Warning: Permanently added '10.128.1.246' (ED25519) to the list of known hosts.
2026/05/10 16:21:35 ignoring optional flag "type"="gce"
2026/05/10 16:21:35 parsed 1 programs
2026/05/10 16:21:37 executed programs: 0
[  109.589140][ T5827] Adding 124996k swap on ./swap-file.  Priority:0 extents:1 across:124996k 
[  109.651560][   T59] Bluetooth: hci0: unexpected cc 0x0c03 length: 249 > 1
[  109.655861][   T59] Bluetooth: hci0: unexpected cc 0x1003 length: 249 > 9
[  109.656575][   T59] Bluetooth: hci0: unexpected cc 0x1001 length: 249 > 9
[  109.657536][   T59] Bluetooth: hci0: unexpected cc 0x0c23 length: 249 > 4
[  109.658247][   T59] Bluetooth: hci0: unexpected cc 0x0c38 length: 249 > 2
[  110.392040][ T5834] bridge0: port 1(bridge_slave_0) entered blocking state
[  110.392190][ T5834] bridge0: port 1(bridge_slave_0) entered disabled state
[  110.392301][ T5834] bridge_slave_0: entered allmulticast mode
[  110.393684][ T5834] bridge_slave_0: entered promiscuous mode
[  110.398136][ T5834] bridge0: port 2(bridge_slave_1) entered blocking state
[  110.398260][ T5834] bridge0: port 2(bridge_slave_1) entered disabled state
[  110.398355][ T5834] bridge_slave_1: entered allmulticast mode
[  110.399747][ T5834] bridge_slave_1: entered promiscuous mode
[  110.524652][ T5834] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link
[  110.527107][ T5834] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link
[  110.693301][ T5834] team0: Port device team_slave_0 added
[  110.695257][ T5834] team0: Port device team_slave_1 added
[  110.833497][ T5834] batman_adv: batadv0: Adding interface: batadv_slave_0
[  110.833513][ T5834] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem.
[  110.833533][ T5834] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active
[  110.834835][ T5834] batman_adv: batadv0: Adding interface: batadv_slave_1
[  110.834847][ T5834] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1532 would solve the problem.
[  110.834868][ T5834] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active
[  110.997661][ T5834] hsr_slave_0: entered promiscuous mode
[  110.998445][ T5834] hsr_slave_1: entered promiscuous mode
[  111.750650][ T4919] Bluetooth: hci0: command tx timeout
[  113.105342][ T5834] netdevsim netdevsim0 netdevsim0: renamed from eth0
[  113.148839][ T5834] 8021q: adding VLAN 0 to HW filter on device netdevsim0
[  113.149987][ T5834] netdevsim netdevsim0 netdevsim1: renamed from eth1
[  113.195463][ T5834] 8021q: adding VLAN 0 to HW filter on device netdevsim1
[  113.196628][ T5834] netdevsim netdevsim0 netdevsim2: renamed from eth2
[  113.247491][ T5834] 8021q: adding VLAN 0 to HW filter on device netdevsim2
[  113.249271][ T5834] netdevsim netdevsim0 netdevsim3: renamed from eth3
[  113.288221][ T5834] 8021q: adding VLAN 0 to HW filter on device netdevsim3
[  113.506225][ T5834] 8021q: adding VLAN 0 to HW filter on device bond0
[  113.540030][ T5834] 8021q: adding VLAN 0 to HW filter on device team0
[  113.562030][ T1194] bridge0: port 1(bridge_slave_0) entered blocking state
[  113.562245][ T1194] bridge0: port 1(bridge_slave_0) entered forwarding state
[  113.574226][ T1194] bridge0: port 2(bridge_slave_1) entered blocking state
[  113.574419][ T1194] bridge0: port 2(bridge_slave_1) entered forwarding state
[  113.843071][ T4919] Bluetooth: hci0: command tx timeout
[  114.294883][ T5834] 8021q: adding VLAN 0 to HW filter on device batadv0
[  114.398544][ T5834] veth0_vlan: entered promiscuous mode
[  114.425278][ T5834] veth1_vlan: entered promiscuous mode
[  114.495937][ T5834] veth0_macvtap: entered promiscuous mode
[  114.516515][ T5834] veth1_macvtap: entered promiscuous mode
[  114.543270][ T5834] batman_adv: batadv0: Interface activated: batadv_slave_0
[  114.572898][ T5834] batman_adv: batadv0: Interface activated: batadv_slave_1
[  114.602601][ T1194] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0
[  114.602967][ T1194] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0
[  114.603005][ T1194] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0
[  114.603037][ T1194] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0
[  115.761549][ T5960] loop0: detected capacity change from 0 to 32768
[  115.909110][ T5960] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  115.909128][ T5960] gfs2: fsid=syz:syz: Now mounting FS (format 1802)...
[  115.923450][ T4919] Bluetooth: hci0: command tx timeout
[  116.104154][ T5960] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 3ms
[  116.123008][ T5647] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  116.123029][ T5647] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  116.378258][ T5647] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 255ms
[  116.384409][ T5647] gfs2: fsid=syz:syz.0: jid=0: Done
[  116.391179][ T5960] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  116.595051][ T5960] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48
[  116.595071][ T5960] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 5960, name: syz-executor.0
[  116.595084][ T5960] preempt_count: 1, expected: 0
[  116.596346][ T5960] RCU nest depth: 1, expected: 1
[  116.596374][ T5960] 4 locks held by syz-executor.0/5960:
[  116.596385][ T5960]  #0: ffff8880360f60d0 (&type->s_umount_key#52/1){+.+.}-{4:4}, at: alloc_super+0x28c/0xac0
[  116.596472][ T5960]  #1: ffffffff8e620578 (qd_lock){+.+.}-{3:3}, at: gfs2_quota_init+0x854/0x1220
[  116.596521][ T5960]  #2: ffffffff8dfc8140 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400
[  116.596567][ T5960]  #3: ffff888045688b78 (&lockref->lock#3){+.+.}-{3:3}, at: lockref_get_not_dead+0x28/0xd0
[  116.596615][ T5960] Preemption disabled at:
[  116.596620][ T5960] [<ffffffff841c1a9b>] spin_lock_bucket+0x3b/0x150
[  116.596674][ T5960] CPU: 0 UID: 0 PID: 5960 Comm: syz-executor.0 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
2026/05/10 16:21:44 executed programs: 1
[  116.596693][ T5960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  116.596711][ T5960] Call Trace:
[  116.596722][ T5960]  <TASK>
[  116.596730][ T5960]  dump_stack_lvl+0xe8/0x150
[  116.596752][ T5960]  __might_resched+0x329/0x480
[  116.596774][ T5960]  ? spin_lock_bucket+0x3b/0x150
[  116.596800][ T5960]  rt_spin_lock+0xc2/0x400
[  116.596820][ T5960]  ? __pfx_rt_spin_lock+0x10/0x10
[  116.596838][ T5960]  ? preempt_count_add+0x91/0x190
[  116.596857][ T5960]  ? rt_spin_lock+0x2ce/0x400
[  116.596877][ T5960]  lockref_get_not_dead+0x28/0xd0
[  116.596898][ T5960]  gfs2_qd_search_bucket+0x139/0x210
[  116.596924][ T5960]  gfs2_quota_init+0x86c/0x1220
[  116.596947][ T5960]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  116.596984][ T5960]  ? __pfx_gfs2_quota_init+0x10/0x10
[  116.597007][ T5960]  ? __pfx_wake_up_bit+0x10/0x10
[  116.597024][ T5960]  ? rt_spin_unlock+0x160/0x200
[  116.597045][ T5960]  ? inode_go_inval+0x2a0/0x360
[  116.597066][ T5960]  gfs2_make_fs_rw+0x143/0x230
[  116.597089][ T5960]  gfs2_fill_super+0x1bfd/0x2220
[  116.597124][ T5960]  ? __pfx_gfs2_fill_super+0x10/0x10
[  116.597141][ T5960]  ? rt_spin_unlock+0x14f/0x200
[  116.597159][ T5960]  ? init_locking+0xb8/0x210
[  116.597174][ T5960]  ? sb_set_blocksize+0x11b/0x210
[  116.597197][ T5960]  ? setup_bdev_super+0x4c1/0x5b0
[  116.597219][ T5960]  get_tree_bdev_flags+0x431/0x4f0
[  116.597237][ T5960]  ? __pfx_gfs2_fill_super+0x10/0x10
