perf_event_alloc.part.0+0x118e/0x45f0 __do_sys_perf_event_open+0x719/0x2c20 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f ------------[ cut here ]------------ WARNING: fs/namespace.c:1434 at mntput_no_expire+0x78e/0xbe0, CPU#1: syz-executor.2/280 Modules linked in: CPU: 1 UID: 0 PID: 280 Comm: syz-executor.2 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:mntput_no_expire+0x78e/0xbe0 Code: 05 d6 30 81 04 01 e8 71 df 91 ff e9 41 fc ff ff e8 27 47 b4 ff 31 ff 44 89 ee e8 4d 42 b4 ff 45 85 ed 79 09 e8 13 47 b4 ff 90 <0f> 0b 90 e8 0a 47 b4 ff e8 b5 2d fc 02 31 ff 89 c5 89 c6 e8 2a 42 RSP: 0018:ffff88801606fce0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 1ffff11002c0dfa1 RCX: ffffffff81bfaf93 RDX: ffff888018a6d280 RSI: ffffffff81bfaf9d RDI: 0000000000000005 RBP: ffff88801f925340 R08: 0000000000000001 R09: 0000000000000000 R10: 00000000ffffffff R11: 0000000000000001 R12: ffff88801606fd48 R13: 00000000ffffffff R14: ffff88801f925340 R15: ffff88801f925428 FS: 0000555579214400(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055558ef4ec58 CR3: 000000003f1b8000 CR4: 0000000000350ef0 Call Trace: path_umount+0x6e0/0x1100 __x64_sys_umount+0x15c/0x190 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2df1606f87 Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffcd11bd0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 RAX: ffffffffffffffda RBX: 000000000000000b RCX: 00007f2df1606f87 RDX: 00007ffcd11bd199 RSI: 000000000000000a RDI: 00007ffcd11bd190 RBP: 00007ffcd11bd190 R08: 00000000ffffffff R09: 00007ffcd11bcf60 R10: 0000555579215c7b R11: 0000000000000246 R12: 00007f2df165f105 R13: 00007ffcd11be250 R14: 0000555579215c20 R15: 00007ffcd11be290 irq event stamp: 148969 hardirqs last enabled at (148979): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (148986): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (148834): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (148827): [] __irq_exit_rcu+0xc4/0x100 ---[ end trace 0000000000000000 ]--- sr 1:0:0:0: [sr0] tag#0 unaligned transfer I/O error, dev sr0, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 5 prio class 2 capability: warning: `syz-executor.0' uses deprecated v2 capabilities in a way that may be insecure audit: type=1400 audit(1756726506.546:10): avc: denied { block_suspend } for pid=3948 comm="syz-executor.3" capability=36 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 kmemleak: Found object by alias at 0x607f1a63eb7c CPU: 1 UID: 0 PID: 3947 Comm: syz-executor.5 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xca/0x120 __lookup_object+0x94/0xb0 delete_object_full+0x27/0x70 free_percpu+0x30/0x1160 futex_hash_free+0x38/0xc0 mmput+0x2d3/0x390 do_exit+0x79d/0x2970 do_group_exit+0xd3/0x2a0 get_signal+0x2315/0x2340 arch_do_signal_or_restart+0x80/0x790 exit_to_user_mode_loop+0x8b/0x110 do_syscall_64+0x2f7/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc7f5842b19 Code: Unable to access opcode bytes at 0x7fc7f5842aef. RSP: 002b:00007fc7f2db8218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: fffffffffffffe00 RBX: 00007fc7f5955f68 RCX: 00007fc7f5842b19 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fc7f5955f68 RBP: 00007fc7f5955f60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc7f5955f6c R13: 00007ffd5a23f7cf R14: 00007fc7f2db8300 R15: 0000000000022000 kmemleak: Object (percpu) 0x607f1a63eb78 (size 8): kmemleak: comm "syz-executor.6", pid 3951, jiffies 4294790715 