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc6de08 [ 1352.556823][ T32] r4:00000000 [ 1352.556864][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1352.556945][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.557049][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.557162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8587cf40 [ 1352.557218][ T32] r4:00000000 [ 1352.557261][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.557352][ T32] r9:83018205 r8:85836000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1352.557400][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.557489][ T32] r5:00001000 r4:ecadf000 [ 1352.557532][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.557639][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.557736][ T32] r5:858d478c r4:858d4400 [ 1352.557787][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.557885][ T32] r7:ddde2d80 r6:83018200 r5:858d478c r4:8576e500 [ 1352.557930][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.558023][ T32] r10:61c88647 r9:85836000 r8:8576e52c r7:82804d40 r6:ddde2d80 r5:ddde2da0 ** 4 printk messages dropped ** [ 1352.558439][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1352.560040][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 16 printk messages dropped ** [ 1352.561398][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 9 printk messages dropped ** [ 1352.562158][ T32] r4:84a4a480 ** 7 printk messages dropped ** [ 1352.562657][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1352.591071][ T32] r10:82918930 r9:ecc69d84 r8:00000002 r7:60000013 r6:ecc69d8c r5:85836c00 ** 10 printk messages dropped ** [ 1352.591867][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85885640 ** 6 printk messages dropped ** [ 1352.592397][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1352.592564][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.592667][ T32] r7:dddced80 r6:83018000 r5:857e4b8c r4:85871b00 [ 1352.592720][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.592820][ T32] r10:61c88647 r9:85836c00 r8:85871b2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.592885][ T32] r4:85871b00 [ 1352.592934][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.608216][ T32] r10:00000000 r9:85871b00 r8:8027f5e8 r7:ecbe9e60 r6:85871b80 r5:85836c00 [ 1352.608362][ T32] r4:00000001 [ 1352.608436][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.608581][ T32] Exception stack(0xecc69fb0 to 0xecc69ff8) [ 1352.608702][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.608773][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.608920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.608989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.609038][ T32] r4:85885580 [ 1352.609821][ T32] INFO: task kworker/0:518:6194 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.609896][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.610060][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.610210][ T32] Call trace: [ 1352.610338][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.610449][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.610501][ T32] r4:00000000 [ 1352.610563][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.610670][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.610767][ T32] 9d20: a996a000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.610836][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.610893][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.610943][ T32] r5:80090013 r4:80239bb0 [ 1352.611006][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.611115][ T32] r4:82ac11e4 [ 1352.611167][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.611258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.611339][ T32] r4:e0529dc0 ** 2 printk messages dropped ** [ 1352.611530][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1352.612235][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1352.624063][ T32] INFO: task kworker/0:519:6196 blocked for more than 479 seconds. ** 11 printk messages dropped ** [ 1352.625468][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1352.626291][ T32] r5:00001000 r4:eca69000 ** 1 printk messages dropped ** [ 1352.626419][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1352.627523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1352.629420][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 13 printk messages dropped ** [ 1352.630407][ T32] r5:00001000 r4:e03bf000 ** 8 printk messages dropped ** [ 1352.631137][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 13 printk messages dropped ** [ 1352.632070][ T32] task:kworker/0:520 state:D stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1352.660710][ T32] r9:83018005 r8:85838000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 ** 5 printk messages dropped ** [ 1352.661214][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1352.663096][ T32] INFO: task kworker/0:520:6198 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 15 printk messages dropped ** [ 1352.679331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 2 printk messages dropped ** [ 1352.679559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.679619][ T32] r4:00000000 [ 1352.679666][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.679767][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.679814][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.679902][ T32] r5:00001000 r4:e03bf000 [ 1352.679947][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.680059][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.680184][ T32] r5:84b0938c r4:84b09000 [ 1352.680233][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.680332][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.680380][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.680514][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.680573][ T32] r4:84a4a480 [ 1352.680626][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.680740][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.680794][ T32] r4:00000001 [ 1352.680840][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.680948][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1352.681011][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.681075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.681149][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.681215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.681264][ T32] r4:84a42200 [ 1352.681310][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.681386][ T32] INFO: task kworker/0:521:6200 blocked for more than 479 seconds. [ 1352.681485][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.681542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.681584][ T32] task:kworker/0:521 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.681686][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.681775][ T32] Call trace: [ 1352.681880][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1352.681982][ T32] r10:82918930 r9:ecc81d84 r8:00000002 r7:60000013 r6:ecc81d8c r5:8589bc00 [ 1352.682031][ T32] r4:8589bc00 [ 1352.682104][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.682193][ T32] r5:8589bc00 r4:8291892c [ 1352.682268][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.682357][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.682512][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc81e08 [ 1352.682567][ T32] r4:00000000 [ 1352.682619][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1352.682761][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.682858][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1352.694163][ T32] r5:00001000 r4:eca97000 [ 1352.694206][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1352.694599][ T32] r7:dddced80 r6:83018000 r5:857e578c r4:85871e00 ** 9 printk messages dropped ** [ 1352.695275][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1352.697106][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 7 printk messages dropped ** [ 