BUG: MAX_LOCK_DEPTH too low!
turning off the locking correctness validator.
depth: 48 max: 48!
48 locks held by syz-executor.2/18836:
#0: ffff88807570e420 (sb_writers#18){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:409
#1: ffff88805c3488a8 (&sb->s_type->i_mutex_key#24){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:795 [inline]
#1: ffff88805c3488a8 (&sb->s_type->i_mutex_key#24){+.+.}-{3:3}, at: do_truncate+0x20c/0x310 fs/open.c:63
#2: ffff888038800ab8 (&c->snapshot_create_lock){.+.+}-{3:3}, at: bch2_truncate+0x16c/0x2c0 fs/bcachefs/io_misc.c:290
#3: ffff8880388042d0 (&c->btree_trans_barrier){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:116 [inline]
#3: ffff8880388042d0 (&c->btree_trans_barrier){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:215 [inline]
#3: ffff8880388042d0 (&c->btree_trans_barrier){.+.+}-{0:0}, at: bch2_trans_srcu_lock+0xb1/0x220 fs/bcachefs/btree_iter.c:3026
#4: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#4: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#5: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#5: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#6: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#6: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#7: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#7: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#8: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#8: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#9: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#9: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#10: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#10: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#11: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#11: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#12: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#12: ffff88806ae45870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#13: ffff88805e92ede0 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#13: ffff88805e92ede0 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#14: ffff88805eac55f0 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#14: ffff88805eac55f0 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#15: ffff88805eac5340 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#15: ffff88805eac5340 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#16: ffff88805eac5090 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#16: ffff88805eac5090 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#17: ffff88805eac41c8 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#17: ffff88805eac41c8 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#18: ffff88805eac5498 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#18: ffff88805eac5498 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#19: ffff88805eac4320 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#19: ffff88805eac4320 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#20: ffff88805eac4f38 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#20: ffff88805eac4f38 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#21: ffff88807a558870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline]
#21: ffff88807a558870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:266 [inline]
#21: ffff88807a558870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:762 [inline]
#21: ffff88807a558870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1182
#22: ffff88807a55d070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#22: ffff88807a55d070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#23: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline]
#23: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:266 [inline]
#23: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:762 [inline]
#23: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1182
#24: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline]
#24: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:266 [inline]
#24: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:762 [inline]
#24: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1182
#25: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline]
#25: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:266 [inline]
#25: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:762 [inline]
#25: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1182
#26: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline]
#26: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:266 [inline]
