==================================================================
BUG: KASAN: use-after-free in hlist_move_list include/linux/list.h:1014 [inline]
BUG: KASAN: use-after-free in collect_expired_timers kernel/time/timer.c:1576 [inline]
BUG: KASAN: use-after-free in __run_timers+0x34a/0xa10 kernel/time/timer.c:1812
Write of size 8 at addr ffff88811bc0ca00 by task udevd/947
CPU: 1 PID: 947 Comm: udevd Not tainted 6.1.124-syzkaller-00016-ga5f88b652947 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x151/0x1b7 lib/dump_stack.c:106
print_address_description mm/kasan/report.c:316 [inline]
print_report+0x158/0x4e0 mm/kasan/report.c:427
kasan_report+0x13c/0x170 mm/kasan/report.c:531
__asan_report_store8_noabort+0x17/0x20 mm/kasan/report_generic.c:356
hlist_move_list include/linux/list.h:1014 [inline]
collect_expired_timers kernel/time/timer.c:1576 [inline]
__run_timers+0x34a/0xa10 kernel/time/timer.c:1812
run_timer_softirq+0x69/0xf0 kernel/time/timer.c:1839
handle_softirqs+0x1db/0x650 kernel/softirq.c:617
__do_softirq kernel/softirq.c:655 [inline]
invoke_softirq kernel/softirq.c:472 [inline]
__irq_exit_rcu+0x52/0xf0 kernel/softirq.c:704
irq_exit_rcu+0x9/0x10 kernel/softirq.c:716
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
sysvec_apic_timer_interrupt+0xa9/0xc0 arch/x86/kernel/apic/apic.c:1118
asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:stackdepot_memcmp lib/stackdepot.c:289 [inline]
RIP: 0010:find_stack lib/stackdepot.c:306 [inline]
RIP: 0010:__stack_depot_save+0x18d/0x480 lib/stackdepot.c:452
Code: 8b 2c c8 45 89 d6 eb 04 4d 8b 6d 00 4d 85 ed 74 2a 45 39 65 08 75 f1 45 39 55 0c 75 eb 31 c0 49 8b 0c c7 49 3b 4c c5 18 75 de <48> ff c0 41 39 c6 75 ed 4d 85 ed 0f 85 93 02 00 00 40 84 ff 4c 89
RSP: 0018:ffffc90011467990 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81bd049b
RDX: ffffc90011467a6c RSI: 00000000f534fb07 RDI: 0000000000000001
RBP: ffffc900114679f0 R08: 0000000000000800 R09: 0000000000000000
R10: 000000000000000e R11: dffffc0000000001 R12: 00000000e09df08e
R13: ffff88810e891460 R14: 000000000000000e R15: ffffc90011467a00
kasan_save_stack mm/kasan/common.c:46 [inline]
kasan_set_track+0x60/0x70 mm/kasan/common.c:52
kasan_save_free_info+0x2b/0x40 mm/kasan/generic.c:516
____kasan_slab_free+0x131/0x180 mm/kasan/common.c:241
__kasan_slab_free+0x11/0x20 mm/kasan/common.c:249
kasan_slab_free include/linux/kasan.h:178 [inline]
slab_free_hook mm/slub.c:1745 [inline]
slab_free_freelist_hook mm/slub.c:1771 [inline]
slab_free mm/slub.c:3686 [inline]
kmem_cache_free+0x291/0x560 mm/slub.c:3711
security_file_free+0xc6/0xe0 security/security.c:1562
file_free fs/file_table.c:56 [inline]
__fput+0x59f/0x870 fs/file_table.c:333
____fput+0x15/0x20 fs/file_table.c:348
task_work_run+0x24d/0x2e0 kernel/task_work.c:203
resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
exit_to_user_mode_loop+0x94/0xa0 kernel/entry/common.c:177
exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:210
__syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
syscall_exit_to_user_mode+0x26/0x130 kernel/entry/common.c:303
do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fa1f1f16ab9
Code: 00 00 00 44 8b 54 24 58 48 89 44 24 30 48 8d 44 24 40 48 89 44 24 38 64 8b 04 25 18 00 00 00 85 c0 75 21 b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 6f 48 8b 15 40 a3 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffdda20be40 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: fffffffffffffffe RBX: 00007ffdda20dfa0 RCX: 00007fa1f1f16ab9