1352.697787][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 14 printk messages dropped ** [ 1352.699113][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1352.699900][ T32] r4:84a42200 ** 9 printk messages dropped ** [ 1352.700751][ T32] r4:8589c800 ** 5 printk messages dropped ** [ 1352.701306][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1352.702039][ T32] r5:00001000 r4:ecaa3000 ** 1 printk messages dropped ** [ 1352.702191][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1352.733565][ T32] Exception stack(0xecc89fb0 to 0xecc89ff8) ** 10 printk messages dropped ** [ 1352.735439][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 2 printk messages dropped ** [ 1352.735736][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.735870][ T32] 9d20: aa6ac000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.735941][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.736012][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.736072][ T32] r5:80090013 r4:80239bb0 [ 1352.736119][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.736290][ T32] r4:82ac11e4 [ 1352.736341][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.736433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.736561][ T32] r4:e0529dc0 [ 1352.736655][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.736750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.736806][ T32] r4:00000000 [ 1352.737109][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.737294][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.737378][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.737480][ T32] r5:00001000 r4:e03bf000 [ 1352.737702][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.737878][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.738059][ T32] r5:84b0938c r4:84b09000 [ 1352.738183][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.738311][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.738378][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.738482][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.738562][ T32] r4:84a4a480 [ 1352.738625][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.738787][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.738876][ T32] r4:00000001 [ 1352.738924][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.739006][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1352.739100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.739168][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.739229][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.739292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.739362][ T32] r4:84a42200 [ 1352.739417][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.739486][ T32] INFO: task kworker/0:523:6204 blocked for more than 479 seconds. [ 1352.739557][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.739623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.739683][ T32] task:kworker/0:523 state:D stack:0 pid:6204 tgid:6204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.739810][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.739927][ T32] Call trace: [ 1352.740012][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1352.740112][ T32] r10:82918930 r9:ecc91d84 r8:00000002 r7:60000013 r6:ecc91d8c r5:8589a400 [ 1352.740162][ T32] r4:8589a400 [ 1352.740236][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.740371][ T32] r5:8589a400 r4:8291892c [ 1352.740499][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.740600][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.740704][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc91e08 [ 1352.740754][ T32] r4:00000000 [ 1352.740820][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1352.741178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767340 ** 4 printk messages dropped ** [ 1352.741568][ T32] r5:00001000 r4:e473b000 [ 1352.741626][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.741917][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1352.742522][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1352.768016][ T32] INFO: task kworker/0:523:6204 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 7 printk messages dropped ** [ 1352.769196][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 6 printk messages dropped ** [ 1352.769710][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1352.770640][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1352.771646][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1352.772208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1352.773010][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.792538][ T32] r5:8589d400 r4:8291892c ** 2 printk messages dropped ** [ 1352.792798][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc95e08 ** 9 printk messages dropped ** [ 1352.807343][ T32] r5:00001000 r4:ecabf000 [ 1352.807397][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1352.807684][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1352.808295][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1352.809485][ T32] INFO: task kworker/0:524:6205 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 7 printk messages dropped ** [ 1352.810209][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1352.810573][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1352.810961][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 10 printk messages dropped ** [ 1352.811857][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1352.812802][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1352.828492][ T32] task:kworker/0:525 state:D stack:0 pid:6207 tgid:6207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.828606][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.828777][ T32] Call trace: [ 1352.828848][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1352.828952][ T32] r10:82918930 r9:ecc9dd84 r8:00000002 r7:60000113 r6:ecc9dd8c r5:8589ec00 [ 1352.829001][ T32] r4:8589ec00 [ 1352.829045][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.829191][ T32] r5:8589ec00 r4:8291892c [ 1352.829271][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.829362][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.829460][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc9de08 [ 1352.829539][ T32] r4:00000000 [ 1352.829596][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1352.829721][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.829842][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.830003][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85885f00 [ 1352.830058][ T32] r4:00000000 [ 1352.830102][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.830201][ T32] r9:83018005 r8:8589ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ab000 [ 1352.830247][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.830337][ T32] r5:00001000 r4:ecac9000 [ 1352.830386][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.830468][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.830562][ T32] r5:857e638c r4:857e6000 [ 1352.830618][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.830808][ T32] r7:dddced80 r6:83018000 r5:857e638c r4:85871a00 [ 1352.830862][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.830988][ T32] r10:61c88647 r9:8589ec00 r8:85871a2c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.831044][ T32] r4:85871a00 [ 1352.831089][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.831188][ T32] r10:00000000 r9:85871a00 r8:8027f5e8 r7:ecc91e60 r6:8576e780 r5:8589ec00 [ 1352.831237][ T32] r4:00000001 [ 1352.831310][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.831394][ T32] Exception stack(0xecc9dfb0 to 0xecc9dff8) [ 1352.831468][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.831535][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.831605][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.831671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.831773][ T32] r4:85885b40 [ 1352.832479][ T32] INFO: task kworker/0:525:6207 