Warning: Permanently added '10.128.10.42' (ED25519) to the list of known hosts. [ 130.454802][ T4033] cgroup: Unknown subsys name 'net' [ 130.743132][ T4033] cgroup: Unknown subsys name 'rlimit' executing program [ 131.121055][ T4045] loop0: detected capacity change from 0 to 128 executing program [ 131.150313][ T4048] loop1: detected capacity change from 0 to 128 executing program [ 131.166108][ T4050] loop4: detected capacity change from 0 to 128 [ 131.175975][ T4045] attempt to access beyond end of device [ 131.175975][ T4045] loop0: rw=0, want=6491538, limit=128 executing program [ 131.189639][ T4045] Buffer I/O error on dev loop0, logical block 3245768, async page read [ 131.192521][ T4048] attempt to access beyond end of device [ 131.192521][ T4048] loop1: rw=0, want=6491538, limit=128 [ 131.195339][ T4048] Buffer I/O error on dev loop1, logical block 3245768, async page read executing program [ 131.196760][ T4053] loop3: detected capacity change from 0 to 128 [ 131.200080][ T4045] attempt to access beyond end of device [ 131.200080][ T4045] loop0: rw=0, want=17666808, limit=128 [ 131.202212][ T4050] attempt to access beyond end of device [ 131.202212][ T4050] loop4: rw=0, want=6491538, limit=128 [ 131.202586][ T4045] Buffer I/O error on dev loop0, logical block 8833403, async page read [ 131.205137][ T4050] Buffer I/O error on dev loop4, logical block 3245768, async page read [ 131.206963][ T4045] attempt to access beyond end of device [ 131.206963][ T4045] loop0: rw=0, want=26539620, limit=128 [ 131.211704][ T4050] attempt to access beyond end of device [ 131.211704][ T4050] loop4: rw=0, want=17666808, limit=128 [ 131.214197][ T4050] Buffer I/O error on dev loop4, logical block 8833403, async page read [ 131.216158][ T4050] attempt to access beyond end of device [ 131.216158][ T4050] loop4: rw=0, want=26539620, limit=128 [ 131.218032][ T4048] attempt to access beyond end of device [ 131.218032][ T4048] loop1: rw=0, want=17666808, limit=128 [ 131.221118][ T4048] Buffer I/O error on dev loop1, logical block 8833403, async page read [ 131.223128][ T4048] attempt to access beyond end of device [ 131.223128][ T4048] loop1: rw=0, want=26539620, limit=128 [ 131.223914][ T4054] loop2: detected capacity change from 0 to 128 [ 131.225743][ T4048] Buffer I/O error on dev loop1, logical block 13269809, async page read [ 131.227990][ T4050] Buffer I/O error on dev loop4, logical block 13269809, async page read [ 131.229273][ T4045] Buffer I/O error on dev loop0, logical block 13269809, async page read [ 131.231138][ T4050] attempt to access beyond end of device [ 131.231138][ T4050] loop4: rw=0, want=16147214, limit=128 [ 131.233076][ T4045] Buffer I/O error on dev loop0, logical block 8073606, async page read [ 284.667250][ T27] INFO: task syz-executor215:4055 blocked for more than 143 seconds. [ 284.669316][ T27] Not tainted 5.15.173-syzkaller #0 [ 284.670560][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.672405][ T27] task:syz-executor215 state:D stack: 0 pid: 4055 ppid: 4039 flags:0x00000005 [ 284.674382][ T27] Call trace: [ 284.675094][ T27] __switch_to+0x308/0x5e8 [ 284.676107][ T27] __schedule+0xf10/0x1e48 [ 284.707044][ T27] schedule+0x11c/0x1c8 [ 284.708098][ T27] schedule_preempt_disabled+0x18/0x2c [ 284.709309][ T27] rwsem_down_read_slowpath+0x5b0/0x988 [ 284.710423][ T27] down_read+0x10c/0x398 [ 284.711361][ T27] lookup_slow+0x50/0x84 [ 284.712247][ T27] walk_component+0x394/0x4cc [ 284.713290][ T27] path_lookupat+0x13c/0x3d0 [ 284.714268][ T27] filename_lookup+0x1c4/0x4c8 [ 284.715311][ T27] user_path_at_empty+0x5c/0x1a4 [ 284.716345][ T27] __arm64_sys_mount+0x4dc/0x5e0 [ 284.737032][ T27] invoke_syscall+0x98/0x2b8 [ 284.738129][ T27] el0_svc_common+0x138/0x258 [ 284.739150][ T27] do_el0_svc+0x58/0x14c [ 284.740056][ T27] el0_svc+0x7c/0x1f0 [ 284.740912][ T27] el0t_64_sync_handler+0x84/0xe4 [ 284.741957][ T27] el0t_64_sync+0x1a0/0x1a4 [ 284.742984][ T27] INFO: task syz-executor215:4056 blocked for more than 143 seconds. [ 284.744612][ T27] Not tainted 5.15.173-syzkaller #0 [ 284.745841][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.767038][ T27] task:syz-executor215 state:D stack: 0 pid: 4056 ppid: 4042 flags:0x00000005 [ 284.769109][ T27] Call trace: [ 284.769836][ T27] __switch_to+0x308/0x5e8 [ 284.770763][ T27] __schedule+0xf10/0x1e48 [ 284.771718][ T27] schedule+0x11c/0x1c8 [ 284.772624][ T27] schedule_preempt_disabled+0x18/0x2c [ 284.773790][ T27] rwsem_down_read_slowpath+0x5b0/0x988 [ 284.775019][ T27] down_read+0x10c/0x398 [ 284.775900][ T27] lookup_slow+0x50/0x84 [ 284.776763][ T27] walk_component+0x394/0x4cc [ 284.807039][ T27] path_lookupat+0x13c/0x3d0 [ 284.808057][ T27] filename_lookup+0x1c4/0x4c8 [ 284.809044][ T27] user_path_at_empty+0x5c/0x1a4 [ 284.810134][ T27] __arm64_sys_mount+0x4dc/0x5e0 [ 284.811182][ T27] invoke_syscall+0x98/0x2b8 [ 284.812191][ T27] el0_svc_common+0x138/0x258 [ 284.813200][ T27] do_el0_svc+0x58/0x14c [ 284.814043][ T27] el0_svc+0x7c/0x1f0 [ 284.814878][ T27] el0t_64_sync_handler+0x84/0xe4 [ 284.815928][ T27] el0t_64_sync+0x1a0/0x1a4 [ 284.837059][ T27] INFO: task syz-executor215:4057 blocked for more than 143 seconds. [ 284.838963][ T27] Not tainted 5.15.173-syzkaller #0 [ 284.840165][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.842024][ T27] task:syz-executor215 state:D stack: 0 pid: 4057 ppid: 4041 flags:0x00000005 [ 284.844035][ T27] Call trace: [ 284.844722][ T27] __switch_to+0x308/0x5e8 [ 284.845592][ T27] __schedule+0xf10/0x1e48 [ 284.846546][ T27] schedule+0x11c/0x1c8 [ 284.867038][ T27] schedule_preempt_disabled+0x18/0x2c [ 284.868275][ T27] rwsem_down_read_slowpath+0x5b0/0x988 [ 284.869455][ T27] down_read+0x10c/0x398 [ 284.870390][ T27] lookup_slow+0x50/0x84 [ 284.871231][ T27] walk_component+0x394/0x4cc [ 284.872300][ T27] path_lookupat+0x13c/0x3d0 [ 284.873340][ T27] filename_lookup+0x1c4/0x4c8 [ 284.874379][ T27] user_path_at_empty+0x5c/0x1a4 [ 284.875508][ T27] __arm64_sys_mount+0x4dc/0x5e0 [ 284.876537][ T27] invoke_syscall+0x98/0x2b8 [ 284.897037][ T27] el0_svc_common+0x138/0x258 [ 284.898095][ T27] do_el0_svc+0x58/0x14c [ 284.899057][ T27] el0_svc+0x7c/0x1f0 [ 284.899936][ T27] el0t_64_sync_handler+0x84/0xe4 [ 284.901102][ T27] el0t_64_sync+0x1a0/0x1a4 [ 284.902124][ T27] INFO: task syz-executor215:4058 blocked for more than 143 seconds. [ 284.903951][ T27] Not tainted 5.15.173-syzkaller #0 [ 284.905331][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.927057][ T27] task:syz-executor215 state:D stack: 0 pid: 4058 ppid: 4040 flags:0x00000005 [ 284.929067][ T27] Call trace: [ 284.929829][ T27] __switch_to+0x308/0x5e8 [ 284.930816][ T27] __schedule+0xf10/0x1e48 [ 284.931824][ T27] schedule+0x11c/0x1c8 [ 284.932711][ T27] schedule_preempt_disabled+0x18/0x2c [ 284.934012][ T27] rwsem_down_read_slowpath+0x5b0/0x988 [ 284.935266][ T27] down_read+0x10c/0x398 [ 284.936238][ T27] lookup_slow+0x50/0x84 [ 284.957032][ T27] walk_component+0x394/0x4cc [ 284.958091][ T27] path_lookupat+0x13c/0x3d0 [ 284.959088][ T27] filename_lookup+0x1c4/0x4c8 [ 284.960120][ T27] user_path_at_empty+0x5c/0x1a4 [ 284.961330][ T27] __arm64_sys_mount+0x4dc/0x5e0 [ 284.962509][ T27] invoke_syscall+0x98/0x2b8 [ 284.963518][ T27] el0_svc_common+0x138/0x258 [ 284.964468][ T27] do_el0_svc+0x58/0x14c [ 284.965453][ T27] el0_svc+0x7c/0x1f0 [ 284.966334][ T27] el0t_64_sync_handler+0x84/0xe4 [ 284.987040][ T27] el0t_64_sync+0x1a0/0x1a4 [ 