------------[ cut here ]------------
======================================================
WARNING: possible circular locking dependency detected
syzkaller #0 Not tainted
------------------------------------------------------
sed/5144 is trying to acquire lock:
ffffffff8c313500 (console_owner){..-.}-{0:0}, at: console_trylock_spinning+0x15c/0x370 kernel/printk/printk.c:1879
but task is already holding lock:
ffff8880b90280d8 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 kernel/time/timer.c:946
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #5 (&base->lock){-.-.}-{2:2}:
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xb0/0x100 kernel/locking/spinlock.c:162
lock_timer_base+0x123/0x270 kernel/time/timer.c:946
__mod_timer+0xfe/0xd00 kernel/time/timer.c:1027
queue_delayed_work_on+0x12d/0x1f0 kernel/workqueue.c:1715
psi_enqueue kernel/sched/stats.h:102 [inline]
enqueue_task+0x26d/0x2b0 kernel/sched/core.c:1992
activate_task kernel/sched/core.c:2024 [inline]
wake_up_new_task+0x442/0x9a0 kernel/sched/core.c:4541
kernel_clone+0x44c/0x990 kernel/fork.c:2703
kernel_thread+0xfa/0x160 kernel/fork.c:2731
rest_init+0x21/0x330 init/main.c:720
start_kernel+0x489/0x540 init/main.c:1154
secondary_startup_64_no_verify+0xb1/0xbb
-> #4 (&rq->__lock){-.-.}-{2:2}:
_raw_spin_lock_nested+0x2e/0x40 kernel/locking/spinlock.c:368
raw_spin_rq_lock_nested+0x26/0x140 kernel/sched/core.c:475
raw_spin_rq_lock kernel/sched/sched.h:1326 [inline]
rq_lock kernel/sched/sched.h:1621 [inline]
task_fork_fair+0x5c/0x350 kernel/sched/fair.c:11499
sched_cgroup_fork+0x2c6/0x320 kernel/sched/core.c:4485
copy_process+0x22f6/0x3e20 kernel/fork.c:2395
kernel_clone+0x23f/0x990 kernel/fork.c:2679
kernel_thread+0xfa/0x160 kernel/fork.c:2731
rest_init+0x21/0x330 init/main.c:720
start_kernel+0x489/0x540 init/main.c:1154
secondary_startup_64_no_verify+0xb1/0xbb
-> #3 (&p->pi_lock){-.-.}-{2:2}:
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xb0/0x100 kernel/locking/spinlock.c:162
try_to_wake_up+0x5c/0x1050 kernel/sched/core.c:4049
__wake_up_common+0x2a4/0x4e0 kernel/sched/wait.c:108
__wake_up_common_lock kernel/sched/wait.c:138 [inline]
__wake_up+0x10e/0x180 kernel/sched/wait.c:157
tty_port_default_wakeup+0xa5/0xf0 drivers/tty/tty_port.c:51
serial8250_tx_chars+0x629/0x830 drivers/tty/serial/8250/8250_port.c:1828
serial8250_handle_irq+0x519/0x610 drivers/tty/serial/8250/8250_port.c:1924
serial8250_default_handle_irq+0xb4/0x1a0 drivers/tty/serial/8250/8250_port.c:1941
serial8250_interrupt+0x9b/0x1c0 drivers/tty/serial/8250/8250_core.c:127
__handle_irq_event_percpu+0x299/0x9d0 kernel/irq/handle.c:156
handle_irq_event_percpu kernel/irq/handle.c:196 [inline]
handle_irq_event+0xa5/0x220 kernel/irq/handle.c:213
handle_edge_irq+0x243/0xb20 kernel/irq/chip.c:819
generic_handle_irq_desc include/linux/irqdesc.h:158 [inline]
handle_irq arch/x86/kernel/irq.c:233 [inline]
__common_interrupt+0xd7/0x1e0 arch/x86/kernel/irq.c:252
common_interrupt+0xb0/0xd0 arch/x86/kernel/irq.c:242
asm_common_interrupt+0x22/0x40 arch/x86/include/asm/idtentry.h:667