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.832582][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.832788][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.832898][ T32] Call trace: [ 1352.832969][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.847765][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.847860][ T32] r4:00000000 [ 1352.847908][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.848008][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.848091][ T32] 9d20: ab1ba000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.848160][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 1 printk messages dropped ** [ 1352.848345][ T32] r5:80090013 r4:80239bb0 ** 11 printk messages dropped ** [ 1352.849279][ T32] r5:00001000 r4:e03bf000 ** 2 printk messages dropped ** [ 1352.849569][ T32] r5:84b0938c r4:84b09000 [ 1352.849669][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.849778][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.849858][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.850254][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.850310][ T32] r4:84a4a480 [ 1352.850371][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.850475][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.850526][ T32] r4:00000001 [ 1352.850757][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.850842][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1352.851224][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.851305][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.851443][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.851513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.851565][ T32] r4:84a42200 [ 1352.851623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.851683][ T32] INFO: task kworker/0:526:6209 blocked for more than 479 seconds. [ 1352.851745][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.851797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.851841][ T32] task:kworker/0:526 state:D stack:0 pid:6209 tgid:6209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.852115][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.852210][ T32] Call trace: [ 1352.852336][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1352.852441][ T32] r10:82918930 r9:ecc79d84 r8:00000002 r7:60000113 r6:ecc79d8c r5:85838c00 [ 1352.852523][ T32] r4:85838c00 [ 1352.852572][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1352.852667][ T32] r5:85838c00 r4:8291892c [ 1352.852743][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.852892][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.852996][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc79e08 [ 1352.873888][ T32] r4:00000000 [ 1352.874026][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1352.874273][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.874501][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.874750][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858851c0 [ 1352.874823][ T32] r4:00000000 [ 1352.874891][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.875033][ T32] r9:83018005 r8:85838c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1352.875102][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.875264][ T32] r5:00001000 r4:ecaff000 [ 1352.875316][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.875406][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.876079][ T32] r10:61c88647 r9:85838c00 r8:8589302c r7:82804d40 r6:dddced80 r5:dddceda0 ** 12 printk messages dropped ** [ 1352.878026][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1352.880357][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1352.881162][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.882040][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1352.882298][ T32] INFO: task kworker/1:1009:6211 blocked for more than 479 seconds. ** 7 printk messages dropped ** [ 1352.909575][ T32] r4:8583a400 ** 4 printk messages dropped ** [ 1352.909964][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca5e08 ** 9 printk messages dropped ** [ 1352.910887][ T32] r5:00001000 r4:eb8d5000 [ 1352.910934][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1352.911362][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1352.912169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1352.920948][ T32] Call trace: ** 6 printk messages dropped ** [ 1352.921467][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 20 printk messages dropped ** [ 1352.937236][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1352.938565][ T32] task:kworker/0:527 state:D stack:0 pid:6213 tgid:6213 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1352.939160][ T32] r5:8589e000 r4:8291892c [ 1352.939211][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.939316][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.939418][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca1e08 [ 1352.939469][ T32] r4:00000000 [ 1352.939513][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1352.939603][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1352.939775][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.939871][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857671c0 [ 1352.939922][ T32] r4:00000000 [ 1352.939967][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.940068][ T32] r9:83018005 r8:8589e000 r7:00000000 r6:83018000 r5:00001000 r4:7f025000 [ 1352.940118][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.940279][ T32] r5:00001000 r4:dfb0b000 [ 1352.940333][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.940453][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.940596][ T32] r5:857e6b8c r4:857e6800 [ 1352.940648][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.940779][ T32] r7:dddced80 r6:83018000 r5:857e6b8c r4:85893100 [ 1352.940832][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.940929][ T32] r10:61c88647 r9:8589e000 r8:8589312c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.940979][ T32] r4:85893100 [ 1352.941021][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.941110][ T32] r10:00000000 r9:85893100 r8:8027f5e8 r7:ecc91e60 r6:8576e880 r5:8589e000 [ 1352.941184][ T32] r4:00000001 [ 1352.941233][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.941305][ T32] Exception stack(0xecca1fb0 to 0xecca1ff8) [ 1352.941364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.941430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.941522][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.941596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.941713][ T32] r4:85885cc0 [ 1352.942388][ T32] INFO: task kworker/0:527:6213 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.942473][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.942599][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.942688][ T32] Call trace: [ 1352.942782][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.942910][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.943003][ T32] r4:00000000 [ 1352.960704][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.960877][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.960954][ T32] 9d20: abbfb000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.961041][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.961257][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.961320][ T32] r5:80090013 r4:80239bb0 [ 1352.961370][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.961457][ T32] r4:82ac11e4 [ 1352.961505][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.961633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 2 printk messages dropped ** [ 1352.962009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 ** 6 printk messages dropped ** [ 1352.962764][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1352.976024][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1352.976162][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1352.976297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1352.976529][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1352.976652][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1352.976880][ T32] r4:85899800 ** 4 printk messages dropped ** [ 1352.977089][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 ** 4 printk messages dropped ** [ 1352.977261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767480 ** 4 printk messages dropped ** [ 1352.977543][ T32] r5:00001000 r4:eaf43000 [ 1352.977568][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.977616][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1352.977769][ T32] r7:dddced80 r6:83018000 r5:857e738c r4:85893200 ** 2 printk messages dropped ** [ 1352.977921][ T32] r4:85893200 [ 1352.977944][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.977993][ T32] r10:00000000 r9:85893200 r8:8027f5e8 r7:ecc91e60 r6:8576e900 r5:85899800 [ 1352.978047][ T32] r4:00000001 [ 1352.978070][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.978107][ T32] Exception stack(0xec8fdfb0 to 0xec8fdff8) [ 1352.978136][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.978170][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.978200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.978250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.978275][ T32] r4:85767100 [ 1352.978665][ T32] INFO: task kworker/0:528:6216 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.978699][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.978773][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.978821][ T32] Call trace: [ 1352.978853][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1352.978936][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1352.978988][ T32] r4:00000000 [ 1352.979029][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.979074][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1352.979139][ T32] 9d20: ac038000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1352.979212][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1352.979243][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1352.979317][ T32] r5:80090013 r4:80239bb0 [ 1352.979342][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1352.979416][ T32] r4:82ac11e4 [ 1352.979534][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.979584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1352.979616][ T32] r4:e0529dc0 [ 1352.979666][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1352.979716][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1352.979741][ T32] r4:00000000 [ 1352.979793][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1352.979873][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1352.979929][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1352.979977][ T32] r5:00001000 r4:e03bf000 [ 1352.980122][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.980166][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.980211][ T32] r5:84b0938c r4:84b09000 [ 1352.980317][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.980369][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1352.980392][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.980442][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.980500][ T32] r4:84a4a480 [ 1352.980525][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.980575][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1352.980605][ T32] r4:00000001 [ 1352.980627][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.980665][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1352.980693][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.980725][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.980754][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.980785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.980888][ T32] r4:84a42200 [ 1352.980913][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.980974][ T32] INFO: task kworker/0:529:6218 blocked for more than 479 seconds. ** 3 printk messages dropped ** [ 1352.981216][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1352.981498][ T32] r5:85898c00 r4:8291892c ** 3 printk messages dropped ** [ 1352.981640][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1352.981844][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1352.982100][ T32] r5:00001000 r4:eb15f000 [ 1352.982120][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1352.982159][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.982200][ T32] r5:857e778c r4:857e7400 [ 1352.982251][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1352.982300][ T32] r7:dddced80 r6:83018000 r5:857e778c r4:85893300 [ 1352.982322][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1352.982368][ T32] r10:61c88647 r9:85898c00 r8:8589332c r7:82804d40 r6:dddced80 r5:dddceda0 [ 1352.982392][ T32] r4:85893300 [ 1352.982412][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1352.982488][ T32] r10:00000000 r9:85893300 r8:8027f5e8 r7:ec8fde60 r6:8576e980 r5:85898c00 [ 1352.982515][ T32] r4:00000001 [ 1352.982534][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.982588][ T32] Exception stack(0xecc19fb0 to 0xecc19ff8) [ 1352.982623][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.982679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.982710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.982740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1352.982763][ T32] r4:85767300 [ 1352.983003][ T32] INFO: task kworker/0:529:6218 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1352.983113][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.001913][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.002017][ T32] Call trace: [ 1353.002081][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1353.002140][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1353.002182][ T32] r4:00000000 [ 1353.002212][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.002252][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1353.002309][ T32] 9d20: ac20a000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1353.002342][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1353.002368][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1353.002392][ T32] r5:80090013 r4:80239bb0 [ 1353.002412][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.002455][ T32] r4:82ac11e4 [ 1353.002475][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.002517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1353.002539][ T32] r4:e0529dc0 [ 1353.002588][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1353.002642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1353.002695][ T32] r4:00000000 [ 1353.002719][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1353.002768][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1353.002791][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1353.002835][ T32] r5:00001000 r4:e03bf000 [ 1353.002855][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.002895][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.002970][ T32] r5:84b0938c r4:84b09000 [ 1353.002994][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.015874][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1353.015996][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.016068][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 3 printk messages dropped ** [ 1353.016222][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1353.016521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1353.016882][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.017103][ T32] r5:8589b000 r4:8291892c ** 2 printk messages dropped ** [ 1353.017212][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecca9e08 ** 5 printk messages dropped ** [ 1353.017467][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1353.017608][ T32] r5:00001000 r4:eb925000 [ 1353.017629][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.017670][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1353.017767][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1353.017907][ T32] r4:85893280 [ 1353.017927][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.017987][ T32] r10:00000000 r9:85893280 r8:8027f5e8 r7:ecc19e60 r6:8576ea00 r5:8589b000 [ 