RDX: 0000000000080000 RSI: 00007fa1f23e7dd8 RDI: 000000000000000b
RBP: 000055ebcb6ce6c0 R08: 000055ebcb69c310 R09: 00007fa1f1ff1b20
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000b
R13: 00007fa1f23e7dd8 R14: 0000000000080000 R15: 0000000000000001
Allocated by task 1011:
kasan_save_stack mm/kasan/common.c:45 [inline]
kasan_set_track+0x4b/0x70 mm/kasan/common.c:52
kasan_save_alloc_info+0x1f/0x30 mm/kasan/generic.c:505
____kasan_kmalloc mm/kasan/common.c:379 [inline]
__kasan_kmalloc+0x9c/0xb0 mm/kasan/common.c:388
kasan_kmalloc include/linux/kasan.h:212 [inline]
__do_kmalloc_node mm/slab_common.c:938 [inline]
__kmalloc+0xb4/0x1e0 mm/slab_common.c:951
kmalloc include/linux/slab.h:568 [inline]
kzalloc include/linux/slab.h:699 [inline]
hci_alloc_dev_priv+0x27/0x1c00 net/bluetooth/hci_core.c:2435
hci_alloc_dev include/net/bluetooth/hci_core.h:1484 [inline]
hci_uart_register_dev drivers/bluetooth/hci_ldisc.c:636 [inline]
hci_uart_set_proto drivers/bluetooth/hci_ldisc.c:712 [inline]
hci_uart_tty_ioctl+0x401/0xa70 drivers/bluetooth/hci_ldisc.c:765
tty_ioctl+0x903/0xc50 drivers/tty/tty_io.c:2785
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl+0x114/0x190 fs/ioctl.c:856
__x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:856
x64_sys_call+0x98/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
Freed by task 1011:
kasan_save_stack mm/kasan/common.c:45 [inline]
kasan_set_track+0x4b/0x70 mm/kasan/common.c:52
kasan_save_free_info+0x2b/0x40 mm/kasan/generic.c:516
____kasan_slab_free+0x131/0x180 mm/kasan/common.c:241
__kasan_slab_free+0x11/0x20 mm/kasan/common.c:249
kasan_slab_free include/linux/kasan.h:178 [inline]
slab_free_hook mm/slub.c:1745 [inline]
slab_free_freelist_hook mm/slub.c:1771 [inline]
slab_free mm/slub.c:3686 [inline]
__kmem_cache_free+0x21d/0x410 mm/slub.c:3702
kfree+0x7a/0xf0 mm/slab_common.c:990
hci_release_dev+0x14d3/0x1640 net/bluetooth/hci_core.c:2763
bt_host_release+0x83/0xa0 net/bluetooth/hci_sysfs.c:85
device_release+0x95/0x1c0
kobject_cleanup lib/kobject.c:681 [inline]
kobject_release lib/kobject.c:712 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x178/0x260 lib/kobject.c:729
put_device+0x1f/0x30 drivers/base/core.c:3805
hci_dev_put include/net/bluetooth/hci_core.h:1444 [inline]
hci_dev_cmd+0x2be/0x9b0 net/bluetooth/hci_core.c:795
hci_sock_ioctl+0x415/0x7f0 net/bluetooth/hci_sock.c:1096
sock_do_ioctl+0x152/0x450 net/socket.c:1194
sock_ioctl+0x455/0x740 net/socket.c:1311
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl+0x114/0x190 fs/ioctl.c:856
__x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:856
x64_sys_call+0x98/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
Last potentially related work creation:
kasan_save_stack+0x3b/0x60 mm/kasan/common.c:45
__kasan_record_aux_stack+0xb4/0xc0 mm/kasan/generic.c:486
kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:496
insert_work+0x56/0x310 kernel/workqueue.c:1368
__queue_work+0x9b6/0xd70 kernel/workqueue.c:1527
queue_work_on+0x105/0x170 kernel/workqueue.c:1555
queue_work include/linux/workqueue.h:510 [inline]
hci_cmd_sync_run net/bluetooth/hci_sync.c:140 [inline]
__hci_cmd_sync_sk+0xc2a/0xf70 net/bluetooth/hci_sync.c:162
__hci_cmd_sync_status_sk net/bluetooth/hci_sync.c:253 [inline]
__hci_cmd_sync_status net/bluetooth/hci_sync.c:277 [inline]
hci_cmd_sync_status+0x52/0x130 net/bluetooth/hci_sync.c:288
hci_dev_cmd+0x771/0x9b0