[  116.597255][ T5960]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  116.597272][ T5960]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  116.597292][ T5960]  ? rcu_is_watching+0x15/0xb0
[  116.597313][ T5960]  ? cap_capable+0x123/0x460
[  116.597336][ T5960]  gfs2_get_tree+0x51/0x1e0
[  116.597358][ T5960]  vfs_get_tree+0x92/0x2a0
[  116.597381][ T5960]  do_new_mount+0x341/0xd30
[  116.597403][ T5960]  ? safesetid_security_capable+0xa9/0x1a0
[  116.597429][ T5960]  ? __pfx_do_new_mount+0x10/0x10
[  116.597452][ T5960]  ? ns_capable+0x89/0xe0
[  116.597474][ T5960]  ? user_path_at+0xd4/0x160
[  116.597497][ T5960]  ? user_path_at+0xd4/0x160
[  116.597516][ T5960]  __se_sys_mount+0x31d/0x420
[  116.597546][ T5960]  ? __pfx___se_sys_mount+0x10/0x10
[  116.597575][ T5960]  ? __x64_sys_mount+0x20/0xc0
[  116.597597][ T5960]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  116.597615][ T5960]  do_syscall_64+0x15f/0xf80
[  116.597643][ T5960]  ? trace_irq_disable+0x3b/0x140
[  116.597663][ T5960]  ? clear_bhb_loop+0x40/0x90
[  116.597685][ T5960]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  116.597700][ T5960] RIP: 0033:0x7f0e96f3ea4a
[  116.597724][ T5960] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  116.597738][ T5960] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  116.597756][ T5960] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  116.597769][ T5960] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  116.597780][ T5960] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  116.597791][ T5960] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  116.597802][ T5960] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  116.597837][ T5960]  </TASK>
[  116.598045][ T5960] gfs2: fsid=syz:syz.0: Corruption found in quota_change0file: duplicate identifier in slot 44452
[  116.611846][ T5960] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed - function = gfs2_qd_dispose, file = fs/gfs2/quota.c, line = 129
[  116.611881][ T5960] CPU: 0 UID: 0 PID: 5960 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  116.611903][ T5960] Tainted: [W]=WARN
[  116.611908][ T5960] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  116.611917][ T5960] Call Trace:
[  116.611924][ T5960]  <TASK>
[  116.611931][ T5960]  dump_stack_lvl+0xe8/0x150
[  116.611960][ T5960]  gfs2_assert_warn_i+0x194/0x2c0
[  116.611987][ T5960]  gfs2_qd_dispose+0x466/0x570
[  116.612026][ T5960]  gfs2_quota_init+0xcda/0x1220
[  116.612049][ T5960]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  116.612088][ T5960]  ? __pfx_gfs2_quota_init+0x10/0x10
[  116.612111][ T5960]  ? __pfx_wake_up_bit+0x10/0x10
[  116.612130][ T5960]  ? rt_spin_unlock+0x160/0x200
[  116.612152][ T5960]  ? inode_go_inval+0x2a0/0x360
[  116.612172][ T5960]  gfs2_make_fs_rw+0x143/0x230
[  116.612195][ T5960]  gfs2_fill_super+0x1bfd/0x2220
[  116.612228][ T5960]  ? __pfx_gfs2_fill_super+0x10/0x10
[  116.612244][ T5960]  ? rt_spin_unlock+0x14f/0x200
[  116.612262][ T5960]  ? init_locking+0xb8/0x210
[  116.612279][ T5960]  ? sb_set_blocksize+0x11b/0x210
[  116.612304][ T5960]  ? setup_bdev_super+0x4c1/0x5b0
[  116.612326][ T5960]  get_tree_bdev_flags+0x431/0x4f0
[  116.612346][ T5960]  ? __pfx_gfs2_fill_super+0x10/0x10
[  116.612364][ T5960]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  116.612381][ T5960]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  116.612402][ T5960]  ? rcu_is_watching+0x15/0xb0
[  116.612426][ T5960]  ? cap_capable+0x123/0x460
[  116.612449][ T5960]  gfs2_get_tree+0x51/0x1e0
[  116.612470][ T5960]  vfs_get_tree+0x92/0x2a0
[  116.612492][ T5960]  do_new_mount+0x341/0xd30
[  116.612514][ T5960]  ? safesetid_security_capable+0xa9/0x1a0
[  116.612540][ T5960]  ? __pfx_do_new_mount+0x10/0x10
[  116.612562][ T5960]  ? ns_capable+0x89/0xe0
[  116.612583][ T5960]  ? user_path_at+0xd4/0x160
[  116.612604][ T5960]  ? user_path_at+0xd4/0x160
[  116.612623][ T5960]  __se_sys_mount+0x31d/0x420
[  116.612659][ T5960]  ? __pfx___se_sys_mount+0x10/0x10
[  116.612687][ T5960]  ? __x64_sys_mount+0x20/0xc0
[  116.612709][ T5960]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  116.612728][ T5960]  do_syscall_64+0x15f/0xf80
[  116.612748][ T5960]  ? trace_irq_disable+0x3b/0x140
[  116.612767][ T5960]  ? clear_bhb_loop+0x40/0x90
[  116.612787][ T5960]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  116.612804][ T5960] RIP: 0033:0x7f0e96f3ea4a
[  116.612821][ T5960] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  116.612834][ T5960] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  116.612853][ T5960] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  116.612865][ T5960] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  116.612876][ T5960] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  116.612887][ T5960] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  116.612897][ T5960] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  116.612928][ T5960]  </TASK>
[  116.688549][ T5960] gfs2: fsid=syz:syz.0: found 1 quota changes
[  118.000677][ T4919] Bluetooth: hci0: command tx timeout
[  118.061123][ T6003] loop0: detected capacity change from 0 to 32768
[  118.108430][ T6003] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  118.108448][ T6003] gfs2: fsid=syz:syz: Now mounting FS (format 1802)...
[  118.235971][ T6003] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[  118.254847][ T5647] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  118.254865][ T5647] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  118.446368][ T5647] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 191ms
[  118.448203][ T5647] gfs2: fsid=syz:syz.0: jid=0: Done
[  118.449446][ T6003] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  118.619182][ T6003] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48
[  118.619201][ T6003] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 6003, name: syz-executor.0
[  118.619214][ T6003] preempt_count: 1, expected: 0
[  118.619221][ T6003] RCU nest depth: 1, expected: 1
[  118.619229][ T6003] 4 locks held by syz-executor.0/6003:
[  118.619239][ T6003]  #0: ffff88803670e0d0 (&type->s_umount_key#52/1){+.+.}-{4:4}, at: alloc_super+0x28c/0xac0
[  118.619293][ T6003]  #1: ffffffff8e620578 (qd_lock){+.+.}-{3:3}, at: gfs2_quota_init+0x854/0x1220
[  118.619341][ T6003]  #2: ffffffff8dfc8140 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400
[  118.619381][ T6003]  #3: ffff8880456c57f8 (&lockref->lock#3){+.+.}-{3:3}, at: lockref_get_not_dead+0x28/0xd0
[  118.619427][ T6003] Preemption disabled at:
[  118.619431][ T6003] [<ffffffff841c1a9b>] spin_lock_bucket+0x3b/0x150
[  118.619475][ T6003] CPU: 1 UID: 0 PID: 6003 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  118.619498][ T6003] Tainted: [W]=WARN
[  118.619504][ T6003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  118.619514][ T6003] Call Trace:
[  118.619521][ T6003]  <TASK>
[  118.619528][ T6003]  dump_stack_lvl+0xe8/0x150
[  118.619550][ T6003]  __might_resched+0x329/0x480
[  118.619571][ T6003]  ? spin_lock_bucket+0x3b/0x150
[  118.619597][ T6003]  rt_spin_lock+0xc2/0x400
[  118.619617][ T6003]  ? __pfx_rt_spin_lock+0x10/0x10
[  118.619635][ T6003]  ? preempt_count_add+0x91/0x190
[  118.619654][ T6003]  ? rt_spin_lock+0x2ce/0x400
[  118.619674][ T6003]  lockref_get_not_dead+0x28/0xd0
[  118.619695][ T6003]  gfs2_qd_search_bucket+0x139/0x210
[  118.619724][ T6003]  gfs2_quota_init+0x86c/0x1220
[  118.619748][ T6003]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  118.619789][ T6003]  ? __pfx_gfs2_quota_init+0x10/0x10