1353.018044][ T32] r4:00000001 [ 1353.018105][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.018143][ T32] Exception stack(0xecca9fb0 to 0xecca9ff8) [ 1353.018171][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.018258][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.018292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.018324][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.018346][ T32] r4:85767380 [ 1353.018753][ T32] INFO: task kworker/0:530:6220 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1353.018788][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.018949][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.018998][ T32] Call trace: [ 1353.019060][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1353.019144][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1353.019172][ T32] r4:00000000 [ 1353.019224][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.019266][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1353.019296][ T32] 9d20: ac6ad000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1353.019360][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1353.019391][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1353.019417][ T32] r5:80090013 r4:80239bb0 [ 1353.019471][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.019516][ T32] r4:82ac11e4 [ 1353.019538][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.019582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1353.019611][ T32] r4:e0529dc0 [ 1353.019631][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1353.019674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1353.019779][ T32] r4:00000000 [ 1353.019803][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1353.019851][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1353.019872][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1353.019945][ T32] r5:00001000 r4:e03bf000 [ 1353.019968][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.020007][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.020081][ T32] r5:84b0938c r4:84b09000 [ 1353.020106][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1353.020223][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 13 printk messages dropped ** [ 1353.021080][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1353.021423][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1353.021658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767800 ** 4 printk messages dropped ** [ 1353.021842][ T32] r5:00001000 r4:eb995000 [ 1353.021867][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1353.021996][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1353.022287][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1353.022500][ T32] r4:85767780 ** 2 printk messages dropped ** [ 1353.022887][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.022964][ T32] Call trace: [ 1353.023054][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1353.033786][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1353.033824][ T32] r4:00000000 [ 1353.033846][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.033899][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1353.033955][ T32] 9d20: ac6ad000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1353.033990][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1353.034017][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1353.034042][ T32] r5:80090013 r4:80239bb0 [ 1353.034066][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.034109][ T32] r4:82ac11e4 [ 1353.034130][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.034174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1353.034198][ T32] r4:e0529dc0 [ 1353.034219][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1353.034263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1353.034285][ T32] r4:00000000 [ 1353.034306][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1353.034353][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1353.034407][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1353.034457][ T32] r5:00001000 r4:e03bf000 [ 1353.034513][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.034558][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.034610][ T32] r5:84b0938c r4:84b09000 [ 1353.034631][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.034679][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1353.034700][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.034794][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.034889][ T32] r4:84a4a480 [ 1353.034917][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.034967][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1353.034990][ T32] r4:00000001 [ 1353.035011][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.035046][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1353.035074][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.035103][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.035134][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.035166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.035190][ T32] r4:84a42200 [ 1353.035213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.035241][ T32] INFO: task kworker/0:532:6223 blocked for more than 479 seconds. [ 1353.035295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.035323][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.035346][ T32] task:kworker/0:532 state:D stack:0 pid:6223 tgid:6223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.035464][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.035548][ T32] Call trace: [ 1353.035581][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1353.035637][ T32] r10:82918930 r9:eccb5d84 r8:00000002 r7:60000013 r6:eccb5d8c r5:84990c00 [ 1353.035661][ T32] r4:84990c00 [ 1353.035681][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1353.035721][ T32] r5:84990c00 r4:8291892c [ 1353.035742][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.035808][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.035866][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccb5e08 [ 1353.035920][ T32] r4:00000000 [ 1353.035943][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1353.035983][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1353.036019][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 5 printk messages dropped ** [ 1353.036215][ T32] r5:00001000 r4:ec331000 [ 1353.036235][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.036318][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1353.036517][ T32] r10:61c88647 r9:84990c00 r8:8589342c r7:82804d40 r6:dddced80 r5:dddceda0 ** 5 printk messages dropped ** [ 1353.036728][ T32] Exception stack(0xeccb5fb0 to 0xeccb5ff8) ** 4 printk messages dropped ** [ 1353.036927][ T32] r4:85767700 ** 2 printk messages dropped ** [ 1353.037481][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1353.037634][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1353.037785][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 6 printk messages dropped ** [ 1353.038026][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1353.038518][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1353.038800][ T32] r4:84a4a480 ** 2 printk messages dropped ** [ 1353.038893][ T32] r4:00000001 [ 1353.038915][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.038950][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1353.038977][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.039009][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.039065][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.039163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.039188][ T32] r4:84a42200 [ 1353.039208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.039233][ T32] INFO: task kworker/0:533:6225 blocked for more than 479 seconds. [ 1353.039259][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.039299][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.039353][ T32] task:kworker/0:533 state:D stack:0 pid:6225 