hci_sock_ioctl+0x415/0x7f0 net/bluetooth/hci_sock.c:1096
sock_do_ioctl+0x152/0x450 net/socket.c:1194
sock_ioctl+0x455/0x740 net/socket.c:1311
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl+0x114/0x190 fs/ioctl.c:856
__x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:856
x64_sys_call+0x98/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:81
entry_SYSCALL_64_after_hwframe+0x68/0xd2
Second to last potentially related work creation:
kasan_save_stack+0x3b/0x60 mm/kasan/common.c:45
__kasan_record_aux_stack+0xb4/0xc0 mm/kasan/generic.c:486
kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:496
insert_work+0x56/0x310 kernel/workqueue.c:1368
__queue_work+0x9b6/0xd70 kernel/workqueue.c:1527
queue_work_on+0x105/0x170 kernel/workqueue.c:1555
queue_work include/linux/workqueue.h:510 [inline]
hci_cmd_timeout+0x199/0x200 net/bluetooth/hci_core.c:1468
process_one_work+0x73d/0xcb0 kernel/workqueue.c:2299
worker_thread+0xa60/0x1260 kernel/workqueue.c:2446
kthread+0x26d/0x300 kernel/kthread.c:386
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
The buggy address belongs to the object at ffff88811bc0c000
which belongs to the cache kmalloc-8k of size 8192
The buggy address is located 2560 bytes inside of
8192-byte region [ffff88811bc0c000, ffff88811bc0e000)
The buggy address belongs to the physical page:
page:ffffea00046f0200 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11bc08
head:ffffea00046f0200 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 ffffea0004723800 dead000000000002 ffff888100043500
raw: 0000000000000000 0000000000020002 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0x152a20(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_HARDWALL), pid 441, tgid 441 (syz-executor), ts 26564174108, free_ts 26563319927
set_page_owner include/linux/page_owner.h:33 [inline]
post_alloc_hook+0x213/0x220 mm/page_alloc.c:2637
prep_new_page+0x1b/0x110 mm/page_alloc.c:2644
get_page_from_freelist+0x3a98/0x3b10 mm/page_alloc.c:4539
__alloc_pages+0x234/0x610 mm/page_alloc.c:5837
alloc_slab_page+0x6c/0xf0
allocate_slab mm/slub.c:1962 [inline]
new_slab+0x90/0x3e0 mm/slub.c:2015
___slab_alloc+0x6f9/0xb80 mm/slub.c:3203
__slab_alloc+0x5d/0xa0 mm/slub.c:3302
slab_alloc_node mm/slub.c:3387 [inline]
__kmem_cache_alloc_node+0x207/0x2a0 mm/slub.c:3462
kmalloc_trace+0x2a/0xa0 mm/slab_common.c:1028
kmalloc include/linux/slab.h:563 [inline]
audit_log_d_path+0xb9/0x170 kernel/audit.c:2151
dump_common_audit_data security/lsm_audit.c:223 [inline]
common_lsm_audit+0x1c4/0x1940 security/lsm_audit.c:457
slow_avc_audit+0x26c/0x3c0 security/selinux/avc.c:804
avc_audit security/selinux/include/avc.h:136 [inline]
avc_has_perm+0x1f5/0x260 security/selinux/avc.c:1201
selinux_mount+0x417/0x580
security_sb_mount+0x88/0xc0 security/security.c:993
page last free stack trace:
reset_page_owner include/linux/page_owner.h:26 [inline]
free_pages_prepare mm/page_alloc.c:1545 [inline]
free_pcp_prepare mm/page_alloc.c:1619 [inline]
free_unref_page_prepare+0x9f1/0xa00 mm/page_alloc.c:3581
free_unref_page+0xb2/0x5c0 mm/page_alloc.c:3677
free_the_page mm/page_alloc.c:830 [inline]
free_compound_page+0x9d/0xd0 mm/page_alloc.c:853
destroy_large_folio+0x56/0x90 mm/page_alloc.c:890
__folio_put_large mm/swap.c:110 [inline]
__folio_put+0xcf/0xe0 mm/swap.c:118
folio_put include/linux/mm.h:1431 [inline]
put_page include/linux/mm.h:1483 [inline]
__skb_frag_unref include/linux/skbuff.h:3455 [inline]
skb_release_data+0x3c1/0x840 net/core/skbuff.c:785
