Warning: Permanently added '10.128.1.9' (ED25519) to the list of known hosts. executing program [ 77.427816][ T4248] loop0: detected capacity change from 0 to 32768 [ 77.437946][ T4248] ======================================================= [ 77.437946][ T4248] WARNING: The mand mount option has been deprecated and [ 77.437946][ T4248] and is ignored by this kernel. Remove the mand [ 77.437946][ T4248] option from the mount to silence this warning. [ 77.437946][ T4248] ======================================================= [ 77.492535][ T4248] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 77.512092][ T4248] [ 77.514448][ T4248] ====================================================== [ 77.521470][ T4248] WARNING: possible circular locking dependency detected [ 77.528500][ T4248] 6.1.139-syzkaller #0 Not tainted [ 77.533621][ T4248] ------------------------------------------------------ [ 77.540661][ T4248] syz-executor373/4248 is trying to acquire lock: [ 77.547073][ T4248] ffff888073f342c8 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#3){+.+.}-{3:3}, at: ocfs2_reserve_suballoc_bits+0x162/0x4630 [ 77.560410][ T4248] [ 77.560410][ T4248] but task is already holding lock: [ 77.567774][ T4248] ffff888073f39538 (&oi->ip_xattr_sem){++++}-{3:3}, at: ocfs2_xattr_set+0x40c/0x11e0 [ 77.577298][ T4248] [ 77.577298][ T4248] which lock already depends on the new lock. [ 77.577298][ T4248] [ 77.587702][ T4248] [ 77.587702][ T4248] the existing dependency chain (in reverse order) is: [ 77.596717][ T4248] [ 77.596717][ T4248] -> #5 (&oi->ip_xattr_sem){++++}-{3:3}: [ 77.604552][ T4248] down_read+0x42/0x2d0 [ 77.609297][ T4248] ocfs2_init_acl+0x2fb/0x720 [ 77.614489][ T4248] ocfs2_mknod+0x1463/0x2350 [ 77.619598][ T4248] ocfs2_create+0x1b6/0x4a0 [ 77.624606][ T4248] path_openat+0x1187/0x2e70 [ 77.629725][ T4248] do_filp_open+0x1c1/0x3c0 [ 77.634730][ T4248] do_sys_openat2+0x142/0x490 [ 77.639943][ T4248] __x64_sys_openat+0x135/0x160 [ 77.645303][ T4248] do_syscall_64+0x4c/0xa0 [ 77.650247][ T4248] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 77.656660][ T4248] [ 77.656660][ T4248] -> #4 (jbd2_handle){.+.+}-{0:0}: [ 77.663941][ T4248] start_this_handle+0x1f49/0x2150 [ 77.669568][ T4248] jbd2__journal_start+0x2b7/0x5a0 [ 77.675183][ T4248] jbd2_journal_start+0x26/0x30 [ 77.680622][ T4248] ocfs2_start_trans+0x372/0x6c0 [ 77.686062][ T4248] ocfs2_mknod+0xe6a/0x2350 [ 77.691068][ T4248] ocfs2_create+0x1b6/0x4a0 [ 77.696084][ T4248] path_openat+0x1187/0x2e70 [ 77.701188][ T4248] do_filp_open+0x1c1/0x3c0 [ 77.706201][ T4248] do_sys_openat2+0x142/0x490 [ 77.711392][ T4248] __x64_sys_openat+0x135/0x160 [ 77.716759][ T4248] do_syscall_64+0x4c/0xa0 [ 77.721693][ T4248] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 77.728105][ T4248] [ 77.728105][ T4248] -> #3 (&journal->j_trans_barrier){.+.