BUG: MAX_LOCK_DEPTH too low!
turning off the locking correctness validator.
depth: 48 max: 48!
48 locks held by syz.0.37/5456:
#0: ffff88807c8c40e0 (&type->s_umount_key#57){++++}-{3:3}, at: __super_lock fs/super.c:58 [inline]
#0: ffff88807c8c40e0 (&type->s_umount_key#57){++++}-{3:3}, at: super_lock+0x27c/0x400 fs/super.c:120
#1: ffff88806a0842d8 (&c->btree_trans_barrier){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:151 [inline]
#1: ffff88806a0842d8 (&c->btree_trans_barrier){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:250 [inline]
#1: ffff88806a0842d8 (&c->btree_trans_barrier){.+.+}-{0:0}, at: __bch2_trans_get+0x7f8/0xe40 fs/bcachefs/btree_iter.c:3193
#2: ffff88806a0a6750 (&c->gc_lock){.+.+}-{3:3}, at: bch2_btree_update_start+0x68d/0x1500 fs/bcachefs/btree_update_interior.c:1195
#3: ffff88806a09dc78 (&wp->lock){+.+.}-{3:3}, at: bch2_trans_mutex_lock_norelock fs/bcachefs/alloc_foreground.c:41 [inline]
#3: ffff88806a09dc78 (&wp->lock){+.+.}-{3:3}, at: writepoint_find fs/bcachefs/alloc_foreground.c:1302 [inline]
#3: ffff88806a09dc78 (&wp->lock){+.+.}-{3:3}, at: bch2_alloc_sectors_start_trans+0x2d5/0x1f60 fs/bcachefs/alloc_foreground.c:1410
#4: ffff888069481870 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#4: ffff888069481870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#5: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#5: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#6: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#6: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#7: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#7: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#8: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#8: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#9: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#9: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#10: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#10: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#11: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#11: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#12: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#12: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#13: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#13: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#14: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#14: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#15: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#15: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#16: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#16: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#17: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#17: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#18: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#18: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#19: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#19: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#20: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#20: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#21: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#21: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#22: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#22: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#23: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#23: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#24: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#24: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#25: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#25: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#26: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#26: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#27: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#27: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#28: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#28: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#29: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#29: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#30: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#30: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#31: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#31: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#32: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#32: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#33: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#33: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#34: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#34: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#35: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#35: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#36: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#36: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#37: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#37: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#38: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#38: ffff888069480070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#39: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline]
#39: ffff888069480070 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:288 [inline]
#39: ffff888069480070 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:757 [inline]
#39: ffff888069480070 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1177
#40: ffff888069480070 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline]
#40: ffff888069480070 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:288 [inline]
#40: ffff888069480070 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:757 [inline]
#40: ffff888069480070 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1177
#41: ffff888060178b30 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#41: ffff888060178b30 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#42: ffff888060178de0 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#42: ffff888060178de0 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#43: ffff888060179090 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#43: ffff888060179090 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#44: ffff8880601791e8 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline]
#44: ffff8880601791e8 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507
#45: ffff888066c40a18 (&p->pi_lock){-.-.}-{2:2}, at: class_raw_spinlock_irqsave_constructor include/linux/spinlock.h:553 [inline]
#45: ffff888066c40a18 (&p->pi_lock){-.-.}-{2:2}, at: try_to_wake_up+0xb0/0x1470 kernel/sched/core.c:4261
#46: ffff8880b943e758 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:559
#47: ffffe8ffffc800c8 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_change+0xfd/0x280 kernel/sched/psi.c:913
INFO: lockdep is turned off.