native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline]
arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline]
default_idle+0xb/0x10 arch/x86/kernel/process.c:729
default_idle_call+0x81/0xc0 kernel/sched/idle.c:112
cpuidle_idle_call kernel/sched/idle.c:194 [inline]
do_idle+0x21f/0x580 kernel/sched/idle.c:306
cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403
start_secondary+0x330/0x430 arch/x86/kernel/smpboot.c:281
secondary_startup_64_no_verify+0xb1/0xbb
-> #2 (&tty->write_wait){-.-.}-{2:2}:
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xb0/0x100 kernel/locking/spinlock.c:162
__wake_up_common_lock kernel/sched/wait.c:137 [inline]
__wake_up+0xf4/0x180 kernel/sched/wait.c:157
tty_port_default_wakeup+0xa5/0xf0 drivers/tty/tty_port.c:51
serial8250_tx_chars+0x629/0x830 drivers/tty/serial/8250/8250_port.c:1828
serial8250_handle_irq+0x519/0x610 drivers/tty/serial/8250/8250_port.c:1924
serial8250_default_handle_irq+0xb4/0x1a0 drivers/tty/serial/8250/8250_port.c:1941
serial8250_interrupt+0x9b/0x1c0 drivers/tty/serial/8250/8250_core.c:127
__handle_irq_event_percpu+0x299/0x9d0 kernel/irq/handle.c:156
handle_irq_event_percpu kernel/irq/handle.c:196 [inline]
handle_irq_event+0xa5/0x220 kernel/irq/handle.c:213
handle_edge_irq+0x243/0xb20 kernel/irq/chip.c:819
generic_handle_irq_desc include/linux/irqdesc.h:158 [inline]
handle_irq arch/x86/kernel/irq.c:233 [inline]
__common_interrupt+0xd7/0x1e0 arch/x86/kernel/irq.c:252
common_interrupt+0xb0/0xd0 arch/x86/kernel/irq.c:242
asm_common_interrupt+0x22/0x40 arch/x86/include/asm/idtentry.h:667
native_safe_halt arch/x86/include/asm/irqflags.h:51 [inline]
arch_safe_halt arch/x86/include/asm/irqflags.h:89 [inline]
default_idle+0xb/0x10 arch/x86/kernel/process.c:729
default_idle_call+0x81/0xc0 kernel/sched/idle.c:112
cpuidle_idle_call kernel/sched/idle.c:194 [inline]
do_idle+0x21f/0x580 kernel/sched/idle.c:306
cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403
start_secondary+0x330/0x430 arch/x86/kernel/smpboot.c:281
secondary_startup_64_no_verify+0xb1/0xbb
-> #1 (&port_lock_key){-.-.}-{2:2}:
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xb0/0x100 kernel/locking/spinlock.c:162
serial8250_console_write+0x178/0x1000 drivers/tty/serial/8250/8250_port.c:3362
call_console_drivers kernel/printk/printk.c:-1 [inline]
console_unlock+0xb9a/0x1120 kernel/printk/printk.c:2744
vprintk_emit+0xc0/0x150 kernel/printk/printk.c:2274
_printk+0xda/0x130 kernel/printk/printk.c:2299
register_console+0x699/0x980 kernel/printk/printk.c:3107
univ8250_console_init+0x41/0x50 drivers/tty/serial/8250/8250_core.c:690
console_init+0x177/0x5d0 kernel/printk/printk.c:3207
start_kernel+0x2fc/0x540 init/main.c:1090
secondary_startup_64_no_verify+0xb1/0xbb
-> #0 (console_owner){..-.}-{0:0}:
check_prev_add kernel/locking/lockdep.c:3053 [inline]
check_prevs_add kernel/locking/lockdep.c:3172 [inline]
validate_chain kernel/locking/lockdep.c:3788 [inline]
__lock_acquire+0x2c42/0x7d10 kernel/locking/lockdep.c:5012
lock_acquire+0x19e/0x400 kernel/locking/lockdep.c:5623
console_trylock_spinning+0x17c/0x370 kernel/printk/printk.c:1896
