rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 1-...!: (1 ticks this GP) idle=5d1/1/0x4000000000000000 softirq=87407/87407 fqs=0
(detected by 0, t=10502 jiffies, g=96573, q=91)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 24670 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__this_cpu_preempt_check+0xd/0x20 lib/smp_processor_id.c:66
Code: 00 00 48 c7 c6 e0 30 27 8a 48 c7 c7 20 31 27 8a e9 78 fe ff ff 0f 1f 84 00 00 00 00 00 55 48 89 fd 0f 1f 44 00 00 48 89 ee 5d <48> c7 c7 60 31 27 8a e9 57 fe ff ff cc cc cc cc cc cc cc 0f 1f 44
RSP: 0018:ffffc900001e0c18 EFLAGS: 00000082
RAX: 0000000000000001 RBX: 1ffff9200003c186 RCX: ffffffff815d5fde
RDX: 1ffff1100a46f8ab RSI: ffffffff89cc5d00 RDI: ffffffff89cc5d00
RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff9006e907
R10: fffffbfff200dd20 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: ffffffff9082f790 R15: 0000000000000000
FS: 00007f6144b8c700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000200 CR3: 000000001bbc9000 CR4: 0000000000350ee0
Call Trace:
lockdep_recursion_finish kernel/locking/lockdep.c:436 [inline]
lock_acquire kernel/locking/lockdep.c:5643 [inline]
lock_acquire+0x1bb/0x510 kernel/locking/lockdep.c:5606
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x39/0x50 kernel/locking/spinlock.c:162
debug_object_activate+0x12e/0x3e0 lib/debugobjects.c:661
debug_hrtimer_activate kernel/time/hrtimer.c:420 [inline]
debug_activate kernel/time/hrtimer.c:475 [inline]
enqueue_hrtimer+0x27/0x3e0 kernel/time/hrtimer.c:1084
__run_hrtimer kernel/time/hrtimer.c:1702 [inline]
__hrtimer_run_queues+0xb02/0xe50 kernel/time/hrtimer.c:1749
hrtimer_interrupt+0x31c/0x790 kernel/time/hrtimer.c:1811
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1086 [inline]
__sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1103
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1097
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:166 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:200
Code: 48 89 ef 5d e9 c1 ee 4a 00 5d be 03 00 00 00 e9 c6 42 7e 02 66 0f 1f 44 00 00 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 c3 90 <65> 8b 05 c9 2e 89 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b
RSP: 0018:ffffc9000f946d90 EFLAGS: 00000216
RAX: 0000000000004875 RBX: 0000000000000000 RCX: ffffc9000b282000
RDX: 0000000000040000 RSI: ffffffff815fe288 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff9006e907
R10: ffffffff815fe27e R11: 0000000000000000 R12: ffffffff84ef5800
R13: 0000000000000200 R14: ffffc9000f946df0 R15: dffffc0000000000
console_unlock+0x82e/0xdd0 kernel/printk/printk.c:2779
vprintk_emit+0x1b4/0x5f0 kernel/printk/printk.c:2272
vprintk+0x80/0x90 kernel/printk/printk_safe.c:50
_printk+0xba/0xed kernel/printk/printk.c:2293
__nla_validate_parse.cold+0x6d/0xaa lib/nlattr.c:600
__nla_parse+0x3d/0x50 lib/nlattr.c:685
nla_parse_nested_deprecated include/net/netlink.h:1231 [inline]
__rtnl_newlink+0x3a1/0x1760 net/core/rtnetlink.c:3332
rtnl_newlink+0x64/0xa0 net/core/rtnetlink.c:3531
rtnetlink_rcv_msg+0x413/0xb80 net/core/rtnetlink.c:5993
netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2502
netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
netlink_unicast+0x543/0x7f0 net/netlink/af_netlink.c:1345
netlink_sendmsg+0x904/0xe00 net/netlink/af_netlink.c:1921
sock_sendmsg_nosec net/socket.c:705 [inline]
sock_sendmsg+0xcf/0x120 net/socket.c:725
____sys_sendmsg+0x6e2/0x800 net/socket.c:2413
___sys_sendmsg+0xf3/0x170 net/socket.c:2467
__sys_sendmsg+0xe5/0x1b0 net/socket.c:2496
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6143a890e9
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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f6144b8c168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f6143b9bf60 RCX: 00007f6143a890e9
RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007f6143ae308d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe91a5c6cf R14: 00007f6144b8c300 R15: 0000000000022000
rcu: rcu_preempt kthread timer wakeup didn't happen for 10501 jiffies! g96573 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: Possible timer handling issue on cpu=1 timer-softirq=45653
rcu: rcu_preempt kthread starved for 10502 jiffies! g96573 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt state:I stack:27912 pid: 16 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5073 [inline]
__schedule+0xa9a/0x4cc0 kernel/sched/core.c:6388
schedule+0xd2/0x1f0 kernel/sched/core.c:6460
schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1884
rcu_gp_fqs_loop+0x186/0x810 kernel/rcu/tree.c:1971
rcu_gp_kthread+0x1de/0x320 kernel/rcu/tree.c:2144
kthread+0x2e9/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 24670 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:lockdep_recursion_finish kernel/locking/lockdep.c:436 [inline]
RIP: 0010:lock_is_held_type+0xe4/0x140 kernel/locking/lockdep.c:5685
Code: f6 47 22 03 0f 95 c0 45 31 ed 44 39 f0 41 0f 94 c5 48 c7 c7 00 5d cc 89 e8 89 0d 00 00 b8 ff ff ff ff 65 0f c1 05 44 21 95 76 <83> f8 01 75 29 9c 58 f6 c4 02 75 3d 48 f7 04 24 00 02 00 00 74 01
RSP: 0018:ffffc900001e0cb8 EFLAGS: 00000057
RAX: 0000000000000001 RBX: 0000000000000003 RCX: 0000000000000001
RDX: 0000000000000000 RSI: 0000000000010002 RDI: 0000000000000000
RBP: ffffffff8bd82020 R08: 0000000000000000 R09: ffffffff8db92b17
R10: fffffbfff1b72562 R11: 0000000000000000 R12: ffff88805237bb00
R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88805237c5b0
FS: 00007f6144b8c700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000200 CR3: 000000001bbc9000 CR4: 0000000000350ee0
Call Trace:
lock_is_held include/linux/lockdep.h:283 [inline]
rcu_read_lock_sched_held+0x3a/0x70 kernel/rcu/update.c:125
trace_lock_release include/trace/events/lock.h:58 [inline]
lock_release+0x522/0x720 kernel/locking/lockdep.c:5652
rcu_lock_release include/linux/rcupdate.h:273 [inline]
rcu_read_unlock include/linux/rcupdate.h:727 [inline]
advance_sched+0x507/0x9a0 net/sched/sch_taprio.c:770
__run_hrtimer kernel/time/hrtimer.c:1685 [inline]
__hrtimer_run_queues+0x609/0xe50 kernel/time/hrtimer.c:1749
hrtimer_interrupt+0x31c/0x790 kernel/time/hrtimer.c:1811
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1086 [inline]
__sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1103
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1097
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:166 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:200
Code: 48 89 ef 5d e9 c1 ee 4a 00 5d be 03 00 00 00 e9 c6 42 7e 02 66 0f 1f 44 00 00 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 c3 90 <65> 8b 05 c9 2e 89 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b
RSP: 0018:ffffc9000f946d90 EFLAGS: 00000216
RAX: 0000000000004875 RBX: 0000000000000000 RCX: ffffc9000b282000
RDX: 0000000000040000 RSI: ffffffff815fe288 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff9006e907
R10: ffffffff815fe27e R11: 0000000000000000 R12: ffffffff84ef5800
R13: 0000000000000200 R14: ffffc9000f946df0 R15: dffffc0000000000
console_unlock+0x82e/0xdd0 kernel/printk/printk.c:2779
vprintk_emit+0x1b4/0x5f0 kernel/printk/printk.c:2272
vprintk+0x80/0x90 kernel/printk/printk_safe.c:50
_printk+0xba/0xed kernel/printk/printk.c:2293
__nla_validate_parse.cold+0x6d/0xaa lib/nlattr.c:600
__nla_parse+0x3d/0x50 lib/nlattr.c:685
nla_parse_nested_deprecated include/net/netlink.h:1231 [inline]
__rtnl_newlink+0x3a1/0x1760 net/core/rtnetlink.c:3332
rtnl_newlink+0x64/0xa0 net/core/rtnetlink.c:3531
rtnetlink_rcv_msg+0x413/0xb80 net/core/rtnetlink.c:5993
netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2502
netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
