BUG: MAX_LOCK_DEPTH too low! turning off the locking correctness validator. depth: 48 max: 48! 48 locks held by syz.1.385/8695: #0: ffff88801fb7c420 (sb_writers#23){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 fs/namespace.c:515 #1: ffff888078992d88 (&sb->s_type->i_mutex_key#33){+.+.}-{3:3}, at: inode_lock include/linux/fs.h:799 [inline] #1: ffff888078992d88 (&sb->s_type->i_mutex_key#33){+.+.}-{3:3}, at: do_truncate+0x20c/0x310 fs/open.c:63 #2: ffff88806cc00ab8 (&c->snapshot_create_lock){.+.+}-{3:3}, at: bch2_truncate+0x16c/0x2c0 fs/bcachefs/io_misc.c:290 #3: ffff88806cc042d8 (&c->btree_trans_barrier){.+.+}-{0:0}, at: srcu_lock_acquire include/linux/srcu.h:151 [inline] #3: ffff88806cc042d8 (&c->btree_trans_barrier){.+.+}-{0:0}, at: srcu_read_lock include/linux/srcu.h:250 [inline] #3: ffff88806cc042d8 (&c->btree_trans_barrier){.+.+}-{0:0}, at: bch2_trans_srcu_lock+0xb1/0x220 fs/bcachefs/btree_iter.c:3021 #4: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #4: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507 #5: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:270 [inline] #5: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:509 #6: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:270 [inline] #6: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:509 #7: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:270 [inline] #7: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:509 #8: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:270 [inline] #8: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:509 #9: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:270 [inline] #9: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:509 #10: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:270 [inline] #10: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:509 #11: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:270 [inline] #11: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:509 #12: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_increment fs/bcachefs/btree_locking.h:270 [inline] #12: ffff88807c40e070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x675/0x9c0 fs/bcachefs/btree_locking.c:509 #13: ffff888078b0a478 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #13: ffff888078b0a478 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507 #14: ffff888078b0b340 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #14: ffff888078b0b340 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507 #15: ffff888078ad6880 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #15: ffff888078ad6880 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507 #16: ffff888078ad6f38 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #16: ffff888078ad6f38 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507 #17: ffff888078ad6b30 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #17: ffff888078ad6b30 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507 #18: ffff888078ad6de0 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #18: ffff888078ad6de0 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507 #19: ffff888078ad65d0 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #19: ffff888078ad65d0 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507 #20: ffff888078ad69d8 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #20: ffff888078ad69d8 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507 #21: ffff88807b7e6070 (&dev->mutex){....}-{3:3}, at: six_relock_type fs/bcachefs/six.h:289 [inline] #21: ffff88807b7e6070 (&dev->mutex){....}-{3:3}, at: __bch2_btree_node_relock+0x142/0x9c0 fs/bcachefs/btree_locking.c:507 #22: ffff88807f68a870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline] #22: ffff88807f68a870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:288 [inline] #22: ffff88807f68a870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:757 [inline] #22: ffff88807f68a870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1177 #23: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline] #23: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:288 [inline] #23: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:757 [inline] #23: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1177 #24: ffff888078ad6478 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_cached+0x48d/0xd50 #25: ffff88807b7e0870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline] #25: ffff88807b7e0870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:288 [inline] #25: ffff88807b7e0870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:757 [inline] #25: ffff88807b7e0870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1177 #26: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline] #26: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:288 [inline] #26: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:757 [inline] #26: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1177 #27: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline] #27: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:288 [inline] #27: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:757 [inline] #27: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1177 #28: ffff888065274070 (&dev->mutex){....