tgid:6225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.039433][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.039477][ T32] Call trace: [ 1353.039546][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1353.039599][ T32] r10:82918930 r9:ecc7dd84 r8:00000002 r7:60000113 r6:ecc7dd8c r5:85839800 [ 1353.039624][ T32] r4:85839800 [ 1353.039644][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1353.039691][ T32] r5:85839800 r4:8291892c [ 1353.039746][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.039789][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.039837][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc7de08 [ 1353.039859][ T32] r4:00000000 [ 1353.039879][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1353.039917][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1353.039954][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1353.039997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767980 [ 1353.040019][ T32] r4:00000000 [ 1353.040039][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1353.040099][ T32] r9:83018005 r8:85839800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 ** 1 printk messages dropped ** [ 1353.040197][ T32] r5:00001000 r4:eba09000 ** 1 printk messages dropped ** [ 1353.040286][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1353.040816][ T32] Exception stack(0xecc7dfb0 to 0xecc7dff8) ** 7 printk messages dropped ** [ 1353.041382][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1353.042011][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1353.042366][ T32] r5:00001000 r4:e03bf000 ** 7 printk messages dropped ** [ 1353.042683][ T32] r4:84a4a480 ** 8 printk messages dropped ** [ 1353.042970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 14 printk messages dropped ** [ 1353.069723][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1353.070403][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1353.070753][ T32] r5:00001000 r4:ebad5000 [ 1353.070803][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1353.071321][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 2 printk messages dropped ** [ 1353.071523][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1353.071896][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1353.072525][ T32] INFO: task kworker/0:534:6227 is blocked on a mutex likely owned by task kworker/0:76:3655. ** 7 printk messages dropped ** [ 1353.087731][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1353.087970][ T32] r4:82ac11e4 [ 1353.087991][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.088035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1353.088083][ T32] r4:e0529dc0 [ 1353.088108][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1353.088154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1353.088199][ T32] r4:00000000 [ 1353.088225][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1353.088274][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1353.088297][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1353.088349][ T32] r5:00001000 r4:e03bf000 [ 1353.088371][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.088412][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.088456][ T32] r5:84b0938c r4:84b09000 [ 1353.088518][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.088567][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1353.088604][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.088656][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.088679][ T32] r4:84a4a480 [ 1353.088700][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.088749][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1353.088772][ T32] r4:00000001 [ 1353.088811][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.088851][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1353.089112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.089146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.089220][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.089254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.089278][ T32] r4:84a42200 [ 1353.089303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.089346][ T32] INFO: task kworker/0:535:6229 blocked for more than 479 seconds. [ 1353.089382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.089408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.089430][ T32] task:kworker/0:535 state:D stack:0 pid:6229 tgid:6229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.089490][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.089536][ T32] Call trace: [ 1353.089570][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1353.089618][ T32] r10:82918930 r9:eccc1d84 r8:00000002 r7:60000113 r6:eccc1d8c r5:8583e000 [ 1353.089641][ T32] r4:8583e000 [ 1353.089661][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1353.089703][ T32] r5:8583e000 r4:8291892c [ 1353.089724][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.089766][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.089823][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccc1e08 [ 1353.089848][ T32] r4:00000000 [ 1353.089868][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1353.089908][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1353.089945][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1353.090090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85767fc0 [ 1353.090118][ T32] r4:00000000 [ 1353.090139][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1353.090186][ T32] r9:83018005 r8:8583e000 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1353.090208][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1353.090250][ T32] r5:00001000 r4:ec405000 [ 1353.090291][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.090348][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.090469][ T32] r5:8590cf8c r4:8590cc00 [ 1353.090494][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.090540][ T32] r7:dddced80 r6:83018000 r5:8590cf8c r4:85893680 [ 1353.090563][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.090609][ T32] r10:61c88647 r9:8583e000 r8:858936ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.090697][ T32] r4:85893680 [ 1353.090720][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.090767][ T32] r10:00000000 r9:85893680 r8:8027f5e8 r7:eccb5e60 r6:85893700 r5:8583e000 [ 1353.090789][ T32] r4:00000001 [ 1353.090810][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.090843][ T32] Exception stack(0xeccc1fb0 to 0xeccc1ff8) ** 1 printk messages dropped ** [ 1353.090931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1353.092343][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff ** 5 printk messages dropped ** [ 1353.092583][ T32] r4:e0529dc0 ** 4 printk messages dropped ** [ 1353.092751][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 ** 8 printk messages dropped ** [ 1353.109183][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 ** 15 printk messages dropped ** [ 1353.109689][ T32] task:kworker/0:536 state:D stack:0 pid:6233 tgid:6233 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1353.110539][ T32] r5:00001000 r4:ec43b000 ** 1 printk messages dropped ** [ 1353.110599][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1353.110928][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1353.111045][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.111075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.111099][ T32] r4:85767e40 [ 1353.111517][ T32] INFO: task kworker/0:536:6233 is blocked on a mutex likely owned by task kworker/0:76:3655. [ 1353.111573][ T32] task:kworker/0:76 state:R running task stack:0 pid:3655 tgid:3655 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.111661][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.111704][ T32] Call trace: [ 1353.111733][ T32] [<81a62754>] (__schedule) from [<81a63b10>] (preempt_schedule_irq+0x40/0xa8) [ 1353.111780][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 [ 1353.111806][ T32] r4:00000000 [ 1353.111846][ T32] [<81a63ad0>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1353.111889][ T32] Exception