syzbot

 sign-in | mailing list | source | docs
🐞 Open [1437]
≡ Subsystems
🐞 Fixed [6748]
🐞 Invalid [17366]
⬇ Missing Backports [221]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
💬 Send us feedback

WARNING in btrfs_release_global_block_rsv (2)

Status: upstream: reported C repro on 2024/11/20 02:12
Subsystems: btrfs
[Documentation on labels]
Reported-by: syzbot+48ed002119c0f19daf63@syzkaller.appspotmail.com
First crash: 369d, last: 11d
Cause bisection: failed (error log, bisect log)
  
Fix bisection: fixed by (bisect log) :
commit cba7c35fec267188a9708deae857e9116c57497b
Author: Leo Martins <loemra.dev@gmail.com>
Date: Tue Aug 12 23:28:27 2025 +0000

  btrfs: move ref-verify under CONFIG_BTRFS_DEBUG

  
▶ ▼ Discussions (3)
Title Replies (including bot) Last reply
[syzbot] Monthly btrfs report (Oct 2025) 0 (1) 2025/10/27 12:50
[syzbot] [btrfs?] WARNING in btrfs_release_global_block_rsv (2) 0 (2) 2025/10/15 16:18
[syzbot] Monthly btrfs report (May 2025) 0 (1) 2025/05/24 10:05
▶ ▼ Similar bugs (3)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-5.15 WARNING in btrfs_release_global_block_rsv -1 1 956d 956d 0/3 auto-obsoleted due to no activity on 2023/08/07 13:28
linux-6.1 WARNING in btrfs_release_global_block_rsv origin:upstream -1 C error 4 260d 260d 0/3 upstream: reported C repro on 2025/03/05 00:58
upstream WARNING in btrfs_release_global_block_rsv btrfs -1 C done done 7 673d 783d 0/29 auto-obsoleted due to no activity on 2024/04/25 16:32
▶ ▼ Last patch testing requests (8)
Created Duration User Patch Repo Result
2025/09/30 22:49 22m retest repro upstream report log
2025/08/31 14:14 21m retest repro upstream OK log
2025/07/22 06:00 20m retest repro upstream report log
2025/06/08 06:36 17m retest repro upstream report log
2025/05/12 19:54 17m retest repro upstream report log
2025/03/30 03:29 14m retest repro upstream report log
2025/01/10 21:39 1h03m retest repro upstream report log
2025/01/10 21:39 13m retest repro upstream report log
▶ ▼ Fix bisection attempts (2)
Created Duration User Patch Repo Result
2025/10/15 09:33 6h43m bisect fix upstream OK (1) job log
2025/02/21 13:06 2h04m bisect fix upstream OK (0) job log log

