Warning: Permanently added '10.128.1.165' (ED25519) to the list of known hosts. executing program [ 37.087583][ T6487] loop0: detected capacity change from 0 to 32768 [ 37.091940][ T6487] (syz-executor106,6487,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 37.092523][ T6487] (syz-executor106,6487,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 37.105830][ T6487] JBD2: Ignoring recovery information on journal [ 37.120003][ T6487] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 37.138942][ T6487] [ 37.139630][ T6487] ====================================================== [ 37.141561][ T6487] WARNING: possible circular locking dependency detected [ 37.143442][ T6487] 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 Not tainted [ 37.145262][ T6487] ------------------------------------------------------ [ 37.147139][ T6487] syz-executor106/6487 is trying to acquire lock: [ 37.148831][ T6487] ffff0000ddf9c2c0 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#7){+.+.}-{4:4}, at: ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 37.152475][ T6487] [ 37.152475][ T6487] but task is already holding lock: [ 37.154504][ T6487] ffff0000de0606f8 (&oi->ip_xattr_sem){++++}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 37.157042][ T6487] [ 37.157042][ T6487] which lock already depends on the new lock. [ 37.157042][ T6487] [ 37.159867][ T6487] [ 37.159867][ T6487] the existing dependency chain (in reverse order) is: [ 37.162334][ T6487] [ 37.162334][ T6487] -> #4 (&oi->ip_xattr_sem){++++}-{4:4}: [ 37.164441][ T6487] down_read+0x58/0x2f8 [ 37.165690][ T6487] ocfs2_init_acl+0x258/0x5f0 [ 37.167120][ T6487] ocfs2_mknod+0x1028/0x1cf0 [ 37.168481][ T6487] ocfs2_mkdir+0x190/0x474 [ 37.169766][ T6487] vfs_mkdir+0x284/0x424 [ 37.171052][ T6487] do_mkdirat+0x1f8/0x4c8 [ 37.172400][ T6487] __arm64_sys_mkdirat+0x8c/0xa4 [ 37.173909][ T6487] invoke_syscall+0x98/0x2b8 [ 37.175389][ T6487] el0_svc_common+0x130/0x23c [ 37.176782][ T6487] do_el0_svc+0x48/0x58 [ 37.178028][ T6487] el0_svc+0x58/0x17c [ 37.179233][ T6487] el0t_64_sync_handler+0x78/0x108 [ 37.180725][ T6487] el0t_64_sync+0x198/0x19c [ 37.182100][ T6487] [ 37.182100][ T6487] -> #3 (jbd2_handle){.+.+}-{0:0}: [ 37.184106][ T6487] start_this_handle+0xe74/0x10dc [ 37.185613][ T6487] jbd2__journal_start+0x288/0x51c [ 37.187133][ T6487] jbd2_journal_start+0x3c/0x4c [ 37.188568][ T6487] ocfs2_start_trans+0x368/0x6ac [ 37.190024][ T6487] ocfs2_modify_bh+0xe4/0x43c [ 37.191475][ T6487] ocfs2_local_read_info+0x104c/0x1364 [ 37.193080][ T6487] dquot_load_quota_sb+0x6bc/0xa90 [ 37.194541][ T6487] dquot_load_quota_inode+0x274/0x4e4 [ 37.196066][ T6487] ocfs2_enable_quotas+0x17c/0x3b4 [ 37.197609][ T6487] ocfs2_fill_super+0x4018/0x5340 [ 37.199108][ T6487] get_tree_bdev_flags+0x360/0x414 [ 37.200646][ T6487] get_tree_bdev+0x2c/0x3c [ 37.201978][ T6487] ocfs2_get_tree+0x28/0x38 [ 37.203338][ T6487] vfs_get_tree+0x90/0x28c [ 37.204640][ T6487] do_new_mount+0x228/0x814 [ 37.206014][ T6487] path_mount+0x5b4/0xde0 [ 37.207316][ T6487] __arm64_sys_mount+0x3e8/0x468 [ 37.208777][ T6487] invoke_syscall+0x98/0x2b8 [ 37.210116][ T6487] el0_svc_common+0x130/0x23c [ 37.211561][ T6487] do_el0_svc+0x48/0x58 [ 37.212852][ T6487] el0_svc+0x58/0x17c [ 37.214058][ T6487] el0t_64_sync_handler+0x78/0x108 [ 37.215557][ T6487] el0t_64_sync+0x198/0x19c [ 37.216857][ T6487] [ 37.216857][ T6487] -> #2 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 37.219161][ T6487] down_read+0x58/0x2f8 [ 37.220445][ T6487] ocfs2_start_trans+0x35c/0x6ac [ 37.221897][ T6487] ocfs2_modify_bh+0xe4/0x43c [ 37.223320][ T6487] ocfs2_local_read_info+0x104c/0x1364 [ 37.224895][ T6487] dquot_load_quota_sb+0x6bc/0xa90 [ 37.226398][ T6487] dquot_load_quota_inode+0x274/0x4e4 [ 37.227983][ T6487] ocfs2_enable_quotas+0x17c/0x3b4 [ 37.229547][ T6487] ocfs2_fill_super+0x4018/0x5340 [ 37.231043][ T6487] get_tree_bdev_flags+0x360/0x414 [ 37.232541][ T6487] get_tree_bdev+0x2c/0x3c [ 37.233863][ T6487] ocfs2_get_tree+0x28/0x38 [ 37.235172][ T6487] vfs_get_tree+0x90/0x28c [ 37.236492][ T6487] do_new_mount+0x228/0x814 [ 37.237819][ T6487] path_mount+0x5b4/0xde0 [ 37.239121][ T6487] __arm64_sys_mount+0x3e8/0x468 [ 37.240592][ T6487] invoke_syscall+0x98/0x2b8 [ 37.242026][ T6487] el0_svc_common+0x130/0x23c [ 37.243359][ T6487] do_el0_svc+0x48/0x58 [ 37.244618][ T6487] el0_svc+0x58/0x17c [ 37.245808][ T6487] el0t_64_sync_handler+0x78/0x108 [ 37.247287][ T6487] el0t_64_sync+0x198/0x19c [ 37.248679][ T6487] [ 37.248679][ T6487] -> #1 (sb_internal#2){.+.+}-{0:0}: [ 37.250639][ T6487] ocfs2_start_trans+0x1f4/0x6ac [ 37.252109][ T6487] ocfs2_mknod+0xc50/0x1cf0 [ 37.253441][ T6487] ocfs2_mkdir+0x190/0x474 [ 37.254830][ T6487] vfs_mkdir+0x284/0x424 [ 37.256074][ T6487] do_mkdirat+0x1f8/0x4c8 [ 37.257314][ T6487] __arm64_sys_mkdirat+0x8c/0xa4 [ 37.258817][ T6487] invoke_syscall+0x98/0x2b8 [ 37.260209][ T6487] el0_svc_common+0x130/0x23c [ 37.261600][ T6487] do_el0_svc+0x48/0x58 [ 37.262849][ T6487] el0_svc+0x58/0x17c [ 37.264109][ T6487] el0t_64_sync_handler+0x78/0x108 [ 37.265642][ T6487] el0t_64_sync+0x198/0x19c [ 37.266988][ T6487] [ 37.266988][ T6487] -> #0 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#7){+.+.}-{4:4}: [ 37.269915][ T6487] __lock_acquire+0x1728/0x3058 [ 37.271629][ T6487] lock_acquire+0x14c/0x2e0 [ 37.272985][ T6487] down_write+0x50/0xc0 [ 37.274247][ T6487] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 37.276024][ T6487] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 37.277776][ T6487] ocfs2_reserve_clusters+0x3c/0x50 [ 37.279294][ T6487] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 37.280944][ T6487] ocfs2_xattr_set+0x920/0xe9c [ 37.282316][ T6487] ocfs2_xattr_trusted_set+0x4c/0x64 [ 37.283846][ T6487] __vfs_setxattr+0x3d8/0x400 [ 37.285222][ T6487] __vfs_setxattr_noperm+0x120/0x5c4 [ 37.286777][ T6487] __vfs_setxattr_locked+0x1ec/0x218 [ 37.288395][ T6487] vfs_setxattr+0x158/0x2ac [ 37.289759][ T6487] filename_setxattr+0x20c/0x4f8 [ 37.291236][ T6487] path_setxattrat+0x2e8/0x320 [ 37.292727][ T6487] __arm64_sys_setxattr+0xc0/0xdc [ 37.294239][ T6487] invoke_syscall+0x98/0x2b8 [ 37.295627][ T6487] el0_svc_common+0x130/0x23c [ 37.297039][ T6487] do_el0_svc+0x48/0x58 [ 37.298292][ T6487] el0_svc+0x58/0x17c [ 37.299482][ T6487] el0t_64_sync_handler+0x78/0x108 [ 37.301012][ T6487] el0t_64_sync+0x198/0x19c [ 37.302374][ T6487] [ 37.302374][ T6487] other info that might help us debug this: [ 37.302374][ T6487] [ 37.305177][ T6487] Chain exists of: [ 37.305177][ T6487] &ocfs2_sysfile_lock_key[args->fi_sysfile_type]#7 --> jbd2_handle --> &oi->ip_xattr_sem [ 37.305177][ T6487] [ 37.309596][ T6487] Possible unsafe locking scenario: [ 37.309596][ T6487] [ 37.311675][ T6487] CPU0 CPU1 [ 37.313168][ T6487] ---- ---- [ 37.314617][ T6487] lock(&oi->ip_xattr_sem); [ 37.315887][ T6487] lock(jbd2_handle); [ 37.317697][ T6487] lock(&oi->ip_xattr_sem); [ 37.319600][ T6487] lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#7); [ 37.321615][ T6487] [ 37.321615][ T6487] *** DEADLOCK *** [ 37.321615][ T6487] [ 37.323844][ T6487] 3 locks held by syz-executor106/6487: [ 37.325333][ T6487] #0: ffff0000ca22c420 (sb_writers#7){.+.+}-{0:0}, at: mnt_want_write+0x44/0x9c [ 37.327791][ T6487] #1: ffff0000de0609c0 (&sb->s_type->i_mutex_key#16){+.+.}-{4:4}, at: vfs_setxattr+0x138/0x2ac [ 37.330651][ T6487] #2: ffff0000de0606f8 (&oi->ip_xattr_sem){++++}-{4:4}, at: ocfs2_xattr_set+0x330/0xe9c [ 37.333306][ T6487] [ 37.333306][ T6487] stack backtrace: [ 37.334836][ T6487] CPU: 0 UID: 0 PID: 6487 Comm: syz-executor106 Not tainted 6.15.0-rc7-syzkaller-gd7fa1af5b33e #0 PREEMPT [ 37.337872][ T6487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 37.340567][ T6487] Call trace: [ 37.341425][ T6487] show_stack+0x2c/0x3c (C) [ 37.342625][ T6487] __dump_stack+0x30/0x40 [ 37.343798][ T6487] dump_stack_lvl+0xd8/0x12c [ 37.345068][ T6487] dump_stack+0x1c/0x28 [ 37.346306][ T6487] print_circular_bug+0x324/0x32c [ 37.347610][ T6487] check_noncircular+0x154/0x174 [ 37.348939][ T6487] __lock_acquire+0x1728/0x3058 [ 37.350230][ T6487] lock_acquire+0x14c/0x2e0 [ 37.351478][ T6487] down_write+0x50/0xc0 [ 37.352568][ T6487] ocfs2_reserve_local_alloc_bits+0x104/0x26a0 [ 37.354258][ T6487] ocfs2_reserve_clusters_with_limit+0x198/0x9e0 [ 37.355928][ T6487] ocfs2_reserve_clusters+0x3c/0x50 [ 37.357363][ T6487] ocfs2_init_xattr_set_ctxt+0x37c/0x774 [ 37.358887][ T6487] ocfs2_xattr_set+0x920/0xe9c [ 37.360172][ T6487] ocfs2_xattr_trusted_set+0x4c/0x64 [ 37.361603][ T6487] __vfs_setxattr+0x3d8/0x400 [ 37.362842][ T6487] __vfs_setxattr_noperm+0x120/0x5c4 [ 37.364325][ T6487] __vfs_setxattr_locked+0x1ec/0x218 [ 37.365737][ T6487] vfs_setxattr+0x158/0x2ac [ 37.366981][ T6487] filename_setxattr+0x20c/0x4f8 [ 37.368316][ T6487] path_setxattrat+0x2e8/0x320 [ 37.369588][ T6487] __arm64_sys_setxattr+0xc0/0xdc [ 37.371023][ T6487] invoke_syscall+0x98/0x2b8 [ 37.372246][ T6487] el0_svc_common+0x130/0x23c [ 37.373597][ T6487] do_el0_svc+0x48/0x58 [ 37.374706][ T6487] el0_svc+0x58/0x17c [ 37.375829][ T6487] el0t_64_sync_handler+0x78/0x108 [ 37.377229][ T6487] el0t_64_sync+0x198/0x19c executing program executing program executing program executing program executing program executing program executing program executing program executing program 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