skb_release_all net/core/skbuff.c:856 [inline]
__kfree_skb+0x50/0x70 net/core/skbuff.c:870
tcp_wmem_free_skb include/net/tcp.h:305 [inline]
tcp_rtx_queue_unlink_and_free+0x3d5/0x610 include/net/tcp.h:1960
tcp_clean_rtx_queue net/ipv4/tcp_input.c:3400 [inline]
tcp_ack+0x2437/0x6a30 net/ipv4/tcp_input.c:3959
tcp_rcv_established+0xe31/0x1c60 net/ipv4/tcp_input.c:6006
tcp_v4_do_rcv+0x430/0xa20 net/ipv4/tcp_ipv4.c:1683
tcp_v4_rcv+0x20d7/0x2a30 net/ipv4/tcp_ipv4.c:2114
ip_protocol_deliver_rcu+0x32f/0x720 net/ipv4/ip_input.c:205
ip_local_deliver_finish+0x246/0x400 net/ipv4/ip_input.c:233
NF_HOOK include/linux/netfilter.h:305 [inline]
ip_local_deliver+0x1b3/0x3b0 net/ipv4/ip_input.c:254
dst_input include/net/dst.h:454 [inline]
ip_sublist_rcv_finish net/ipv4/ip_input.c:580 [inline]
ip_list_rcv_finish net/ipv4/ip_input.c:631 [inline]
ip_sublist_rcv+0x7e5/0x990 net/ipv4/ip_input.c:639
Memory state around the buggy address:
ffff88811bc0c900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88811bc0c980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff88811bc0ca00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff88811bc0ca80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff88811bc0cb00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 1 PID: 947 Comm: udevd Tainted: G B 6.1.124-syzkaller-00016-ga5f88b652947 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
RIP: 0010:__queue_work+0x4f1/0xd70
Code: 39 03 0f 84 40 01 00 00 e8 5c 6c 2a 00 4c 89 e7 e8 64 69 d7 03 49 bd 00 00 00 00 00 fc ff df 4c 8b 65 d0 4c 89 f0 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 f7 e8 70 09 72 00 49 8b 3e e8 18 62 d7
RSP: 0018:ffffc900001b0c78 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 000000007fffffff RCX: ffff88811c2d0000
RDX: 0000000000000100 RSI: 000000007fffffff RDI: 000000007fffffff
RBP: ffffc900001b0d00 R08: ffffffff814b261b R09: 0000000000000007
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff88811bc0c9c8
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88811bc0c9e0
FS: 00007fa1f22f9c80(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f416ff8 CR3: 000000011b473000 CR4: 00000000003526a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000008 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
delayed_work_timer_fn+0x61/0x80 kernel/workqueue.c:1653
call_timer_fn+0x3b/0x2d0 kernel/time/timer.c:1510
expire_timers kernel/time/timer.c:1550 [inline]
__run_timers+0x756/0xa10 kernel/time/timer.c:1826
run_timer_softirq+0x69/0xf0 kernel/time/timer.c:1839
handle_softirqs+0x1db/0x650 kernel/softirq.c:617
__do_softirq kernel/softirq.c:655 [inline]
invoke_softirq kernel/softirq.c:472 [inline]
__irq_exit_rcu+0x52/0xf0 kernel/softirq.c:704
irq_exit_rcu+0x9/0x10 kernel/softirq.c:716
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1118 [inline]
sysvec_apic_timer_interrupt+0xa9/0xc0 arch/x86/kernel/apic/apic.c:1118
asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:691
RIP: 0010:stackdepot_memcmp lib/stackdepot.c:289 [inline]
RIP: 0010:find_stack lib/stackdepot.c:306 [inline]
RIP: 0010:__stack_depot_save+0x18d/0x480 lib/stackdepot.c:452
Code: 8b 2c c8 45 89 d6 eb 04 4d 8b 6d 00 4d 85 ed 74 2a 45 39 65 08 75 f1 45 39 55 0c 75 eb 31 c0 49 8b 0c c7 49 3b 4c c5 18 75 de <48> ff c0 41 39 c6 75 ed 4d 85 ed 0f 85 93 02 00 00 40 84 ff 4c 89
RSP: 0018:ffffc90011467990 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81bd049b
RDX: ffffc90011467a6c RSI: 00000000f534fb07 RDI: 0000000000000001