#26: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:762 [inline]
#26: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1182
#27: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline]
#27: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:266 [inline]
#27: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:762 [inline]
#27: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1182
#28: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline]
#28: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:266 [inline]
#28: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:762 [inline]
#28: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1182
#29: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline]
#29: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:266 [inline]
#29: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:762 [inline]
#29: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1182
#30: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#30: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#31: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#31: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#32: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#32: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#33: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#33: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#34: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#34: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#35: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#35: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#36: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline]
#36: ffff8880297d5070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:508
#37: ffff88807e41a870 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#37: ffff88807e41a870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:506
#38: ffff8880388268d8 (&c->gc_lock){.+.+}-{3:3}, at: bch2_btree_update_start+0x682/0x14e0 fs/bcachefs/btree_update_interior.c:1195
#39: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_copy fs/bcachefs/btree_iter.c:1233 [inline]
#39: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_clone fs/bcachefs/btree_iter.c:1241 [inline]
#39: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_path_make_mut+0x1ec/0x570 fs/bcachefs/btree_iter.c:1254
#40: ffff88803881dc78 (&wp->lock){+.+.}-{3:3}, at: bch2_trans_mutex_lock_norelock fs/bcachefs/alloc_foreground.c:41 [inline]
#40: ffff88803881dc78 (&wp->lock){+.+.}-{3:3}, at: writepoint_find fs/bcachefs/alloc_foreground.c:1302 [inline]
#40: ffff88803881dc78 (&wp->lock){+.+.}-{3:3}, at: bch2_alloc_sectors_start_trans+0x2d5/0x1f60 fs/bcachefs/alloc_foreground.c:1410
#41: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_copy fs/bcachefs/btree_iter.c:1233 [inline]
#41: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_clone fs/bcachefs/btree_iter.c:1241 [inline]
#41: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_path_make_mut+0x1ec/0x570 fs/bcachefs/btree_iter.c:1254
#42: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_copy fs/bcachefs/btree_iter.c:1233 [inline]
#42: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: btree_path_clone fs/bcachefs/btree_iter.c:1241 [inline]
#42: ffff88807a5de870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_path_make_mut+0x1ec/0x570 fs/bcachefs/btree_iter.c:1254
#43: ffff88805e92f9f8 (&dev->mutex){....}-{3:3}, at: six_trylock_intent fs/bcachefs/six.h:366 [inline]
#43: ffff88805e92f9f8 (&dev->mutex){....}-{3:3}, at: bkey_cached_alloc fs/bcachefs/btree_key_cache.c:289 [inline]
#43: ffff88805e92f9f8 (&dev->mutex){....}-{3:3}, at: btree_key_cache_create fs/bcachefs/btree_key_cache.c:329 [inline]
#43: ffff88805e92f9f8 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_cached_slowpath+0x1559/0x48c0 fs/bcachefs/btree_key_cache.c:484
#44: ffff888038804b90 (&c->freelist_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:351 [inline]
#44: ffff888038804b90 (&c->freelist_lock){+.+.}-{2:2}, at: __try_alloc_bucket+0x570/0x1260 fs/bcachefs/alloc_foreground.c:235
#45: ffff888051a8a818 (&p->pi_lock){-.-.}-{2:2}, at: class_raw_spinlock_irqsave_constructor include/linux/spinlock.h:553 [inline]
#45: ffff888051a8a818 (&p->pi_lock){-.-.}-{2:2}, at: try_to_wake_up+0xb0/0x1470 kernel/sched/core.c:4055
#46: ffff8880b943e7d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:560
#47: ffffe8ffffc8a0c8 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: update_rq_clock_task kernel/sched/core.c:727 [inline]