[  118.619813][ T6003]  ? __pfx_wake_up_bit+0x10/0x10
[  118.619831][ T6003]  ? rt_spin_unlock+0x160/0x200
[  118.619854][ T6003]  ? inode_go_inval+0x2a0/0x360
[  118.619875][ T6003]  gfs2_make_fs_rw+0x143/0x230
[  118.619899][ T6003]  gfs2_fill_super+0x1bfd/0x2220
[  118.619934][ T6003]  ? __pfx_gfs2_fill_super+0x10/0x10
[  118.619951][ T6003]  ? rt_spin_unlock+0x14f/0x200
[  118.619971][ T6003]  ? init_locking+0xb8/0x210
[  118.619992][ T6003]  ? sb_set_blocksize+0x11b/0x210
[  118.620017][ T6003]  ? setup_bdev_super+0x4c1/0x5b0
[  118.620040][ T6003]  get_tree_bdev_flags+0x431/0x4f0
[  118.620061][ T6003]  ? __pfx_gfs2_fill_super+0x10/0x10
[  118.620080][ T6003]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  118.620098][ T6003]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  118.620120][ T6003]  ? rcu_is_watching+0x15/0xb0
[  118.620145][ T6003]  ? cap_capable+0x123/0x460
[  118.620169][ T6003]  gfs2_get_tree+0x51/0x1e0
[  118.620192][ T6003]  vfs_get_tree+0x92/0x2a0
[  118.620215][ T6003]  do_new_mount+0x341/0xd30
[  118.620238][ T6003]  ? safesetid_security_capable+0xa9/0x1a0
[  118.620265][ T6003]  ? __pfx_do_new_mount+0x10/0x10
[  118.620289][ T6003]  ? ns_capable+0x89/0xe0
[  118.620311][ T6003]  ? user_path_at+0xd4/0x160
[  118.620333][ T6003]  ? user_path_at+0xd4/0x160
[  118.620353][ T6003]  __se_sys_mount+0x31d/0x420
[  118.620383][ T6003]  ? __pfx___se_sys_mount+0x10/0x10
[  118.620413][ T6003]  ? __x64_sys_mount+0x20/0xc0
[  118.620436][ T6003]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  118.620461][ T6003]  do_syscall_64+0x15f/0xf80
[  118.620479][ T6003]  ? trace_irq_disable+0x3b/0x140
[  118.620496][ T6003]  ? clear_bhb_loop+0x40/0x90
[  118.620516][ T6003]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  118.620531][ T6003] RIP: 0033:0x7f0e96f3ea4a
[  118.620547][ T6003] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  118.620560][ T6003] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  118.620577][ T6003] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  118.620589][ T6003] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  118.620601][ T6003] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  118.620612][ T6003] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  118.620622][ T6003] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  118.620652][ T6003]  </TASK>
[  118.620727][ T6003] gfs2: fsid=syz:syz.0: Corruption found in quota_change0file: duplicate identifier in slot 44452
[  118.621785][ T6003] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed - function = gfs2_qd_dispose, file = fs/gfs2/quota.c, line = 129
[  118.621813][ T6003] CPU: 1 UID: 0 PID: 6003 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  118.621835][ T6003] Tainted: [W]=WARN
[  118.621841][ T6003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  118.621850][ T6003] Call Trace:
[  118.621857][ T6003]  <TASK>
[  118.621864][ T6003]  dump_stack_lvl+0xe8/0x150
[  118.621889][ T6003]  gfs2_assert_warn_i+0x194/0x2c0
[  118.621916][ T6003]  gfs2_qd_dispose+0x466/0x570
[  118.621938][ T6003]  gfs2_quota_init+0xcda/0x1220
[  118.621962][ T6003]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  118.621998][ T6003]  ? __pfx_gfs2_quota_init+0x10/0x10
[  118.622021][ T6003]  ? __pfx_wake_up_bit+0x10/0x10
[  118.622039][ T6003]  ? rt_spin_unlock+0x160/0x200
[  118.622060][ T6003]  ? inode_go_inval+0x2a0/0x360
[  118.622080][ T6003]  gfs2_make_fs_rw+0x143/0x230
[  118.622103][ T6003]  gfs2_fill_super+0x1bfd/0x2220
[  118.622140][ T6003]  ? __pfx_gfs2_fill_super+0x10/0x10
[  118.622156][ T6003]  ? rt_spin_unlock+0x14f/0x200
[  118.622175][ T6003]  ? init_locking+0xb8/0x210
[  118.622192][ T6003]  ? sb_set_blocksize+0x11b/0x210
[  118.622216][ T6003]  ? setup_bdev_super+0x4c1/0x5b0
[  118.622238][ T6003]  get_tree_bdev_flags+0x431/0x4f0
[  118.622258][ T6003]  ? __pfx_gfs2_fill_super+0x10/0x10
[  118.622276][ T6003]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  118.622293][ T6003]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  118.622314][ T6003]  ? rcu_is_watching+0x15/0xb0
[  118.622337][ T6003]  ? cap_capable+0x123/0x460
[  118.622360][ T6003]  gfs2_get_tree+0x51/0x1e0
[  118.622382][ T6003]  vfs_get_tree+0x92/0x2a0
[  118.622404][ T6003]  do_new_mount+0x341/0xd30
[  118.622425][ T6003]  ? safesetid_security_capable+0xa9/0x1a0
[  118.622460][ T6003]  ? __pfx_do_new_mount+0x10/0x10
[  118.622482][ T6003]  ? ns_capable+0x89/0xe0
[  118.622505][ T6003]  ? user_path_at+0xd4/0x160
[  118.622526][ T6003]  ? user_path_at+0xd4/0x160
[  118.622544][ T6003]  __se_sys_mount+0x31d/0x420
[  118.622573][ T6003]  ? __pfx___se_sys_mount+0x10/0x10
[  118.622602][ T6003]  ? __x64_sys_mount+0x20/0xc0
[  118.622625][ T6003]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  118.622642][ T6003]  do_syscall_64+0x15f/0xf80
[  118.622661][ T6003]  ? trace_irq_disable+0x3b/0x140
[  118.622680][ T6003]  ? clear_bhb_loop+0x40/0x90
[  118.622700][ T6003]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  118.622717][ T6003] RIP: 0033:0x7f0e96f3ea4a
[  118.622733][ T6003] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  118.622746][ T6003] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  118.622763][ T6003] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  118.622775][ T6003] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  118.622786][ T6003] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  118.622796][ T6003] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  118.622806][ T6003] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  118.622832][ T6003]  </TASK>
[  118.682809][ T6003] gfs2: fsid=syz:syz.0: found 1 quota changes
[  120.069605][ T6050] loop0: detected capacity change from 0 to 32768
[  120.118497][ T6050] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  120.118517][ T6050] gfs2: fsid=syz:syz: Now mounting FS (format 1802)...
[  120.209237][ T6050] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 1ms
[  120.215493][ T5335] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  120.215524][ T5335] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  120.314431][ T5335] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 98ms
[  120.327348][ T5335] gfs2: fsid=syz:syz.0: jid=0: Done
[  120.327461][ T6050] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  120.433000][ T6050] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48
[  120.433020][ T6050] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 6050, name: syz-executor.0
[  120.433035][ T6050] preempt_count: 1, expected: 0
[  120.433043][ T6050] RCU nest depth: 1, expected: 1
[  120.433051][ T6050] 4 locks held by syz-executor.0/6050:
[  120.433061][ T6050]  #0: ffff888039b720d0 (&type->s_umount_key#52/1){+.+.}-{4:4}, at: alloc_super+0x28c/0xac0
[  120.433119][ T6050]  #1: ffffffff8e620578 (qd_lock){+.+.}-{3:3}, at: gfs2_quota_init+0x854/0x1220
[  120.433166][ T6050]  #2: ffffffff8dfc8140 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400
[  120.433205][ T6050]  #3: ffff8880456c54d8 (&lockref->lock#3){+.+.}-{3:3}, at: lockref_get_not_dead+0x28/0xd0
[  120.433251][ T6050] Preemption disabled at:
[  120.433256][ T6050] [<ffffffff841c1a9b>] spin_lock_bucket+0x3b/0x150
[  120.433287][ T6050] CPU: 0 UID: 0 PID: 6050 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  120.433300][ T6050] Tainted: [W]=WARN