Sample crash report:
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe00018fa7e2c x27: dfff800000000000
x26: ffff0000c7d3f058 x25: 0000000000000001 x24: ffff0000c7d3f1a8
x23: ffff0000c7d3f000 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 00000000ffffffff
x17: ffff800093303000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe00018fa7404 x13: 0000000000000000 x12: 0000000000000000
x11: ffff600018fa7405 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : ffff8000934cf198 x4 : 0000000000000008 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 164252
hardirqs last  enabled at (164251): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (164252): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (162262): [<ffff8000801f95fc>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (162260): [<ffff8000801f95c8>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe0001994192c x27: dfff800000000000
x26: ffff0000cca0c858 x25: 0000000000000001 x24: ffff0000cca0c9a8
x23: ffff0000cca0c800 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337db690
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe00019941c04 x13: 0000000000000000 x12: 0000000000000000
x11: ffff600019941c05 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 375864
hardirqs last  enabled at (375863): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (375864): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (374032): [<ffff8000801f95fc>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (374030): [<ffff8000801f95c8>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe00018e2882c x27: dfff800000000000
x26: ffff0000c7144058 x25: 0000000000000001 x24: ffff0000c71441a8
x23: ffff0000c7144000 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe00018e28704 x13: 0000000000000000 x12: 0000000000000000
x11: ffff600018e28705 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 404564
hardirqs last  enabled at (404563): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (404564): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (402938): [<ffff8000803d8488>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (402938): [<ffff8000803d8488>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650
softirqs last disabled at (401437): [<ffff800080022024>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe0001a7d202c x27: dfff800000000000
x26: ffff0000d3e90058 x25: 0000000000000001 x24: ffff0000d3e901a8
x23: ffff0000d3e90000 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 00000000ffffffff
x17: ffff800093303000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe0001a7d2104 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001a7d2105 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 432284
hardirqs last  enabled at (432283): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (432284): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (429974): [<ffff8000801f95fc>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (429972): [<ffff8000801f95c8>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe0001aa09b2c x27: dfff800000000000
x26: ffff0000d504d858 x25: 0000000000000001 x24: ffff0000d504d9a8
x23: ffff0000d504d800 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe0001aa09a04 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001aa09a05 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 484232
hardirqs last  enabled at (484231): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (484232): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (483014): [<ffff8000803d8488>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (483014): [<ffff8000803d8488>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650
softirqs last disabled at (483007): [<ffff800080022024>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe00019fc5c2c x27: dfff800000000000
x26: ffff0000cfe2e058 x25: 0000000000000001 x24: ffff0000cfe2e1a8
x23: ffff0000cfe2e000 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe00019fc5d04 x13: 0000000000000000 x12: 0000000000000000
x11: ffff600019fc5d05 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 643628
hardirqs last  enabled at (643627): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (643628): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (641516): [<ffff8000801f95fc>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (641514): [<ffff8000801f95c8>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe0001a3a492c x27: dfff800000000000
x26: ffff0000d1d24858 x25: 0000000000000001 x24: ffff0000d1d249a8
x23: ffff0000d1d24800 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337db690
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe0001a3a4d04 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001a3a4d05 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 697498
hardirqs last  enabled at (697497): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (697498): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (696780): [<ffff8000803d8488>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (696780): [<ffff8000803d8488>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650
softirqs last disabled at (696769): [<ffff800080022024>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe0001a385e2c x27: dfff800000000000
x26: ffff0000d1c2f058 x25: 0000000000000001 x24: ffff0000d1c2f1a8
x23: ffff0000d1c2f000 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 00000000ffffffff
x17: ffff800093303000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe0001a385c04 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001a385c05 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 750496
hardirqs last  enabled at (750495): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (750496): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (749976): [<ffff8000803d8488>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (749976): [<ffff8000803d8488>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650
softirqs last disabled at (749937): [<ffff800080022024>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe00018e3d52c x27: dfff800000000000
x26: ffff0000c71ea858 x25: 0000000000000001 x24: ffff0000c71ea9a8
x23: ffff0000c71ea800 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe00018e3d804 x13: 0000000000000000 x12: 0000000000000000
x11: ffff600018e3d805 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 780528
hardirqs last  enabled at (780527): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (780528): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (778232): [<ffff8000801f95fc>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (778230): [<ffff8000801f95c8>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
BTRFS info (device loop0 state EA): last unmount of filesystem c9fe44da-de57-406a-8241-57ec7d4412cf
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe0001aa0482c x27: dfff800000000000
x26: ffff0000d5024058 x25: 0000000000000001 x24: ffff0000d50241a8
x23: ffff0000d5024000 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337db690
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe0001aa04704 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001aa04705 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 858066
hardirqs last  enabled at (858065): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (858066): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (856730): [<ffff8000803d8488>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (856730): [<ffff8000803d8488>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650
softirqs last disabled at (856623): [<ffff800080022024>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe0001b2cb32c x27: dfff800000000000
x26: ffff0000d9659858 x25: 0000000000000001 x24: ffff0000d96599a8
x23: ffff0000d9659800 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe0001b2cb204 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001b2cb205 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 910460
hardirqs last  enabled at (910459): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (910460): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (909072): [<ffff8000803d8488>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (909072): [<ffff8000803d8488>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650
softirqs last disabled at (909053): [<ffff800080022024>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe000198e5a2c x27: dfff800000000000
x26: ffff0000cc72d058 x25: 0000000000000001 x24: ffff0000cc72d1a8
x23: ffff0000cc72d000 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337db690
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe0001a69c104 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001a69c105 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 936374
hardirqs last  enabled at (936373): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (936374): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (935738): [<ffff8000803d8488>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (935738): [<ffff8000803d8488>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650
softirqs last disabled at (935727): [<ffff800080022024>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe0001b63922c x27: dfff800000000000
x26: ffff0000db1c9058 x25: 0000000000000001 x24: ffff0000db1c91a8
x23: ffff0000db1c9000 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe0001b639e04 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001b639e05 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 962664
hardirqs last  enabled at (962663): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (962664): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (960916): [<ffff8000801f95fc>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (960914): [<ffff8000801f95c8>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe0001967862c x27: dfff800000000000
x26: ffff0000cb3c3058 x25: 0000000000000001 x24: ffff0000cb3c31a8
x23: ffff0000cb3c3000 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe00019678f04 x13: 0000000000000000 x12: 0000000000000000
x11: ffff600019678f05 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 989218
hardirqs last  enabled at (989217): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (989218): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (989012): [<ffff8000803d8488>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (989012): [<ffff8000803d8488>] handle_softirqs+0xaf8/0xc88 kernel/softirq.c:650
softirqs last disabled at (989001): [<ffff800080022024>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 1 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 1 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe0001e3b6f2c x27: dfff800000000000
x26: ffff0000f1db7858 x25: 0000000000000001 x24: ffff0000f1db79a8
x23: ffff0000f1db7800 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337dfe90
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe0001e3b6004 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001e3b6005 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 1015312
hardirqs last  enabled at (1015311): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (1015312): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (1013702): [<ffff8000801f95fc>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (1013700): [<ffff8000801f95c8>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6665 at fs/btrfs/block-rsv.c:466 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
Modules linked in:
CPU: 0 UID: 0 PID: 6665 Comm: syz-executor Tainted: G        W           syzkaller #0 PREEMPT 
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
lr : btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466
sp : ffff8000a27a7940
x29: ffff8000a27a7940 x28: 1fffe0001a292c2c x27: dfff800000000000
x26: ffff0000d1496058 x25: 0000000000000001 x24: ffff0000d14961a8
x23: ffff0000d1496000 x22: 0000000000000000 x21: dfff800000000000
x20: 0000000000000000 x19: 0000000000030000 x18: 1fffe000337db690
x17: ffff80008f57e000 x16: ffff80008053739c x15: 0000000000000001
x14: 1fffe0001a292f04 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001a292f05 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000cb6c3d80 x7 : ffff800082596180 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff8000805374a4
x2 : 0000000000000001 x1 : 0000000000030000 x0 : 0000000000000000
Call trace:
 btrfs_release_global_block_rsv+0x224/0x22c fs/btrfs/block-rsv.c:466 (P)
 btrfs_free_block_groups+0xa4c/0xd10 fs/btrfs/block-group.c:4574
 close_ctree+0x650/0x113c fs/btrfs/disk-io.c:4426
 btrfs_put_super+0x1ac/0x1c0 fs/btrfs/super.c:74
 generic_shutdown_super+0x12c/0x2b8 fs/super.c:642
 kill_anon_super+0x4c/0x7c fs/super.c:1281
 btrfs_kill_super+0x40/0x58 fs/btrfs/super.c:2134
 deactivate_locked_super+0xc4/0x12c fs/super.c:473
 deactivate_super+0xe0/0x100 fs/super.c:506
 cleanup_mnt+0x31c/0x3ac fs/namespace.c:1327
 __cleanup_mnt+0x20/0x30 fs/namespace.c:1334
 task_work_run+0x1dc/0x260 kernel/task_work.c:227
 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
 exit_to_user_mode_loop+0xfc/0x178 kernel/entry/common.c:43
 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline]
 arm64_exit_to_user_mode arch/arm64/kernel/entry-common.c:103 [inline]
 el0_svc+0x170/0x254 arch/arm64/kernel/entry-common.c:747
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:765
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
irq event stamp: 1119524
hardirqs last  enabled at (1119523): [<ffff800080c84b38>] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234
hardirqs last disabled at (1119524): [<ffff80008adecb80>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:434
softirqs last  enabled at (1117742): [<ffff8000801f95fc>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (1117740): [<ffff8000801f95c8>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---