stack(0xe0529d28 to 0xe0529d70) [ 1353.111918][ T32] 9d20: acf65000 ee50b000 00000001 80239b98 7f7b5000 00000001 [ 1353.111979][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 [ 1353.112011][ T32] 9d60: 80230ad4 80239bb0 80090013 ffffffff [ 1353.112036][ T32] r5:80090013 r4:80239bb0 [ 1353.112081][ T32] [<80230a70>] (flush_tlb_kernel_range) from [<804e3c5c>] (__purge_vmap_area_lazy+0x210/0x3d4) [ 1353.112125][ T32] r4:82ac11e4 [ 1353.112194][ T32] [<804e3a4c>] (__purge_vmap_area_lazy) from [<804e4004>] (_vm_unmap_aliases+0x1e4/0x240) [ 1353.112248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 [ 1353.112276][ T32] r4:e0529dc0 [ 1353.112298][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1353.112344][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a4d400 [ 1353.112367][ T32] r4:00000000 [ 1353.112387][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1353.112432][ T32] r9:83018005 r8:84ab8000 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1353.112453][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1353.112531][ T32] r5:00001000 r4:e03bf000 [ 1353.112551][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.112589][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.112630][ T32] r5:84b0938c r4:84b09000 [ 1353.112650][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.112711][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1353.112736][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.112782][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.112804][ T32] r4:84a4a480 [ 1353.112823][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.112868][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 ** 6 printk messages dropped ** [ 1353.125720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 ** 6 printk messages dropped ** [ 1353.126058][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1353.126457][ T32] r4:8583ec00 ** 3 printk messages dropped ** [ 1353.126708][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1353.126933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594c040 ** 4 printk messages dropped ** [ 1353.127130][ T32] r5:00001000 r4:ec47f000 ** 5 printk messages dropped ** [ 1353.127409][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1353.127817][ T32] r4:8594c080 ** 6 printk messages dropped ** [ 1353.128660][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1353.129080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 12 printk messages dropped ** [ 1353.129708][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 ** 7 printk messages dropped ** [ 1353.129987][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) ** 10 printk messages dropped ** [ 1353.130501][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.130773][ T32] r5:8583bc00 r4:8291892c ** 3 printk messages dropped ** [ 1353.130898][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1353.131071][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1353.131226][ T32] r5:00001000 r4:ec4bf000 [ 1353.131264][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1353.131406][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) ** 13 printk messages dropped ** [ 1353.131887][ T32] r4:8594c240 ** 5 printk messages dropped ** [ 1353.132426][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 10 printk messages dropped ** [ 1353.132846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 6 printk messages dropped ** [ 1353.155768][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1353.155844][ T32] r5:00001000 r4:e03bf000 [ 1353.155866][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.155945][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.155993][ T32] r5:84b0938c r4:84b09000 [ 1353.156014][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.156136][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1353.156344][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.156396][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.156420][ T32] r4:84a4a480 [ 1353.156441][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.156518][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1353.156541][ T32] r4:00000001 [ 1353.156561][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.156769][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1353.156804][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.157596][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.157811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.157845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.157934][ T32] r4:84a42200 [ 1353.157994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.158132][ T32] INFO: task kworker/0:539:6239 blocked for more than 479 seconds. [ 1353.158171][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.158224][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.158267][ T32] task:kworker/0:539 state:D stack:0 pid:6239 tgid:6239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.158435][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.158489][ T32] Call trace: [ 1353.158522][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1353.158573][ T32] r10:82918930 r9:ecccdd84 r8:00000002 r7:60000113 r6:ecccdd8c r5:8583b000 [ 1353.158598][ T32] r4:8583b000 [ 1353.158619][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1353.158694][ T32] r5:8583b000 r4:8291892c [ 1353.158720][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.158764][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.158841][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecccde08 [ 1353.158868][ T32] r4:00000000 [ 1353.158893][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1353.158937][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1353.158977][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1353.159022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594c4c0 [ 1353.159046][ T32] r4:00000000 [ 1353.159071][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1353.159121][ T32] r9:83018005 r8:8583b000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1353.159180][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1353.159230][ T32] r5:00001000 r4:ec4e3000 [ 1353.159253][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.159616][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.159667][ T32] r5:8590df8c r4:8590dc00 [ 1353.159961][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.160009][ T32] r7:dddced80 r6:83018000 r5:8590df8c r4:85893a80 [ 1353.160030][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.160075][ T32] r10:61c88647 r9:8583b000 r8:85893aac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.160102][ T32] r4:85893a80 [ 1353.160123][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.160165][ T32] r10:00000000 r9:85893a80 r8:8027f5e8 r7:eccc9e60 r6:85893b00 r5:8583b000 [ 1353.160190][ T32] r4:00000001 [ 1353.160209][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.160244][ T32] Exception stack(0xecccdfb0 to 0xecccdff8) [ 1353.160272][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1353.161251][ T32] r10:82ac11c4 r9:84ab8000 r8:80200be4 r7:e0529d5c r6:ffffffff r5:84ab8000 ** 17 printk messages dropped ** [ 1353.162460][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1353.181558][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1353.182257][ T32] Not tainted 6.15.0-syzkaller #0 ** 11 printk messages dropped ** [ 1353.193050][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd1e08 ** 9 printk messages dropped ** [ 1353.193705][ T32] r5:00001000 r4:ec52f000 ** 6 printk messages dropped ** [ 1353.193946][ T32] r10:61c88647 r9:85850000 r8:85893bac r7:82804d40 r6:dddced80 r5:dddceda0 ** 10 printk messages dropped ** [ 1353.194286][ T32] r4:8594c340 ** 2 printk messages dropped ** [ 1353.194862][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1353.195114][ T32] Exception stack(0xe0529d28 to 0xe0529d70) ** 5 printk messages dropped ** [ 1353.195326][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1353.195404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0529dc0 r5:e0529e08 ** 