[  120.433303][ T6050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  120.433309][ T6050] Call Trace:
[  120.433314][ T6050]  <TASK>
[  120.433319][ T6050]  dump_stack_lvl+0xe8/0x150
[  120.433332][ T6050]  __might_resched+0x329/0x480
[  120.433344][ T6050]  ? spin_lock_bucket+0x3b/0x150
[  120.433359][ T6050]  rt_spin_lock+0xc2/0x400
[  120.433370][ T6050]  ? __pfx_rt_spin_lock+0x10/0x10
[  120.433380][ T6050]  ? preempt_count_add+0x91/0x190
[  120.433391][ T6050]  ? rt_spin_lock+0x2ce/0x400
[  120.433401][ T6050]  lockref_get_not_dead+0x28/0xd0
[  120.433414][ T6050]  gfs2_qd_search_bucket+0x139/0x210
[  120.433431][ T6050]  gfs2_quota_init+0x86c/0x1220
[  120.433445][ T6050]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  120.433466][ T6050]  ? __pfx_gfs2_quota_init+0x10/0x10
[  120.433480][ T6050]  ? __pfx_wake_up_bit+0x10/0x10
[  120.433491][ T6050]  ? rt_spin_unlock+0x160/0x200
[  120.433503][ T6050]  ? inode_go_inval+0x2a0/0x360
[  120.433514][ T6050]  gfs2_make_fs_rw+0x143/0x230
[  120.433531][ T6050]  gfs2_fill_super+0x1bfd/0x2220
[  120.433550][ T6050]  ? __pfx_gfs2_fill_super+0x10/0x10
[  120.433559][ T6050]  ? rt_spin_unlock+0x14f/0x200
[  120.433570][ T6050]  ? init_locking+0xb8/0x210
[  120.433579][ T6050]  ? sb_set_blocksize+0x11b/0x210
[  120.433594][ T6050]  ? setup_bdev_super+0x4c1/0x5b0
[  120.433607][ T6050]  get_tree_bdev_flags+0x431/0x4f0
[  120.433618][ T6050]  ? __pfx_gfs2_fill_super+0x10/0x10
[  120.433629][ T6050]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  120.433639][ T6050]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  120.433654][ T6050]  ? rcu_is_watching+0x15/0xb0
[  120.433678][ T6050]  ? cap_capable+0x123/0x460
[  120.433696][ T6050]  gfs2_get_tree+0x51/0x1e0
[  120.433709][ T6050]  vfs_get_tree+0x92/0x2a0
[  120.433721][ T6050]  do_new_mount+0x341/0xd30
[  120.433735][ T6050]  ? safesetid_security_capable+0xa9/0x1a0
[  120.433759][ T6050]  ? __pfx_do_new_mount+0x10/0x10
[  120.433772][ T6050]  ? ns_capable+0x89/0xe0
[  120.433785][ T6050]  ? user_path_at+0xd4/0x160
[  120.433798][ T6050]  ? user_path_at+0xd4/0x160
[  120.433809][ T6050]  __se_sys_mount+0x31d/0x420
[  120.433826][ T6050]  ? __pfx___se_sys_mount+0x10/0x10
[  120.433843][ T6050]  ? __x64_sys_mount+0x20/0xc0
[  120.433856][ T6050]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  120.433867][ T6050]  do_syscall_64+0x15f/0xf80
[  120.433879][ T6050]  ? trace_irq_disable+0x3b/0x140
[  120.433891][ T6050]  ? clear_bhb_loop+0x40/0x90
[  120.433903][ T6050]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  120.433912][ T6050] RIP: 0033:0x7f0e96f3ea4a
[  120.433923][ T6050] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  120.433930][ T6050] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  120.433940][ T6050] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  120.433947][ T6050] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  120.433953][ T6050] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  120.433959][ T6050] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  120.433965][ T6050] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  120.433980][ T6050]  </TASK>
[  120.433991][ T6050] gfs2: fsid=syz:syz.0: Corruption found in quota_change0file: duplicate identifier in slot 44452
[  120.434008][ T6050] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed - function = gfs2_qd_dispose, file = fs/gfs2/quota.c, line = 129
[  120.434020][ T6050] CPU: 0 UID: 0 PID: 6050 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  120.434032][ T6050] Tainted: [W]=WARN
[  120.434035][ T6050] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  120.434040][ T6050] Call Trace:
[  120.434044][ T6050]  <TASK>
[  120.434047][ T6050]  dump_stack_lvl+0xe8/0x150
[  120.434059][ T6050]  gfs2_assert_warn_i+0x194/0x2c0
[  120.434074][ T6050]  gfs2_qd_dispose+0x466/0x570
[  120.434086][ T6050]  gfs2_quota_init+0xcda/0x1220
[  120.434100][ T6050]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  120.434121][ T6050]  ? __pfx_gfs2_quota_init+0x10/0x10
[  120.434135][ T6050]  ? __pfx_wake_up_bit+0x10/0x10
[  120.434145][ T6050]  ? rt_spin_unlock+0x160/0x200
[  120.434157][ T6050]  ? inode_go_inval+0x2a0/0x360
[  120.434168][ T6050]  gfs2_make_fs_rw+0x143/0x230
[  120.434181][ T6050]  gfs2_fill_super+0x1bfd/0x2220
[  120.434199][ T6050]  ? __pfx_gfs2_fill_super+0x10/0x10
[  120.434208][ T6050]  ? rt_spin_unlock+0x14f/0x200
[  120.434219][ T6050]  ? init_locking+0xb8/0x210
[  120.434229][ T6050]  ? sb_set_blocksize+0x11b/0x210
[  120.434250][ T6050]  ? setup_bdev_super+0x4c1/0x5b0
[  120.434275][ T6050]  get_tree_bdev_flags+0x431/0x4f0
[  120.434295][ T6050]  ? __pfx_gfs2_fill_super+0x10/0x10
[  120.434312][ T6050]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  120.434328][ T6050]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  120.434348][ T6050]  ? rcu_is_watching+0x15/0xb0
[  120.434368][ T6050]  ? cap_capable+0x123/0x460
[  120.434381][ T6050]  gfs2_get_tree+0x51/0x1e0
[  120.434393][ T6050]  vfs_get_tree+0x92/0x2a0
[  120.434406][ T6050]  do_new_mount+0x341/0xd30
[  120.434418][ T6050]  ? safesetid_security_capable+0xa9/0x1a0
[  120.434434][ T6050]  ? __pfx_do_new_mount+0x10/0x10
[  120.434447][ T6050]  ? ns_capable+0x89/0xe0
[  120.434459][ T6050]  ? user_path_at+0xd4/0x160
[  120.434471][ T6050]  ? user_path_at+0xd4/0x160
[  120.434482][ T6050]  __se_sys_mount+0x31d/0x420
[  120.434498][ T6050]  ? __pfx___se_sys_mount+0x10/0x10
[  120.434516][ T6050]  ? __x64_sys_mount+0x20/0xc0
[  120.434532][ T6050]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  120.434543][ T6050]  do_syscall_64+0x15f/0xf80
[  120.434553][ T6050]  ? trace_irq_disable+0x3b/0x140
[  120.434564][ T6050]  ? clear_bhb_loop+0x40/0x90
[  120.434576][ T6050]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  120.434585][ T6050] RIP: 0033:0x7f0e96f3ea4a
[  120.434594][ T6050] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  120.434601][ T6050] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  120.434611][ T6050] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  120.434617][ T6050] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  120.434623][ T6050] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  120.434629][ T6050] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  120.434635][ T6050] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  120.434649][ T6050]  </TASK>
[  120.579557][ T6050] gfs2: fsid=syz:syz.0: found 1 quota changes
[  121.357362][ T6063] loop0: detected capacity change from 0 to 32768
[  121.394094][ T6063] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  121.394112][ T6063] gfs2: fsid=syz:syz: Now mounting FS (format 1802)...
[  121.425189][ T6063] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[  121.457069][ T5647] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  121.457087][ T5647] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  121.581031][ T5647] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 123ms
[  121.581227][ T5647] gfs2: fsid=syz:syz.0: jid=0: Done
[  121.582578][ T6063] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  121.684963][ T6063] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48
[  121.684984][ T6063] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 6063, name: syz-executor.0
[  121.684999][ T6063] preempt_count: 1, expected: 0
[  121.685007][ T6063] RCU nest depth: 1, expected: 1
[  121.685016][ T6063] 4 locks held by syz-executor.0/6063:
[  121.685026][ T6063]  #0: ffff888044f380d0 (&type->s_umount_key#52/1){+.+.}-{4:4}, at: alloc_super+0x28c/0xac0
2026/05/10 16:21:49 executed programs: 4
[  121.685083][ T6063]  #1: ffffffff8e620578 (qd_lock){+.+.}-{3:3}, at: gfs2_quota_init+0x854/0x1220
[  121.685120][ T6063]  #2: ffffffff8dfc8140 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400
[  121.685151][ T6063]  #3: ffff8880456886c8 (&lockref->lock#3){+.+.}-{3:3}, at: lockref_get_not_dead+0x28/0xd0
[  121.685180][ T6063] Preemption disabled at:
[  121.685182][ T6063] [<ffffffff841c1a9b>] spin_lock_bucket+0x3b/0x150
[  121.685205][ T6063] CPU: 0 UID: 0 PID: 6063 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  121.685218][ T6063] Tainted: [W]=WARN
[  121.685222][ T6063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  121.685232][ T6063] Call Trace:
[  121.685237][ T6063]  <TASK>
[  121.685242][ T6063]  dump_stack_lvl+0xe8/0x150
[  121.685255][ T6063]  __might_resched+0x329/0x480
[  121.685267][ T6063]  ? spin_lock_bucket+0x3b/0x150
[  121.685282][ T6063]  rt_spin_lock+0xc2/0x400
[  121.685293][ T6063]  ? __pfx_rt_spin_lock+0x10/0x10
[  121.685302][ T6063]  ? preempt_count_add+0x91/0x190
[  121.685313][ T6063]  ? rt_spin_lock+0x2ce/0x400
[  121.685324][ T6063]  lockref_get_not_dead+0x28/0xd0
[  121.685336][ T6063]  gfs2_qd_search_bucket+0x139/0x210
[  121.685353][ T6063]  gfs2_quota_init+0x86c/0x1220
[  121.685368][ T6063]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  121.685389][ T6063]  ? __pfx_gfs2_quota_init+0x10/0x10
[  121.685409][ T6063]  ? __pfx_wake_up_bit+0x10/0x10
[  121.685419][ T6063]  ? rt_spin_unlock+0x160/0x200
[  121.685431][ T6063]  ? inode_go_inval+0x2a0/0x360
[  121.685443][ T6063]  gfs2_make_fs_rw+0x143/0x230
[  121.685457][ T6063]  gfs2_fill_super+0x1bfd/0x2220
[  121.685476][ T6063]  ? __pfx_gfs2_fill_super+0x10/0x10
[  121.685485][ T6063]  ? rt_spin_unlock+0x14f/0x200
[  121.685496][ T6063]  ? init_locking+0xb8/0x210
[  121.685512][ T6063]  ? sb_set_blocksize+0x11b/0x210
[  121.685527][ T6063]  ? setup_bdev_super+0x4c1/0x5b0
[  121.685540][ T6063]  get_tree_bdev_flags+0x431/0x4f0
[  121.685551][ T6063]  ? __pfx_gfs2_fill_super+0x10/0x10
[  121.685562][ T6063]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  121.685572][ T6063]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  121.685584][ T6063]  ? rcu_is_watching+0x15/0xb0
[  121.685599][ T6063]  ? cap_capable+0x123/0x460
[  121.685613][ T6063]  gfs2_get_tree+0x51/0x1e0
[  121.685629][ T6063]  vfs_get_tree+0x92/0x2a0
[  121.685641][ T6063]  do_new_mount+0x341/0xd30
[  121.685655][ T6063]  ? safesetid_security_capable+0xa9/0x1a0
[  121.685671][ T6063]  ? __pfx_do_new_mount+0x10/0x10
[  121.685684][ T6063]  ? ns_capable+0x89/0xe0
[  121.685697][ T6063]  ? user_path_at+0xd4/0x160
[  121.685708][ T6063]  ? user_path_at+0xd4/0x160
[  121.685719][ T6063]  __se_sys_mount+0x31d/0x420
[  121.685736][ T6063]  ? __pfx___se_sys_mount+0x10/0x10
[  121.685753][ T6063]  ? __x64_sys_mount+0x20/0xc0
[  121.685766][ T6063]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  121.685777][ T6063]  do_syscall_64+0x15f/0xf80
[  121.685788][ T6063]  ? trace_irq_disable+0x3b/0x140
[  121.685800][ T6063]  ? clear_bhb_loop+0x40/0x90
[  121.685813][ T6063]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  121.685822][ T6063] RIP: 0033:0x7f0e96f3ea4a
[  121.685832][ T6063] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  121.685839][ T6063] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  121.685849][ T6063] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  121.685856][ T6063] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  121.685862][ T6063] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  121.685868][ T6063] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  121.685874][ T6063] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  121.685890][ T6063]  </TASK>
[  121.685914][ T6063] gfs2: fsid=syz:syz.0: Corruption found in quota_change0file: duplicate identifier in slot 44452
[  121.686000][ T6063] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed - function = gfs2_qd_dispose, file = fs/gfs2/quota.c, line = 129
[  121.686023][ T6063] CPU: 0 UID: 0 PID: 6063 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  121.686043][ T6063] Tainted: [W]=WARN
[  121.686046][ T6063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  121.686051][ T6063] Call Trace:
[  121.686055][ T6063]  <TASK>
[  121.686059][ T6063]  dump_stack_lvl+0xe8/0x150
[  121.686072][ T6063]  gfs2_assert_warn_i+0x194/0x2c0
[  121.686088][ T6063]  gfs2_qd_dispose+0x466/0x570
[  121.686100][ T6063]  gfs2_quota_init+0xcda/0x1220
[  121.686114][ T6063]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  121.686141][ T6063]  ? __pfx_gfs2_quota_init+0x10/0x10
[  121.686165][ T6063]  ? __pfx_wake_up_bit+0x10/0x10
[  121.686183][ T6063]  ? rt_spin_unlock+0x160/0x200
[  121.686195][ T6063]  ? inode_go_inval+0x2a0/0x360
[  121.686207][ T6063]  gfs2_make_fs_rw+0x143/0x230
[  121.686220][ T6063]  gfs2_fill_super+0x1bfd/0x2220
[  121.686239][ T6063]  ? __pfx_gfs2_fill_super+0x10/0x10
[  121.686248][ T6063]  ? rt_spin_unlock+0x14f/0x200
[  121.686259][ T6063]  ? init_locking+0xb8/0x210
[  121.686269][ T6063]  ? sb_set_blocksize+0x11b/0x210
[  121.686283][ T6063]  ? setup_bdev_super+0x4c1/0x5b0
[  121.686295][ T6063]  get_tree_bdev_flags+0x431/0x4f0
[  121.686307][ T6063]  ? __pfx_gfs2_fill_super+0x10/0x10
[  121.686317][ T6063]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  121.686327][ T6063]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  121.686339][ T6063]  ? rcu_is_watching+0x15/0xb0
[  121.686353][ T6063]  ? cap_capable+0x123/0x460
[  121.686366][ T6063]  gfs2_get_tree+0x51/0x1e0
[  121.686378][ T6063]  vfs_get_tree+0x92/0x2a0
[  121.686391][ T6063]  do_new_mount+0x341/0xd30
[  121.686409][ T6063]  ? safesetid_security_capable+0xa9/0x1a0
[  121.686425][ T6063]  ? __pfx_do_new_mount+0x10/0x10
[  121.686438][ T6063]  ? ns_capable+0x89/0xe0
[  121.686451][ T6063]  ? user_path_at+0xd4/0x160
[  121.686462][ T6063]  ? user_path_at+0xd4/0x160
[  121.686473][ T6063]  __se_sys_mount+0x31d/0x420
[  121.686490][ T6063]  ? __pfx___se_sys_mount+0x10/0x10
[  121.686507][ T6063]  ? __x64_sys_mount+0x20/0xc0
[  121.686521][ T6063]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  121.686531][ T6063]  do_syscall_64+0x15f/0xf80
[  121.686542][ T6063]  ? trace_irq_disable+0x3b/0x140
[  121.686554][ T6063]  ? clear_bhb_loop+0x40/0x90
[  121.686566][ T6063]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  121.686575][ T6063] RIP: 0033:0x7f0e96f3ea4a
[  121.686584][ T6063] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  121.686592][ T6063] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  121.686602][ T6063] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  121.686608][ T6063] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  121.686614][ T6063] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  121.686620][ T6063] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  121.686626][ T6063] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  121.686640][ T6063]  </TASK>
[  121.745826][ T6063] gfs2: fsid=syz:syz.0: found 1 quota changes
[  122.585524][ T6069] loop0: detected capacity change from 0 to 32768
[  122.619059][ T6069] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  122.619077][ T6069] gfs2: fsid=syz:syz: Now mounting FS (format 1802)...