vprintk_emit+0xa7/0x150 kernel/printk/printk.c:2273
_printk+0xda/0x130 kernel/printk/printk.c:2299
report_bug+0x1e5/0x2e0 lib/bug.c:195
handle_bug+0x3a/0x70 arch/x86/kernel/traps.c:239
exc_invalid_op+0x16/0x40 arch/x86/kernel/traps.c:259
asm_exc_invalid_op+0x16/0x20 arch/x86/include/asm/idtentry.h:604
copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
____bpf_probe_read_compat kernel/trace/bpf_trace.c:281 [inline]
bpf_probe_read_compat+0xdd/0x170 kernel/trace/bpf_trace.c:277
bpf_prog_63d51858d7cca270+0x3d/0xf90
bpf_dispatcher_nop_func include/linux/bpf.h:888 [inline]
__bpf_prog_run include/linux/filter.h:628 [inline]
bpf_prog_run include/linux/filter.h:635 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
bpf_trace_run3+0x19e/0x350 kernel/trace/bpf_trace.c:1916
trace_timer_start include/trace/events/timer.h:52 [inline]
enqueue_timer+0x394/0x520 kernel/time/timer.c:586
internal_add_timer kernel/time/timer.c:611 [inline]
__mod_timer+0x911/0xd00 kernel/time/timer.c:1078
dsp_cmx_send+0x1ab4/0x1b30 drivers/isdn/mISDN/dsp_cmx.c:1850
call_timer_fn+0x17b/0x540 kernel/time/timer.c:1648
expire_timers kernel/time/timer.c:1699 [inline]
__run_timers+0x53e/0x800 kernel/time/timer.c:1970
run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1983
handle_softirqs+0x339/0x830 kernel/softirq.c:576
__do_softirq kernel/softirq.c:610 [inline]
invoke_softirq kernel/softirq.c:450 [inline]
__irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659
irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
trace_vm_unmapped_area include/trace/events/mmap.h:10 [inline]
find_vma+0x0/0x230 mm/mmap.c:2119
find_vma_intersection include/linux/mm.h:2720 [inline]
__do_munmap+0x201/0xdf0 mm/mmap.c:2833
__vm_munmap+0x140/0x240 mm/mmap.c:2952
elf_map+0x202/0x240 fs/binfmt_elf.c:390
load_elf_binary+0x1092/0x28e0 fs/binfmt_elf.c:1141
search_binary_handler fs/exec.c:1742 [inline]
exec_binprm fs/exec.c:1783 [inline]
bprm_execve+0xaee/0x1840 fs/exec.c:1852
do_execveat_common+0x51e/0x6d0 fs/exec.c:1957
do_execve fs/exec.c:2027 [inline]
__do_sys_execve fs/exec.c:2103 [inline]
__se_sys_execve fs/exec.c:2098 [inline]
__x64_sys_execve+0x8e/0xa0 fs/exec.c:2098
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
other info that might help us debug this:
Chain exists of:
console_owner --> &rq->__lock --> &base->lock
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(&base->lock);
lock(&rq->__lock);
lock(&base->lock);
lock(console_owner);
*** DEADLOCK ***
5 locks held by sed/5144:
#0: ffff88807ac96328 (&mm->mmap_lock){++++}-{3:3}, at: mmap_write_lock_killable include/linux/mmap_lock.h:87 [inline]
#0: ffff88807ac96328 (&mm->mmap_lock){++++}-{3:3}, at: __vm_munmap+0xfa/0x240 mm/mmap.c:2949
#1: ffffc90000007be0 ((&dsp_spl_tl)){+.-.}-{0:0}, at: lockdep_copy_map include/linux/lockdep.h:45 [inline]
#1: ffffc90000007be0 ((&dsp_spl_tl)){+.-.}-{0:0}, at: call_timer_fn+0xca/0x540 kernel/time/timer.c:1638
#2: ffffffff8d1e50f8 (dsp_lock){..-.}-{2:2}, at: dsp_cmx_send+0x22/0x1b30 drivers/isdn/mISDN/dsp_cmx.c:1643