+}-{3:3}: [ 77.736600][ T4248] down_read+0x42/0x2d0 [ 77.741273][ T4248] ocfs2_start_trans+0x366/0x6c0 [ 77.746719][ T4248] ocfs2_mknod+0xe6a/0x2350 [ 77.751735][ T4248] ocfs2_create+0x1b6/0x4a0 [ 77.756771][ T4248] path_openat+0x1187/0x2e70 [ 77.761876][ T4248] do_filp_open+0x1c1/0x3c0 [ 77.766888][ T4248] do_sys_openat2+0x142/0x490 [ 77.772075][ T4248] __x64_sys_openat+0x135/0x160 [ 77.777441][ T4248] do_syscall_64+0x4c/0xa0 [ 77.782372][ T4248] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 77.788778][ T4248] [ 77.788778][ T4248] -> #2 (sb_internal#2){.+.+}-{0:0}: [ 77.796238][ T4248] ocfs2_start_trans+0x267/0x6c0 [ 77.801689][ T4248] ocfs2_mknod+0xe6a/0x2350 [ 77.806704][ T4248] ocfs2_create+0x1b6/0x4a0 [ 77.811717][ T4248] path_openat+0x1187/0x2e70 [ 77.816816][ T4248] do_filp_open+0x1c1/0x3c0 [ 77.821828][ T4248] do_sys_openat2+0x142/0x490 [ 77.827015][ T4248] __x64_sys_openat+0x135/0x160 [ 77.832375][ T4248] do_syscall_64+0x4c/0xa0 [ 77.837302][ T4248] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 77.843721][ T4248] [ 77.843721][ T4248] -> #1 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#4){+.+.}-{3:3}: [ 77.854233][ T4248] down_write+0x36/0x60 [ 77.858895][ T4248] ocfs2_reserve_local_alloc_bits+0x122/0x2670 [ 77.865553][ T4248] ocfs2_reserve_clusters_with_limit+0x1bb/0xba0 [ 77.872383][ T4248] ocfs2_mknod+0xe18/0x2350 [ 77.877398][ T4248] ocfs2_create+0x1b6/0x4a0 [ 77.882409][ T4248] path_openat+0x1187/0x2e70 [ 77.887510][ T4248] do_filp_open+0x1c1/0x3c0 [ 77.892539][ T4248] do_sys_openat2+0x142/0x490 [ 77.897733][ T4248] __x64_sys_openat+0x135/0x160 [ 77.903094][ T4248] do_syscall_64+0x4c/0xa0 [ 77.908024][ T4248] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 77.914428][ T4248] [ 77.914428][ T4248] -> #0 (&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#3){+.+.}-{3:3}: [ 77.924929][ T4248] __lock_acquire+0x2cf8/0x7c50 [ 77.930339][ T4248] lock_acquire+0x1b4/0x490 [ 77.935350][ T4248] down_write+0x36/0x60 [ 77.940010][ T4248] ocfs2_reserve_suballoc_bits+0x162/0x4630 [ 77.946405][ T4248] ocfs2_reserve_new_metadata_blocks+0x400/0x940 [ 77.953237][ T4248] ocfs2_init_xattr_set_ctxt+0x2f8/0x750 [ 77.959383][ T4248] ocfs2_xattr_set+0xb69/0x11e0 [ 77.964735][ T4248] __vfs_setxattr+0x3e0/0x420 [ 77.969983][ T4248] __vfs_setxattr_noperm+0x129/0x5e0 [ 77.975776][ T4248] vfs_setxattr+0x168/0x2f0 [ 77.980783][ T4248] setxattr+0x2b2/0x2d0 [ 77.985445][ T4248] path_setxattr+0x142/0x280 [ 77.990543][ T4248] __x64_sys_lsetxattr+0xb4/0xd0 [ 77.995988][ T4248] do_syscall_64+0x4c/0xa0 [ 78.000912][ T4248] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 78.007314][ T4248] [ 78.007314][ T4248] other info that might help us debug this: [ 78.007314][ T4248] [ 78.017521][ T4248] Chain exists of: [ 78.017521][ T4248] &ocfs2_sysfile_lock_key[args->fi_sysfile_type]#3 --> jbd2_handle --> &oi->ip_xattr_sem [ 78.017521][ T4248] [ 78.033235][ T4248] Possible unsafe locking scenario: [ 78.033235][ T4248] [ 78.040671][ T4248] CPU0 CPU1 [ 78.046016][ T4248] ---- ---- [ 78.051359][ T4248] lock(&oi->ip_xattr_sem); [ 78.055930][ T4248] lock(jbd2_handle); [ 78.062500][ T4248] lock(&oi->ip_xattr_sem); [ 78.069614][ T4248] lock(&ocfs2_sysfile_lock_key[args->fi_sysfile_type]#3); [ 78.076887][ T4248] [ 78.076887][ T4248] *** DEADLOCK *** [ 78.076887][ T4248] [ 78.085019][ T4248] 3 locks held by syz-executor373/4248: [ 78.090547][ T4248] #0: ffff88801e71a460 (sb_writers#9){.