Warning: Permanently added '10.128.0.194' (ED25519) to the list of known hosts. [ 125.100909][ T4307] cgroup: Unknown subsys name 'net' [ 125.335817][ T4307] cgroup: Unknown subsys name 'rlimit' [ 125.657309][ T1695] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 125.658980][ T1695] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 125.682930][ T651] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 125.711573][ T651] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 125.713203][ T651] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 125.715559][ T1695] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 125.730179][ T651] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 125.732007][ T651] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 125.736419][ T1695] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 125.746423][ T651] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 125.748096][ T651] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 125.750519][ T1695] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 125.758783][ T651] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 125.760511][ T651] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 125.767821][ T9] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 125.788892][ T9] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 125.790727][ T9] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 125.793241][ T1695] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 125.818098][ T1695] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 125.818131][ T9] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 125.820158][ T1695] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 125.822732][ T651] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 125.826932][ T9] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 125.829581][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 125.833728][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 125.835650][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 125.837951][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready executing program [ 125.869154][ T4321] loop0: detected capacity change from 0 to 128 executing program [ 125.879203][ T4323] loop1: detected capacity change from 0 to 128 [ 125.885127][ T4321] VFS: Found a Xenix FS (block size = 1024) on device loop0 [ 125.892041][ T4321] syz-executor234: attempt to access beyond end of device [ 125.892041][ T4321] loop0: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 125.895187][ T4321] Buffer I/O error on dev loop0, logical block 3245768, async page read [ 125.897058][ T4321] syz-executor234: attempt to access beyond end of device [ 125.897058][ T4321] loop0: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 125.900186][ T4321] Buffer I/O error on dev loop0, logical block 8833403, async page read [ 125.904401][ T4323] VFS: Found a Xenix FS (block size = 1024) on device loop1 [ 125.909181][ T39] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 125.909204][ T4321] syz-executor234: attempt to access beyond end of device [ 125.909204][ T4321] loop0: rw=0, sector=26539618, nr_sectors = 2 limit=128 [ 125.911519][ T39] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 125.913814][ T4321] Buffer I/O error on dev loop0, logical block 13269809, async page read [ 125.916322][ T39] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 125.918397][ T4321] syz-executor234: attempt to access beyond end of device [ 125.918397][ T4321] loop0: rw=0, sector=16147212, nr_sectors = 2 limit=128 [ 125.918909][ T4323] syz-executor234: attempt to access beyond end of device [ 125.918909][ T4323] loop1: rw=0, sector=6491536, nr_sectors = 2 limit=128 [ 125.921673][ T4321] Buffer I/O error on dev loop0, logical block 8073606, async page read [ 125.926861][ T4321] syz-executor234: attempt to access beyond end of device [ 125.926861][ T4321] loop0: rw=0, sector=6491542, nr_sectors = 2 limit=128 [ 125.928587][ T4323] Buffer I/O error on dev loop1, logical block 3245768, async page read [ 125.929791][ T4321] Buffer I/O error on dev loop0, logical block 3245771, async page read [ 125.929831][ T4321] syz-executor234: attempt to access beyond end of device [ 125.929831][ T4321] loop0: rw=0, sector=17668342, nr_sectors = 2 limit=128 [ 125.941610][ T4321] Buffer I/O error on dev loop0, logical block 8834171, async page read [ 125.944451][ T4321] syz-executor234: attempt to access beyond end of device [ 125.944451][ T4321] loop0: rw=0, sector=26932834, nr_sectors = 2 limit=128 [ 