BUG: MAX_LOCK_DEPTH too low! turning off the locking correctness validator. depth: 48 max: 48! 48 locks held by syz-executor.3/8123: #0: ffff88807a8c8420 (sb_writers#13){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:409 #1: ffff888065a4a658 (&sb->s_type->i_mutex_key#20){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:795 [inline] #1: ffff888065a4a658 (&sb->s_type->i_mutex_key#20){+.+.}-{3:3}, at: do_truncate+0x20c/0x310 fs/open.c:63 #2: ffff888081980ab0 (&c->snapshot_create_lock){.+.+}-{3:3}, at: bch2_truncate+0x16c/0x2c0 fs/bcachefs/io_misc.c:290 #3: ffff888081984250 (&c->btree_trans_barrier){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:116 [inline] #3: ffff888081984250 (&c->btree_trans_barrier){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:215 [inline] #3: ffff888081984250 (&c->btree_trans_barrier){.+.+}-{0:0}, at: bch2_trans_srcu_lock+0xb1/0x220 fs/bcachefs/btree_iter.c:2896 #4: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #4: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:510 #5: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline] #5: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x67c/0x9c0 fs/bcachefs/btree_locking.c:512 #6: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline] #6: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x67c/0x9c0 fs/bcachefs/btree_locking.c:512 #7: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline] #7: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x67c/0x9c0 fs/bcachefs/btree_locking.c:512 #8: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline] #8: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x67c/0x9c0 fs/bcachefs/btree_locking.c:512 #9: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline] #9: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x67c/0x9c0 fs/bcachefs/btree_locking.c:512 #10: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline] #10: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x67c/0x9c0 fs/bcachefs/btree_locking.c:512 #11: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline] #11: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x67c/0x9c0 fs/bcachefs/btree_locking.c:512 #12: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:248 [inline] #12: ffff88807a790070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x67c/0x9c0 fs/bcachefs/btree_locking.c:512 #13: ffff8880113d1b50 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #13: ffff8880113d1b50 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:510 #14: ffff888025063870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline] #14: ffff888025063870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:266 [inline] #14: ffff888025063870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:760 [inline] #14: ffff888025063870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa85/0x3250 fs/bcachefs/btree_iter.c:1178 #15: ffff8880113d1ca8 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #15: ffff8880113d1ca8 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:510 #16: ffff8880113d18a0 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #16: ffff8880113d18a0 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:510 #17: ffff8880113d19f8 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #17: ffff8880113d19f8 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:510 #18: ffff8880113d1748 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #18: ffff8880113d1748 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:510 #19: ffff8880113d1498 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #19: ffff8880113d1498 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:510 #20: ffff888068c015f0 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #20: ffff888068c015f0 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:510 #21: ffff888068c01090 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #21: ffff888068c01090 