RBP: ffffc900114679f0 R08: 0000000000000800 R09: 0000000000000000
R10: 000000000000000e R11: dffffc0000000001 R12: 00000000e09df08e
R13: ffff88810e891460 R14: 000000000000000e R15: ffffc90011467a00
kasan_save_stack mm/kasan/common.c:46 [inline]
kasan_set_track+0x60/0x70 mm/kasan/common.c:52
kasan_save_free_info+0x2b/0x40 mm/kasan/generic.c:516
____kasan_slab_free+0x131/0x180 mm/kasan/common.c:241
__kasan_slab_free+0x11/0x20 mm/kasan/common.c:249
kasan_slab_free include/linux/kasan.h:178 [inline]
slab_free_hook mm/slub.c:1745 [inline]
slab_free_freelist_hook mm/slub.c:1771 [inline]
slab_free mm/slub.c:3686 [inline]
kmem_cache_free+0x291/0x560 mm/slub.c:3711
security_file_free+0xc6/0xe0 security/security.c:1562
file_free fs/file_table.c:56 [inline]
__fput+0x59f/0x870 fs/file_table.c:333
____fput+0x15/0x20 fs/file_table.c:348
task_work_run+0x24d/0x2e0 kernel/task_work.c:203
resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
exit_to_user_mode_loop+0x94/0xa0 kernel/entry/common.c:177
exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:210
__syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline]
syscall_exit_to_user_mode+0x26/0x130 kernel/entry/common.c:303
do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:87
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fa1f1f16ab9
Code: 00 00 00 44 8b 54 24 58 48 89 44 24 30 48 8d 44 24 40 48 89 44 24 38 64 8b 04 25 18 00 00 00 85 c0 75 21 b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 6f 48 8b 15 40 a3 0d 00 f7 d8 64 89 02 48 83
RSP: 002b:00007ffdda20be40 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: fffffffffffffffe RBX: 00007ffdda20dfa0 RCX: 00007fa1f1f16ab9
RDX: 0000000000080000 RSI: 00007fa1f23e7dd8 RDI: 000000000000000b
RBP: 000055ebcb6ce6c0 R08: 000055ebcb69c310 R09: 00007fa1f1ff1b20
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000b
R13: 00007fa1f23e7dd8 R14: 0000000000080000 R15: 0000000000000001
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__queue_work+0x4f1/0xd70
Code: 39 03 0f 84 40 01 00 00 e8 5c 6c 2a 00 4c 89 e7 e8 64 69 d7 03 49 bd 00 00 00 00 00 fc ff df 4c 8b 65 d0 4c 89 f0 48 c1 e8 03 <42> 80 3c 28 00 74 08 4c 89 f7 e8 70 09 72 00 49 8b 3e e8 18 62 d7
RSP: 0018:ffffc900001b0c78 EFLAGS: 00010046
RAX: 0000000000000000 RBX: 000000007fffffff RCX: ffff88811c2d0000
RDX: 0000000000000100 RSI: 000000007fffffff RDI: 000000007fffffff
RBP: ffffc900001b0d00 R08: ffffffff814b261b R09: 0000000000000007
R10: ffffffffffffffff R11: dffffc0000000001 R12: ffff88811bc0c9c8
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88811bc0c9e0
FS: 00007fa1f22f9c80(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f416ff8 CR3: 000000011b473000 CR4: 00000000003526a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000008 DR6: 00000000ffff0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 8b 2c c8 mov (%rax,%rcx,8),%ebp
3: 45 89 d6 mov %r10d,%r14d
6: eb 04 jmp 0xc
8: 4d 8b 6d 00 mov 0x0(%r13),%r13
c: 4d 85 ed test %r13,%r13
f: 74 2a je 0x3b
11: 45 39 65 08 cmp %r12d,0x8(%r13)
15: 75 f1 jne 0x8
17: 45 39 55 0c cmp %r10d,0xc(%r13)
1b: 75 eb jne 0x8
1d: 31 c0 xor %eax,%eax
1f: 49 8b 0c c7 mov (%r15,%rax,8),%rcx
23: 49 3b 4c c5 18 cmp 0x18(%r13,%rax,8),%rcx
28: 75 de jne 0x8
* 2a: 48 ff c0 inc %rax <-- trapping instruction
2d: 41 39 c6 cmp %eax,%r14d
30: 75 ed jne 0x1f
32: 4d 85 ed test %r13,%r13
35: 0f 85 93 02 00 00 jne 0x2ce
3b: 40 84 ff test %dil,%dil
3e: 4c rex.WR
3f: 89 .byte 0x89