netlink_unicast+0x543/0x7f0 net/netlink/af_netlink.c:1345
netlink_sendmsg+0x904/0xe00 net/netlink/af_netlink.c:1921
sock_sendmsg_nosec net/socket.c:705 [inline]
sock_sendmsg+0xcf/0x120 net/socket.c:725
____sys_sendmsg+0x6e2/0x800 net/socket.c:2413
___sys_sendmsg+0xf3/0x170 net/socket.c:2467
__sys_sendmsg+0xe5/0x1b0 net/socket.c:2496
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6143a890e9
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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f6144b8c168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f6143b9bf60 RCX: 00007f6143a890e9
RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007f6143ae308d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe91a5c6cf R14: 00007f6144b8c300 R15: 0000000000022000
watchdog: BUG: soft lockup - CPU#0 stuck for 226s! [kworker/u4:6:1221]
Modules linked in:
irq event stamp: 20551842
hardirqs last enabled at (20551841): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:645
hardirqs last disabled at (20551842): [] sysvec_apic_timer_interrupt+0xb/0xc0 arch/x86/kernel/apic/apic.c:1097
softirqs last enabled at (20503802): [] invoke_softirq kernel/softirq.c:432 [inline]
softirqs last enabled at (20503802): [] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:637
softirqs last disabled at (20503739): [] invoke_softirq kernel/softirq.c:432 [inline]
softirqs last disabled at (20503739): [] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:637
CPU: 0 PID: 1221 Comm: kworker/u4:6 Not tainted 5.18.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:csd_lock_wait kernel/smp.c:411 [inline]
RIP: 0010:smp_call_function_many_cond+0x499/0x1110 kernel/smp.c:969
Code: 01 89 ee e8 49 ce 0b 00 85 ed 74 47 48 8b 04 24 49 89 c4 83 e0 07 49 c1 ec 03 48 89 c5 4d 01 fc 83 c5 03 e8 09 cc 0b 00 f3 90 <41> 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 21 0a 00 00 8b 43 08 31
RSP: 0018:ffffc9000546f950 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffff8880b9d3edc0 RCX: 0000000000000000
RDX: ffff88801e070000 RSI: ffffffff816d74e7 RDI: 0000000000000003
RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff816d750d R11: 0000000000000000 R12: ffffed10173a7db9
R13: 0000000000000001 R14: 0000000000000001 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555556423708 CR3: 000000000ba8e000 CR4: 0000000000350ef0
Call Trace:
on_each_cpu_cond_mask+0x56/0xa0 kernel/smp.c:1135
on_each_cpu include/linux/smp.h:71 [inline]
text_poke_sync arch/x86/kernel/alternative.c:1184 [inline]
text_poke_bp_batch+0x22c/0x6b0 arch/x86/kernel/alternative.c:1372
text_poke_flush arch/x86/kernel/alternative.c:1542 [inline]
text_poke_flush arch/x86/kernel/alternative.c:1539 [inline]
text_poke_finish+0x16/0x30 arch/x86/kernel/alternative.c:1549
arch_jump_label_transform_apply+0x13/0x20 arch/x86/kernel/jump_label.c:146
jump_label_update+0x32f/0x410 kernel/jump_label.c:830
static_key_enable_cpuslocked+0x1b1/0x260 kernel/jump_label.c:177
static_key_enable+0x16/0x20 kernel/jump_label.c:190
toggle_allocation_gate mm/kfence/core.c:774 [inline]
toggle_allocation_gate+0x100/0x390 mm/kfence/core.c:766
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e9/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:298
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 24670 Comm: syz-executor.4 Not tainted 5.18.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:variable_test_bit arch/x86/include/asm/bitops.h:214 [inline]
RIP: 0010:test_bit include/asm-generic/bitops/instrumented-non-atomic.h:135 [inline]
RIP: 0010:hlock_class kernel/locking/lockdep.c:197 [inline]
RIP: 0010:__lock_acquire+0x1452/0x56c0 kernel/locking/lockdep.c:5025
Code: 2f 00 00 41 0f b7 5c 24 f8 66 81 e3 ff 1f 0f b7 db be 08 00 00 00 48 89 d8 48 c1 f8 06 48 8d 3c c5 00 e9 06 90 e8 de 76 67 00 <48> 0f a3 1d 06 8b a9 0e 0f 83 2c 06 00 00 48 8d 1c 5b 48 c1 e3 06
