Warning: Permanently added '10.128.0.43' (ED25519) to the list of known hosts. executing program syzkaller login: [ 45.153907][ T3965] loop0: detected capacity change from 0 to 512 [ 45.237508][ T3965] EXT4-fs: Warning: mounting with data=journal disables delayed allocation, dioread_nolock, O_DIRECT and fast_commit support! [ 45.262694][ T3965] EXT4-fs error (device loop0): ext4_do_update_inode:5160: inode #3: comm syz-executor322: corrupted inode contents [ 45.267695][ T3965] EXT4-fs error (device loop0): ext4_dirty_inode:5993: inode #3: comm syz-executor322: mark_inode_dirty error [ 45.272224][ T3965] EXT4-fs error (device loop0): ext4_do_update_inode:5160: inode #3: comm syz-executor322: corrupted inode contents [ 45.276956][ T3965] EXT4-fs error (device loop0): __ext4_ext_dirty:183: inode #3: comm syz-executor322: mark_inode_dirty error [ 45.281905][ T3965] Quota error (device loop0): write_blk: dquota write failed [ 45.284372][ T3965] Quota error (device loop0): qtree_write_dquot: Error -117 occurred while creating quota [ 45.287719][ T3965] EXT4-fs error (device loop0): ext4_acquire_dquot:6196: comm syz-executor322: Failed to acquire dquot type 0 [ 45.293367][ T3965] EXT4-fs error (device loop0): ext4_do_update_inode:5160: inode #16: comm syz-executor322: corrupted inode contents [ 45.297932][ T3965] EXT4-fs error (device loop0): ext4_dirty_inode:5993: inode #16: comm syz-executor322: mark_inode_dirty error [ 45.301523][ T3965] EXT4-fs error (device loop0): ext4_do_update_inode:5160: inode #16: comm syz-executor322: corrupted inode contents [ 45.305327][ T3965] EXT4-fs error (device loop0): __ext4_ext_dirty:183: inode #16: comm syz-executor322: mark_inode_dirty error [ 45.309885][ T3965] EXT4-fs error (device loop0): ext4_do_update_inode:5160: inode #16: comm syz-executor322: corrupted inode contents [ 45.313897][ T3965] EXT4-fs error (device loop0) in ext4_orphan_del:305: Corrupt filesystem [ 45.316635][ T3965] EXT4-fs error (device loop0): ext4_do_update_inode:5160: inode #16: comm syz-executor322: corrupted inode contents [ 45.320423][ T3965] EXT4-fs error (device loop0): ext4_truncate:4261: inode #16: comm syz-executor322: mark_inode_dirty error [ 45.324014][ T3965] EXT4-fs error (device loop0) in ext4_process_orphan:347: Corrupt filesystem [ 45.328990][ T3965] EXT4-fs (loop0): 1 truncate cleaned up [ 45.330682][ T3965] EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue. Quota mode: writeback. [ 69.618654][ T13] cfg80211: failed to load regulatory.db [ 284.655935][ T27] INFO: task syz-executor322:3965 blocked for more than 143 seconds. [ 284.658348][ T27] Not tainted 5.15.162-syzkaller #0 [ 284.659906][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 284.662206][ T27] task:syz-executor322 state:D stack: 0 pid: 3965 ppid: 3964 flags:0x00000005 [ 284.664731][ T27] Call trace: [ 284.665602][ T27] __switch_to+0x308/0x5e8 [ 284.667015][ T27] __schedule+0xf10/0x1e48 [ 284.668253][ T27] schedule+0x11c/0x1c8 [ 284.669368][ T27] io_schedule+0x8c/0x194 [ 284.670532][ T27] bit_wait_io+0x1c/0xac [ 284.671657][ T27] __wait_on_bit_lock+0xcc/0x1f0 [ 284.672958][ T27] out_of_line_wait_on_bit_lock+0x194/0x21c [ 284.674520][ T27] __lock_buffer+0x80/0xc0 [ 284.675806][ T27] ext4_quota_write+0x378/0x564 [ 284.677149][ T27] qtree_write_dquot+0x1dc/0x488 [ 284.678568][ T27] v2_write_dquot+0xf4/0x188 [ 284.679857][ T27] dquot_commit+0x14c/0x240 [ 284.681082][ T27] ext4_write_dquot+0x1b4/0x314 [ 284.682385][ T27] ext4_mark_dquot_dirty+0xe8/0x140 [ 284.683756][ T27] mark_all_dquot_dirty+0x108/0x424 [ 284.685161][ T27] dquot_alloc_inode+0x6cc/0xdb0 [ 284.686620][ T27] ext4_xattr_set_entry+0x958/0x3094 [ 284.688148][ T27] ext4_xattr_block_set+0x55c/0x2dcc [ 284.689575][ T27] ext4_xattr_set_handle+0xb04/0x12d8 [ 284.691024][ T27] ext4_xattr_set+0x1dc/0x350 [ 284.692341][ T27] ext4_xattr_user_set+0xd4/0xfc [ 284.693815][ T27] __vfs_setxattr+0x388/0x3a4 [ 284.695162][ T27] __vfs_setxattr_noperm+0x110/0x528 [ 284.696721][ T27] __vfs_setxattr_locked+0x1ec/0x218 [ 284.698150][ T27] vfs_setxattr+0x1a8/0x344 [ 284.699372][ T27] setxattr+0x250/0x2b4 [ 284.700494][ T27] path_setxattr+0x17c/0x258 [ 284.701832][ T27] __arm64_sys_setxattr+0xbc/0xd8 [ 284.703318][ T27] invoke_syscall+0x98/0x2b8 [ 284.704586][ T27] el0_svc_common+0x138/0x258 [ 284.705984][ T27] do_el0_svc+0x58/0x14c [ 284.707156][ T27] el0_svc+0x7c/0x1f0 [ 284.708231][ T27] el0t_64_sync_handler+0x84/0xe4 [ 284.709610][ T27] el0t_64_sync+0x1a0/0x1a4 [ 284.710808][ T27] [ 284.710808][ T27] Showing all locks held in the system: [ 284.712979][ T27] 1 lock held by khungtaskd/27: [ 284.714278][ T27] #0: ffff800014b214e0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0xc/0x44 [ 284.717031][ T27] 1 lock held by klogd/3577: [ 284.718270][ T27] #0: ffff0001b47fc958 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x328/0x1e48 [ 284.720931][ T27] 2 locks held by getty/3725: [ 284.722308][ T27] #0: ffff0000d2bef098 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x40/0x50 [ 284.725140][ T27] #1: ffff800018e232e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x414/0x1204 [ 284.728077][ T27] 6 locks held by syz-executor322/3965: [ 284.729565][ T27] #0: ffff0000c8bd8460 (sb_writers#3){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 284.732184][ T27] #1: ffff0000ded2a1d8 (&type->i_mutex_dir_key#3){++++}-{3:3}, at: vfs_setxattr+0x17c/0x344 [ 284.735028][ T27] #2: ffff0000ded29eb0 (&ei->xattr_sem){++++}-{3:3}, at: ext4_xattr_set_handle+0x1e0/0x12d8 [ 284.738082][ T27] #3: ffff800014c38a78 (dquot_srcu){....}-{0:0}, at: rcu_lock_acquire+0x10/0x4c [ 284.740608][ T27] #4: ffff0000ded6a0a8 (&dquot->dq_lock){+.+.}-{3:3}, at: dquot_commit+0x54/0x240 [ 284.743200][ T27] #5: ffff0000c8bd8208 (&s->s_dquot.dqio_sem){++++}-{3:3}, at: v2_write_dquot+0x84/0x188 [ 284.745986][ T27] [ 284.746602][ T27] ============================================= [ 284.746602][ T27] [ 284.748890][ T27] Kernel panic - not syncing: hung_task: blocked tasks [ 284.750743][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.162-syzkaller #0 [ 284.752965][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 284.755714][ T27] Call trace: [ 284.756657][ T27] dump_backtrace+0x0/0x530 [ 284.757972][ T27] show_stack+0x2c/0x3c [ 284.759159][ T27] dump_stack_lvl+0x108/0x170 [ 284.760439][ T27] dump_stack+0x1c/0x58 [ 284.761618][ T27] panic+0x304/0x8bc [ 284.762814][ T27] hung_task_panic+0x0/0x2c [ 284.764075][ T27] kthread+0x37c/0x45c [ 284.765256][ T27] ret_from_fork+0x10/0x20 [ 284.766448][ T27] SMP: stopping secondary CPUs [ 284.767889][ T27] Kernel Offset: disabled [ 284.769123][ T27] CPU features: 0x0,000081c1,21302e40 [ 284.770627][ T27] Memory Limit: none [ 285.093077][ T27] Rebooting in 86400 seconds..