#3: ffff8880b90280d8 (&base->lock){-.-.}-{2:2}, at: lock_timer_base+0x123/0x270 kernel/time/timer.c:946
#4: ffffffff8c31eaa0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 include/linux/rcupdate.h:312
stack backtrace:
CPU: 0 PID: 5144 Comm: sed Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
Call Trace:
dump_stack_lvl+0x188/0x250 lib/dump_stack.c:106
check_noncircular+0x296/0x330 kernel/locking/lockdep.c:2133
check_prev_add kernel/locking/lockdep.c:3053 [inline]
check_prevs_add kernel/locking/lockdep.c:3172 [inline]
validate_chain kernel/locking/lockdep.c:3788 [inline]
__lock_acquire+0x2c42/0x7d10 kernel/locking/lockdep.c:5012
lock_acquire+0x19e/0x400 kernel/locking/lockdep.c:5623
console_trylock_spinning+0x17c/0x370 kernel/printk/printk.c:1896
vprintk_emit+0xa7/0x150 kernel/printk/printk.c:2273
_printk+0xda/0x130 kernel/printk/printk.c:2299
report_bug+0x1e5/0x2e0 lib/bug.c:195
handle_bug+0x3a/0x70 arch/x86/kernel/traps.c:239
exc_invalid_op+0x16/0x40 arch/x86/kernel/traps.c:259
asm_exc_invalid_op+0x16/0x20 arch/x86/include/asm/idtentry.h:604
RIP: 0010:copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Code: 24 45 31 f6 31 ff 89 de e8 fd 94 d8 ff 85 db 48 c7 c0 f2 ff ff ff 49 0f 44 c6 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 80 91 d8 ff <0f> 0b e9 1c ff ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ea fe
RSP: 0018:ffffc90000007838 EFLAGS: 00010046
RAX: ffffffff81a08f90 RBX: 0000000000000008 RCX: ffff88807424bb80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff88807424bb87 R09: 1ffff1100e849770
R10: dffffc0000000000 R11: ffffed100e849771 R12: ffff88807424d308
R13: 00007ffffffff000 R14: ffffc900000078a8 R15: 0000000020000000
bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
____bpf_probe_read_compat kernel/trace/bpf_trace.c:281 [inline]
bpf_probe_read_compat+0xdd/0x170 kernel/trace/bpf_trace.c:277
bpf_prog_63d51858d7cca270+0x3d/0xf90
bpf_dispatcher_nop_func include/linux/bpf.h:888 [inline]
__bpf_prog_run include/linux/filter.h:628 [inline]
bpf_prog_run include/linux/filter.h:635 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
bpf_trace_run3+0x19e/0x350 kernel/trace/bpf_trace.c:1916
trace_timer_start include/trace/events/timer.h:52 [inline]
enqueue_timer+0x394/0x520 kernel/time/timer.c:586
internal_add_timer kernel/time/timer.c:611 [inline]
__mod_timer+0x911/0xd00 kernel/time/timer.c:1078
dsp_cmx_send+0x1ab4/0x1b30 drivers/isdn/mISDN/dsp_cmx.c:1850
call_timer_fn+0x17b/0x540 kernel/time/timer.c:1648
expire_timers kernel/time/timer.c:1699 [inline]
__run_timers+0x53e/0x800 kernel/time/timer.c:1970
run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1983
handle_softirqs+0x339/0x830 kernel/softirq.c:576
__do_softirq kernel/softirq.c:610 [inline]
invoke_softirq kernel/softirq.c:450 [inline]
__irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659
irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:find_vma+0x0/0x230 mm/mmap.c:2273
Code: c9 ff 0f 0b e8 e1 08 c9 ff 0f 0b e8 da 08 c9 ff 0f 0b e8 d3 08 c9 ff 0f 0b e9 1f ff ff ff e8 c7 08 c9 ff e8 ea 64 50 ff eb c4 <55> 41 57 41 56 41 55 41 54 53 48 89 f3 49 89 ff 49 bd 00 00 00 00