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:510 #22: ffff888025060070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #22: ffff888025060070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:510 #23: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline] #23: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:266 [inline] #23: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:760 [inline] #23: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa85/0x3250 fs/bcachefs/btree_iter.c:1178 #24: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: btree_path_copy fs/bcachefs/btree_iter.c:1219 [inline] #24: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: btree_path_clone fs/bcachefs/btree_iter.c:1227 [inline] #24: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_path_make_mut+0x1de/0x520 fs/bcachefs/btree_iter.c:1237 #25: ffff88802efde070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_nopath_nofail fs/bcachefs/btree_locking.h:228 [inline] #25: ffff88802efde070 (&dev->mutex){....}-{3:3}, at: bch2_btree_node_alloc+0x114/0xdd0 fs/bcachefs/btree_update_interior.c:391 #26: ffff88802efde070 (&dev->mutex){....}-{3:3}, at: btree_split+0x1ba3/0x69e0 fs/bcachefs/btree_update_interior.c:1673 #27: ffff88802efde070 (&dev->mutex){....}-{3:3}, at: bch2_trans_node_add+0xf98/0x1960 fs/bcachefs/btree_iter.c:702 #28: ffff88802efde070 (&dev->mutex){....}-{3:3}, at: bch2_trans_node_add+0xf98/0x1960 fs/bcachefs/btree_iter.c:702 #29: ffff88802efde070 (&dev->mutex){....}-{3:3}, at: bch2_trans_node_add+0xf98/0x1960 fs/bcachefs/btree_iter.c:702 #30: ffff88802efde070 (&dev->mutex){....}-{3:3}, at: bch2_trans_node_add+0xf98/0x1960 fs/bcachefs/btree_iter.c:702 #31: ffff88802efde070 (&dev->mutex){....}-{3:3}, at: bch2_trans_node_add+0xf98/0x1960 fs/bcachefs/btree_iter.c:702 #32: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: btree_path_copy fs/bcachefs/btree_iter.c:1219 [inline] #32: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: btree_path_clone fs/bcachefs/btree_iter.c:1227 [inline] #32: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_path_make_mut+0x1de/0x520 fs/bcachefs/btree_iter.c:1237 #33: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: btree_path_copy fs/bcachefs/btree_iter.c:1219 [inline] #33: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: btree_path_clone fs/bcachefs/btree_iter.c:1227 [inline] #33: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_path_make_mut+0x1de/0x520 fs/bcachefs/btree_iter.c:1237 #34: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: btree_path_copy fs/bcachefs/btree_iter.c:1219 [inline] #34: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: btree_path_clone fs/bcachefs/btree_iter.c:1227 [inline] #34: ffff88807a207870 (&dev->mutex){....}-{3:3}, at: __bch2_btree_path_make_mut+0x1de/0x520 fs/bcachefs/btree_iter.c:1237 #35: ffff888065b8b8a0 (&dev->mutex){....}-{3:3}, at: six_trylock_intent fs/bcachefs/six.h:366 [inline] #35: ffff888065b8b8a0 (&dev->mutex){....}-{3:3}, at: bkey_cached_alloc fs/bcachefs/btree_key_cache.c:289 [inline] #35: ffff888065b8b8a0 (&dev->mutex){....}-{3:3}, at: btree_key_cache_create fs/bcachefs/btree_key_cache.c:329 [inline] #35: ffff888065b8b8a0 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_cached_slowpath+0x14a2/0x4b00 fs/bcachefs/btree_key_cache.c:484 #36: ffff88807ca01870 (&dev->mutex){....}-{3:3}, at: btree_node_lock_nopath_nofail fs/bcachefs/btree_locking.h:228 [inline] #36: ffff88807ca01870 (&dev->mutex){....}-{3:3}, at: bch2_btree_node_alloc+0x114/0xdd0 fs/bcachefs/btree_update_interior.c:391 #37: ffff8880819caec8 (journal res){.+.+}-{0:0}, at: bch2_journal_res_get fs/bcachefs/journal.h:387 [inline] #37: ffff8880819caec8 (journal res){.+.+}-{0:0}, at: bch2_trans_journal_res_get fs/bcachefs/btree_trans_commit.c:327 [inline] #37: ffff8880819caec8 (journal res){.+.+}-{0:0}, at: bch2_trans_commit_write_locked fs/bcachefs/btree_trans_commit.c:647 [inline] #37: ffff8880819caec8 (journal res){.