}-{3:3}, at: btree_node_lock_nopath_nofail fs/bcachefs/btree_locking.h:250 [inline] #28: ffff888065274070 (&dev->mutex){....}-{3:3}, at: bch2_btree_node_alloc+0x114/0xe80 fs/bcachefs/btree_update_interior.c:392 #29: ffff888065274070 (&dev->mutex){....}-{3:3}, at: btree_split+0x1b88/0x6980 fs/bcachefs/btree_update_interior.c:1674 #30: ffff888065274070 (&dev->mutex){....}-{3:3}, at: bch2_trans_node_add+0xf98/0x1960 fs/bcachefs/btree_iter.c:699 #31: ffff888065274070 (&dev->mutex){....}-{3:3}, at: bch2_trans_node_add+0xf98/0x1960 fs/bcachefs/btree_iter.c:699 #32: ffff888065274070 (&dev->mutex){....}-{3:3}, at: bch2_trans_node_add+0xf98/0x1960 fs/bcachefs/btree_iter.c:699 #33: ffff888065274070 (&dev->mutex){....}-{3:3}, at: bch2_trans_node_add+0xf98/0x1960 fs/bcachefs/btree_iter.c:699 #34: ffff888065274070 (&dev->mutex){....}-{3:3}, at: bch2_trans_node_add+0xf98/0x1960 fs/bcachefs/btree_iter.c:699 #35: ffff88806cc26750 (&c->gc_lock){.+.+}-{3:3}, at: bch2_btree_update_start+0x68d/0x1500 fs/bcachefs/btree_update_interior.c:1195 #36: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline] #36: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:288 [inline] #36: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:757 [inline] #36: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1177 #37: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline] #37: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:288 [inline] #37: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:757 [inline] #37: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1177 #38: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: six_trylock_type fs/bcachefs/six.h:207 [inline] #38: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_node_lock fs/bcachefs/btree_locking.h:288 [inline] #38: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: btree_path_lock_root fs/bcachefs/btree_iter.c:757 [inline] #38: ffff88807f688870 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_one+0xa44/0x2930 fs/bcachefs/btree_iter.c:1177 #39: ffff888078aff1e8 (&dev->mutex){....}-{3:3}, at: six_trylock_intent fs/bcachefs/six.h:366 [inline] #39: ffff888078aff1e8 (&dev->mutex){....}-{3:3}, at: bkey_cached_alloc fs/bcachefs/btree_key_cache.c:290 [inline] #39: ffff888078aff1e8 (&dev->mutex){....}-{3:3}, at: btree_key_cache_create fs/bcachefs/btree_key_cache.c:330 [inline] #39: ffff888078aff1e8 (&dev->mutex){....}-{3:3}, at: bch2_btree_path_traverse_cached_slowpath+0x1559/0x48c0 fs/bcachefs/btree_key_cache.c:485 #40: ffff888065273870 (&dev->mutex){....}-{3:3}, at: btree_node_lock_nopath_nofail fs/bcachefs/btree_locking.h:250 [inline] #40: ffff888065273870 (&dev->mutex){....}-{3:3}, at: bch2_btree_node_alloc+0x114/0xe80 fs/bcachefs/btree_update_interior.c:392 #41: ffff888065273870 (&dev->mutex){....}-{3:3}, at: btree_split+0x1b88/0x6980 fs/bcachefs/btree_update_interior.c:1674 #42: ffffc90000a18c00 ((&ndev->rs_timer)){+.-.}-{0:0}, at: call_timer_fn+0xc0/0x650 kernel/time/timer.c:1789 #43: ffffffff8e335fe0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:327 [inline] #43: ffffffff8e335fe0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:839 [inline] #43: ffffffff8e335fe0 (rcu_read_lock){....}-{1:2}, at: ip6_nd_hdr net/ipv6/ndisc.c:452 [inline] #43: ffffffff8e335fe0 (rcu_read_lock){....}-{1:2}, at: ndisc_send_skb+0x574/0x1380 net/ipv6/ndisc.c:503 #44: ffffffff8e335fe0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:327 [inline] #44: ffffffff8e335fe0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:839 [inline] #44: ffffffff8e335fe0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x712/0x1680 net/ipv6/ip6_output.c:122 #45: ffffffff8e336040 (rcu_read_lock_bh){....}-{1:2}, at: local_bh_disable include/linux/bottom_half.h:20 [inline] #45: ffffffff8e336040 (rcu_read_lock_bh){....}-{1:2}, at: rcu_read_lock_bh include/linux/rcupdate.h:891 [inline] #45: ffffffff8e336040 (rcu_read_lock_bh){....