CPU: 0 PID: 5456 Comm: syz.0.37 Not tainted 6.10.0-syzkaller-01155-gd67978318827 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024
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_group_change+0x1ca/0x1410 kernel/sched/psi.c:788
psi_task_change+0xfd/0x280 kernel/sched/psi.c:913
psi_enqueue kernel/sched/stats.h:143 [inline]
enqueue_task+0x2a6/0x2f0 kernel/sched/core.c:2111
activate_task kernel/sched/core.c:2145 [inline]
ttwu_do_activate+0x1d1/0x7e0 kernel/sched/core.c:3792
ttwu_queue kernel/sched/core.c:4056 [inline]
try_to_wake_up+0x884/0x1470 kernel/sched/core.c:4377
hrtimer_wakeup+0x62/0x80 kernel/time/hrtimer.c:1925
__run_hrtimer kernel/time/hrtimer.c:1689 [inline]
__hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1753
hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1815
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:preempt_count arch/x86/include/asm/preempt.h:26 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:173 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x11/0x70 kernel/kcov.c:207
Code: 5b e9 c3 06 57 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 65 48 8b 0c 25 80 d4 03 00 <65> 8b 15 50 77 6d 7e f7 c2 00 01 ff 00 74 11 f7 c2 00 01 00 00 74
RSP: 0018:ffffc900032f4c18 EFLAGS: 00000282
RAX: ffffffff818abd57 RBX: 0000000000017104 RCX: ffff8880200e9e00
RDX: ffff8880200e9e00 RSI: 00000000fcfc0adf RDI: 00000000ffffffff
RBP: 00000000fcfc0adf R08: ffffffff818abd47 R09: ffffc900032f4e80
R10: 0000000000000002 R11: ffff8880200e9e00 R12: 00000000000170ef
R13: 000000000001711a R14: ffffffff8403750d R15: 00000000000ad383
kallsyms_sym_address kernel/kallsyms.c:163 [inline]
get_symbol_pos+0xc7/0x620 kernel/kallsyms.c:334
kallsyms_lookup_buildid+0x119/0x690 kernel/kallsyms.c:404
__sprint_symbol+0x181/0x3a0 kernel/kallsyms.c:490
symbol_string+0x1fd/0x3b0 lib/vsprintf.c:1002
pointer+0x8cb/0x1210 lib/vsprintf.c:2422
vsnprintf+0xdb0/0x1da0 lib/vsprintf.c:2828
bch2_prt_printf+0x1b8/0x6d0 fs/bcachefs/printbuf.c:183
bch2_btree_path_to_text_short+0x288/0x390 fs/bcachefs/btree_iter.c:1486
__bch2_trans_paths_to_text+0xe5/0x180 fs/bcachefs/btree_iter.c:1541
bch2_trans_update_max_paths+0x16e/0x420 fs/bcachefs/btree_iter.c:1577
btree_path_alloc+0x88a/0xaa0 fs/bcachefs/btree_iter.c:1674
btree_path_clone fs/bcachefs/btree_iter.c:1235 [inline]
__bch2_btree_path_make_mut+0x134/0x570 fs/bcachefs/btree_iter.c:1249
bch2_btree_path_make_mut fs/bcachefs/btree_iter.h:196 [inline]
__bch2_btree_path_set_pos+0x382/0x1750 fs/bcachefs/btree_iter.c:1264
bch2_btree_path_set_pos fs/bcachefs/btree_iter.h:211 [inline]
__bch2_btree_iter_peek fs/bcachefs/btree_iter.c:2176 [inline]
bch2_btree_iter_peek_upto+0xb54/0x7090 fs/bcachefs/btree_iter.c:2280
bch2_btree_iter_peek_upto_type fs/bcachefs/btree_iter.h:641 [inline]
bch2_bucket_alloc_freelist fs/bcachefs/alloc_foreground.c:491 [inline]
bch2_bucket_alloc_trans+0x111d/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+0x1187/0x1500 fs/bcachefs/btree_update_interior.c:1264
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+0x6e6c/0x88e0 fs/bcachefs/btree_trans_commit.c:1138
bch2_trans_commit fs/bcachefs/btree_update.h:170 [inline]
bch2_set_quota+0x958/0xdf0 fs/bcachefs/quota.c:872
quota_setquota+0x6dc/0x850 fs/quota/quota.c:310
__do_sys_quotactl fs/quota/quota.c:961 [inline]
__se_sys_quotactl+0x2c4/0xa30 fs/quota/quota.c:917
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: 0033:0x7f2c29375bd9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f2c2a171048 EFLAGS: 00000246 ORIG_RAX: 00000000000000b3
RAX: ffffffffffffffda RBX: 00007f2c29503f60 RCX: 00007f2c29375bd9
RDX: 0000000000000000 RSI: 0000000020000000 RDI: ffffffff80000801
RBP: 00007f2c293e4e60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000020000f00 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f2c29503f60 R15: 00007ffdcfd62d98
----------------
Code disassembly (best guess):
0: 5b pop %rbx
1: e9 c3 06 57 00 jmp 0x5706c9
6: 0f 1f 00 nopl (%rax)
9: 90 nop
a: 90 nop
b: 90 nop
c: 90 nop
d: 90 nop
e: 90 nop
f: 90 nop
10: 90 nop
11: 90 nop
12: 90 nop
13: 90 nop
14: 90 nop
15: 90 nop
16: 90 nop
17: 90 nop
18: 90 nop
19: f3 0f 1e fa endbr64
1d: 48 8b 04 24 mov (%rsp),%rax
21: 65 48 8b 0c 25 80 d4 mov %gs:0x3d480,%rcx
28: 03 00
* 2a: 65 8b 15 50 77 6d 7e mov %gs:0x7e6d7750(%rip),%edx # 0x7e6d7781 <-- trapping instruction
31: f7 c2 00 01 ff 00 test $0xff0100,%edx
37: 74 11 je 0x4a
39: f7 c2 00 01 00 00 test $0x100,%edx
3f: 74 .byte 0x74