syzkaller login: [ 35.643523][ T29] kauditd_printk_skb: 6 callbacks suppressed [ 35.643602][ T29] audit: type=1400 audit(35.580:68): avc: denied { read write } for pid=2971 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 [ 35.645973][ T29] audit: type=1400 audit(35.580:69): avc: denied { open } for pid=2971 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]:57554' (ED25519) to the list of known hosts. [ 988.057803][ T29] audit: type=1400 audit(987.990:70): avc: denied { execute } for pid=2996 comm="sh" name="syz-executor356896898" dev="vda" ino=682 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 988.079434][ T29] audit: type=1400 audit(988.010:71): avc: denied { execute_no_trans } for pid=2996 comm="sh" path="/syz-executor356896898" dev="vda" ino=682 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 988.829981][ T29] audit: type=1400 audit(988.760:72): avc: denied { execmem } for pid=2996 comm="syz-executor356" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 988.941949][ T29] audit: type=1400 audit(988.880:73): avc: denied { prog_load } for pid=2997 comm="syz-executor356" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 988.944655][ T29] audit: type=1400 audit(988.880:74): avc: denied { bpf } for pid=2997 comm="syz-executor356" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 988.970234][ T29] audit: type=1400 audit(988.880:75): avc: denied { perfmon } for pid=2997 comm="syz-executor356" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 989.053035][ T29] audit: type=1400 audit(988.990:76): avc: denied { prog_run } for pid=2997 comm="syz-executor356" 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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1774.622999][ T30] INFO: task kworker/1:0:22 blocked for more than 450 seconds. [ 1774.653963][ T30] Not tainted 6.8.0-rc2-syzkaller #0 [ 1774.672177][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.708391][ T30] task:kworker/1:0 state:D stack:0 pid:22 tgid:22 ppid:2 flags:0x00000000 [ 1774.710523][ T30] Workqueue: events bpf_prog_free_deferred [ 1774.716657][ T30] Backtrace: [ 1774.731068][ T30] [<81857a24>] (__schedule) from [<8185865c>] (schedule+0x2c/0xb8) [ 1774.749228][ T30] r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:df875dac r5:82e79800 [ 1774.749697][ T30] r4:82e79800 [ 1774.749940][ T30] [<81858630>] (schedule) from [<81858c28>] (schedule_preempt_disabled+0x18/0x24) [ 1774.750344][ T30] r5:82e79800 r4:8270dd74 [ 1774.750508][ T30] [<81858c10>] (schedule_preempt_disabled) from [<8185b510>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.750809][ T30] [<8185b228>] (__mutex_lock.constprop.0) from [<8185bddc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.756506][ T30] r10:82c16205 r9:df875e38 r8:00000000 r7:ffffffff r6:00000000 r5:848f9600 [ 1774.773447][ T30] r4:00000000 [ 1774.776132][ T30] [<8185bdc8>] (__mutex_lock_slowpath) from [<8185be1c>] (mutex_lock+0x3c/0x40) [ 1774.785143][ T30] [<8185bde0>] (mutex_lock) from [<8048df04>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.789290][ T30] [<8048dea4>] (_vm_unmap_aliases) from [<80491aa4>] (vfree+0x170/0x1e0) [ 1774.789769][ T30] r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848f9600 [ 1774.789983][ T30] r4:00000000 [ 1774.790155][ T30] [<80491934>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.790406][ T30] r9:82e79800 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f04f000 [ 1774.790608][ T30] [<802ea434>] (module_memfree) from [<80388aec>] (bpf_jit_free_exec+0x10/0x14) [ 1774.790871][ T30] r5:00001000 r4:dfa89000 [ 1774.791037][ T30] [<80388adc>] (bpf_jit_free_exec) from [<80388cac>] (bpf_jit_free+0x68/0xe4) [ 1774.791403][ T30] [<80388c44>] (bpf_jit_free) from [<80389d8c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.791746][ T30] r5:848b8b50 r4:848b8800 [ 1774.791954][ T30] [<80389c40>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.792307][ T30] r7:ddde4280 r6:82c16200 r5:848b8b50 r4:82c0be00 [ 1774.792620][ T30] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.792933][ T30] r10:61c88647 r9:82e79800 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:82c0be2c [ 1774.793125][ T30] r4:82c0be00 [ 1774.793237][ T30] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.793553][ T30] r10:00000000 r9:df819d68 r8:82cc76c0 r7:82c0be00 r6:8026736c r5:82e79800 [ 1774.793760][ T30] r4:82cc7480 [ 1774.793887][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.794307][ T30] Exception stack(0xdf875fb0 to 0xdf875ff8) [ 1774.794720][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1774.795006][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.795314][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.795583][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:82cc7480 [ 1774.796320][ T30] INFO: task kworker/1:3:120 blocked for more than 450 seconds. [ 1774.796718][ T30] Not tainted 6.8.0-rc2-syzkaller #0 [ 1774.796962][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.797142][ T30] task:kworker/1:3 state:D stack:0 pid:120 tgid:120 ppid:2 flags:0x00000000 [ 1774.797453][ T30] Workqueue: events bpf_prog_free_deferred [ 1774.797849][ T30] Backtrace: [ 1774.797995][ T30] [<81857a24>] (__schedule) from [<8185865c>] (schedule+0x2c/0xb8) [ 1774.798238][ T30] r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:dfa11dac r5:836cb000 [ 1774.798475][ T30] r4:836cb000 [ 1774.798629][ T30] [<81858630>] (schedule) from [<81858c28>] (schedule_preempt_disabled+0x18/0x24) [ 1774.799360][ T30] r5:836cb000 r4:8270dd74 [ 1774.799513][ T30] [<81858c10>] (schedule_preempt_disabled) from [<8185b510>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.799930][ T30] [<8185b228>] (__mutex_lock.constprop.0) from [<8185bddc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.800274][ T30] r10:82c16205 r9:dfa11e38 r8:00000000 r7:ffffffff r6:00000000 r5:848f9a40 [ 1774.800642][ T30] r4:00000000 [ 1774.800769][ T30] [<8185bdc8>] (__mutex_lock_slowpath) from [<8185be1c>] (mutex_lock+0x3c/0x40) [ 1774.801052][ T30] [<8185bde0>] (mutex_lock) from [<8048df04>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.801376][ T30] [<8048dea4>] (_vm_unmap_aliases) from [<80491aa4>] (vfree+0x170/0x1e0) [ 1774.801689][ T30] r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848f9a40 [ 1774.801923][ T30] r4:00000000 [ 1774.802021][ T30] [<80491934>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.802245][ T30] r9:836cb000 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f057000 [ 1774.802462][ T30] [<802ea434>] (module_memfree) from [<80388aec>] (bpf_jit_free_exec+0x10/0x14) [ 1774.802695][ T30] r5:00001000 r4:dfaf7000 [ 1774.802849][ T30] [<80388adc>] (bpf_jit_free_exec) from [<80388cac>] (bpf_jit_free+0x68/0xe4) [ 1774.803242][ T30] [<80388c44>] (bpf_jit_free) from [<80389d8c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.803705][ T30] r5:848b9b50 r4:848b9800 [ 1774.803872][ T30] [<80389c40>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.804343][ T30] r7:ddde4280 r6:82c16200 r5:848b9b50 r4:8369d200 [ 1774.804671][ T30] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.805048][ T30] r10:61c88647 r9:836cb000 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:8369d22c [ 1774.805376][ T30] r4:8369d200 [ 1774.805515][ T30] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.808114][ T30] r10:00000000 r9:df9b5e90 r8:8369e800 r7:8369d200 r6:8026736c r5:836cb000 [ 1774.809579][ T30] r4:8369e480 [ 1774.809875][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.810180][ T30] Exception stack(0xdfa11fb0 to 0xdfa11ff8) [ 1774.810503][ T30] 1fa0: 00000000 00000000 00000000 00000000 [ 1774.810962][ T30] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.811397][ T30] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.811708][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:8369e480 [ 1774.812307][ T30] INFO: task kworker/1:1:2993 blocked for more than 450 seconds. [ 1774.816584][ T30] Not tainted 6.8.0-rc2-syzkaller #0 [ 1774.819414][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.819650][ T30] task:kworker/1:1 state:D stack:0 pid:2993 tgid:2993 ppid:2 flags:0x00000000 [ 1774.820348][ T30] Workqueue: events bpf_prog_free_deferred [ 1774.820632][ T30] Backtrace: [ 1774.820772][ T30] [<81857a24>] (__schedule) from [<8185865c>] (schedule+0x2c/0xb8) [ 1774.821134][ T30] r10:82c16205 r9:00000000 r8:8270dd78 r7:00000002 r6:df97ddac r5:83679800 [ 1774.821488][ T30] r4:83679800 [ 1774.821677][ T30] [<81858630>] (schedule) from [<81858c28>] (schedule_preempt_disabled+0x18/0x24) [ 1774.821969][ T30] r5:83679800 r4:8270dd74 [ 1774.822166][ T30] [<81858c10>] (schedule_preempt_disabled) from [<8185b510>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.822551][ T30] [<8185b228>] (__mutex_lock.constprop.0) from [<8185bddc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.822994][ T30] r10:82c16205 r9:df97de38 r8:00000000 r7:ffffffff r6:00000000 r5:848f9400 [ 1774.823312][ T30] r4:00000000 [ 1774.823447][ T30] [<8185bdc8>] (__mutex_lock_slowpath) from [<8185be1c>] (mutex_lock+0x3c/0x40) [ 1774.823911][ T30] [<8185bde0>] (mutex_lock) from [<8048df04>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.824167][ T30] [<8048dea4>] (_vm_unmap_aliases) from [<80491aa4>] (vfree+0x170/0x1e0) [ 1774.824524][ T30] r10:82c16205 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848f9400 [ 1774.824784][ T30] r4:00000000 [ 1774.824907][ T30] [<80491934>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.825294][ T30] r9:83679800 r8:00000080 r7:00000000 r6:82c16200 r5:00001000 r4:7f04b000 [ 1774.825541][ T30] [<802ea434>] (module_memfree) from [<80388aec>] (bpf_jit_free_exec+0x10/0x14) [ 1774.825904][ T30] r5:00001000 r4:dfa53000 [ 1774.826097][ T30] [<80388adc>] (bpf_jit_free_exec) from [<80388cac>] (bpf_jit_free+0x68/0xe4) [ 1774.826575][ T30] [<80388c44>] (bpf_jit_free) from [<80389d8c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1774.826902][ T30] r5:848b8350 r4:848b8000 [ 1774.827048][ T30] [<80389c40>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1774.827464][ T30] r7:ddde4280 r6:82c16200 r5:848b8350 r4:84252100 [ 1774.827708][ T30] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1774.828214][ T30] r10:61c88647 r9:83679800 r8:ddde42a0 r7:82604d40 r6:ddde4280 r5:8425212c [ 1774.828650][ T30] r4:84252100 [ 1774.829208][ T30] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1774.832891][ T30] r10:00000000 r9:dfa11e90 r8:845ea6c0 r7:84252100 r6:8026736c r5:83679800 [ 1774.838229][ T30] r4:845ea980 [ 1774.869285][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1774.871976][ T30] Exception stack(0xdf97dfb0 to 0xdf97dff8) [ 1774.874618][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1774.878513][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1774.889692][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1774.890018][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:845ea980 [ 1774.890264][ T30] INFO: task kworker/0:0:3000 blocked for more than 450 seconds. [ 1774.891396][ T30] Not tainted 6.8.0-rc2-syzkaller #0 [ 1774.893383][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1774.897869][ T30] task:kworker/0:0 state:D stack:0 pid:3000 tgid:3000 ppid:2 flags:0x00000000 [ 1774.911545][ T30] Workqueue: events bpf_prog_free_deferred [ 1774.939362][ T30] Backtrace: [ 1774.939697][ T30] [<81857a24>] (__schedule) from [<8185865c>] (schedule+0x2c/0xb8) [ 1774.940121][ T30] r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:df969dac r5:8367c800 [ 1774.940669][ T30] r4:8367c800 [ 1774.945507][ T30] [<81858630>] (schedule) from [<81858c28>] (schedule_preempt_disabled+0x18/0x24) [ 1774.979414][ T30] r5:8367c800 r4:8270dd74 [ 1774.981193][ T30] [<81858c10>] (schedule_preempt_disabled) from [<8185b510>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1774.983562][ T30] [<8185b228>] (__mutex_lock.constprop.0) from [<8185bddc>] (__mutex_lock_slowpath+0x14/0x18) [ 1774.986041][ T30] r10:82c16005 r9:df969e38 r8:00000000 r7:ffffffff r6:00000000 r5:848014c0 [ 1774.988094][ T30] r4:00000000 [ 1774.991033][ T30] [<8185bdc8>] (__mutex_lock_slowpath) from [<8185be1c>] (mutex_lock+0x3c/0x40) [ 1774.993987][ T30] [<8185bde0>] (mutex_lock) from [<8048df04>] (_vm_unmap_aliases+0x60/0x2e4) [ 1774.996771][ T30] [<8048dea4>] (_vm_unmap_aliases) from [<80491aa4>] (vfree+0x170/0x1e0) [ 1774.997247][ T30] r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:848014c0 [ 1774.997715][ T30] r4:00000000 [ 1774.997953][ T30] [<80491934>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1774.998240][ T30] r9:8367c800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f029000 [ 1774.998470][ T30] [<802ea434>] (module_memfree) from [<80388aec>] (bpf_jit_free_exec+0x10/0x14) [ 1775.009244][ T30] r5:00001000 r4:df91b000 [ 1775.009595][ T30] [<80388adc>] (bpf_jit_free_exec) from [<80388cac>] (bpf_jit_free+0x68/0xe4) [ 1775.009948][ T30] [<80388c44>] (bpf_jit_free) from [<80389d8c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1775.010239][ T30] r5:847af350 r4:847af000 [ 1775.010434][ T30] [<80389c40>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1775.011220][ T30] r7:dddd1280 r6:82c16000 r5:847af350 r4:845e7580 [ 1775.011484][ T30] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1775.011828][ T30] r10:61c88647 r9:8367c800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:845e75ac [ 1775.012107][ T30] r4:845e7580 [ 1775.012228][ T30] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1775.012637][ T30] r10:00000000 r9:e01b5e90 r8:843f5d40 r7:845e7580 r6:8026736c r5:8367c800 [ 1775.012827][ T30] r4:841828c0 [ 1775.012932][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.013150][ T30] Exception stack(0xdf969fb0 to 0xdf969ff8) [ 1775.013435][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1775.013659][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.013959][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.014269][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:841828c0 [ 1775.014582][ T30] INFO: task kworker/0:1:3002 blocked for more than 450 seconds. [ 1775.014872][ T30] Not tainted 6.8.0-rc2-syzkaller #0 [ 1775.015121][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1775.015439][ T30] task:kworker/0:1 state:D stack:0 pid:3002 tgid:3002 ppid:2 flags:0x00000000 [ 1775.016064][ T30] Workqueue: events bpf_prog_free_deferred [ 1775.016291][ T30] Backtrace: [ 1775.016517][ T30] [<81857a24>] (__schedule) from [<8185865c>] (schedule+0x2c/0xb8) [ 1775.016879][ T30] r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:df979dac r5:8367e000 [ 1775.017109][ T30] r4:8367e000 [ 1775.017325][ T30] [<81858630>] (schedule) from [<81858c28>] (schedule_preempt_disabled+0x18/0x24) [ 1775.017616][ T30] r5:8367e000 r4:8270dd74 [ 1775.017784][ T30] [<81858c10>] (schedule_preempt_disabled) from [<8185b510>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1775.018223][ T30] [<8185b228>] (__mutex_lock.constprop.0) from [<8185bddc>] (__mutex_lock_slowpath+0x14/0x18) [ 1775.018543][ T30] r10:82c16005 r9:df979e38 r8:00000000 r7:ffffffff r6:00000000 r5:84919000 [ 1775.029479][ T30] r4:00000000 [ 1775.029805][ T30] [<8185bdc8>] (__mutex_lock_slowpath) from [<8185be1c>] (mutex_lock+0x3c/0x40) [ 1775.030055][ T30] [<8185bde0>] (mutex_lock) from [<8048df04>] (_vm_unmap_aliases+0x60/0x2e4) [ 1775.030421][ T30] [<8048dea4>] (_vm_unmap_aliases) from [<80491aa4>] (vfree+0x170/0x1e0) [ 1775.030851][ T30] r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84919000 [ 1775.031161][ T30] r4:00000000 [ 1775.031354][ T30] [<80491934>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1775.031688][ T30] r9:8367e000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f065000 [ 1775.031983][ T30] [<802ea434>] (module_memfree) from [<80388aec>] (bpf_jit_free_exec+0x10/0x14) [ 1775.032290][ T30] r5:00001000 r4:dfb7b000 [ 1775.032602][ T30] [<80388adc>] (bpf_jit_free_exec) from [<80388cac>] (bpf_jit_free+0x68/0xe4) [ 1775.032904][ T30] [<80388c44>] (bpf_jit_free) from [<80389d8c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1775.033188][ T30] r5:848bb750 r4:848bb400 [ 1775.033353][ T30] [<80389c40>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1775.033868][ T30] r7:dddd1280 r6:82c16000 r5:848bb750 r4:845e7680 [ 