REISERFS warning (device loop0): jdm-20006 create_privroot: xattrs/ACLs enabled and couldn't find/create .reiserfs_priv. Failing mount. loop0: detected capacity change from 0 to 64 ------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(lock->magic != lock) WARNING: CPU: 1 PID: 6874 at kernel/locking/mutex.c:587 __mutex_lock_common+0x1660/0x21a0 kernel/locking/mutex.c:587 Modules linked in: CPU: 1 UID: 0 PID: 6874 Comm: syz.0.128 Not tainted 6.12.0-rc6-syzkaller-00077-g2e1b3cc9d7f7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __mutex_lock_common+0x1660/0x21a0 kernel/locking/mutex.c:587 lr : __mutex_lock_common+0x1660/0x21a0 kernel/locking/mutex.c:587 sp : ffff80009d177320 x29: ffff80009d1774b0 x28: dfff800000000000 x27: 1ffff000129604c8 x26: ffff800094b02000 x25: ffff700013a2ee80 x24: 0000000000000000 x23: 0000000000000000 x22: ffff800080f5b768 x21: 0000000000000000 x20: 0000000000000000 x19: ffff0000d94e2028 x18: 0000000000000008 x17: 0000000000000000 x16: ffff80008a372f84 x15: 0000000000000001 x14: 1fffe000367e72e2 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000002 x10: 0000000000ff0100 x9 : 4f2190007a29b300 x8 : 4f2190007a29b300 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009d176a58 x4 : ffff80008dbcaf40 x3 : ffff800080612d44 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: __mutex_lock_common+0x1660/0x21a0 kernel/locking/mutex.c:587 __mutex_lock kernel/locking/mutex.c:752 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:804 reiserfs_write_lock+0x7c/0xe8 fs/reiserfs/lock.c:27 reiserfs_lookup+0x128/0x45c fs/reiserfs/namei.c:364 lookup_open fs/namei.c:3573 [inline] open_last_lookups fs/namei.c:3694 [inline] path_openat+0xf7c/0x2b14 fs/namei.c:3930 do_filp_open+0x1bc/0x3cc fs/namei.c:3960 do_sys_openat2+0x124/0x1b8 fs/open.c:1415 do_sys_open fs/open.c:1430 [inline] __do_sys_openat fs/open.c:1446 [inline] __se_sys_openat fs/open.c:1441 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1441 __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:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 irq event stamp: 18231 hardirqs last enabled at (18231): [] kasan_quarantine_put+0x1a0/0x1c8 mm/kasan/quarantine.c:234 hardirqs last disabled at (18230): [] kasan_quarantine_put+0x38/0x1c8 mm/kasan/quarantine.c:207 softirqs last enabled at (18202): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (18200): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ UBSAN: array-index-out-of-bounds in kernel/locking/qspinlock.c:131:9 index 14944 is out of range for type 'unsigned long[8]' CPU: 1 UID: 0 PID: 6874 Comm: syz.0.128 Tainted: G W 6.12.0-rc6-syzkaller-00077-g2e1b3cc9d7f7 #0 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Call trace: dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:319 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:326 __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120 dump_stack+0x1c/0x28 lib/dump_stack.c:129 ubsan_epilogue lib/ubsan.c:231 [inline] __ubsan_handle_out_of_bounds+0xf8/0x148 lib/ubsan.c:429 decode_tail kernel/locking/qspinlock.c:131 [inline] queued_spin_lock_slowpath+0x974/0xd00 kernel/locking/qspinlock.c:468 queued_spin_lock include/asm-generic/qspinlock.h:114 [inline] do_raw_spin_lock+0x2ec/0x334 kernel/locking/spinlock_debug.c:116 __raw_spin_lock include/linux/spinlock_api_smp.h:134 [inline] _raw_spin_lock+0x50/0x60 kernel/locking/spinlock.c:154 __mutex_lock_common+0x394/0x21a0 