+.+}-{0:0}, at: mnt_want_write+0x3d/0x90 [ 78.099673][ T4248] #1: ffff888073f39808 (&sb->s_type->i_mutex_key#15){+.+.}-{3:3}, at: vfs_setxattr+0x141/0x2f0 [ 78.110103][ T4248] #2: ffff888073f39538 (&oi->ip_xattr_sem){++++}-{3:3}, at: ocfs2_xattr_set+0x40c/0x11e0 [ 78.120014][ T4248] [ 78.120014][ T4248] stack backtrace: [ 78.125902][ T4248] CPU: 0 PID: 4248 Comm: syz-executor373 Not tainted 6.1.139-syzkaller #0 [ 78.134379][ T4248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 78.144426][ T4248] Call Trace: [ 78.147704][ T4248] [ 78.150637][ T4248] dump_stack_lvl+0x168/0x22e [ 78.155314][ T4248] ? load_image+0x3b0/0x3b0 [ 78.159818][ T4248] ? show_regs_print_info+0x12/0x12 [ 78.165023][ T4248] ? print_circular_bug+0x12b/0x1a0 [ 78.170219][ T4248] check_noncircular+0x274/0x310 [ 78.175145][ T4248] ? add_chain_block+0x940/0x940 [ 78.180069][ T4248] ? lockdep_lock+0xdc/0x1e0 [ 78.184643][ T4248] ? verify_lock_unused+0x140/0x140 [ 78.189827][ T4248] ? _find_first_zero_bit+0xcf/0x100 [ 78.195126][ T4248] __lock_acquire+0x2cf8/0x7c50 [ 78.199970][ T4248] ? verify_lock_unused+0x140/0x140 [ 78.205157][ T4248] ? __mutex_unlock_slowpath+0x19e/0x6a0 [ 78.210780][ T4248] ? do_raw_spin_lock+0x11d/0x280 [ 78.215804][ T4248] ? mutex_unlock+0x10/0x10 [ 78.220326][ T4248] ? __rwlock_init+0x140/0x140 [ 78.225080][ T4248] ? __rwlock_init+0x140/0x140 [ 78.229831][ T4248] ? do_raw_spin_unlock+0x11d/0x230 [ 78.235021][ T4248] lock_acquire+0x1b4/0x490 [ 78.239513][ T4248] ? ocfs2_reserve_suballoc_bits+0x162/0x4630 [ 78.245567][ T4248] ? __might_sleep+0xd0/0xd0 [ 78.250163][ T4248] ? read_lock_is_recursive+0x10/0x10 [ 78.255526][ T4248] down_write+0x36/0x60 [ 78.259668][ T4248] ? ocfs2_reserve_suballoc_bits+0x162/0x4630 [ 78.265716][ T4248] ocfs2_reserve_suballoc_bits+0x162/0x4630 [ 78.271606][ T4248] ? mark_lock+0x94/0x320 [ 78.275935][ T4248] ? lockdep_hardirqs_on_prepare+0x3fc/0x760 [ 78.281936][ T4248] ? lock_chain_count+0x20/0x20 [ 78.286789][ T4248] ? _raw_spin_unlock_irqrestore+0x82/0x100 [ 78.292681][ T4248] ? ocfs2_block_group_search+0x4f0/0x4f0 [ 78.298390][ T4248] ? _raw_spin_unlock_irqrestore+0xaa/0x100 [ 78.304366][ T4248] ? _raw_spin_unlock+0x40/0x40 [ 78.309212][ T4248] ? stack_trace_save+0x98/0xe0 [ 78.314074][ T4248] ? __stack_depot_save+0x421/0x460 [ 78.319279][ T4248] ? kasan_set_track+0x60/0x70 [ 78.324040][ T4248] ? kasan_set_track+0x4b/0x70 [ 78.328794][ T4248] ? __kasan_kmalloc+0x8e/0xa0 [ 78.333558][ T4248] ? ocfs2_reserve_new_metadata_blocks+0x110/0x940 [ 78.340057][ T4248] ? ocfs2_init_xattr_set_ctxt+0x2f8/0x750 [ 78.345862][ T4248] ? ocfs2_xattr_set+0xb69/0x11e0 [ 78.350881][ T4248] ? __vfs_setxattr+0x3e0/0x420 [ 78.355729][ T4248] ? __vfs_setxattr_noperm+0x129/0x5e0 [ 78.361180][ T4248] ? vfs_setxattr+0x168/0x2f0 [ 78.365849][ T4248] ? setxattr+0x2b2/0x2d0 [ 78.370170][ T4248] ? path_setxattr+0x142/0x280 [ 78.374945][ T4248] ? __x64_sys_lsetxattr+0xb4/0xd0 [ 78.380048][ T4248] ? do_syscall_64+0x4c/0xa0 [ 78.384626][ T4248] ? entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 78.390699][ T4248] ocfs2_reserve_new_metadata_blocks+0x400/0x940 [ 78.397024][ T4248] ? ocfs2_init_steal_slots+0x150/0x150 [ 78.402564][ T4248] ? ocfs2_xattr_block_set+0x2da0/0x2da0 [ 78.408213][ T4248] ocfs2_init_xattr_set_ctxt+0x2f8/0x750 [ 78.413838][ T4248] ? ocfs2_prepare_refcount_xattr+0xf20/0xf20 [ 78.419891][ T4248] ? ocfs2_truncate_log_needs_flush+0x131/0x2e0 [ 78.426131][ T4248] ? ocfs2_remove_btree_range+0x1480/0x1480 [ 78.432011][ T4248] ? preempt_count_add+0x8d/0x190 [ 78.437019][ T4248] ? up_write+0x1bb/0x420 [ 78.441331][ T4248] ocfs2_xattr_set+0xb69/0x11e0 [ 78.446174][ T4248] ? __ocfs2_xattr_set_handle+0xf10/0xf10 [ 78.451887][ T4248] ? aa_get_newest_label+0xf4/0x5c0 [ 78.457090][ T4248] ? verify_lock_unused+0x140/0x140 [ 78.462280][ T4248] ? end_current_label_crit_section+0x170/0x170 [ 78.468505][ T4248] ? evm_protected_xattr_common+0x170/0x190 [ 78.474391][ T4248] ? evm_protect_xattr+0x7a0/0x990 [ 78.479491][ T4248] ? ocfs2_xattr_security_get+0x40/0x40 [ 78.485023][ T4248] __vfs_setxattr+0x3e0/0x420 [ 78.489693][ T4248] __vfs_setxattr_noperm+0x129/0x5e0 [ 78.494967][ T4248] vfs_setxattr+0x168/0x2f0 [ 78.499460][ T4248] ? xattr_permission+0x500/0x500 [ 78.504469][ T4248] ? _copy_from_user+0x10b/0x170 [ 78.509392][ T4248] ? setxattr+0x243/0x2d0 [ 78.513732][ T4248] setxattr+0x2b2/0x2d0 [ 78.517879][ T4248] ? path_setxattr+0x280/0x280 [ 78.522641][ T4248] ? __mnt_want_write+0x21f/0x2a0 [ 78.527670][ T4248] path_setxattr+0x142/0x280 [ 78.532263][ T4248] ? simple_xattr_list_add+0xf0/0xf0 [ 78.537545][ T4248] ? lock_chain_count+0x20/0x20 [ 78.542393][ T4248] __x64_sys_lsetxattr+0xb4/0xd0 [ 78.547332][ T4248] do_syscall_64+0x4c/0xa0 [ 78.551743][ T4248] ? clear_bhb_loop+0x60/0xb0 [ 78.556410][ T4248] ? clear_bhb_loop+0x60/0xb0 [ 78.561075][ T4248] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 78.566974][ T4248] RIP: 0033:0x7fd45067db19 [ 78.571406][ T4248] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 executing program [ 78.591028][ T4248] RSP: 002b:00007ffcbdd99dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd [ 78.599438][ T4248] RAX: ffffffffffffffda RBX: 00002000000002c0 RCX: 00007fd45067db19 [ 78.607400][ T4248] RDX: 00002000000001c0 RSI: 0000200000000180 RDI: 00002000000002c0 [ 78.615362][ T4248] RBP: 00007fd4506f55f0 R08: 0000000000000000 R09: 000055556ee474c0 [ 78.623324][ T4248] R10: 000000000000000a R11: 0000000000000246 R12: 00007ffcbdd99df0 [ 78.631287][ T4248] R13: 00007ffcbdd9a018 R14: 431bde82d7b634db R15: 00007fd4506c603b [ 78.639251][ T4248] executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 87.455274][ T126] cfg80211: failed to load regulatory.db