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 vfs_create_mount.part.0+0x40/0x440 fc_mount_longterm+0x126/0x160 mq_init_ns+0x42e/0x630 copy_ipcs+0x38d/0x630 create_new_namespaces+0x210/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f audit: type=1400 audit(1756726506.559:11): avc: denied { watch_reads } for pid=3956 comm="syz-executor.4" path="/syzkaller-testdir179904257/syzkaller.1cN8Mk/4/file0" dev="tmpfs" ino=1 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:tmpfs_t:s0 tclass=dir permissive=1 kmemleak: Cannot insert 0x607f1a63eb7c into the object search tree (overlaps existing) CPU: 0 UID: 0 PID: 3951 Comm: syz-executor.6 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xca/0x120 __link_object+0x190/0x210 __create_object+0x48/0x80 pcpu_alloc_noprof+0x87a/0x1170 __percpu_counter_init_many+0x44/0x360 xfrm6_net_init+0x4e/0x1a0 ops_init+0x1e1/0x650 setup_net+0x10d/0x320 copy_net_ns+0x2e3/0x650 create_new_namespaces+0x3f6/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f13c9e8ab19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f13c7400188 EFLAGS: 00000246 ORIG_RAX: 00000000000001b3 RAX: ffffffffffffffda RBX: 00007f13c9f9df60 RCX: 00007f13c9e8ab19 RDX: 0000000000000000 RSI: 0000000000000058 RDI: 0000000020005880 RBP: 00007f13c9ee4f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc7334698f R14: 00007f13c7400300 R15: 0000000000022000 kmemleak: Kernel memory leak detector disabled kmemleak: Object (percpu) 0x607f1a63eb78 (size 8): kmemleak: comm "syz-executor.6", pid 3951, jiffies 4294790715 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 vfs_create_mount.part.0+0x40/0x440 fc_mount_longterm+0x126/0x160 mq_init_ns+0x42e/0x630 copy_ipcs+0x38d/0x630 create_new_namespaces+0x210/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f kmemleak: Found object by alias at 0x607f1a63eb7c CPU: 1 UID: 0 PID: 3970 Comm: syz-executor.5 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xca/0x120 __lookup_object+0x94/0xb0 delete_object_full+0x27/0x70 free_percpu+0x30/0x1160 futex_hash_free+0x38/0xc0 mmput+0x2d3/0x390 do_exit+0x79d/0x2970 do_group_exit+0xd3/0x2a0 get_signal+0x2315/0x2340 arch_do_signal_or_restart+0x80/0x790 exit_to_user_mode_loop+0x8b/0x110 do_syscall_64+0x2f7/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc7f5842b19 Code: Unable to access opcode bytes at 0x7fc7f5842aef. RSP: 002b:00007fc7f2d97218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000001 RBX: 00007fc7f5956028 RCX: 00007fc7f5842b19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007fc7f595602c RBP: 00007fc7f5956020 R08: 000000000000000e R09: 0000000000000000 R10: 0000000000000004 R11: 0000000000000246 R12: 00007fc7f595602c R13: 00007ffd5a23f7cf R14: 00007fc7f2d97300 R15: 0000000000022000 kmemleak: Object (percpu) 0x607f1a63eb78 (size 8): kmemleak: comm "syz-executor.6", pid 3951, jiffies 4294790715 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 vfs_create_mount.part.0+0x40/0x440 fc_mount_longterm+0x126/0x160 mq_init_ns+0x42e/0x630 copy_ipcs+0x38d/0x630 create_new_namespaces+0x210/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f kmemleak: Found object by alias at 0x607f1a63eb7c CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Workqueue: events bpf_prog_free_deferred Call Trace: dump_stack_lvl+0xca/0x120 __lookup_object+0x94/0xb0 delete_object_full+0x27/0x70 free_percpu+0x30/0x1160 __bpf_prog_free+0x12f/0x190 bpf_prog_free_deferred+0x2e5/0x420 process_one_work+0x8e1/0x19c0 