}-{1:2}, at: __dev_queue_xmit+0x2da/0x3e90 net/core/dev.c:4348 #46: ffffffff8e335fe0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:327 [inline] #46: ffffffff8e335fe0 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:839 [inline] #46: ffffffff8e335fe0 (rcu_read_lock){....}-{1:2}, at: veth_xmit+0x5a/0xae0 drivers/net/veth.c:354 #47: ffffffff8e350208 (tk_core.seq.seqcount){----}-{0:0}, at: ktime_get_with_offset+0x83/0x150 kernel/time/timekeeping.c:891 INFO: lockdep is turned off. CPU: 1 PID: 8695 Comm: syz.1.385 Not tainted 6.10.0-syzkaller-05505-gb1bc554e009e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 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:5753 seqcount_lockdep_reader_access+0x13f/0x220 include/linux/seqlock.h:73 ktime_get_with_offset+0x83/0x150 kernel/time/timekeeping.c:891 ktime_get_real include/linux/timekeeping.h:82 [inline] netif_rx_internal+0x459/0x630 net/core/dev.c:5166 __netif_rx+0x78/0xc0 net/core/dev.c:5209 veth_forward_skb drivers/net/veth.c:322 [inline] veth_xmit+0x61d/0xae0 drivers/net/veth.c:375 __netdev_start_xmit include/linux/netdevice.h:4913 [inline] netdev_start_xmit include/linux/netdevice.h:4922 [inline] xmit_one net/core/dev.c:3580 [inline] dev_hard_start_xmit+0x27a/0x7e0 net/core/dev.c:3596 __dev_queue_xmit+0x1b63/0x3e90 net/core/dev.c:4423 dev_queue_xmit include/linux/netdevice.h:3105 [inline] neigh_hh_output include/net/neighbour.h:526 [inline] neigh_output include/net/neighbour.h:540 [inline] ip6_finish_output2+0xfc2/0x1680 net/ipv6/ip6_output.c:137 ip6_finish_output+0x41e/0x810 net/ipv6/ip6_output.c:222 NF_HOOK include/linux/netfilter.h:314 [inline] ndisc_send_skb+0xab2/0x1380 net/ipv6/ndisc.c:509 addrconf_rs_timer+0x36e/0x660 net/ipv6/addrconf.c:4040 call_timer_fn+0x18e/0x650 kernel/time/timer.c:1792 expire_timers kernel/time/timer.c:1843 [inline] __run_timers kernel/time/timer.c:2417 [inline] __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2428 run_timer_base kernel/time/timer.c:2437 [inline] run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2447 handle_softirqs+0x2c4/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 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:queue_work_on+0x269/0x380 kernel/workqueue.c:2397 Code: 75 19 e8 6a a3 36 00 eb 18 e8 63 a3 36 00 e8 ee c7 24 0a 48 83 7c 24 10 00 74 e7 e8 51 a3 36 00 fb 48 c7 44 24 20 0e 36 e0 45 <4b> c7 04 37 00 00 00 00 43 c7 44 37 09 00 00 00 00 66 43 c7 44 37 RSP: 0018:ffffc9000303de40 EFLAGS: 00000246 RAX: ffffffff815fb7af RBX: 0000000000000000 RCX: 0000000000040000 RDX: ffffc90014810000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc9000303df30 R08: ffffffff815fb77f R09: 1ffffffff25f44e0 R10: dffffc0000000000 R11: fffffbfff25f44e1 R12: 001fffffffc00001 R13: 0000000000000046 R14: 1ffff92000607bcc R15: dffffc0000000000 queue_work include/linux/workqueue.h:621 [inline] __bch2_btree_node_write+0x37c8/0x46b0 fs/bcachefs/btree_io.c:2232 bch2_btree_node_write+0x63/0x1f0 fs/bcachefs/btree_io.c:2307 btree_split+0x51ba/0x6980 fs/bcachefs/btree_update_interior.c:1706 bch2_btree_split_leaf+0x158/0x810 fs/bcachefs/btree_update_interior.c:1857 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_extent_update+0x4c0/0xbb0 fs/bcachefs/io_write.c:326 bch2_fpunch_at+0x87c/0x1020 fs/bcachefs/io_misc.c:184 __bch2_resume_logged_op_truncate+0x716/0xaa0 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:476 notify_change+0xb9d/0xe70 fs/attr.c:495 do_truncate+0x220/0x310 fs/open.c:65 handle_truncate fs/namei.c:3381 [inline] do_open fs/namei.c:3731 [inline] path_openat+0x2ced/0x3470 fs/namei.c:3886 do_filp_open+0x235/0x490 fs/namei.c:3913 do_sys_openat2+0x13e/0x1d0 fs/open.c:1416 do_sys_open fs/open.c:1431 [inline] __do_sys_creat fs/open.c:1507 [inline] __se_sys_creat fs/open.c:1501 [inline] __x64_sys_creat+0x123/0x170 fs/open.c:1501 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: 0033:0x7fe1a4d75b59 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:00007fe1a5a66048 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007fe1a4f03f60 RCX: 00007fe1a4d75b59 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000 RBP: 00007fe1a4de4e5d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007fe1a4f03f60 R15: 00007fff8fe84df8 ---------------- Code disassembly (best guess): 0: 75 19 jne 0x1b 2: e8 6a a3 36 00 call 0x36a371 7: eb 18 jmp 0x21 9: e8 63 a3 36 00 call 0x36a371 e: e8 ee c7 24 0a call 0xa24c801 13: 48 83 7c 24 10 00 cmpq $0x0,0x10(%rsp) 19: 74 e7 je 0x2 1b: e8 51 a3 36 00 call 0x36a371 20: fb sti 21: 48 c7 44 24 20 0e 36 movq $0x45e0360e,0x20(%rsp) 28: e0 45 * 2a: 4b c7 04 37 00 00 00 movq $0x0,(%r15,%r14,1) <-- trapping instruction 31: 00 32: 43 c7 44 37 09 00 00 movl $0x0,0x9(%r15,%r14,1) 39: 00 00 3b: 66 data16 3c: 43 rex.XB 3d: c7 .byte 0xc7 3e: 44 37 rex.R (bad)