[  122.653250][ T6069] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[  122.658855][   T31] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  122.658875][   T31] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  122.775743][   T31] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 116ms
[  122.789663][   T31] gfs2: fsid=syz:syz.0: jid=0: Done
[  122.789770][ T6069] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  122.891667][ T6069] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48
[  122.891689][ T6069] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 6069, name: syz-executor.0
[  122.891704][ T6069] preempt_count: 1, expected: 0
[  122.891713][ T6069] RCU nest depth: 1, expected: 1
[  122.891721][ T6069] 4 locks held by syz-executor.0/6069:
[  122.891732][ T6069]  #0: ffff88803b42e0d0 (&type->s_umount_key#52/1){+.+.}-{4:4}, at: alloc_super+0x28c/0xac0
[  122.891784][ T6069]  #1: ffffffff8e620578 (qd_lock){+.+.}-{3:3}, at: gfs2_quota_init+0x854/0x1220
[  122.891813][ T6069]  #2: ffffffff8dfc8140 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400
[  122.891835][ T6069]  #3: ffff8880456c5348 (&lockref->lock#3){+.+.}-{3:3}, at: lockref_get_not_dead+0x28/0xd0
[  122.891861][ T6069] Preemption disabled at:
[  122.891863][ T6069] [<ffffffff841c1a9b>] spin_lock_bucket+0x3b/0x150
[  122.891885][ T6069] CPU: 0 UID: 0 PID: 6069 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  122.891898][ T6069] Tainted: [W]=WARN
[  122.891904][ T6069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  122.891910][ T6069] Call Trace:
[  122.891915][ T6069]  <TASK>
[  122.891919][ T6069]  dump_stack_lvl+0xe8/0x150
[  122.891933][ T6069]  __might_resched+0x329/0x480
[  122.891945][ T6069]  ? spin_lock_bucket+0x3b/0x150
[  122.891960][ T6069]  rt_spin_lock+0xc2/0x400
[  122.891971][ T6069]  ? __pfx_rt_spin_lock+0x10/0x10
[  122.891981][ T6069]  ? preempt_count_add+0x91/0x190
[  122.891992][ T6069]  ? rt_spin_lock+0x2ce/0x400
[  122.892005][ T6069]  lockref_get_not_dead+0x28/0xd0
[  122.892017][ T6069]  gfs2_qd_search_bucket+0x139/0x210
[  122.892034][ T6069]  gfs2_quota_init+0x86c/0x1220
[  122.892048][ T6069]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  122.892069][ T6069]  ? __pfx_gfs2_quota_init+0x10/0x10
[  122.892083][ T6069]  ? __pfx_wake_up_bit+0x10/0x10
[  122.892094][ T6069]  ? rt_spin_unlock+0x160/0x200
[  122.892106][ T6069]  ? inode_go_inval+0x2a0/0x360
[  122.892117][ T6069]  gfs2_make_fs_rw+0x143/0x230
[  122.892131][ T6069]  gfs2_fill_super+0x1bfd/0x2220
[  122.892150][ T6069]  ? __pfx_gfs2_fill_super+0x10/0x10
[  122.892160][ T6069]  ? rt_spin_unlock+0x14f/0x200
[  122.892170][ T6069]  ? init_locking+0xb8/0x210
[  122.892180][ T6069]  ? sb_set_blocksize+0x11b/0x210
[  122.892195][ T6069]  ? setup_bdev_super+0x4c1/0x5b0
[  122.892207][ T6069]  get_tree_bdev_flags+0x431/0x4f0
[  122.892219][ T6069]  ? __pfx_gfs2_fill_super+0x10/0x10
[  122.892229][ T6069]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  122.892239][ T6069]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  122.892257][ T6069]  ? rcu_is_watching+0x15/0xb0
[  122.892272][ T6069]  ? cap_capable+0x123/0x460
[  122.892286][ T6069]  gfs2_get_tree+0x51/0x1e0
[  122.892298][ T6069]  vfs_get_tree+0x92/0x2a0
[  122.892311][ T6069]  do_new_mount+0x341/0xd30
[  122.892324][ T6069]  ? safesetid_security_capable+0xa9/0x1a0
[  122.892340][ T6069]  ? __pfx_do_new_mount+0x10/0x10
[  122.892354][ T6069]  ? ns_capable+0x89/0xe0
[  122.892367][ T6069]  ? user_path_at+0xd4/0x160
[  122.892379][ T6069]  ? user_path_at+0xd4/0x160
[  122.892389][ T6069]  __se_sys_mount+0x31d/0x420
[  122.892406][ T6069]  ? __pfx___se_sys_mount+0x10/0x10
[  122.892423][ T6069]  ? __x64_sys_mount+0x20/0xc0
[  122.892436][ T6069]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  122.892447][ T6069]  do_syscall_64+0x15f/0xf80
[  122.892458][ T6069]  ? trace_irq_disable+0x3b/0x140
[  122.892470][ T6069]  ? clear_bhb_loop+0x40/0x90
[  122.892481][ T6069]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  122.892491][ T6069] RIP: 0033:0x7f0e96f3ea4a
[  122.892501][ T6069] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  122.892508][ T6069] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  122.892518][ T6069] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  122.892525][ T6069] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  122.892531][ T6069] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  122.892537][ T6069] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  122.892543][ T6069] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  122.892558][ T6069]  </TASK>
[  122.892584][ T6069] gfs2: fsid=syz:syz.0: Corruption found in quota_change0file: duplicate identifier in slot 44452
[  122.892670][ T6069] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed - function = gfs2_qd_dispose, file = fs/gfs2/quota.c, line = 129
[  122.892693][ T6069] CPU: 0 UID: 0 PID: 6069 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  122.892710][ T6069] Tainted: [W]=WARN
[  122.892713][ T6069] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  122.892718][ T6069] Call Trace:
[  122.892722][ T6069]  <TASK>
[  122.892726][ T6069]  dump_stack_lvl+0xe8/0x150
[  122.892739][ T6069]  gfs2_assert_warn_i+0x194/0x2c0
[  122.892755][ T6069]  gfs2_qd_dispose+0x466/0x570
[  122.892767][ T6069]  gfs2_quota_init+0xcda/0x1220
[  122.892781][ T6069]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  122.892803][ T6069]  ? __pfx_gfs2_quota_init+0x10/0x10
[  122.892817][ T6069]  ? __pfx_wake_up_bit+0x10/0x10
[  122.892827][ T6069]  ? rt_spin_unlock+0x160/0x200
[  122.892839][ T6069]  ? inode_go_inval+0x2a0/0x360
[  122.892851][ T6069]  gfs2_make_fs_rw+0x143/0x230
[  122.892872][ T6069]  gfs2_fill_super+0x1bfd/0x2220
[  122.892901][ T6069]  ? __pfx_gfs2_fill_super+0x10/0x10
[  122.892911][ T6069]  ? rt_spin_unlock+0x14f/0x200
[  122.892921][ T6069]  ? init_locking+0xb8/0x210
[  122.892931][ T6069]  ? sb_set_blocksize+0x11b/0x210
[  122.892945][ T6069]  ? setup_bdev_super+0x4c1/0x5b0
[  122.892957][ T6069]  get_tree_bdev_flags+0x431/0x4f0
[  122.892969][ T6069]  ? __pfx_gfs2_fill_super+0x10/0x10
[  122.892979][ T6069]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  122.892989][ T6069]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  122.893003][ T6069]  ? rcu_is_watching+0x15/0xb0
[  122.893018][ T6069]  ? cap_capable+0x123/0x460
[  122.893032][ T6069]  gfs2_get_tree+0x51/0x1e0
[  122.893044][ T6069]  vfs_get_tree+0x92/0x2a0
[  122.893056][ T6069]  do_new_mount+0x341/0xd30
[  122.893070][ T6069]  ? safesetid_security_capable+0xa9/0x1a0
[  122.893085][ T6069]  ? __pfx_do_new_mount+0x10/0x10
[  122.893098][ T6069]  ? ns_capable+0x89/0xe0
[  122.893111][ T6069]  ? user_path_at+0xd4/0x160
[  122.893122][ T6069]  ? user_path_at+0xd4/0x160
[  122.893133][ T6069]  __se_sys_mount+0x31d/0x420
[  122.893149][ T6069]  ? __pfx___se_sys_mount+0x10/0x10
[  122.893166][ T6069]  ? __x64_sys_mount+0x20/0xc0
[  122.893179][ T6069]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  122.893189][ T6069]  do_syscall_64+0x15f/0xf80
[  122.893200][ T6069]  ? trace_irq_disable+0x3b/0x140
[  122.893211][ T6069]  ? clear_bhb_loop+0x40/0x90
[  122.893223][ T6069]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  122.893232][ T6069] RIP: 0033:0x7f0e96f3ea4a
[  122.893241][ T6069] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  122.893248][ T6069] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  122.893265][ T6069] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  122.893272][ T6069] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  122.893278][ T6069] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  122.893283][ T6069] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  122.893289][ T6069] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  122.893304][ T6069]  </TASK>
[  122.957580][ T6069] gfs2: fsid=syz:syz.0: found 1 quota changes
[  123.774425][ T6075] loop0: detected capacity change from 0 to 32768
[  123.793487][ T6075] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  123.793505][ T6075] gfs2: fsid=syz:syz: Now mounting FS (format 1802)...