RSP: 0018:ffffc900031cf970 EFLAGS: 00000206
RAX: ffffffff81b0324d RBX: ffff88807424bb80 RCX: ffff88807424bb80
RDX: 0000000000000000 RSI: 000055eec894a000 RDI: ffff88807ac96200
RBP: ffff88807ac96200 R08: ffff88807424bb87 R09: 1ffff1100e849770
R10: dffffc0000000000 R11: ffffed100e849771 R12: dffffc0000000000
R13: 0000000000004000 R14: 00002a11376b5000 R15: 000055eec894a000
find_vma_intersection include/linux/mm.h:2720 [inline]
__do_munmap+0x201/0xdf0 mm/mmap.c:2833
__vm_munmap+0x140/0x240 mm/mmap.c:2952
elf_map+0x202/0x240 fs/binfmt_elf.c:390
load_elf_binary+0x1092/0x28e0 fs/binfmt_elf.c:1141
search_binary_handler fs/exec.c:1742 [inline]
exec_binprm fs/exec.c:1783 [inline]
bprm_execve+0xaee/0x1840 fs/exec.c:1852
do_execveat_common+0x51e/0x6d0 fs/exec.c:1957
do_execve fs/exec.c:2027 [inline]
__do_sys_execve fs/exec.c:2103 [inline]
__se_sys_execve fs/exec.c:2098 [inline]
__x64_sys_execve+0x8e/0xa0 fs/exec.c:2098
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7efc24369107
Code: Unable to access opcode bytes at RIP 0x7efc243690dd.
RSP: 002b:00007ffe9451ba18 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
RAX: ffffffffffffffda RBX: 000055ea51e4c078 RCX: 00007efc24369107
RDX: 000055ea51e4c0a0 RSI: 000055ea51e4c078 RDI: 000055ea51e4c130
RBP: 000055ea51e4c130 R08: 00007ffe9451fe70 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000246 R12: 000055ea51e4c0a0
R13: 00007efc2452ee8b R14: 000055ea51e4c0a0 R15: 0000000000000000
WARNING: CPU: 0 PID: 5144 at mm/maccess.c:226 copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Modules linked in:
CPU: 0 PID: 5144 Comm: sed Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026
RIP: 0010:copy_from_user_nofault+0x160/0x1c0 mm/maccess.c:226
Code: 24 45 31 f6 31 ff 89 de e8 fd 94 d8 ff 85 db 48 c7 c0 f2 ff ff ff 49 0f 44 c6 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 80 91 d8 ff <0f> 0b e9 1c ff ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c ea fe
RSP: 0018:ffffc90000007838 EFLAGS: 00010046
RAX: ffffffff81a08f90 RBX: 0000000000000008 RCX: ffff88807424bb80
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffff88807424bb87 R09: 1ffff1100e849770
R10: dffffc0000000000 R11: ffffed100e849771 R12: ffff88807424d308
R13: 00007ffffffff000 R14: ffffc900000078a8 R15: 0000000020000000
FS: 0000000000000000(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007efc243690dd CR3: 000000005a910000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
bpf_probe_read_user_common kernel/trace/bpf_trace.c:157 [inline]
____bpf_probe_read_compat kernel/trace/bpf_trace.c:281 [inline]
bpf_probe_read_compat+0xdd/0x170 kernel/trace/bpf_trace.c:277
bpf_prog_63d51858d7cca270+0x3d/0xf90
bpf_dispatcher_nop_func include/linux/bpf.h:888 [inline]
__bpf_prog_run include/linux/filter.h:628 [inline]
bpf_prog_run include/linux/filter.h:635 [inline]
__bpf_trace_run kernel/trace/bpf_trace.c:1878 [inline]
bpf_trace_run3+0x19e/0x350 kernel/trace/bpf_trace.c:1916
trace_timer_start include/trace/events/timer.h:52 [inline]
enqueue_timer+0x394/0x520 kernel/time/timer.c:586
