github.com/google/syzkaller@v0.0.0-20240517125934-c0f1611a36d6/pkg/report/testdata/linux/guilty/55 (about)

     1  FILE: fs/ntfs/super.c
     2  
     3  loop4: detected capacity change from 0 to 264192
     4  ==================================
     5  WARNING: Nested lock was not taken
     6  6.0.0-rc6-syzkaller-17742-gc194837ebb57 #0 Not tainted
     7  ----------------------------------
     8  syz-executor253/3315 is trying to lock:
     9  ffff0000c495a9d8 (&s->s_inode_list_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline]
    10  ffff0000c495a9d8 (&s->s_inode_list_lock){+.+.}-{2:2}, at: inode_sb_list_del fs/inode.c:503 [inline]
    11  ffff0000c495a9d8 (&s->s_inode_list_lock){+.+.}-{2:2}, at: evict+0x90/0x334 fs/inode.c:654
    12  
    13  but this task is not holding:
    14  Unable to handle kernel paging request at virtual address 0000000100000017
    15  Mem abort info:
    16    ESR = 0x0000000096000005
    17    EC = 0x25: DABT (current EL), IL = 32 bits
    18    SET = 0, FnV = 0
    19    EA = 0, S1PTW = 0
    20    FSC = 0x05: level 1 translation fault
    21  Data abort info:
    22    ISV = 0, ISS = 0x00000005
    23    CM = 0, WnR = 0
    24  user pgtable: 4k pages, 48-bit VAs, pgdp=000000010a8da000
    25  [0000000100000017] pgd=0800000107ed2003, p4d=0800000107ed2003, pud=0000000000000000
    26  Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP
    27  Modules linked in:
    28  CPU: 0 PID: 3315 Comm: syz-executor253 Not tainted 6.0.0-rc6-syzkaller-17742-gc194837ebb57 #0
    29  Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022
    30  pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
    31  pc : print_lock_nested_lock_not_held kernel/locking/lockdep.c:4885 [inline]
    32  pc : __lock_acquire+0x7cc/0x30a4 kernel/locking/lockdep.c:5044
    33  lr : print_lock_nested_lock_not_held kernel/locking/lockdep.c:4884 [inline]
    34  lr : __lock_acquire+0x7c0/0x30a4 kernel/locking/lockdep.c:5044
    35  sp : ffff80001289b8b0
    36  x29: ffff80001289b990 x28: 0000000000000001 x27: ffff80000d30c000
    37  x26: ffff0000c68d24b8 x25: ffff0000c68d24d8 x24: 0000000000000002
    38  x23: ffff0000c68d24d0 x22: ffff80000d32a753 x21: ffff80000d32a712
    39  x20: 0000000000040067 x19: ffff0000c68d1a80 x18: 0000000000000156
    40  x17: 2b7463697665203a x16: 0000000000000002 x15: 0000000000000000
    41  x14: 0000000000000000 x13: 205d353133335420 x12: 5b5d303434313530
    42  x11: ff808000081c1630 x10: 0000000000000000 x9 : 30785d1575e13b00
    43  x8 : 00000000ffffffff x7 : 205b5d3034343135 x6 : ffff800008195d30
    44  x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000
    45  x2 : 0000000000000000 x1 : 0000000100000001 x0 : ffff80000cb555a1
    46  Call trace:
    47   print_lock_nested_lock_not_held kernel/locking/lockdep.c:4885 [inline]
    48   __lock_acquire+0x7cc/0x30a4 kernel/locking/lockdep.c:5044
    49   lock_acquire+0x100/0x1f8 kernel/locking/lockdep.c:5666
    50   __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
    51   _raw_spin_lock+0x54/0x6c kernel/locking/spinlock.c:154
    52   spin_lock include/linux/spinlock.h:349 [inline]
    53   inode_sb_list_del fs/inode.c:503 [inline]
    54   evict+0x90/0x334 fs/inode.c:654
    55   iput_final fs/inode.c:1748 [inline]
    56   iput+0x2c4/0x324 fs/inode.c:1774
    57   ntfs_fill_super+0x1254/0x14a4 fs/ntfs/super.c:188
    58   get_tree_bdev+0x1e8/0x2a0 fs/super.c:1323
    59   ntfs_fs_get_tree+0x28/0x38 fs/ntfs3/super.c:1358
    60   vfs_get_tree+0x40/0x140 fs/super.c:1530
    61   do_new_mount+0x1dc/0x4e4 fs/namespace.c:3040
    62   path_mount+0x358/0x914 fs/namespace.c:3370
    63   do_mount fs/namespace.c:3383 [inline]
    64   __do_sys_mount fs/namespace.c:3591 [inline]
    65   __se_sys_mount fs/namespace.c:3568 [inline]
    66   __arm64_sys_mount+0x2c4/0x3c4 fs/namespace.c:3568
    67   __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
    68   invoke_syscall arch/arm64/kernel/syscall.c:52 [inline]
    69   el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142
    70   do_el0_svc+0x48/0x164 arch/arm64/kernel/syscall.c:206
    71   el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:636
    72   el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:654
    73   el0t_64_sync+0x18c/0x190
    74  Code: 94f84769 f94002e8 d0024dc0 91168400 (f9400d01) 
    75  ---[ end trace 0000000000000000 ]---
    76  ----------------
    77  Code disassembly (best guess):
    78     0:	94f84769 	bl	0x3e11da4
    79     4:	f94002e8 	ldr	x8, [x23]
    80     8:	d0024dc0 	adrp	x0, 0x49ba000
    81     c:	91168400 	add	x0, x0, #0x5a1
    82  * 10:	f9400d01 	ldr	x1, [x8, #24] <-- trapping instruction