RSP: 0018:ffffc900001e0be0 EFLAGS: 00000046
RAX: 0000000000000001 RBX: 0000000000000004 RCX: ffffffff815d5df2
RDX: fffffbfff200dd21 RSI: 0000000000000008 RDI: ffffffff9006e900
RBP: ffff88805237c5d2 R08: 0000000000000000 R09: ffffffff9006e907
R10: fffffbfff200dd20 R11: 0000000000000001 R12: ffff88805237c5b0
R13: ffff88805237bb00 R14: 0000000000000001 R15: 500a6bdcabdd8e75
FS: 00007f6144b8c700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000200 CR3: 000000001bbc9000 CR4: 0000000000350ee0
Call Trace:
lock_acquire kernel/locking/lockdep.c:5641 [inline]
lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5606
__raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline]
_raw_spin_lock_irq+0x32/0x50 kernel/locking/spinlock.c:170
__run_hrtimer kernel/time/hrtimer.c:1689 [inline]
__hrtimer_run_queues+0x243/0xe50 kernel/time/hrtimer.c:1749
hrtimer_interrupt+0x31c/0x790 kernel/time/hrtimer.c:1811
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1086 [inline]
__sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1103
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1097
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:166 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:200
Code: 48 89 ef 5d e9 c1 ee 4a 00 5d be 03 00 00 00 e9 c6 42 7e 02 66 0f 1f 44 00 00 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 c3 90 <65> 8b 05 c9 2e 89 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b
RSP: 0018:ffffc9000f946d90 EFLAGS: 00000216
RAX: 0000000000004875 RBX: 0000000000000000 RCX: ffffc9000b282000
RDX: 0000000000040000 RSI: ffffffff815fe288 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff9006e907
R10: ffffffff815fe27e R11: 0000000000000000 R12: ffffffff84ef5800
R13: 0000000000000200 R14: ffffc9000f946df0 R15: dffffc0000000000
console_unlock+0x82e/0xdd0 kernel/printk/printk.c:2779
vprintk_emit+0x1b4/0x5f0 kernel/printk/printk.c:2272
vprintk+0x80/0x90 kernel/printk/printk_safe.c:50
_printk+0xba/0xed kernel/printk/printk.c:2293
__nla_validate_parse.cold+0x6d/0xaa lib/nlattr.c:600
__nla_parse+0x3d/0x50 lib/nlattr.c:685
nla_parse_nested_deprecated include/net/netlink.h:1231 [inline]
__rtnl_newlink+0x3a1/0x1760 net/core/rtnetlink.c:3332
rtnl_newlink+0x64/0xa0 net/core/rtnetlink.c:3531
rtnetlink_rcv_msg+0x413/0xb80 net/core/rtnetlink.c:5993
netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2502
netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]
netlink_unicast+0x543/0x7f0 net/netlink/af_netlink.c:1345
netlink_sendmsg+0x904/0xe00 net/netlink/af_netlink.c:1921
sock_sendmsg_nosec net/socket.c:705 [inline]
sock_sendmsg+0xcf/0x120 net/socket.c:725
____sys_sendmsg+0x6e2/0x800 net/socket.c:2413
___sys_sendmsg+0xf3/0x170 net/socket.c:2467
__sys_sendmsg+0xe5/0x1b0 net/socket.c:2496
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f6143a890e9
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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f6144b8c168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f6143b9bf60 RCX: 00007f6143a890e9
RDX: 0000000000000000 RSI: 0000000020000040 RDI: 0000000000000004
RBP: 00007f6143ae308d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe91a5c6cf R14: 00007f6144b8c300 R15: 0000000000022000
----------------
Code disassembly (best guess):
0: 00 00 add %al,(%rax)
2: 48 c7 c6 e0 30 27 8a mov $0xffffffff8a2730e0,%rsi
9: 48 c7 c7 20 31 27 8a mov $0xffffffff8a273120,%rdi
10: e9 78 fe ff ff jmpq 0xfffffe8d
15: 0f 1f 84 00 00 00 00 nopl 0x0(%rax,%rax,1)
1c: 00
1d: 55 push %rbp
1e: 48 89 fd mov %rdi,%rbp
21: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
26: 48 89 ee mov %rbp,%rsi
29: 5d pop %rbp
* 2a: 48 c7 c7 60 31 27 8a mov $0xffffffff8a273160,%rdi <-- trapping instruction
31: e9 57 fe ff ff jmpq 0xfffffe8d
36: cc int3
37: cc int3
38: cc int3
39: cc int3
3a: cc int3
3b: cc int3
3c: cc int3
3d: 0f .byte 0xf
3e: 1f (bad)
3f: 44 rex.R