bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): filesystem UUID already open
bcachefs (da441363-bb6a-4ab9-999b-c1f40db4fee2): shutdown complete
Unable to handle kernel paging request at virtual address dfff9fffe0001862
KASAN: probably user-memory-access in range [0x0000ffff0000c310-0x0000ffff0000c317]
Mem abort info:
ESR = 0x0000000096000004
EC = 0x25: DABT (current EL), IL = 32 bits
SET = 0, FnV = 0
EA = 0, S1PTW = 0
FSC = 0x04: level 0 translation fault
Data abort info:
ISV = 0, ISS = 0x00000004, ISS2 = 0x00000000
CM = 0, WnR = 0, TnD = 0, TagAccess = 0
GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[dfff9fffe0001862] address between user and kernel address ranges
Internal error: Oops: 0000000096000004 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 UID: 0 PID: 6554 Comm: syz.3.9 Not tainted 6.13.0-rc7-syzkaller-g1950a0af2d55 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __lock_acquire+0xfc/0x7904 kernel/locking/lockdep.c:5089
lr : lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5849
sp : ffff8000a07e6a80
x29: ffff8000a07e6d40 x28: ffff80008036956c x27: 0000000000000000
x26: ffff0001b3807500 x25: 0000000000000000 x24: 0000000000000001
x23: 0000000000000000 x22: 1ffff00011f340ca x21: 0000ffff0000c317
x20: 0000000000000001 x19: 0000000000000000 x18: 1fffe00036700e7e
x17: ffff80008f99d000 x16: ffff80008327a354 x15: 0000000000000001
x14: 1ffff00011f340ca x13: dfff800000000000 x12: ffff7000140fcd78
x11: ffff800080467d70 x10: ffff80008f9a0650 x9 : 00000000000000f3
x8 : 00001fffe0001862 x7 : ffff80008036956c x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000000 x1 : 0000000000000000 x0 : 0000ffff0000c317
Call trace:
__lock_acquire+0xfc/0x7904 kernel/locking/lockdep.c:5089 (P)
lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5849
__raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline]
_raw_spin_lock_irq+0x58/0x70 kernel/locking/spinlock.c:170
put_pwq_unlocked kernel/workqueue.c:1662 [inline]
destroy_workqueue+0x8d8/0xdc0 kernel/workqueue.c:5909
__bch2_fs_free fs/bcachefs/super.c:600 [inline]
bch2_fs_release+0x66c/0x728 fs/bcachefs/super.c:611
kobject_cleanup lib/kobject.c:689 [inline]
kobject_release lib/kobject.c:720 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x2a8/0x41c lib/kobject.c:737
bch2_fs_free+0x2c4/0x334 fs/bcachefs/super.c:673
bch2_fs_alloc fs/bcachefs/super.c:960 [inline]
bch2_fs_open+0x14e0/0x27c4 fs/bcachefs/super.c:2065
bch2_fs_get_tree+0x53c/0x1030 fs/bcachefs/fs.c:2157
vfs_get_tree+0x90/0x28c fs/super.c:1814
do_new_mount+0x278/0x900 fs/namespace.c:3511
path_mount+0x590/0xe04 fs/namespace.c:3838
do_mount fs/namespace.c:3851 [inline]
__do_sys_mount fs/namespace.c:4061 [inline]
__se_sys_mount fs/namespace.c:4038 [inline]
__arm64_sys_mount+0x4d4/0x5ac fs/namespace.c:4038
__invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
Code: b007a9c8 b9465108 340090a8 d343fea8 (386d6908)
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
0: b007a9c8 adrp x8, 0xf539000
4: b9465108 ldr w8, [x8, #1616]
8: 340090a8 cbz w8, 0x121c
c: d343fea8 lsr x8, x21, #3
* 10: 386d6908 ldrb w8, [x8, x13] <-- trapping instruction