internal_add_timer kernel/time/timer.c:611 [inline]
__mod_timer+0x911/0xd00 kernel/time/timer.c:1078
dsp_cmx_send+0x1ab4/0x1b30 drivers/isdn/mISDN/dsp_cmx.c:1850
call_timer_fn+0x17b/0x540 kernel/time/timer.c:1648
expire_timers kernel/time/timer.c:1699 [inline]
__run_timers+0x53e/0x800 kernel/time/timer.c:1970
run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1983
handle_softirqs+0x339/0x830 kernel/softirq.c:576
__do_softirq kernel/softirq.c:610 [inline]
invoke_softirq kernel/softirq.c:450 [inline]
__irq_exit_rcu+0x13b/0x230 kernel/softirq.c:659
irq_exit_rcu+0x5/0x20 kernel/softirq.c:671
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
sysvec_apic_timer_interrupt+0xa0/0xc0 arch/x86/kernel/apic/apic.c:1108
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:676
RIP: 0010:find_vma+0x0/0x230 mm/mmap.c:2273
Code: c9 ff 0f 0b e8 e1 08 c9 ff 0f 0b e8 da 08 c9 ff 0f 0b e8 d3 08 c9 ff 0f 0b e9 1f ff ff ff e8 c7 08 c9 ff e8 ea 64 50 ff eb c4 <55> 41 57 41 56 41 55 41 54 53 48 89 f3 49 89 ff 49 bd 00 00 00 00
RSP: 0018:ffffc900031cf970 EFLAGS: 00000206
RAX: ffffffff81b0324d RBX: ffff88807424bb80 RCX: ffff88807424bb80
RDX: 0000000000000000 RSI: 000055eec894a000 RDI: ffff88807ac96200
RBP: ffff88807ac96200 R08: ffff88807424bb87 R09: 1ffff1100e849770
R10: dffffc0000000000 R11: ffffed100e849771 R12: dffffc0000000000
R13: 0000000000004000 R14: 00002a11376b5000 R15: 000055eec894a000
find_vma_intersection include/linux/mm.h:2720 [inline]
__do_munmap+0x201/0xdf0 mm/mmap.c:2833
__vm_munmap+0x140/0x240 mm/mmap.c:2952
elf_map+0x202/0x240 fs/binfmt_elf.c:390
load_elf_binary+0x1092/0x28e0 fs/binfmt_elf.c:1141
search_binary_handler fs/exec.c:1742 [inline]
exec_binprm fs/exec.c:1783 [inline]
bprm_execve+0xaee/0x1840 fs/exec.c:1852
do_execveat_common+0x51e/0x6d0 fs/exec.c:1957
do_execve fs/exec.c:2027 [inline]
__do_sys_execve fs/exec.c:2103 [inline]
__se_sys_execve fs/exec.c:2098 [inline]
__x64_sys_execve+0x8e/0xa0 fs/exec.c:2098
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7efc24369107
Code: Unable to access opcode bytes at RIP 0x7efc243690dd.
RSP: 002b:00007ffe9451ba18 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
RAX: ffffffffffffffda RBX: 000055ea51e4c078 RCX: 00007efc24369107
RDX: 000055ea51e4c0a0 RSI: 000055ea51e4c078 RDI: 000055ea51e4c130
RBP: 000055ea51e4c130 R08: 00007ffe9451fe70 R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000246 R12: 000055ea51e4c0a0
R13: 00007efc2452ee8b R14: 000055ea51e4c0a0 R15: 0000000000000000
----------------
Code disassembly (best guess), 2 bytes skipped:
0: 0f 0b ud2
2: e8 e1 08 c9 ff call 0xffc908e8
7: 0f 0b ud2
9: e8 da 08 c9 ff call 0xffc908e8
e: 0f 0b ud2
10: e8 d3 08 c9 ff call 0xffc908e8
15: 0f 0b ud2
17: e9 1f ff ff ff jmp 0xffffff3b
1c: e8 c7 08 c9 ff call 0xffc908e8
21: e8 ea 64 50 ff call 0xff506510
26: eb c4 jmp 0xffffffec
* 28: 55 push %rbp <-- trapping instruction
29: 41 57 push %r15
2b: 41 56 push %r14
2d: 41 55 push %r13
2f: 41 54 push %r12
31: 53 push %rbx
32: 48 89 f3 mov %rsi,%rbx
35: 49 89 ff mov %rdi,%r15
38: 49 rex.WB
39: bd 00 00 00 00 mov $0x0,%ebp