1775.034190][ T30] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1775.034611][ T30] r10:61c88647 r9:8367e000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:845e76ac [ 1775.034943][ T30] r4:845e7680 [ 1775.035079][ T30] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1775.035418][ T30] r10:00000000 r9:df969e90 r8:845ea980 r7:845e7680 r6:8026736c r5:8367e000 [ 1775.035696][ T30] r4:845fbc80 [ 1775.035815][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.036076][ T30] Exception stack(0xdf979fb0 to 0xdf979ff8) [ 1775.036269][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1775.036595][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.036778][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.036954][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:845fbc80 [ 1775.037149][ T30] INFO: task kworker/0:4:3003 blocked for more than 450 seconds. [ 1775.037355][ T30] Not tainted 6.8.0-rc2-syzkaller #0 [ 1775.037516][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1775.037738][ T30] task:kworker/0:4 state:D stack:0 pid:3003 tgid:3003 ppid:2 flags:0x00000000 [ 1775.037952][ T30] Workqueue: events bpf_prog_free_deferred [ 1775.038349][ T30] Backtrace: [ 1775.038575][ T30] [<81857a24>] (__schedule) from [<8185865c>] (schedule+0x2c/0xb8) [ 1775.049454][ T30] r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:df985dac r5:8367a400 [ 1775.049845][ T30] r4:8367a400 [ 1775.050012][ T30] [<81858630>] (schedule) from [<81858c28>] (schedule_preempt_disabled+0x18/0x24) [ 1775.050468][ T30] r5:8367a400 r4:8270dd74 [ 1775.050601][ T30] [<81858c10>] (schedule_preempt_disabled) from [<8185b510>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1775.051117][ T30] [<8185b228>] (__mutex_lock.constprop.0) from [<8185bddc>] (__mutex_lock_slowpath+0x14/0x18) [ 1775.051540][ T30] r10:82c16005 r9:df985e38 r8:00000000 r7:ffffffff r6:00000000 r5:8485bbc0 [ 1775.051839][ T30] r4:00000000 [ 1775.052103][ T30] [<8185bdc8>] (__mutex_lock_slowpath) from [<8185be1c>] (mutex_lock+0x3c/0x40) [ 1775.052355][ T30] [<8185bde0>] (mutex_lock) from [<8048df04>] (_vm_unmap_aliases+0x60/0x2e4) [ 1775.052626][ T30] [<8048dea4>] (_vm_unmap_aliases) from [<80491aa4>] (vfree+0x170/0x1e0) [ 1775.052885][ T30] r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8485bbc0 [ 1775.053061][ T30] r4:00000000 [ 1775.053151][ T30] [<80491934>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1775.053439][ T30] r9:8367a400 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f1ff000 [ 1775.053651][ T30] [<802ea434>] (module_memfree) from [<80388aec>] (bpf_jit_free_exec+0x10/0x14) [ 1775.053942][ T30] r5:00001000 r4:dfd9d000 [ 1775.054053][ T30] [<80388adc>] (bpf_jit_free_exec) from [<80388cac>] (bpf_jit_free+0x68/0xe4) [ 1775.054319][ T30] [<80388c44>] (bpf_jit_free) from [<80389d8c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1775.054592][ T30] r5:84a42750 r4:84a42400 [ 1775.054759][ T30] [<80389c40>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1775.055060][ T30] r7:dddd1280 r6:82c16000 r5:84a42750 r4:845e7780 [ 1775.055255][ T30] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1775.055515][ T30] r10:61c88647 r9:8367a400 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:845e77ac [ 1775.055724][ T30] r4:845e7780 [ 1775.055813][ T30] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1775.056039][ T30] r10:00000000 r9:df979e90 r8:843fe700 r7:845e7780 r6:8026736c r5:8367a400 [ 1775.056257][ T30] r4:845fbc80 [ 1775.056375][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.056579][ T30] Exception stack(0xdf985fb0 to 0xdf985ff8) [ 1775.056742][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1775.056967][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.057250][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.057501][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:845fbc80 [ 1775.057724][ T30] INFO: task kworker/0:5:3005 blocked for more than 450 seconds. [ 1775.057890][ T30] Not tainted 6.8.0-rc2-syzkaller #0 [ 1775.058022][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1775.058268][ T30] task:kworker/0:5 state:D stack:0 pid:3005 tgid:3005 ppid:2 flags:0x00000000 [ 1775.058568][ T30] Workqueue: events bpf_prog_free_deferred [ 1775.069267][ T30] Backtrace: [ 1775.069733][ T30] [<81857a24>] (__schedule) from [<8185865c>] (schedule+0x2c/0xb8) [ 1775.070003][ T30] r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:df995dac r5:82ee0000 [ 1775.070384][ T30] r4:82ee0000 [ 1775.070633][ T30] [<81858630>] (schedule) from [<81858c28>] (schedule_preempt_disabled+0x18/0x24) [ 1775.070937][ T30] r5:82ee0000 r4:8270dd74 [ 1775.071082][ T30] [<81858c10>] (schedule_preempt_disabled) from [<8185b510>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1775.071440][ T30] [<8185b228>] (__mutex_lock.constprop.0) from [<8185bddc>] (__mutex_lock_slowpath+0x14/0x18) [ 1775.071766][ T30] r10:82c16005 r9:df995e38 r8:00000000 r7:ffffffff r6:00000000 r5:8497cdc0 [ 1775.072033][ T30] r4:00000000 [ 1775.072213][ T30] [<8185bdc8>] (__mutex_lock_slowpath) from [<8185be1c>] (mutex_lock+0x3c/0x40) [ 1775.072620][ T30] [<8185bde0>] (mutex_lock) from [<8048df04>] (_vm_unmap_aliases+0x60/0x2e4) [ 1775.072949][ T30] [<8048dea4>] (_vm_unmap_aliases) from [<80491aa4>] (vfree+0x170/0x1e0) [ 1775.073338][ T30] r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8497cdc0 [ 1775.073671][ T30] r4:00000000 [ 1775.073803][ T30] [<80491934>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1775.074180][ T30] r9:82ee0000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f035000 [ 1775.074462][ T30] [<802ea434>] (module_memfree) from [<80388aec>] (bpf_jit_free_exec+0x10/0x14) [ 1775.074765][ T30] r5:00001000 r4:dfd6b000 [ 1775.074916][ T30] [<80388adc>] (bpf_jit_free_exec) from [<80388cac>] (bpf_jit_free+0x68/0xe4) [ 1775.075376][ T30] [<80388c44>] (bpf_jit_free) from [<80389d8c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1775.075664][ T30] r5:8476bb50 r4:8476b800 [ 1775.075970][ T30] [<80389c40>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1775.076328][ T30] r7:dddd1280 r6:82c16000 r5:8476bb50 r4:845e7600 [ 1775.076658][ T30] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1775.077216][ T30] r10:61c88647 r9:82ee0000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:845e762c [ 1775.077484][ T30] r4:845e7600 [ 1775.077727][ T30] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1775.078181][ T30] r10:00000000 r9:df985e90 r8:84291cc0 r7:845e7600 r6:8026736c r5:82ee0000 [ 1775.078566][ T30] r4:845fb6c0 [ 1775.089453][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.089878][ T30] Exception stack(0xdf995fb0 to 0xdf995ff8) [ 1775.090062][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1775.090310][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.090746][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.090946][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:845fb6c0 [ 1775.091162][ T30] INFO: task kworker/0:6:3007 blocked for more than 451 seconds. [ 1775.091405][ T30] Not tainted 6.8.0-rc2-syzkaller #0 [ 1775.091681][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1775.091937][ T30] task:kworker/0:6 state:D stack:0 pid:3007 tgid:3007 ppid:2 flags:0x00000000 [ 1775.092306][ T30] Workqueue: events bpf_prog_free_deferred [ 1775.092574][ T30] Backtrace: [ 1775.092716][ T30] [<81857a24>] (__schedule) from [<8185865c>] (schedule+0x2c/0xb8) [ 1775.093030][ T30] r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:df9a9dac r5:83e54800 [ 1775.093224][ T30] r4:83e54800 [ 1775.093329][ T30] [<81858630>] (schedule) from [<81858c28>] (schedule_preempt_disabled+0x18/0x24) [ 1775.093687][ T30] r5:83e54800 r4:8270dd74 [ 1775.093803][ T30] [<81858c10>] (schedule_preempt_disabled) from [<8185b510>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1775.094104][ T30] [<8185b228>] (__mutex_lock.constprop.0) from [<8185bddc>] (__mutex_lock_slowpath+0x14/0x18) [ 1775.094540][ T30] r10:82c16005 r9:df9a9e38 r8:00000000 r7:ffffffff r6:00000000 r5:8476c080 [ 1775.094705][ T30] r4:00000000 [ 1775.094884][ T30] [<8185bdc8>] (__mutex_lock_slowpath) from [<8185be1c>] (mutex_lock+0x3c/0x40) [ 1775.095209][ T30] [<8185bde0>] (mutex_lock) from [<8048df04>] (_vm_unmap_aliases+0x60/0x2e4) [ 1775.095510][ T30] [<8048dea4>] (_vm_unmap_aliases) from [<80491aa4>] (vfree+0x170/0x1e0) [ 1775.095715][ T30] r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8476c080 [ 1775.096010][ T30] r4:00000000 [ 1775.096111][ T30] [<80491934>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1775.096435][ T30] r9:83e54800 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f18b000 [ 1775.096663][ T30] [<802ea434>] (module_memfree) from [<80388aec>] (bpf_jit_free_exec+0x10/0x14) [ 1775.096972][ T30] r5:00001000 r4:eaded000 [ 1775.097097][ T30] [<80388adc>] (bpf_jit_free_exec) from [<80388cac>] (bpf_jit_free+0x68/0xe4) [ 1775.097463][ T30] [<80388c44>] (bpf_jit_free) from [<80389d8c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1775.097792][ T30] r5:845a3750 r4:845a3400 [ 1775.097989][ T30] [<80389c40>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1775.098242][ T30] r7:dddd1280 r6:82c16000 r5:845a3750 r4:845e7800 [ 1775.098419][ T30] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1775.109531][ T30] r10:61c88647 r9:83e54800 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:845e782c [ 1775.109912][ T30] r4:845e7800 [ 1775.110055][ T30] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1775.110498][ T30] r10:00000000 r9:df985e90 r8:82f4bf00 r7:845e7800 r6:8026736c r5:83e54800 [ 1775.110825][ T30] r4:84601cc0 [ 1775.110973][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.111287][ T30] Exception stack(0xdf9a9fb0 to 0xdf9a9ff8) [ 1775.111486][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1775.111849][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.112168][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.112513][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:84601cc0 [ 1775.112925][ T30] INFO: task kworker/0:7:3009 blocked for more than 451 seconds. [ 1775.113182][ T30] Not tainted 6.8.0-rc2-syzkaller #0 [ 1775.113420][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1775.113697][ T30] task:kworker/0:7 state:D stack:0 pid:3009 tgid:3009 ppid:2 flags:0x00000000 [ 1775.114037][ T30] Workqueue: events bpf_prog_free_deferred [ 1775.114345][ T30] Backtrace: [ 1775.114529][ T30] [<81857a24>] (__schedule) from [<8185865c>] (schedule+0x2c/0xb8) [ 1775.114897][ T30] r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:df965dac r5:8411b000 [ 1775.115297][ T30] r4:8411b000 [ 1775.115499][ T30] [<81858630>] (schedule) from [<81858c28>] (schedule_preempt_disabled+0x18/0x24) [ 1775.115901][ T30] r5:8411b000 r4:8270dd74 [ 1775.116136][ T30] [<81858c10>] (schedule_preempt_disabled) from [<8185b510>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1775.116665][ T30] [<8185b228>] (__mutex_lock.constprop.0) from [<8185bddc>] (__mutex_lock_slowpath+0x14/0x18) [ 1775.117088][ T30] r10:82c16005 r9:df965e38 r8:00000000 r7:ffffffff r6:00000000 r5:84a1ce40 [ 1775.117402][ T30] r4:00000000 [ 1775.117626][ T30] [<8185bdc8>] (__mutex_lock_slowpath) from [<8185be1c>] (mutex_lock+0x3c/0x40) [ 1775.118010][ T30] [<8185bde0>] (mutex_lock) from [<8048df04>] (_vm_unmap_aliases+0x60/0x2e4) [ 1775.118458][ T30] [<8048dea4>] (_vm_unmap_aliases) from [<80491aa4>] (vfree+0x170/0x1e0) [ 1775.129244][ T30] r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a1ce40 [ 1775.129752][ T30] r4:00000000 [ 1775.129917][ T30] [<80491934>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1775.130330][ T30] r9:8411b000 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f035000 [ 1775.130753][ T30] [<802ea434>] (module_memfree) from [<80388aec>] (bpf_jit_free_exec+0x10/0x14) [ 1775.131188][ T30] r5:00001000 r4:df87d000 [ 1775.131433][ T30] [<80388adc>] (bpf_jit_free_exec) from [<80388cac>] (bpf_jit_free+0x68/0xe4) [ 1775.131846][ T30] [<80388c44>] (bpf_jit_free) from [<80389d8c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1775.132168][ T30] r5:848eef50 r4:848eec00 [ 1775.132513][ T30] [<80389c40>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1775.132973][ T30] r7:dddd1280 r6:82c16000 r5:848eef50 r4:845e7880 [ 1775.133258][ T30] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1775.133685][ T30] r10:61c88647 r9:8411b000 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:845e78ac [ 1775.134148][ T30] r4:845e7880 [ 1775.134295][ T30] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1775.134773][ T30] r10:00000000 r9:df985e90 r8:845fbb80 r7:845e7880 r6:8026736c r5:8411b000 [ 1775.135160][ T30] r4:842911c0 [ 1775.135301][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.135892][ T30] Exception stack(0xdf965fb0 to 0xdf965ff8) [ 1775.136176][ T30] 5fa0: 00000000 00000000 00000000 00000000 [ 1775.136735][ T30] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.137070][ T30] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.137402][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:842911c0 [ 1775.137626][ T30] INFO: task kworker/0:8:3012 blocked for more than 451 seconds. [ 1775.137935][ T30] Not tainted 6.8.0-rc2-syzkaller #0 [ 1775.138156][ T30] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1775.138442][ T30] task:kworker/0:8 state:D stack:0 pid:3012 tgid:3012 ppid:2 flags:0x00000000 [ 1775.149234][ T30] Workqueue: events bpf_prog_free_deferred [ 1775.149617][ T30] Backtrace: [ 1775.149755][ T30] [<81857a24>] (__schedule) from [<8185865c>] (schedule+0x2c/0xb8) [ 1775.150117][ T30] r10:82c16005 r9:00000000 r8:8270dd78 r7:00000002 r6:df9addac r5:8411a400 [ 1775.150697][ T30] r4:8411a400 [ 1775.150891][ T30] [<81858630>] (schedule) from [<81858c28>] (schedule_preempt_disabled+0x18/0x24) [ 1775.151621][ T30] r5:8411a400 r4:8270dd74 [ 1775.151779][ T30] [<81858c10>] (schedule_preempt_disabled) from [<8185b510>] (__mutex_lock.constprop.0+0x2e8/0xae0) [ 1775.152546][ T30] [<8185b228>] (__mutex_lock.constprop.0) from [<8185bddc>] (__mutex_lock_slowpath+0x14/0x18) [ 1775.152903][ T30] r10:82c16005 r9:df9ade38 r8:00000000 r7:ffffffff r6:00000000 r5:847f3dc0 [ 1775.153381][ T30] r4:00000000 [ 1775.153673][ T30] [<8185bdc8>] (__mutex_lock_slowpath) from [<8185be1c>] (mutex_lock+0x3c/0x40) [ 1775.154056][ T30] [<8185bde0>] (mutex_lock) from [<8048df04>] (_vm_unmap_aliases+0x60/0x2e4) [ 1775.155052][ T30] [<8048dea4>] (_vm_unmap_aliases) from [<80491aa4>] (vfree+0x170/0x1e0) [ 1775.155438][ T30] r10:82c16005 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847f3dc0 [ 1775.155700][ T30] r4:00000000 [ 1775.155962][ T30] [<80491934>] (vfree) from [<802ea464>] (module_memfree+0x30/0x50) [ 1775.156438][ T30] r9:8411a400 r8:00000000 r7:00000000 r6:82c16000 r5:00001000 r4:7f24d000 [ 1775.157389][ T30] [<802ea434>] (module_memfree) from [<80388aec>] (bpf_jit_free_exec+0x10/0x14) [ 1775.157963][ T30] r5:00001000 r4:dfba5000 [ 1775.158125][ T30] [<80388adc>] (bpf_jit_free_exec) from [<80388cac>] (bpf_jit_free+0x68/0xe4) [ 1775.158548][ T30] [<80388c44>] (bpf_jit_free) from [<80389d8c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1775.179245][ T30] r5:8493f350 r4:8493f000 [ 1775.179537][ T30] [<80389c40>] (bpf_prog_free_deferred) from [<80267064>] (process_one_work+0x19c/0x4a4) [ 1775.180205][ T30] r7:dddd1280 r6:82c16000 r5:8493f350 r4:845e7700 [ 1775.180373][ T30] [<80266ec8>] (process_one_work) from [<802675ac>] (worker_thread+0x240/0x48c) [ 1775.180781][ T30] r10:61c88647 r9:8411a400 r8:dddd12a0 r7:82604d40 r6:dddd1280 r5:845e772c [ 1775.181081][ T30] r4:845e7700 [ 1775.181227][ T30] [<8026736c>] (worker_thread) from [<8026e888>] (kthread+0x104/0x134) [ 1775.181525][ T30] r10:00000000 r9:df985e90 r8:84601cc0 r7:845e7700 r6:8026736c r5:8411a400 [ 1775.181805][ T30] r4:843e3ac0 [ 1775.182065][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.182422][ T30] Exception stack(0xdf9adfb0 to 0xdf9adff8) [ 1775.182802][ T30] dfa0: 00000000 00000000 00000000 00000000 [ 1775.183275][ T30] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.183778][ T30] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.184097][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:843e3ac0 [ 1775.184747][ T30] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1775.186877][ T30] NMI backtrace for cpu 1 [ 1775.187361][ T30] CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.8.0-rc2-syzkaller #0 [ 1775.187769][ T30] Hardware name: ARM-Versatile Express [ 1775.188088][ T30] Backtrace: [ 1775.188346][ T30] [<818365cc>] (dump_backtrace) from [<818366c8>] (show_stack+0x18/0x1c) [ 1775.188919][ T30] r7:00000000 r6:00000113 r5:60000193 r4:81fbd200 [ 1775.189223][ T30] [<818366b0>] (show_stack) from [<81853bbc>] (dump_stack_lvl+0x48/0x54) [ 1775.189602][ T30] [<81853b74>] (dump_stack_lvl) from [<81853be0>] (dump_stack+0x18/0x1c) [ 1775.189882][ T30] r5:00000001 r4:00000001 [ 1775.190093][ T30] [<81853bc8>] (dump_stack) from [<818239f8>] (nmi_cpu_backtrace+0x160/0x17c) [ 1775.190653][ T30] [<81823898>] (nmi_cpu_backtrace) from [<81823b44>] (nmi_trigger_cpumask_backtrace+0x130/0x1d8) [ 1775.191136][ T30] r7:00000001 r6:8260c494 r5:8261a7d8 r4:ffffffff [ 1775.191442][ T30] [<81823a14>] (nmi_trigger_cpumask_backtrace) from [<80210574>] (arch_trigger_cpumask_backtrace+0x18/0x1c) [ 1775.191836][ T30] r9:827d8cdf r8:82894eb8 r7:8260c5ec r6:00007d6b r5:8261adc8 r4:84a6202c [ 1775.192121][ T30] [<8021055c>] (arch_trigger_cpumask_backtrace) from [<80347e54>] (watchdog+0x48c/0x59c) [ 1775.192373][ T30] [<803479c8>] (watchdog) from [<8026e888>] (kthread+0x104/0x134) [ 1775.192756][ T30] r10:00000000 r9:df819e58 r8:82e67440 r7:00000000 r6:803479c8 r5:82ee1800 [ 1775.193050][ T30] r4:82f458c0 [ 1775.193254][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.193681][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1775.193950][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1775.194490][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.194933][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.195219][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:82f458c0 [ 1775.196146][ T30] Sending NMI from CPU 1 to CPUs 0: [ 1775.197238][ C0] NMI backtrace for cpu 0 [ 1775.197744][ C0] CPU: 0 PID: 2801 Comm: klogd Not tainted 6.8.0-rc2-syzkaller #0 [ 1775.198016][ C0] Hardware name: ARM-Versatile Express [ 1775.198226][ C0] PC is at _raw_spin_lock+0x0/0x58 [ 1775.199317][ C0] LR is at unix_dgram_sendmsg+0x320/0x9e8 [ 1775.199382][ C0] pc : [<81860d48>] lr : [<815f54d4>] psr: 60000013 [ 1775.199414][ C0] sp : ebde9df8 ip : ebde9dd8 fp : ebde9e6c [ 1775.199441][ C0] r10: 83e9fe6c r9 : 84118000 r8 : 83e9fc00 [ 1775.199475][ C0] r7 : 0000008c r6 : 00000000 r5 : 8313b900 r4 : ebde9e98 [ 1775.199510][ C0] r3 : ffffff95 r2 : ebde9e34 r1 : 00000000 r0 : 83e9fe6c [ 1775.199617][ C0] Flags: nZCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment user [ 1775.199684][ C0] Control: 30c5387d Table: 84255c40 DAC: fffffffd [ 1775.199756][ C0] Backtrace: [ 1775.200662][ C0] [<815f51b4>] (unix_dgram_sendmsg) from [<8134c0c0>] (__sock_sendmsg+0x44/0x78) [ 1775.200976][ C0] r10:00000121 r9:84118000 r8:00000003 r7:8313b900 r6:8313b900 r5:ebde9e98 [ 1775.201025][ C0] r4:00000000 [ 1775.201103][ C0] [<8134c07c>] (__sock_sendmsg) from [<8134e3d0>] (__sys_sendto+0x108/0x14c) [ 1775.201168][ C0] r7:8313b900 r6:00000000 r5:00004000 r4:00000000 [ 1775.201181][ C0] [<8134e2c8>] (__sys_sendto) from [<8134e458>] (sys_send+0x20/0x28) [ 1775.201275][ C0] r8:80200288 r7:00000121 r6:76f8e5a0 r5:76f8e5a0 r4:01ba11a8 [ 1775.201288][ C0] [<8134e438>] (sys_send) from [<80200060>] (ret_fast_syscall+0x0/0x1c) [ 1775.201402][ C0] Exception stack(0xebde9fa8 to 0xebde9ff0) [ 1775.201557][ C0] 9fa0: 01ba11a8 76f8e5a0 00000003 01ba8780 0000008c 00004000 [ 1775.201605][ C0] 9fc0: 01ba11a8 76f8e5a0 76f8e5a0 00000121 00000000 00000013 76e60e60 01ba8783 [ 1775.201632][ C0] 9fe0: 00000000 7efcbbc8 76de8460 76ded918 [ 1775.219684][ T30] Kernel panic - not syncing: hung_task: blocked tasks [ 1775.223166][ T30] CPU: 1 PID: 30 Comm: khungtaskd Not tainted 6.8.0-rc2-syzkaller #0 [ 1775.223441][ T30] Hardware name: ARM-Versatile Express [ 1775.223725][ T30] Backtrace: [ 1775.223881][ T30] [<818365cc>] (dump_backtrace) from [<818366c8>] (show_stack+0x18/0x1c) [ 1775.224227][ T30] r7:00000000 r6:82622dc4 r5:60000193 r4:81fbd200 [ 1775.224670][ T30] [<818366b0>] (show_stack) from [<81853bbc>] (dump_stack_lvl+0x48/0x54) [ 1775.225054][ T30] [<81853b74>] (dump_stack_lvl) from [<81853be0>] (dump_stack+0x18/0x1c) [ 1775.225386][ T30] r5:00000000 r4:8284fd18 [ 1775.225521][ T30] [<81853bc8>] (dump_stack) from [<81837170>] (panic+0x120/0x378) [ 1775.225741][ T30] [<81837050>] (panic) from [<80347ce0>] (watchdog+0x318/0x59c) [ 1775.225993][ T30] r3:00000000 r2:00000000 r1:00000001 r0:81fbdcbc [ 1775.226138][ T30] r7:8260c5ec [ 1775.226324][ T30] [<803479c8>] (watchdog) from [<8026e888>] (kthread+0x104/0x134) [ 1775.226587][ T30] r10:00000000 r9:df819e58 r8:82e67440 r7:00000000 r6:803479c8 r5:82ee1800 [ 1775.226910][ T30] r4:82f458c0 [ 1775.227013][ T30] [<8026e784>] (kthread) from [<80200104>] (ret_from_fork+0x14/0x30) [ 1775.227271][ T30] Exception stack(0xdf8d9fb0 to 0xdf8d9ff8) [ 1775.227462][ T30] 9fa0: 00000000 00000000 00000000 00000000 [ 1775.227755][ T30] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1775.228036][ T30] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1775.228265][ T30] r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026e784 r4:82f458c0 [ 1775.228866][ C0] CPU0: stopping [ 1775.228931][ C0] CPU: 0 PID: 2797 Comm: syslogd Not tainted 6.8.0-rc2-syzkaller #0 [ 1775.228972][ C0] Hardware