#47: ffffe8ffffc8a0c8 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: update_rq_clock+0x22b/0x8a0 kernel/sched/core.c:771
INFO: lockdep is turned off.
CPU: 0 PID: 18836 Comm: syz-executor.2 Not tainted 6.10.0-rc1-next-20240528-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114
__lock_acquire+0x10c3/0x1fd0
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5754
do_write_seqcount_begin_nested include/linux/seqlock.h:469 [inline]
do_write_seqcount_begin include/linux/seqlock.h:495 [inline]
psi_account_irqtime+0x1b2/0x5d0 kernel/sched/psi.c:1016
update_rq_clock_task kernel/sched/core.c:727 [inline]
update_rq_clock+0x22b/0x8a0 kernel/sched/core.c:771
ttwu_queue kernel/sched/core.c:3849 [inline]
try_to_wake_up+0x86b/0x1470 kernel/sched/core.c:4171
hrtimer_wakeup+0x62/0x80 kernel/time/hrtimer.c:1923
__run_hrtimer kernel/time/hrtimer.c:1687 [inline]
__hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1751
hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1813
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline]
__sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lock_acquire+0x264/0x550 kernel/locking/lockdep.c:5758
Code: 2b 00 74 08 4c 89 f7 e8 ea 8a 89 00 f6 44 24 61 02 0f 85 85 01 00 00 41 f7 c7 00 02 00 00 74 01 fb 48 c7 44 24 40 0e 36 e0 45 <4b> c7 44 25 00 00 00 00 00 43 c7 44 25 09 00 00 00 00 43 c7 44 25
RSP: 0018:ffffc90002e2cf40 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 1ffff920005c59f4 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: ffffffff8bcaccc0 RDI: ffffffff8c1ffb80
RBP: ffffc90002e2d098 R08: ffffffff92fb46cf R09: 1ffffffff25f68d9
R10: dffffc0000000000 R11: fffffbfff25f68da R12: 1ffff920005c59f0
R13: dffffc0000000000 R14: ffffc90002e2cfa0 R15: 0000000000000246
__raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
_raw_spin_lock+0x2e/0x40 kernel/locking/spinlock.c:154
spin_lock include/linux/spinlock.h:351 [inline]
__try_alloc_bucket+0x570/0x1260 fs/bcachefs/alloc_foreground.c:235
try_alloc_bucket fs/bcachefs/alloc_foreground.c:364 [inline]
bch2_bucket_alloc_freelist fs/bcachefs/alloc_foreground.c:527 [inline]
bch2_bucket_alloc_trans+0x252d/0x3b30 fs/bcachefs/alloc_foreground.c:649
bch2_bucket_alloc_set_trans+0x4f9/0xcf0 fs/bcachefs/alloc_foreground.c:810
__open_bucket_add_buckets+0x11ed/0x1c80 fs/bcachefs/alloc_foreground.c:1058
open_bucket_add_buckets+0x174/0x230 fs/bcachefs/alloc_foreground.c:1102
bch2_alloc_sectors_start_trans+0xcaf/0x1f60
__bch2_btree_node_alloc fs/bcachefs/btree_update_interior.c:333 [inline]
bch2_btree_reserve_get+0x5f5/0x18d0 fs/bcachefs/btree_update_interior.c:547
bch2_btree_update_start+0xe56/0x14e0 fs/bcachefs/btree_update_interior.c:1245
bch2_btree_split_leaf+0x12c/0x810 fs/bcachefs/btree_update_interior.c:1851
bch2_trans_commit_error+0x200/0x1210 fs/bcachefs/btree_trans_commit.c:918
__bch2_trans_commit+0x77e1/0x8a30 fs/bcachefs/btree_trans_commit.c:1138
bch2_trans_commit fs/bcachefs/btree_update.h:170 [inline]
bch2_extent_update+0x4c0/0xbb0 fs/bcachefs/io_write.c:325
bch2_fpunch_at+0x87c/0x1020 fs/bcachefs/io_misc.c:184
__bch2_resume_logged_op_truncate+0x715/0xaa0 fs/bcachefs/io_misc.c:260
bch2_truncate+0x1cf/0x2c0 fs/bcachefs/io_misc.c:291
bchfs_truncate+0x92b/0xc70 fs/bcachefs/fs-io.c:476
notify_change+0xb9d/0xe70 fs/attr.c:497
do_truncate+0x220/0x310 fs/open.c:65
handle_truncate fs/namei.c:3312 [inline]
do_open fs/namei.c:3658 [inline]
path_openat+0x2a3d/0x3280 fs/namei.c:3811
do_filp_open+0x235/0x490 fs/namei.c:3838
do_sys_openat2+0x13e/0x1d0 fs/open.c:1409
do_sys_open fs/open.c:1424 [inline]
__do_sys_openat fs/open.c:1440 [inline]
__se_sys_openat fs/open.c:1435 [inline]
__x64_sys_openat+0x247/0x2a0 fs/open.c:1435
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f917127cee9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f91720890c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f91713b4070 RCX: 00007f917127cee9
RDX: 0000000000000a81 RSI: 0000000020000040 RDI: ffffffffffffff9c
RBP: 00007f91712c947f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000006e R14: 00007f91713b4070 R15: 00007ffc1333c028
----------------
Code disassembly (best guess):
0: 2b 00 sub (%rax),%eax
2: 74 08 je 0xc
4: 4c 89 f7 mov %r14,%rdi
7: e8 ea 8a 89 00 call 0x898af6
c: f6 44 24 61 02 testb $0x2,0x61(%rsp)
11: 0f 85 85 01 00 00 jne 0x19c
17: 41 f7 c7 00 02 00 00 test $0x200,%r15d
1e: 74 01 je 0x21
20: fb sti
21: 48 c7 44 24 40 0e 36 movq $0x45e0360e,0x40(%rsp)
28: e0 45
* 2a: 4b c7 44 25 00 00 00 movq $0x0,0x0(%r13,%r12,1) <-- trapping instruction
31: 00 00
33: 43 c7 44 25 09 00 00 movl $0x0,0x9(%r13,%r12,1)
3a: 00 00
3c: 43 rex.XB
3d: c7 .byte 0xc7
3e: 44 rex.R
3f: 25 .byte 0x25