284.988064][ T27] INFO: task syz-executor215:4059 blocked for more than 143 seconds. [ 284.989845][ T27] Not tainted 5.15.173-syzkaller #0 [ 284.991082][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.992991][ T27] task:syz-executor215 state:D stack: 0 pid: 4059 ppid: 4043 flags:0x00000005 [ 284.995158][ T27] Call trace: [ 284.995863][ T27] __switch_to+0x308/0x5e8 [ 284.996936][ T27] __schedule+0xf10/0x1e48 [ 285.027041][ T27] schedule+0x11c/0x1c8 [ 285.028028][ T27] schedule_preempt_disabled+0x18/0x2c [ 285.029310][ T27] rwsem_down_read_slowpath+0x5b0/0x988 [ 285.030521][ T27] down_read+0x10c/0x398 [ 285.031495][ T27] lookup_slow+0x50/0x84 [ 285.032465][ T27] walk_component+0x394/0x4cc [ 285.033650][ T27] path_lookupat+0x13c/0x3d0 [ 285.034735][ T27] filename_lookup+0x1c4/0x4c8 [ 285.035751][ T27] user_path_at_empty+0x5c/0x1a4 [ 285.036919][ T27] __arm64_sys_mount+0x4dc/0x5e0 [ 285.057079][ T27] invoke_syscall+0x98/0x2b8 [ 285.058178][ T27] el0_svc_common+0x138/0x258 [ 285.059194][ T27] do_el0_svc+0x58/0x14c [ 285.060148][ T27] el0_svc+0x7c/0x1f0 [ 285.061116][ T27] el0t_64_sync_handler+0x84/0xe4 [ 285.062304][ T27] el0t_64_sync+0x1a0/0x1a4 [ 285.063315][ T27] [ 285.063315][ T27] Showing all locks held in the system: [ 285.065068][ T27] 1 lock held by khungtaskd/27: [ 285.066147][ T27] #0: ffff800014c922e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 285.097068][ T27] 2 locks held by getty/3789: [ 285.098104][ T27] #0: ffff0000d385a098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 [ 285.100090][ T27] #1: ffff80001d65e2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204 [ 285.102411][ T27] 2 locks held by syz-executor215/4045: [ 285.103603][ T27] 1 lock held by syz-executor215/4055: [ 285.104831][ T27] #0: ffff0000debdc188 (&type->i_mutex_dir_key#9){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 285.127067][ T27] 2 locks held by syz-executor215/4048: [ 285.128341][ T27] 1 lock held by syz-executor215/4056: [ 285.129599][ T27] #0: ffff0000debdc6d0 (&type->i_mutex_dir_key#9){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 285.131785][ T27] 2 locks held by syz-executor215/4050: [ 285.133065][ T27] 1 lock held by syz-executor215/4057: [ 285.134314][ T27] #0: ffff0000e2104188 (&type->i_mutex_dir_key#9){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 285.136538][ T27] 3 locks held by syz-executor215/4053: [ 285.157059][ T27] 1 lock held by syz-executor215/4058: [ 285.158281][ T27] #0: ffff0000e21046d0 (&type->i_mutex_dir_key#9){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 285.160452][ T27] 2 locks held by syz-executor215/4054: [ 285.161648][ T27] 1 lock held by syz-executor215/4059: [ 285.162848][ T27] #0: ffff0000e2104c18 (&type->i_mutex_dir_key#9){.+.+}-{3:3}, at: lookup_slow+0x50/0x84 [ 285.165099][ T27] [ 285.165614][ T27] ============================================= [ 285.165614][ T27] [ 285.187042][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 285.188563][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.173-syzkaller #0 [ 285.190271][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024 [ 285.192467][ T27] Call trace: [ 285.193170][ T27] dump_backtrace+0x0/0x530 [ 285.194116][ T27] show_stack+0x2c/0x3c [ 285.195105][ T27] dump_stack_lvl+0x108/0x170 [ 285.196189][ T27] dump_stack+0x1c/0x58 [ 285.197050][ T27] panic+0x304/0x8bc [ 285.197915][ T27] hung_task_panic+0x0/0x2c [ 285.198990][ T27] kthread+0x37c/0x45c [ 285.199798][ T27] ret_from_fork+0x10/0x20 [ 285.200749][ T27] SMP: stopping secondary CPUs [ 285.201904][ T27] Kernel Offset: disabled [ 285.202954][ T27] CPU features: 0x8,000081c1,21302e40 [ 285.204147][ T27] Memory Limit: none [ 285.548126][ T27] Rebooting in 86400 seconds..