kernel/locking/mutex.c:622 __mutex_lock kernel/locking/mutex.c:752 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:804 reiserfs_write_lock+0x7c/0xe8 fs/reiserfs/lock.c:27 reiserfs_lookup+0x128/0x45c fs/reiserfs/namei.c:364 lookup_open fs/namei.c:3573 [inline] open_last_lookups fs/namei.c:3694 [inline] path_openat+0xf7c/0x2b14 fs/namei.c:3930 do_filp_open+0x1bc/0x3cc fs/namei.c:3960 do_sys_openat2+0x124/0x1b8 fs/open.c:1415 do_sys_open fs/open.c:1430 [inline] __do_sys_openat fs/open.c:1446 [inline] __se_sys_openat fs/open.c:1441 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1441 __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:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 ---[ end trace ]--- Unable to handle kernel paging request at virtual address 0059e2a22975feae 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 [0059e2a22975feae] address between user and kernel address ranges Internal error: Oops: 0000000096000004 [#1] PREEMPT SMP Modules linked in: CPU: 1 UID: 0 PID: 6874 Comm: syz.0.128 Tainted: G W 6.12.0-rc6-syzkaller-00077-g2e1b3cc9d7f7 #0 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : queued_spin_lock_slowpath+0x3b4/0xd00 kernel/locking/qspinlock.c:471 lr : decode_tail kernel/locking/qspinlock.c:131 [inline] lr : queued_spin_lock_slowpath+0x974/0xd00 kernel/locking/qspinlock.c:468 sp : ffff80009d177120 x29: ffff80009d1771c0 x28: 000000000000e985 x27: 1ffff00013a2ee30 x26: dfff800000000000 x25: 1fffe0001b29c406 x24: 0000000000080000 x23: ffff0001b3f4f2c8 x22: aad315114baff573 x21: ffff0001b3f4f2c0 x20: 1fffe000367e9e58 x19: ffff0000d94e2030 x18: 0000000000000008 x17: 0000000000000000 x16: ffff80008a2be8b0 x15: ffff70001209bbf0 x14: 1ffff0001209bbf0 x13: 0000000000000004 x12: ffffffffffffffff x11: ffff70001209bbf0 x10: ffff80008da3c2c0 x9 : 0000000000000001 x8 : 155a62a22975feae x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009d176818 x4 : ffff80008dbcaf40 x3 : ffff8000801e03d4 x2 : 0000000000000001 x1 : 0000000000000002 x0 : 00000000ffffffff Call trace: queued_spin_lock_slowpath+0x3b4/0xd00 kernel/locking/qspinlock.c:471 queued_spin_lock include/asm-generic/qspinlock.h:114 [inline] do_raw_spin_lock+0x2ec/0x334 kernel/locking/spinlock_debug.c:116 __raw_spin_lock include/linux/spinlock_api_smp.h:134 [inline] _raw_spin_lock+0x50/0x60 kernel/locking/spinlock.c:154 __mutex_lock_common+0x394/0x21a0 kernel/locking/mutex.c:622 __mutex_lock kernel/locking/mutex.c:752 [inline] mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:804 reiserfs_write_lock+0x7c/0xe8 fs/reiserfs/lock.c:27 reiserfs_lookup+0x128/0x45c fs/reiserfs/namei.c:364 lookup_open fs/namei.c:3573 [inline] open_last_lookups fs/namei.c:3694 [inline] path_openat+0xf7c/0x2b14 fs/namei.c:3930 do_filp_open+0x1bc/0x3cc fs/namei.c:3960 do_sys_openat2+0x124/0x1b8 fs/open.c:1415 do_sys_open fs/open.c:1430 [inline] __do_sys_openat fs/open.c:1446 [inline] __se_sys_openat fs/open.c:1441 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1441 __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:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 Code: f94002c8 8b190116 f9400bf9 d343fec8 (387a6908) ---[ end trace 0000000000000000 ]--- ---------------- Code disassembly (best guess): 0: f94002c8 ldr x8, [x22] 4: 8b190116 add x22, x8, x25 8: f9400bf9 ldr x25, [sp, #16] c: d343fec8 lsr x8, x22, #3 * 10: 387a6908 ldrb w8, [x8, x26] <-- trapping instruction