125.947446][ T4321] Buffer I/O error on dev loop0, logical block 13466417, async page read [ 125.949077][ T4321] syz-executor234: attempt to access beyond end of device [ 125.949077][ T4321] loop0: rw=0, sector=16147212, nr_sectors = 2 limit=128 [ 125.952823][ T4323] syz-executor234: attempt to access beyond end of device [ 125.952823][ T4323] loop1: rw=0, sector=17666806, nr_sectors = 2 limit=128 [ 125.952864][ T4323] Buffer I/O error on dev loop1, logical block 8833403, async page read [ 125.952892][ T4323] Buffer I/O error on dev loop1, logical block 13269809, async page read executing program executing program [ 126.019718][ T4330] loop3: detected capacity change from 0 to 128 executing program [ 126.031856][ T4332] loop4: detected capacity change from 0 to 128 [ 126.036334][ T4330] VFS: Found a Xenix FS (block size = 1024) on device loop3 [ 126.041933][ T4333] loop2: detected capacity change from 0 to 128 [ 126.046772][ T4333] VFS: Found a Xenix FS (block size = 1024) on device loop2 [ 126.070800][ T4332] VFS: Found a Xenix FS (block size = 1024) on device loop4 [ 284.660485][ T28] INFO: task syz-executor234:4325 blocked for more than 143 seconds. [ 284.662261][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 284.663732][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.665527][ T28] task:syz-executor234 state:D stack:0 pid:4325 ppid:4313 flags:0x00000005 [ 284.667457][ T28] Call trace: [ 284.668123][ T28] __switch_to+0x308/0x598 [ 284.668941][ T28] __schedule+0xef4/0x1d44 [ 284.669889][ T28] schedule+0xc4/0x170 [ 284.690302][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 284.691527][ T28] down_write_nested+0x90/0x94 [ 284.692505][ T28] do_unlinkat+0x2d0/0x70c [ 284.693409][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 284.694374][ T28] invoke_syscall+0x98/0x2bc [ 284.695305][ T28] el0_svc_common+0x138/0x258 [ 284.696258][ T28] do_el0_svc+0x58/0x13c [ 284.697102][ T28] el0_svc+0x58/0x168 [ 284.697936][ T28] el0t_64_sync_handler+0x84/0xf0 [ 284.698925][ T28] el0t_64_sync+0x18c/0x190 [ 284.699799][ T28] INFO: task syz-executor234:4327 blocked for more than 143 seconds. [ 284.720301][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 284.721842][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.723612][ T28] task:syz-executor234 state:D stack:0 pid:4327 ppid:4316 flags:0x00000005 [ 284.725462][ T28] Call trace: [ 284.726103][ T28] __switch_to+0x308/0x598 [ 284.727073][ T28] __schedule+0xef4/0x1d44 [ 284.727964][ T28] schedule+0xc4/0x170 [ 284.728800][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 284.729845][ T28] down_write_nested+0x90/0x94 [ 284.760302][ T28] do_unlinkat+0x2d0/0x70c [ 284.761222][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 284.762204][ T28] invoke_syscall+0x98/0x2bc [ 284.763064][ T28] el0_svc_common+0x138/0x258 [ 284.764008][ T28] do_el0_svc+0x58/0x13c [ 284.764774][ T28] el0_svc+0x58/0x168 [ 284.765623][ T28] el0t_64_sync_handler+0x84/0xf0 [ 284.766579][ T28] el0t_64_sync+0x18c/0x190 [ 284.767454][ T28] INFO: task syz-executor234:4334 blocked for more than 143 seconds. [ 284.769097][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 284.790279][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.791984][ T28] task:syz-executor234 state:D stack:0 pid:4334 ppid:4317 flags:0x00000005 [ 284.793763][ T28] Call trace: [ 284.794466][ T28] __switch_to+0x308/0x598 [ 284.795309][ T28] __schedule+0xef4/0x1d44 [ 284.796140][ T28] schedule+0xc4/0x170 [ 284.796983][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 284.798078][ T28] down_write_nested+0x90/0x94 [ 284.799032][ T28] do_unlinkat+0x2d0/0x70c [ 284.799980][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 284.816353][ T28] invoke_syscall+0x98/0x2bc [ 284.817398][ T28] el0_svc_common+0x138/0x258 [ 284.818313][ T28] do_el0_svc+0x58/0x13c [ 284.819195][ T28] el0_svc+0x58/0x168 [ 284.819981][ T28] el0t_64_sync_handler+0x84/0xf0 [ 284.840297][ T28] el0t_64_sync+0x18c/0x190 [ 284.841327][ T28] INFO: task syz-executor234:4335 blocked for more than 143 seconds. [ 284.842904][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 284.844268][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.846002][ T28] task:syz-executor234 state:D stack:0 pid:4335 ppid:4314 flags:0x00000005 [ 284.847744][ T28] Call trace: [ 284.848377][ T28] __switch_to+0x308/0x598 [ 284.849264][ T28] __schedule+0xef4/0x1d44 [ 284.850144][ T28] schedule+0xc4/0x170 [ 284.870293][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 284.871508][ T28] down_write_nested+0x90/0x94 [ 