+.+}-{0:0}, at: do_bch2_trans_commit fs/bcachefs/btree_trans_commit.c:854 [inline] #37: ffff8880819caec8 (journal res){.+.+}-{0:0}, at: __bch2_trans_commit+0x46bd/0x8560 fs/bcachefs/btree_trans_commit.c:1093 #38: ffff8880819a66a8 (&c->discard_buckets_in_flight_lock){+.+.}-{3:3}, at: discard_in_flight_add fs/bcachefs/alloc_background.c:1615 [inline] #38: ffff8880819a66a8 (&c->discard_buckets_in_flight_lock){+.+.}-{3:3}, at: bch2_discard_one_bucket_fast+0x29d/0x970 fs/bcachefs/alloc_background.c:1909 #39: ffffffff8e440fd0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:116 [inline] #39: ffffffff8e440fd0 (remove_cache_srcu){.+.+}-{0:0}, at: srcu_read_lock+0x24/0x50 include/linux/srcu.h:215 #40: ffff8880b9544518 (&pcp->lock){+.+.}-{2:2}, at: spin_trylock include/linux/spinlock.h:361 [inline] #40: ffff8880b9544518 (&pcp->lock){+.+.}-{2:2}, at: free_unref_page+0x15a/0x3f0 mm/page_alloc.c:2508 #41: ffffffff8e334da0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline] #41: ffffffff8e334da0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline] #41: ffffffff8e334da0 (rcu_read_lock){....}-{1:2}, at: ieee80211_rx_napi+0xd6/0x3c0 net/mac80211/rx.c:5480 #42: ffff8880685096d0 (&local->rx_path_lock){+.-.}-{2:2}, at: spin_lock_bh include/linux/spinlock.h:356 [inline] #42: ffff8880685096d0 (&local->rx_path_lock){+.-.}-{2:2}, at: ieee80211_rx_handlers+0xf8/0xb820 net/mac80211/rx.c:4170 #43: ffffffff8e334da0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:329 [inline] #43: ffffffff8e334da0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:781 [inline] #43: ffffffff8e334da0 (rcu_read_lock){....}-{1:2}, at: __queue_work+0x198/0xef0 kernel/workqueue.c:2337 #44: ffff8880150a0018 (&pool->lock){-.-.}-{2:2}, at: __queue_work+0x6ec/0xef0 #45: ffff8880740c6410 (&p->pi_lock){-.-.}-{2:2}, at: class_raw_spinlock_irqsave_constructor include/linux/spinlock.h:553 [inline] #45: ffff8880740c6410 (&p->pi_lock){-.-.}-{2:2}, at: try_to_wake_up+0xb0/0x1470 kernel/sched/core.c:4262 #46: ffff8880b953e658 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:559 #47: ffffe8ffffd7ab08 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: update_rq_clock_task kernel/sched/core.c:726 [inline] #47: ffffe8ffffd7ab08 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: update_rq_clock+0x22b/0x8a0 kernel/sched/core.c:770 INFO: lockdep is turned off. CPU: 1 PID: 8123 Comm: syz-executor.3 Not tainted 6.9.0-rc6-syzkaller-00232-gddb4c3f25b7b #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 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:726 [inline] update_rq_clock+0x22b/0x8a0 kernel/sched/core.c:770 ttwu_queue kernel/sched/core.c:4056 [inline] try_to_wake_up+0x872/0x1470 kernel/sched/core.c:4378 kick_pool+0x45c/0x620 kernel/workqueue.c:1288 __queue_work+0xc30/0xef0 kernel/workqueue.c:2414 queue_work_on+0x14f/0x250 kernel/workqueue.c:2448 __ieee80211_queue_skb_to_iface net/mac80211/rx.c:233 [inline] ieee80211_queue_skb_to_iface net/mac80211/rx.c:244 [inline] ieee80211_rx_h_mgmt+0x50f/0x710 net/mac80211/rx.c:4046 ieee80211_rx_handlers+0x6a9d/0xb820 net/mac80211/rx.c:4204 ieee80211_invoke_rx_handlers net/mac80211/rx.c:4234 [inline] ieee80211_prepare_and_rx_handle+0x31ab/0x6360 net/mac80211/rx.c:5082 __ieee80211_rx_handle_packet net/mac80211/rx.c:5323 [inline] ieee80211_rx_list+0x2cde/0x3780 net/mac80211/rx.c:5458 ieee80211_rx_napi+0x18a/0x3c0 net/mac80211/rx.c:5481 ieee80211_rx include/net/mac80211.h:5086 [inline] ieee80211_tasklet_handler+0xeb/0x1f0 net/mac80211/main.c:438 tasklet_action_common+0x321/0x4d0 kernel/softirq.c:781 __do_softirq+0x2c6/0x980 kernel/softirq.c:554 invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf2/0x1c0 kernel/softirq.c:633 irq_exit_rcu+0x9/0x30 kernel/softirq.c:645 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0xd8/0x140 kernel/locking/spinlock.c:194 Code: 9c 