name: ARM-Versatile Express [ 1775.228989][ C0] Backtrace: frame pointer underflow [ 1775.229049][ C0] [<818365cc>] (dump_backtrace) from [<818366c8>] (show_stack+0x18/0x1c) [ 1775.229136][ C0] r7:00000014 r6:81b0f95c r5:600001d3 r4:81fbd200 [ 1775.229149][ C0] [<818366b0>] (show_stack) from [<81853bbc>] (dump_stack_lvl+0x48/0x54) [ 1775.229197][ C0] [<81853b74>] (dump_stack_lvl) from [<81853be0>] (dump_stack+0x18/0x1c) [ 1775.229247][ C0] r5:00000000 r4:00000004 [ 1775.229260][ C0] [<81853bc8>] (dump_stack) from [<8020fb78>] (do_handle_IPI+0x2ac/0x2d8) [ 1775.229320][ C0] [<8020f8cc>] (do_handle_IPI) from [<8020fbc4>] (ipi_handler+0x20/0x28) [ 1775.229374][ C0] r9:8411bc00 r8:df801f78 r7:00000014 r6:81b0f95c r5:82c0cc80 r4:82c96d00 [ 1775.229385][ C0] [<8020fba4>] (ipi_handler) from [<802c5004>] (handle_percpu_devid_irq+0x9c/0x2cc) [ 1775.229434][ C0] [<802c4f68>] (handle_percpu_devid_irq) from [<802be790>] (generic_handle_domain_irq+0x30/0x40) [ 1775.229494][ C0] r10:00000003 r9:8411bc00 r8:00000000 r7:df80a00c r6:824b0bc0 r5:df80a000 [ 1775.229511][ C0] r4:8260cd28 r3:00010000 [ 1775.229523][ C0] [<802be760>] (generic_handle_domain_irq) from [<802011c4>] (gic_handle_irq+0x68/0x7c) [ 1775.229565][ C0] [<8020115c>] (gic_handle_irq) from [<81854480>] (generic_handle_arch_irq+0x60/0x80) [ 1775.229619][ C0] r7:ec6b5ef8 r6:8213c638 r5:821781bc r4:824b2224 [ 1775.229630][ C0] [<81854420>] (generic_handle_arch_irq) from [<818066a8>] (call_with_stack+0x1c/0x20) [ 1775.229687][ C0] r9:8411bc00 r8:80200288 r7:ec6b5f2c r6:ffffffff r5:40000013 r4:8020bb34 [ 1775.229700][ C0] [<8180668c>] (call_with_stack) from [<80200b84>] (__irq_svc+0x84/0xac) [ 1775.229737][ C0] Exception stack(0xec6b5ef8 to 0xec6b5f40) [ 1775.229761][ C0] 5ee0: ec6b5fb0 00000000 [ 1775.229792][ C0] 5f00: 00000000 00040000 8411bc00 ec6b5fb0 80200288 00000003 80200288 8411bc00 [ 1775.229821][ C0] 5f20: 00000003 ec6b5fac ec6b5fb0 ec6b5f48 80200088 8020bb34 40000013 ffffffff [ 1775.229838][ C0] [<8020bad8>] (do_work_pending) from [<80200088>] (slow_work_pending+0xc/0x24) [ 1775.229879][ C0] Exception stack(0xec6b5fb0 to 0xec6b5ff8) [ 1775.229904][ C0] 5fa0: 0000003e 01f9a1d0 000000ff 00000000 [ 1775.229939][ C0] 5fc0: fffffc00 76f845a0 01f9a2d0 00000003 00000000 01f9a1c8 76f4854c 76f48548 [ 1775.229963][ C0] 5fe0: 76f479f8 7ec3ac70 76ebd2ec 76dcb2fc 60000010 00000000 [ 1775.229992][ C0] r9:8411bc00 r8:80200288 r7:00000003 r6:01f9a2d0 r5:76f845a0 r4:fffffc00 [ 1775.235379][ T30] Rebooting in 86400 seconds.. VM DIAGNOSIS: 16:06:37 Registers: info registers vcpu 0 CPU#0 R00=83678c00 R01=00000000 R02=00000004 R03=81855934 R04=826f5b48 R05=826f5b40 R06=00000028 R07=00000006 R08=826f5b48 R09=00000000 R10=83679474 R11=df801ccc R12=df801cd0 R13=df801cc0 R14=818545c4 R15=81855944 PSR=60000193 -ZC- A S svc32 s00=a0000000 s01=404fb7ef d00=404fb7efa0000000 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=ffffffff s13=7fefffff d06=7fefffffffffffff s14=a0000000 s15=404fb7ef d07=404fb7efa0000000 s16=00000003 s17=7ed20af0 d08=7ed20af000000003 s18=00000000 s19=00000000 d09=0000000000000000 s20=00000000 s21=00000000 d10=0000000000000000 s22=00000000 s23=00000000 d11=0000000000000000 s24=00000000 s25=00000000 d12=0000000000000000 s26=00000000 s27=00000000 d13=0000000000000000 s28=00000000 s29=00000000 d14=0000000000000000 s30=00000000 s31=00000000 d15=0000000000000000 s32=00000000 s33=00000000 d16=0000000000000000 s34=00000000 s35=00000000 d17=0000000000000000 s36=00000000 s37=00000000 d18=0000000000000000 s38=00000000 s39=00000000 d19=0000000000000000 s40=00000000 s41=00000000 d20=0000000000000000 s42=00000000 s43=00000000 d21=0000000000000000 s44=00000000 s45=00000000 d22=0000000000000000 s46=00000000 s47=00000000 d23=0000000000000000 s48=00000000 s49=00000000 d24=0000000000000000 s50=00000000 s51=00000000 d25=0000000000000000 s52=00000000 s53=00000000 d26=0000000000000000 s54=00000000 s55=00000000 d27=0000000000000000 s56=00000000 s57=00000000 d28=0000000000000000 s58=00000000 s59=00000000 d29=0000000000000000 s60=00000000 s61=00000000 d30=0000000000000000 s62=00000000 s63=00000000 d31=0000000000000000 FPSCR: 80000010 info registers vcpu 1 CPU#1 R00=c0428000 R01=e004b000 R02=00000001 R03=8021b354 R04=7f19b000 R05=84046c00 R06=7f19b000 R07=00000000 R08=8289fc68 R09=8270dd58 R10=00000000 R11=e0079d84 R12=e0079d88 R13=e0079d58 R14=80210b30 R15=8021b36c PSR=80000013 N--- A S svc32 s00=00000000 s01=00000000 d00=0000000000000000 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=00000000 s15=00000000 d07=0000000000000000 s16=005a27e9 s17=00000000 d08=00000000005a27e9 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=39185ea4 s33=e4736403 d16=e473640339185ea4 s34=bcbfb6a7 s35=2c55110d d17=2c55110dbcbfb6a7 s36=1ec357a4 s37=90d84823 d18=90d848231ec357a4 s38=90587959 s39=90c8b0f1 d19=90c8b0f190587959 s40=7e14a040 s41=879595f3 d20=879595f37e14a040 s42=c12d1923 s43=1dbb2dd4 d21=1dbb2dd4c12d1923 s44=487ce15e s45=f67438de d22=f67438de487ce15e s46=35edcf5d s47=33c54e31 d23=33c54e3135edcf5d s48=00000001 s49=00000000 d24=0000000000000001 s50=00000000 s51=00000000 d25=0000000000000000 s52=5e43d1bb s53=b716fd61 d26=b716fd615e43d1bb s54=0b9270b8 s55=99f61d1f d27=99f61d1f0b9270b8 s56=0a0d51e3 s57=c8e64fe2 d28=c8e64fe20a0d51e3 s58=0ef66732 s59=0c98f770 d29=0c98f7700ef66732 s60=ac7d73fe s61=479d34fd d30=479d34fdac7d73fe s62=00000069 s63=00000068 d31=0000006800000069 FPSCR: 00000000