[  123.810415][ T6075] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[  123.826520][    T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  123.826542][    T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  123.929750][    T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 103ms
[  123.929910][    T9] gfs2: fsid=syz:syz.0: jid=0: Done
[  123.929971][ T6075] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  124.057899][ T6075] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48
[  124.057921][ T6075] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 6075, name: syz-executor.0
[  124.057937][ T6075] preempt_count: 1, expected: 0
[  124.057945][ T6075] RCU nest depth: 1, expected: 1
[  124.058029][ T6075] 4 locks held by syz-executor.0/6075:
[  124.058040][ T6075]  #0: ffff88802a1160d0 (&type->s_umount_key#52/1){+.+.}-{4:4}, at: alloc_super+0x28c/0xac0
[  124.058095][ T6075]  #1: ffffffff8e620578 (qd_lock){+.+.}-{3:3}, at: gfs2_quota_init+0x854/0x1220
[  124.058124][ T6075]  #2: ffffffff8dfc8140 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400
[  124.058146][ T6075]  #3: ffff888045688218 (&lockref->lock#3){+.+.}-{3:3}, at: lockref_get_not_dead+0x28/0xd0
[  124.058172][ T6075] Preemption disabled at:
[  124.058174][ T6075] [<ffffffff841c1a9b>] spin_lock_bucket+0x3b/0x150
[  124.058203][ T6075] CPU: 0 UID: 0 PID: 6075 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  124.058221][ T6075] Tainted: [W]=WARN
[  124.058224][ T6075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  124.058230][ T6075] Call Trace:
[  124.058235][ T6075]  <TASK>
[  124.058239][ T6075]  dump_stack_lvl+0xe8/0x150
[  124.058252][ T6075]  __might_resched+0x329/0x480
[  124.058264][ T6075]  ? spin_lock_bucket+0x3b/0x150
[  124.058280][ T6075]  rt_spin_lock+0xc2/0x400
[  124.058291][ T6075]  ? __pfx_rt_spin_lock+0x10/0x10
[  124.058300][ T6075]  ? preempt_count_add+0x91/0x190
[  124.058311][ T6075]  ? rt_spin_lock+0x2ce/0x400
[  124.058322][ T6075]  lockref_get_not_dead+0x28/0xd0
[  124.058334][ T6075]  gfs2_qd_search_bucket+0x139/0x210
[  124.058351][ T6075]  gfs2_quota_init+0x86c/0x1220
[  124.058365][ T6075]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  124.058386][ T6075]  ? __pfx_gfs2_quota_init+0x10/0x10
[  124.058404][ T6075]  ? __pfx_wake_up_bit+0x10/0x10
[  124.058421][ T6075]  ? rt_spin_unlock+0x160/0x200
[  124.058440][ T6075]  ? inode_go_inval+0x2a0/0x360
[  124.058452][ T6075]  gfs2_make_fs_rw+0x143/0x230
[  124.058466][ T6075]  gfs2_fill_super+0x1bfd/0x2220
[  124.058491][ T6075]  ? __pfx_gfs2_fill_super+0x10/0x10
[  124.058505][ T6075]  ? rt_spin_unlock+0x14f/0x200
[  124.058516][ T6075]  ? init_locking+0xb8/0x210
[  124.058525][ T6075]  ? sb_set_blocksize+0x11b/0x210
[  124.058540][ T6075]  ? setup_bdev_super+0x4c1/0x5b0
[  124.058553][ T6075]  get_tree_bdev_flags+0x431/0x4f0
[  124.058565][ T6075]  ? __pfx_gfs2_fill_super+0x10/0x10
[  124.058575][ T6075]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  124.058585][ T6075]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  124.058597][ T6075]  ? rcu_is_watching+0x15/0xb0
[  124.058612][ T6075]  ? cap_capable+0x123/0x460
[  124.058626][ T6075]  gfs2_get_tree+0x51/0x1e0
[  124.058639][ T6075]  vfs_get_tree+0x92/0x2a0
[  124.058651][ T6075]  do_new_mount+0x341/0xd30
[  124.058665][ T6075]  ? safesetid_security_capable+0xa9/0x1a0
[  124.058681][ T6075]  ? __pfx_do_new_mount+0x10/0x10
[  124.058694][ T6075]  ? ns_capable+0x89/0xe0
[  124.058707][ T6075]  ? user_path_at+0xd4/0x160
[  124.058720][ T6075]  ? user_path_at+0xd4/0x160
[  124.058730][ T6075]  __se_sys_mount+0x31d/0x420
[  124.058748][ T6075]  ? __pfx___se_sys_mount+0x10/0x10
[  124.058765][ T6075]  ? __x64_sys_mount+0x20/0xc0
[  124.058778][ T6075]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  124.058789][ T6075]  do_syscall_64+0x15f/0xf80
[  124.058800][ T6075]  ? trace_irq_disable+0x3b/0x140
[  124.058812][ T6075]  ? clear_bhb_loop+0x40/0x90
[  124.058824][ T6075]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  124.058834][ T6075] RIP: 0033:0x7f0e96f3ea4a
[  124.058845][ T6075] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  124.058852][ T6075] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  124.058863][ T6075] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  124.058869][ T6075] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  124.058876][ T6075] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  124.058882][ T6075] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  124.058887][ T6075] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  124.058903][ T6075]  </TASK>
[  124.058914][ T6075] gfs2: fsid=syz:syz.0: Corruption found in quota_change0file: duplicate identifier in slot 44452
[  124.059018][ T6075] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed - function = gfs2_qd_dispose, file = fs/gfs2/quota.c, line = 129
[  124.059040][ T6075] CPU: 0 UID: 0 PID: 6075 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  124.059062][ T6075] Tainted: [W]=WARN
[  124.059068][ T6075] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  124.059077][ T6075] Call Trace:
[  124.059084][ T6075]  <TASK>
[  124.059091][ T6075]  dump_stack_lvl+0xe8/0x150
[  124.059114][ T6075]  gfs2_assert_warn_i+0x194/0x2c0
[  124.059141][ T6075]  gfs2_qd_dispose+0x466/0x570
[  124.059163][ T6075]  gfs2_quota_init+0xcda/0x1220
[  124.059187][ T6075]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  124.059226][ T6075]  ? __pfx_gfs2_quota_init+0x10/0x10
[  124.059250][ T6075]  ? __pfx_wake_up_bit+0x10/0x10
[  124.059267][ T6075]  ? rt_spin_unlock+0x160/0x200
[  124.059289][ T6075]  ? inode_go_inval+0x2a0/0x360
[  124.059302][ T6075]  gfs2_make_fs_rw+0x143/0x230
[  124.059316][ T6075]  gfs2_fill_super+0x1bfd/0x2220
[  124.059334][ T6075]  ? __pfx_gfs2_fill_super+0x10/0x10
[  124.059344][ T6075]  ? rt_spin_unlock+0x14f/0x200
[  124.059354][ T6075]  ? init_locking+0xb8/0x210
[  124.059364][ T6075]  ? sb_set_blocksize+0x11b/0x210
[  124.059378][ T6075]  ? setup_bdev_super+0x4c1/0x5b0
[  124.059390][ T6075]  get_tree_bdev_flags+0x431/0x4f0
[  124.059401][ T6075]  ? __pfx_gfs2_fill_super+0x10/0x10
[  124.059412][ T6075]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  124.059422][ T6075]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  124.059434][ T6075]  ? rcu_is_watching+0x15/0xb0
[  124.059448][ T6075]  ? cap_capable+0x123/0x460
[  124.059461][ T6075]  gfs2_get_tree+0x51/0x1e0
[  124.059473][ T6075]  vfs_get_tree+0x92/0x2a0
[  124.059486][ T6075]  do_new_mount+0x341/0xd30
[  124.059499][ T6075]  ? safesetid_security_capable+0xa9/0x1a0
[  124.059514][ T6075]  ? __pfx_do_new_mount+0x10/0x10
[  124.059527][ T6075]  ? ns_capable+0x89/0xe0
[  124.059539][ T6075]  ? user_path_at+0xd4/0x160
[  124.059551][ T6075]  ? user_path_at+0xd4/0x160
[  124.059562][ T6075]  __se_sys_mount+0x31d/0x420
[  124.059578][ T6075]  ? __pfx___se_sys_mount+0x10/0x10
[  124.059595][ T6075]  ? __x64_sys_mount+0x20/0xc0
[  124.059608][ T6075]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  124.059622][ T6075]  do_syscall_64+0x15f/0xf80
[  124.059635][ T6075]  ? trace_irq_disable+0x3b/0x140
[  124.059646][ T6075]  ? clear_bhb_loop+0x40/0x90
[  124.059657][ T6075]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  124.059666][ T6075] RIP: 0033:0x7f0e96f3ea4a
[  124.059676][ T6075] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  124.059683][ T6075] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  124.059693][ T6075] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  124.059700][ T6075] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  124.059706][ T6075] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  124.059711][ T6075] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  124.059717][ T6075] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  124.059732][ T6075]  </TASK>
[  124.140167][ T6075] gfs2: fsid=syz:syz.0: found 1 quota changes
[  124.941782][ T6081] loop0: detected capacity change from 0 to 32768
[  124.978506][ T6081] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  124.978524][ T6081] gfs2: fsid=syz:syz: Now mounting FS (format 1802)...
[  125.028990][ T6081] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[  125.046893][    T9] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  125.046913][    T9] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...