284.872487][ T28] do_unlinkat+0x2d0/0x70c [ 284.873431][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 284.874445][ T28] invoke_syscall+0x98/0x2bc [ 284.875276][ T28] el0_svc_common+0x138/0x258 [ 284.876218][ T28] do_el0_svc+0x58/0x13c [ 284.877021][ T28] el0_svc+0x58/0x168 [ 284.877896][ T28] el0t_64_sync_handler+0x84/0xf0 [ 284.878927][ T28] el0t_64_sync+0x18c/0x190 [ 284.879894][ T28] INFO: task syz-executor234:4336 blocked for more than 143 seconds. [ 284.910274][ T28] Tainted: G W 6.1.122-syzkaller #0 [ 284.911791][ T28] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.913548][ T28] task:syz-executor234 state:D stack:0 pid:4336 ppid:4315 flags:0x00000005 [ 284.915479][ T28] Call trace: [ 284.916226][ T28] __switch_to+0x308/0x598 [ 284.917158][ T28] __schedule+0xef4/0x1d44 [ 284.918063][ T28] schedule+0xc4/0x170 [ 284.918946][ T28] rwsem_down_write_slowpath+0xc80/0x156c [ 284.920181][ T28] down_write_nested+0x90/0x94 [ 284.940296][ T28] do_unlinkat+0x2d0/0x70c [ 284.941229][ T28] __arm64_sys_unlinkat+0xcc/0xfc [ 284.942170][ T28] invoke_syscall+0x98/0x2bc [ 284.943157][ T28] el0_svc_common+0x138/0x258 [ 284.944012][ T28] do_el0_svc+0x58/0x13c [ 284.944826][ T28] el0_svc+0x58/0x168 [ 284.945682][ T28] el0t_64_sync_handler+0x84/0xf0 [ 284.946703][ T28] el0t_64_sync+0x18c/0x190 [ 284.947623][ T28] [ 284.947623][ T28] Showing all locks held in the system: [ 284.949265][ T28] 1 lock held by rcu_tasks_kthre/12: [ 284.970279][ T28] #0: ffff800015c65570 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xd10 [ 284.972588][ T28] 1 lock held by rcu_tasks_trace/13: [ 284.973611][ T28] #0: ffff800015c65d90 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x44/0xd10 [ 284.976058][ T28] 1 lock held by khungtaskd/28: [ 284.977133][ T28] #0: ffff800015c653a0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 284.979227][ T28] 2 locks held by getty/4052: [ 285.000302][ T28] #0: ffff0000d6235098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 285.002239][ T28] #1: ffff80001d8302f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1214 [ 285.004427][ T28] 2 locks held by syz-executor234/4321: [ 285.005484][ T28] 2 locks held by syz-executor234/4325: [ 285.006610][ T28] #0: ffff0000daf24460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 285.008532][ T28] #1: ffff0000e4674188 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 285.040306][ T28] 2 locks held by syz-executor234/4323: [ 285.041656][ T28] 2 locks held by syz-executor234/4327: [ 285.042775][ T28] #0: ffff0000dafb2460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 285.044916][ T28] #1: ffff0000e4654188 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 285.046905][ T28] 3 locks held by syz-executor234/4333: [ 285.048099][ T28] 2 locks held by syz-executor234/4334: [ 285.049312][ T28] #0: ffff0000db54e460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 285.068924][ T28] #1: ffff0000e46746d0 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 285.071541][ T28] 2 locks held by syz-executor234/4330: [ 285.072752][ T28] 2 locks held by syz-executor234/4335: [ 285.073959][ T28] #0: ffff0000d517a460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 285.076099][ T28] #1: ffff0000e46546d0 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 285.078346][ T28] 3 locks held by syz-executor234/4332: [ 285.079444][ T28] 2 locks held by syz-executor234/4336: [ 285.100297][ T28] #0: ffff0000d9468460 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 285.102419][ T28] #1: ffff0000e4674c18 (&type->i_mutex_dir_key#8/1){+.+.}-{3:3}, at: do_unlinkat+0x2d0/0x70c [ 285.110565][ T28] [ 285.111180][ T28] ============================================= [ 285.111180][ T28] [ 285.120533][ T28] Kernel panic - not syncing: hung_task: blocked tasks [ 285.121933][ T28] CPU: 1 PID: 28 Comm: khungtaskd Tainted: G W 6.1.122-syzkaller #0 [ 285.123958][ T28] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 285.125998][ T28] Call trace: [ 285.126659][ T28] dump_backtrace+0x1c8/0x1f4 [ 285.127638][ T28] show_stack+0x2c/0x3c [ 285.128440][ T28] dump_stack_lvl+0x108/0x170 [ 285.129442][ T28] dump_stack+0x1c/0x58 [ 285.130253][ T28] panic+0x300/0x804 [ 285.131095][ T28] hung_task_panic+0x0/0x2c [ 285.132057][ T28] kthread+0x250/0x2d8 [ 285.132993][ T28] ret_from_fork+0x10/0x20 [ 285.134068][ T28] SMP: stopping secondary CPUs [ 285.135137][ T28] Kernel Offset: disabled [ 285.136026][ T28] CPU features: 0x080000,02070084,26017203 [ 285.137339][ T28] Memory Limit: none [ 285.476248][ T28] Rebooting in 86400 seconds..