Warning: Permanently added '10.128.0.119' (ED25519) to the list of known hosts. executing program [ 279.081208][ T6117] loop0: detected capacity change from 0 to 512 [ 279.088128][ T6117] EXT4-fs: Warning: mounting with data=journal disables delayed allocation, dioread_nolock, O_DIRECT and fast_commit support! [ 279.114902][ T6117] EXT4-fs error (device loop0): ext4_do_update_inode:5105: inode #3: comm syz-executor429: corrupted inode contents [ 279.118240][ T6117] EXT4-fs error (device loop0): ext4_dirty_inode:5965: inode #3: comm syz-executor429: mark_inode_dirty error [ 279.121920][ T6117] EXT4-fs error (device loop0): ext4_do_update_inode:5105: inode #3: comm syz-executor429: corrupted inode contents [ 279.125157][ T6117] EXT4-fs error (device loop0): __ext4_ext_dirty:202: inode #3: comm syz-executor429: mark_inode_dirty error [ 279.129365][ T6117] Quota error (device loop0): write_blk: dquota write failed [ 279.131187][ T6117] Quota error (device loop0): qtree_write_dquot: Error -117 occurred while creating quota [ 279.134642][ T6117] EXT4-fs error (device loop0): ext4_do_update_inode:5105: inode #16: comm syz-executor429: corrupted inode contents [ 279.137608][ T6117] EXT4-fs error (device loop0): ext4_dirty_inode:5965: inode #16: comm syz-executor429: mark_inode_dirty error [ 279.140792][ T6117] EXT4-fs error (device loop0): ext4_do_update_inode:5105: inode #16: comm syz-executor429: corrupted inode contents [ 279.143616][ T6117] EXT4-fs error (device loop0): __ext4_ext_dirty:202: inode #16: comm syz-executor429: mark_inode_dirty error [ 279.146387][ T6117] EXT4-fs error (device loop0): ext4_do_update_inode:5105: inode #16: comm syz-executor429: corrupted inode contents [ 279.149236][ T6117] EXT4-fs error (device loop0) in ext4_orphan_del:305: Corrupt filesystem [ 279.151865][ T6117] EXT4-fs error (device loop0): ext4_do_update_inode:5105: inode #16: comm syz-executor429: corrupted inode contents [ 279.154683][ T6117] EXT4-fs error (device loop0): ext4_truncate:4192: inode #16: comm syz-executor429: mark_inode_dirty error [ 279.157367][ T6117] EXT4-fs error (device loop0) in ext4_process_orphan:347: Corrupt filesystem [ 279.161138][ T6117] EXT4-fs (loop0): 1 truncate cleaned up [ 279.162351][ T6117] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 427.999553][ T29] INFO: task kworker/u4:2:40 blocked for more than 143 seconds. [ 428.001306][ T29] Not tainted 6.7.0-rc6-syzkaller-gaafe7ad77b91 #0 [ 428.002934][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.004915][ T29] task:kworker/u4:2 state:D stack:0 pid:40 tgid:40 ppid:2 flags:0x00000008 [ 428.007202][ T29] Workqueue: events_unbound quota_release_workfn [ 428.008740][ T29] Call trace: [ 428.009499][ T29] __switch_to+0x314/0x560 [ 428.010486][ T29] __schedule+0x1354/0x2360 [ 428.011560][ T29] schedule+0xb8/0x19c [ 428.012494][ T29] schedule_timeout+0xb8/0x348 [ 428.013606][ T29] do_wait_for_common+0x30c/0x468 [ 428.014764][ T29] wait_for_completion+0x48/0x60 [ 428.015845][ T29] __synchronize_srcu+0x2f8/0x3a0 [ 428.016889][ T29] synchronize_srcu+0x240/0x25c [ 428.018090][ T29] quota_release_workfn+0x12c/0x684 [ 428.019205][ T29] process_one_work+0x694/0x1204 [ 428.020494][ T29] worker_thread+0x938/0xef4 [ 428.021576][ T29] kthread+0x288/0x310 [ 428.022562][ T29] ret_from_fork+0x10/0x20 [ 428.023699][ T29] INFO: task syz-executor429:6117 blocked for more than 143 seconds. [ 428.025523][ T29] Not tainted 6.7.0-rc6-syzkaller-gaafe7ad77b91 #0 [ 428.027132][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 428.029129][ T29] task:syz-executor429 state:D stack:0 pid:6117 tgid:6117 ppid:6116 flags:0x00000005 [ 428.031557][ T29] Call trace: [ 428.032347][ T29] __switch_to+0x314/0x560 [ 428.033370][ T29] __schedule+0x1354/0x2360 [ 428.034412][ T29] schedule+0xb8/0x19c [ 428.035323][ T29] io_schedule+0x8c/0x12c [ 428.036371][ T29] bit_wait_io+0x1c/0xac [ 428.037341][ T29] __wait_on_bit_lock+0xcc/0x1e8 [ 428.038541][ T29] out_of_line_wait_on_bit_lock+0x194/0x21c [ 428.039968][ T29] __lock_buffer+0x78/0xac [ 428.041028][ T29] ext4_quota_write+0x36c/0x54c [ 428.042151][ T29] qtree_write_dquot+0x1dc/0x488 [ 428.043287][ T29] v2_write_dquot+0xf4/0x188 [ 428.044314][ T29] dquot_commit+0x14c/0x240 [ 428.045335][ T29] ext4_write_dquot+0x1b4/0x288 [ 428.046562][ T29] ext4_mark_dquot_dirty+0xe8/0x140 [ 428.047836][ T29] dquot_alloc_inode+0x5a4/0xb84 [ 428.048976][ T29] ext4_xattr_set_entry+0x958/0x30a8 [ 428.050332][ T29] ext4_xattr_block_set+0x54c/0x2c24 [ 428.051596][ T29] ext4_xattr_set_handle+0xc68/0x12d0 [ 428.052826][ T29] ext4_xattr_set+0x1e0/0x354 [ 428.054018][ T29] ext4_xattr_user_set+0xd4/0xfc [ 428.055215][ T29] __vfs_setxattr+0x3d8/0x400 [ 428.056340][ T29] __vfs_setxattr_noperm+0x110/0x528 [ 428.057571][ T29] __vfs_setxattr_locked+0x1ec/0x218 [ 428.058852][ T29] vfs_setxattr+0x1a8/0x344 [ 428.059979][ T29] setxattr+0x208/0x29c [ 428.060967][ T29] path_setxattr+0x17c/0x258 [ 428.062011][ T29] __arm64_sys_setxattr+0xbc/0xd8 [ 428.063239][ T29] invoke_syscall+0x98/0x2b8 [ 428.064403][ T29] el0_svc_common+0x130/0x23c [ 428.065480][ T29] do_el0_svc+0x48/0x58 [ 428.066460][ T29] el0_svc+0x54/0x158 [ 428.067367][ T29] el0t_64_sync_handler+0x84/0xfc [ 428.068178][ T29] el0t_64_sync+0x190/0x194 [ 428.068903][ T29] [ 428.068903][ T29] Showing all locks held in the system: [ 428.070225][ T29] 1 lock held by khungtaskd/29: [ 428.070996][ T29] #0: ffff80008e6c48c0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 428.072544][ T29] 2 locks held by kworker/u4:2/40: [ 428.073351][ T29] #0: ffff0000c0021938 ((wq_completion)events_unbound){+.+.}-{0:0}, at: process_one_work+0x560/0x1204 [ 428.075144][ T29] #1: ffff8000943e7c20 ((quota_release_work).work){+.+.}-{0:0}, at: process_one_work+0x5a0/0x1204 [ 428.076919][ T29] 2 locks held by getty/5861: [ 428.077659][ T29] #0: ffff0000d2f1f0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c [ 428.079946][ T29] #1: ffff800094e502f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41c/0x1228 [ 428.082233][ T29] 6 locks held by syz-executor429/6117: [ 428.083622][ T29] #0: ffff0000d5318418 (sb_writers#3){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 428.085686][ T29] #1: ffff0000dec12200 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: vfs_setxattr+0x17c/0x344 [ 428.088114][ T29] #2: ffff0000dec11ec8 (&ei->xattr_sem){++++}-{3:3}, at: ext4_xattr_set_handle+0x1dc/0x12d0 [ 428.090623][ T29] #3: ffff80008e805150 (dquot_srcu){.+.+}-{0:0}, at: srcu_lock_acquire+0x10/0x4c [ 428.092819][ T29] #4: ffff0000dc3dc0a8 (&dquot->dq_lock){+.+.}-{3:3}, at: dquot_commit+0x54/0x240 [ 428.095061][ T29] #5: ffff0000d5318210 (&s->s_dquot.dqio_sem){++++}-{3:3}, at: v2_write_dquot+0x84/0x188 [ 428.097473][ T29] [ 428.097989][ T29] ============================================= [ 428.097989][ T29] [ 428.100079][ T29] Kernel panic - not syncing: hung_task: blocked tasks [ 428.101632][ T29] CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.7.0-rc6-syzkaller-gaafe7ad77b91 #0 [ 428.103741][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 428.106000][ T29] Call trace: [ 428.106695][ T29] dump_backtrace+0x1b8/0x1e4 [ 428.107741][ T29] show_stack+0x2c/0x3c [ 428.108685][ T29] dump_stack_lvl+0xd0/0x124 [ 428.109798][ T29] dump_stack+0x1c/0x28 [ 428.110790][ T29] panic+0x30c/0x88c [ 428.111798][ T29] hung_task_panic+0x0/0x2c [ 428.112909][ T29] kthread+0x288/0x310 [ 428.113846][ T29] ret_from_fork+0x10/0x20 [ 428.114880][ T29] SMP: stopping secondary CPUs [ 428.116014][ T29] Kernel Offset: disabled [ 428.117059][ T29] CPU features: 0x0,00000020,7002004a,21017203 [ 428.118227][ T29] Memory Limit: none [ 428.430755][ T29] Rebooting in 86400 seconds..