[  125.151292][    T9] gfs2: fsid=syz:syz.0: jid=0: Journal head lookup took 104ms
[  125.151518][    T9] gfs2: fsid=syz:syz.0: jid=0: Done
[  125.156343][ T6081] gfs2: fsid=syz:syz.0: first mount done, others may mount
[  125.247819][ T6081] BUG: sleeping function called from invalid context at kernel/locking/spinlock_rt.c:48
[  125.247841][ T6081] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 6081, name: syz-executor.0
[  125.247856][ T6081] preempt_count: 1, expected: 0
[  125.247864][ T6081] RCU nest depth: 1, expected: 1
[  125.247873][ T6081] 4 locks held by syz-executor.0/6081:
[  125.247883][ T6081]  #0: ffff88802b2040d0 (&type->s_umount_key#52/1){+.+.}-{4:4}, at: alloc_super+0x28c/0xac0
[  125.247939][ T6081]  #1: ffffffff8e620578 (qd_lock){+.+.}-{3:3}, at: gfs2_quota_init+0x854/0x1220
[  125.247970][ T6081]  #2: ffffffff8dfc8140 (rcu_read_lock){....}-{1:3}, at: rt_spin_lock+0x1e0/0x400
[  125.247992][ T6081]  #3: ffff888040f9be38 (&lockref->lock#3){+.+.}-{3:3}, at: lockref_get_not_dead+0x28/0xd0
[  125.248018][ T6081] Preemption disabled at:
[  125.248020][ T6081] [<ffffffff841c1a9b>] spin_lock_bucket+0x3b/0x150
[  125.248044][ T6081] CPU: 0 UID: 0 PID: 6081 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  125.248058][ T6081] Tainted: [W]=WARN
[  125.248061][ T6081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  125.248066][ T6081] Call Trace:
[  125.248071][ T6081]  <TASK>
[  125.248075][ T6081]  dump_stack_lvl+0xe8/0x150
[  125.248088][ T6081]  __might_resched+0x329/0x480
[  125.248100][ T6081]  ? spin_lock_bucket+0x3b/0x150
[  125.248116][ T6081]  rt_spin_lock+0xc2/0x400
[  125.248127][ T6081]  ? __pfx_rt_spin_lock+0x10/0x10
[  125.248136][ T6081]  ? preempt_count_add+0x91/0x190
[  125.248148][ T6081]  ? rt_spin_lock+0x2ce/0x400
[  125.248158][ T6081]  lockref_get_not_dead+0x28/0xd0
[  125.248171][ T6081]  gfs2_qd_search_bucket+0x139/0x210
[  125.248189][ T6081]  gfs2_quota_init+0x86c/0x1220
[  125.248211][ T6081]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  125.248249][ T6081]  ? __pfx_gfs2_quota_init+0x10/0x10
[  125.248272][ T6081]  ? __pfx_wake_up_bit+0x10/0x10
[  125.248289][ T6081]  ? rt_spin_unlock+0x160/0x200
[  125.248309][ T6081]  ? inode_go_inval+0x2a0/0x360
[  125.248321][ T6081]  gfs2_make_fs_rw+0x143/0x230
[  125.248335][ T6081]  gfs2_fill_super+0x1bfd/0x2220
[  125.248355][ T6081]  ? __pfx_gfs2_fill_super+0x10/0x10
[  125.248364][ T6081]  ? rt_spin_unlock+0x14f/0x200
[  125.248375][ T6081]  ? init_locking+0xb8/0x210
[  125.248384][ T6081]  ? sb_set_blocksize+0x11b/0x210
[  125.248399][ T6081]  ? setup_bdev_super+0x4c1/0x5b0
[  125.248412][ T6081]  get_tree_bdev_flags+0x431/0x4f0
[  125.248424][ T6081]  ? __pfx_gfs2_fill_super+0x10/0x10
[  125.248435][ T6081]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  125.248445][ T6081]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  125.248457][ T6081]  ? rcu_is_watching+0x15/0xb0
[  125.248472][ T6081]  ? cap_capable+0x123/0x460
[  125.248486][ T6081]  gfs2_get_tree+0x51/0x1e0
[  125.248523][ T6081]  vfs_get_tree+0x92/0x2a0
[  125.248535][ T6081]  do_new_mount+0x341/0xd30
[  125.248549][ T6081]  ? safesetid_security_capable+0xa9/0x1a0
[  125.248565][ T6081]  ? __pfx_do_new_mount+0x10/0x10
[  125.248579][ T6081]  ? ns_capable+0x89/0xe0
[  125.248591][ T6081]  ? user_path_at+0xd4/0x160
[  125.248603][ T6081]  ? user_path_at+0xd4/0x160
[  125.248614][ T6081]  __se_sys_mount+0x31d/0x420
[  125.248631][ T6081]  ? __pfx___se_sys_mount+0x10/0x10
[  125.248649][ T6081]  ? __x64_sys_mount+0x20/0xc0
[  125.248662][ T6081]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  125.248673][ T6081]  do_syscall_64+0x15f/0xf80
[  125.248685][ T6081]  ? trace_irq_disable+0x3b/0x140
[  125.248696][ T6081]  ? clear_bhb_loop+0x40/0x90
[  125.248709][ T6081]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  125.248718][ T6081] RIP: 0033:0x7f0e96f3ea4a
[  125.248729][ T6081] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  125.248736][ T6081] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  125.248747][ T6081] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  125.248753][ T6081] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  125.248760][ T6081] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  125.248766][ T6081] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  125.248771][ T6081] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  125.248792][ T6081]  </TASK>
[  125.248803][ T6081] gfs2: fsid=syz:syz.0: Corruption found in quota_change0file: duplicate identifier in slot 44452
[  125.248821][ T6081] gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed - function = gfs2_qd_dispose, file = fs/gfs2/quota.c, line = 129
[  125.248834][ T6081] CPU: 0 UID: 0 PID: 6081 Comm: syz-executor.0 Tainted: G        W           syzkaller #0 PREEMPT_{RT,(full)} 
[  125.248846][ T6081] Tainted: [W]=WARN
[  125.248849][ T6081] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[  125.248854][ T6081] Call Trace:
[  125.248858][ T6081]  <TASK>
[  125.248862][ T6081]  dump_stack_lvl+0xe8/0x150
[  125.248875][ T6081]  gfs2_assert_warn_i+0x194/0x2c0
[  125.248890][ T6081]  gfs2_qd_dispose+0x466/0x570
[  125.248902][ T6081]  gfs2_quota_init+0xcda/0x1220
[  125.248916][ T6081]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  125.248937][ T6081]  ? __pfx_gfs2_quota_init+0x10/0x10
[  125.248951][ T6081]  ? __pfx_wake_up_bit+0x10/0x10
[  125.248961][ T6081]  ? rt_spin_unlock+0x160/0x200
[  125.248973][ T6081]  ? inode_go_inval+0x2a0/0x360
[  125.248984][ T6081]  gfs2_make_fs_rw+0x143/0x230
[  125.248997][ T6081]  gfs2_fill_super+0x1bfd/0x2220
[  125.249015][ T6081]  ? __pfx_gfs2_fill_super+0x10/0x10
[  125.249025][ T6081]  ? rt_spin_unlock+0x14f/0x200
[  125.249036][ T6081]  ? init_locking+0xb8/0x210
[  125.249048][ T6081]  ? sb_set_blocksize+0x11b/0x210
[  125.249061][ T6081]  ? setup_bdev_super+0x4c1/0x5b0
[  125.249074][ T6081]  get_tree_bdev_flags+0x431/0x4f0
[  125.249085][ T6081]  ? __pfx_gfs2_fill_super+0x10/0x10
[  125.249095][ T6081]  ? __pfx_get_tree_bdev_flags+0x10/0x10
[  125.249105][ T6081]  ? __pfx_vfs_parse_comma_sep+0x10/0x10
[  125.249117][ T6081]  ? rcu_is_watching+0x15/0xb0
[  125.249131][ T6081]  ? cap_capable+0x123/0x460
[  125.249144][ T6081]  gfs2_get_tree+0x51/0x1e0
[  125.249156][ T6081]  vfs_get_tree+0x92/0x2a0
[  125.249169][ T6081]  do_new_mount+0x341/0xd30
[  125.249181][ T6081]  ? safesetid_security_capable+0xa9/0x1a0
[  125.249196][ T6081]  ? __pfx_do_new_mount+0x10/0x10
[  125.249210][ T6081]  ? ns_capable+0x89/0xe0
[  125.249221][ T6081]  ? user_path_at+0xd4/0x160
[  125.249233][ T6081]  ? user_path_at+0xd4/0x160
[  125.249243][ T6081]  __se_sys_mount+0x31d/0x420
[  125.249260][ T6081]  ? __pfx___se_sys_mount+0x10/0x10
[  125.249277][ T6081]  ? __x64_sys_mount+0x20/0xc0
[  125.249290][ T6081]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  125.249300][ T6081]  do_syscall_64+0x15f/0xf80
[  125.249311][ T6081]  ? trace_irq_disable+0x3b/0x140
[  125.249321][ T6081]  ? clear_bhb_loop+0x40/0x90
[  125.249334][ T6081]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  125.249349][ T6081] RIP: 0033:0x7f0e96f3ea4a
[  125.249363][ T6081] Code: 48 c7 c2 d0 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 d0 ff ff ff f7 d8 64 89 01 48
[  125.249375][ T6081] RSP: 002b:00007f0e962cdea8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[  125.249390][ T6081] RAX: ffffffffffffffda RBX: 00007f0e962cdf30 RCX: 00007f0e96f3ea4a
[  125.249402][ T6081] RDX: 0000000020000080 RSI: 0000000020012700 RDI: 00007f0e962cdef0
[  125.249412][ T6081] RBP: 0000000020000080 R08: 00007f0e962cdf30 R09: 0000000000000008
[  125.249423][ T6081] R10: 0000000000000008 R11: 0000000000000246 R12: 0000000020012700
[  125.249433][ T6081] R13: 00007f0e962cdef0 R14: 0000000000012692 R15: 00000000200001c0
[  125.249454][ T6081]  </TASK>
[  125.297508][ T6081] gfs2: fsid=syz:syz.0: found 1 quota changes
[  126.412350][ T6087] loop0: detected capacity change from 0 to 32768
[  126.440820][ T6087] gfs2: fsid=syz:syz: Trying to join cluster "lock_nolock", "syz:syz"
[  126.440840][ T6087] gfs2: fsid=syz:syz: Now mounting FS (format 1802)...
[  126.498245][ T6087] gfs2: fsid=syz:syz.0: journal 0 mapped with 16 extents in 0ms
[  126.525482][   T31] gfs2: fsid=syz:syz.0: jid=0, already locked for use
[  126.525501][   T31] gfs2: fsid=syz:syz.0: jid=0: Looking at journal...