Crashes (259):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/11/05 04:55 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b a6c9c731 .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro #1 (clean fs)] [mounted in repro #2 (corrupt fs)] ci-upstream-gce-arm64 WARNING in btrfs_release_global_block_rsv
2025/07/01 06:48 upstream 66701750d556 6e83b42d .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/06/13 04:56 upstream 27605c8c0f69 98683f8f .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/03/15 15:01 upstream a29967be967e e2826670 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/03/15 08:43 upstream a29967be967e e2826670 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/03/15 02:32 upstream 695caca9345a e2826670 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/03/12 23:53 upstream 0fed89a961ea 1a5d9317 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/03/11 03:08 upstream 4d872d51bc9d 16256247 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/03/06 20:07 upstream 848e07631744 831e3629 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 19:49 upstream 2a1944bff549 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 19:43 upstream 2a1944bff549 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 19:37 upstream 2a1944bff549 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 19:29 upstream 2a1944bff549 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 19:16 upstream 2a1944bff549 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 19:16 upstream 2a1944bff549 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 16:34 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 14:52 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 13:29 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 11:52 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 09:35 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 06:33 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 03:45 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 01:55 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 21:08 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 19:24 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 17:17 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 15:27 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 14:27 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 11:13 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 07:54 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 06:36 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 06:35 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 04:43 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 02:58 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 02:45 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 02:45 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 02:45 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 02:44 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 02:44 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 02:43 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 02:43 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 02:43 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/24 02:43 upstream d082ecbc71e9 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2024/11/16 07:44 upstream f868cd251776 cfe3a04a .config strace log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro #1] [mounted in repro #2] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2024/11/16 05:50 upstream f868cd251776 cfe3a04a .config console log report syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro #1] [mounted in repro #2] ci2-upstream-fs WARNING in btrfs_release_global_block_rsv
2025/02/25 08:36 linux-next e5d3fd687aac d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-linux-next-kasan-gce-root WARNING in btrfs_release_global_block_rsv
2025/11/09 05:04 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci e424ed997df8 4e1406b4 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in btrfs_release_global_block_rsv
2025/11/05 01:42 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci dcb6fa37fd7b a6c9c731 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in btrfs_release_global_block_rsv
2025/10/27 14:54 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci b98c94eed4a9 c0460fcd .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in btrfs_release_global_block_rsv
2025/10/18 13:06 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci bf45a62baffc 1c8c8cd8 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in btrfs_release_global_block_rsv
2025/09/09 14:09 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c199ef1fa61a d291dd2d .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in btrfs_release_global_block_rsv
2025/08/11 08:41 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci 82af5ea7c611 32a0e5ed .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in btrfs_release_global_block_rsv
2025/04/28 01:14 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci c72692105976 c6b4fb39 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in btrfs_release_global_block_rsv
2025/02/25 02:10 git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci a1c24ab82279 d34966d1 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-gce-arm64 WARNING in btrfs_release_global_block_rsv
* Struck through repros no longer work on HEAD.