7 printk messages dropped ** [ 1353.195728][ T32] r5:00001000 r4:e03bf000 [ 1353.195754][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.195795][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.195837][ T32] r5:84b0938c r4:84b09000 [ 1353.195858][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.195904][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1353.195926][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.195971][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.196032][ T32] r4:84a4a480 [ 1353.196057][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.196106][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1353.196129][ T32] r4:00000001 [ 1353.196149][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.196212][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1353.196244][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.196274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.196301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.196331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.196361][ T32] r4:84a42200 [ 1353.196409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.196445][ T32] INFO: task kworker/0:541:6243 blocked for more than 479 seconds. [ 1353.196541][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.196574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.196614][ T32] task:kworker/0:541 state:D stack:0 pid:6243 tgid:6243 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.196668][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.196715][ T32] Call trace: [ 1353.196776][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1353.196824][ T32] r10:82918930 r9:eccd9d84 r8:00000002 r7:60000113 r6:eccd9d8c r5:84993000 [ 1353.196849][ T32] r4:84993000 [ 1353.196869][ T32] [<81a636b0>] (schedule) from [<81a63ac4>] (schedule_preempt_disabled+0x18/0x24) [ 1353.196909][ T32] r5:84993000 r4:8291892c [ 1353.196930][ T32] [<81a63aac>] (schedule_preempt_disabled) from [<81a661a8>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1353.196971][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.197017][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd9e08 [ 1353.197064][ T32] r4:00000000 [ 1353.197111][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1353.197154][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1353.197213][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) [ 1353.197259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8594cbc0 [ 1353.197282][ T32] r4:00000000 [ 1353.197303][ T32] [<804e7c00>] (vfree) from [<80547674>] (execmem_free+0x30/0x50) [ 1353.197356][ T32] r9:83018005 r8:84993000 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1353.197379][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) [ 1353.197421][ T32] r5:00001000 r4:ec6c9000 [ 1353.197441][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.197481][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.197522][ T32] r5:8590f38c r4:8590f000 [ 1353.197543][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.197588][ T32] r7:dddced80 r6:83018000 r5:8590f38c r4:85893c80 [ 1353.197610][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.197654][ T32] r10:61c88647 r9:84993000 r8:85893cac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.197678][ T32] r4:85893c80 [ 1353.197698][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.197742][ T32] r10:00000000 r9:85893c80 r8:8027f5e8 r7:eccd1e60 r6:8576eb80 r5:84993000 ** 4 printk messages dropped ** [ 1353.197959][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1353.198616][ T32] Call trace: ** 6 printk messages dropped ** [ 1353.198884][ T32] 9d40: 82ac05a0 7f7b5000 ee50b000 8280c930 82ac11c4 e0529da4 e0529da8 e0529d78 ** 9 printk messages dropped ** [ 1353.199199][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1353.199331][ T32] r5:00001000 r4:e03bf000 [ 1353.199430][ T32] [<803c6fcc>] (bpf_jit_free_exec) from [<803c73bc>] (bpf_jit_free+0x68/0xe4) [ 1353.199501][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1353.199639][ T32] r5:84b0938c r4:84b09000 [ 1353.199662][ T32] [<803c8300>] (bpf_prog_free_deferred) from [<8027eb9c>] (process_one_work+0x1b4/0x4f4) [ 1353.199741][ T32] r7:dddced80 r6:83018000 r5:84b0938c r4:84a4a480 [ 1353.199766][ T32] [<8027e9e8>] (process_one_work) from [<8027f7e4>] (worker_thread+0x1fc/0x3d8) [ 1353.199812][ T32] r10:61c88647 r9:84ab8000 r8:84a4a4ac r7:82804d40 r6:dddced80 r5:dddceda0 [ 1353.199834][ T32] r4:84a4a480 [ 1353.199853][ T32] [<8027f5e8>] (worker_thread) from [<80286810>] (kthread+0x12c/0x280) [ 1353.199896][ T32] r10:00000000 r9:84a4a480 r8:8027f5e8 r7:dff39e60 r6:84a53700 r5:84ab8000 [ 1353.199943][ T32] r4:00000001 [ 1353.199966][ T32] [<802866e4>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1353.200002][ T32] Exception stack(0xe0529fb0 to 0xe0529ff8) [ 1353.200028][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1353.200055][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1353.200083][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1353.200140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:802866e4 [ 1353.200167][ T32] r4:84a42200 [ 1353.200210][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1353.200260][ T32] INFO: task kworker/0:542:6244 blocked for more than 479 seconds. [ 1353.200290][ T32] Not tainted 6.15.0-syzkaller #0 [ 1353.200314][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1353.200342][ T32] task:kworker/0:542 state:D stack:0 pid:6244 tgid:6244 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1353.200387][ T32] Workqueue: events bpf_prog_free_deferred [ 1353.200429][ T32] Call trace: [ 1353.200512][ T32] [<81a62754>] (__schedule) from [<81a636dc>] (schedule+0x2c/0x130) [ 1353.200558][ T32] r10:82918930 r9:eccddd84 r8:00000002 r7:60000113 r6:eccddd8c r5:84993c00 ** 4 printk messages dropped ** [ 1353.200701][ T32] [<81a65ea8>] (__mutex_lock.constprop.0) from [<81a66674>] (__mutex_lock_slowpath+0x14/0x18) [ 1353.200746][ T32] r10:8280c8dc r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccdde08 [ 1353.200769][ T32] r4:00000000 [ 1353.200788][ T32] [<81a66660>] (__mutex_lock_slowpath) from [<81a666b4>] (mutex_lock+0x3c/0x40) [ 1353.200825][ T32] [<81a66678>] (mutex_lock) from [<804e3e88>] (_vm_unmap_aliases+0x68/0x240) [ 1353.200859][ T32] [<804e3e20>] (_vm_unmap_aliases) from [<804e7d68>] (vfree+0x168/0x204) ** 4 printk messages dropped ** [ 1353.201006][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1353.201154][ T32] [<803c7354>] (bpf_jit_free) from [<803c844c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1353.201761][ T32] r4:8594c500 ** 6 printk messages dropped ** [ 1353.202356][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1353.202602][ T32] r4:82ac11e4 ** 8 printk messages dropped ** [ 1353.202998][ T32] [<80547644>] (execmem_free) from [<803c6fdc>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1353.233982][ T32] r4:84a4a480 ** 6 printk messages dropped ** VM DIAGNOSIS: 16:12:17 Registers: info registers vcpu 0 CPU#0 R00=00000000 R01=00000002 R02=eba67030 R03=00000030 R04=841d7840 R05=eba75f08 R06=8295a6a8 R07=00000000 R08=82828458 R09=00000000 R10=0000033a R11=eba75e6c R12=eba75e08 R13=eba75e48 R14=81a6baf4 R15=80a689fc PSR=80070193 N--- 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 info registers vcpu 1 CPU#1 R00=00000001 R01=8225b7f4 R02=00000000 R03=81a60438 R04=00000006 R05=828f8dc8 R06=00000000 R07=828f8dc0 R08=83251800 R09=00000028 R10=828f8dc8 R11=df8e1c98 R12=df8e1c9c R13=df8e1c8c R14=80340bfc R15=81a60448 PSR=80000193 N--- A S svc32 s00=000000ff s01=00000000 d00=00000000000000ff s02=00000000 s03=00000000 d01=0000000000000000 s04=00000000 s05=00000000 d02=0000000000000000 s06=00000000 s07=00000000 d03=0000000000000000 s08=00000000 s09=00000000 d04=0000000000000000 s10=63538263 s11=37010135 d05=3701013563538263 s12=0379010e s13=1a0f0c06 d06=1a0f0c060379010e s14=3633211c s15=39773b3a d07=39773b3a3633211c s16=00000000 s17=00000000 d08=0000000000000000 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 80000010