8f 44 24 20 42 80 3c 23 00 74 08 4c 89 f7 e8 1e f4 74 f6 f6 44 24 21 02 75 52 41 f7 c7 00 02 00 00 74 01 fb bf 01 00 00 00 b3 40 e3 f5 65 8b 05 c4 5c 81 74 85 c0 74 43 48 c7 04 24 0e 36 RSP: 0018:ffffc90003de5e80 EFLAGS: 00000206 RAX: f946ee7f4fff3000 RBX: 1ffff920007bcbd4 RCX: ffffffff8172feca RDX: dffffc0000000000 RSI: ffffffff8bcab8a0 RDI: 0000000000000001 RBP: ffffc90003de5f10 R08: ffffffff92efe507 R09: 1ffffffff25dfca0 R10: dffffc0000000000 R11: fffffbfff25dfca1 R12: dffffc0000000000 R13: 1ffff920007bcbd0 R14: ffffc90003de5ea0 R15: 0000000000000246 free_unref_page_commit+0x57d/0x1140 mm/page_alloc.c:2467 free_unref_page+0x17c/0x3f0 mm/page_alloc.c:2510 discard_slab mm/slub.c:2437 [inline] __put_partials+0xeb/0x130 mm/slub.c:2906 put_cpu_partial+0x17c/0x250 mm/slub.c:2981 __slab_free+0x2ea/0x3d0 mm/slub.c:4151 qlink_free mm/kasan/quarantine.c:163 [inline] qlist_free_all+0x5e/0xc0 mm/kasan/quarantine.c:179 kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286 __kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:322 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook mm/slub.c:3798 [inline] slab_alloc_node mm/slub.c:3845 [inline] __do_kmalloc_node mm/slub.c:3965 [inline] __kmalloc_node+0x202/0x4e0 mm/slub.c:3973 kmalloc_node include/linux/slab.h:648 [inline] kvmalloc_node+0x72/0x190 mm/util.c:634 kvmalloc include/linux/slab.h:766 [inline] kvmalloc_array include/linux/slab.h:784 [inline] __bch2_darray_resize+0xb9/0x1e0 fs/bcachefs/darray.c:12 __darray_resize fs/bcachefs/darray.h:31 [inline] __darray_make_room fs/bcachefs/darray.h:43 [inline] discard_in_flight_add fs/bcachefs/alloc_background.c:1622 [inline] bch2_discard_one_bucket_fast+0x751/0x970 fs/bcachefs/alloc_background.c:1909 bch2_trigger_alloc+0x2032/0x3ca0 fs/bcachefs/alloc_background.c:879 run_one_mem_trigger+0x7e9/0xb90 bch2_trans_commit_write_locked fs/bcachefs/btree_trans_commit.c:689 [inline] do_bch2_trans_commit fs/bcachefs/btree_trans_commit.c:854 [inline] __bch2_trans_commit+0x4df2/0x8560 fs/bcachefs/btree_trans_commit.c:1093 bch2_trans_commit fs/bcachefs/btree_update.h:168 [inline] bch2_extent_update+0x4c0/0xbb0 fs/bcachefs/io_write.c:318 bch2_fpunch_at+0x87c/0x1020 fs/bcachefs/io_misc.c:184 __bch2_resume_logged_op_truncate+0x713/0xaa0 fs/bcachefs/io_misc.c:260 bch2_truncate+0x1cf/0x2c0 fs/bcachefs/io_misc.c:291 bchfs_truncate+0x80f/0xc80 fs/bcachefs/fs-io.c:473 notify_change+0xb9d/0xe70 fs/attr.c:497 do_truncate+0x220/0x310 fs/open.c:65 handle_truncate fs/namei.c:3300 [inline] do_open fs/namei.c:3646 [inline] path_openat+0x29fe/0x3240 fs/namei.c:3799 do_filp_open+0x235/0x490 fs/namei.c:3826 do_sys_openat2+0x13e/0x1d0 fs/open.c:1406 do_sys_open fs/open.c:1421 [inline] __do_sys_creat fs/open.c:1497 [inline] __se_sys_creat fs/open.c:1491 [inline] __x64_sys_creat+0x123/0x170 fs/open.c:1491 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf5/0x240 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f11aa47dca9 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:00007f11a9fde0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007f11aa5ac050 RCX: 00007f11aa47dca9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000 RBP: 00007f11aa4c947e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000006e R14: 00007f11aa5ac050 R15: 00007fff5d119038 ---------------- Code disassembly (best guess): 0: 9c pushf 1: 8f 44 24 20 pop 0x20(%rsp) 5: 42 80 3c 23 00 cmpb $0x0,(%rbx,%r12,1) a: 74 08 je 0x14 c: 4c 89 f7 mov %r14,%rdi f: e8 1e f4 74 f6 call 0xf674f432 14: f6 44 24 21 02 testb $0x2,0x21(%rsp) 19: 75 52 jne 0x6d 1b: 41 f7 c7 00 02 00 00 test $0x200,%r15d 22: 74 01 je 0x25 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 b3 40 e3 f5 call 0xf5e340e2 <-- trapping instruction 2f: 65 8b 05 c4 5c 81 74 mov %gs:0x74815cc4(%rip),%eax # 0x74815cfa 36: 85 c0 test %eax,%eax 38: 74 43 je 0x7d 3a: 48 rex.W 3b: c7 .byte 0xc7 3c: 04 24 add $0x24,%al 3e: 0e (bad) 3f: 36 ss