worker_thread+0x67e/0xe90 kthread+0x3c8/0x740 ret_from_fork+0x34b/0x430 ret_from_fork_asm+0x1a/0x30 kmemleak: Object (percpu) 0x607f1a63eb78 (size 8): kmemleak: comm "syz-executor.6", pid 3951, jiffies 4294790715 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 vfs_create_mount.part.0+0x40/0x440 fc_mount_longterm+0x126/0x160 mq_init_ns+0x42e/0x630 copy_ipcs+0x38d/0x630 create_new_namespaces+0x210/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f kmemleak: Found object by alias at 0x607f1a63eb7c CPU: 1 UID: 0 PID: 3979 Comm: syz-executor.5 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: dump_stack_lvl+0xca/0x120 __lookup_object+0x94/0xb0 delete_object_full+0x27/0x70 free_percpu+0x30/0x1160 futex_hash_free+0x38/0xc0 mmput+0x2d3/0x390 do_exit+0x79d/0x2970 do_group_exit+0xd3/0x2a0 __x64_sys_exit_group+0x3e/0x50 x64_sys_call+0x18c5/0x18d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc7f5842b19 Code: Unable to access opcode bytes at 0x7fc7f5842aef. RSP: 002b:00007ffd5a23f9f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 000000000000001e RCX: 00007fc7f5842b19 RDX: 00007fc7f57f572b RSI: ffffffffffffffbc RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000001b2d126a50 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffd5a23fae0 kmemleak: Object (percpu) 0x607f1a63eb78 (size 8): kmemleak: comm "syz-executor.6", pid 3951, jiffies 4294790715 kmemleak: min_count = 1 kmemleak: count = 0 kmemleak: flags = 0x21 kmemleak: checksum = 0 kmemleak: backtrace: pcpu_alloc_noprof+0x87a/0x1170 alloc_vfsmnt+0x135/0x6e0 vfs_create_mount.part.0+0x40/0x440 fc_mount_longterm+0x126/0x160 mq_init_ns+0x42e/0x630 copy_ipcs+0x38d/0x630 create_new_namespaces+0x210/0xab0 copy_namespaces+0x45c/0x580 copy_process+0x2649/0x73c0 kernel_clone+0xea/0x7f0 __do_sys_clone3+0x1f5/0x280 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f I/O error, dev loop1, sector 3 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 FAT-fs (loop1): Directory bread(block 3) failed I/O error, dev loop1, sector 4 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 FAT-fs (loop1): Directory bread(block 4) failed I/O error, dev loop1, sector 5 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 FAT-fs (loop1): Directory bread(block 5) failed I/O error, dev loop1, sector 6 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 FAT-fs (loop1): Directory bread(block 6) failed I/O error, dev loop1, sector 3 op 0x0:(READ) flags 0x0 phys_seg 1 prio class 2 FAT-fs (loop1): Directory bread(block 3) failed FAT-fs (loop1): Directory bread(block 4) failed FAT-fs (loop1): Directory bread(block 5) failed FAT-fs (loop1): Directory bread(block 6) failed Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] CPU: 1 UID: 0 PID: 4023 Comm: syz-executor.3 Tainted: G W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff88801790f780 EFLAGS: 00010012 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc90008628000 RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: 0000000000000191 RBP: ffff88801790f9f0 R08: ffff88806cf31340 R09: ffffe8ffffd16b78 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f3113a15700(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f31165b3018 CR3: 000000000c2bb000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_disable.constprop.0+0xa6/0x100 _raw_spin_lock_irqsave+0x53/0x60 try_to_wake_up+0xa0/0x11d0 wake_up_q+0xa1/0x130 futex_wake+0x47e/0x540 do_futex+0x26d/0x370 __x64_sys_futex+0x1c9/0x4d0 do_syscall_64+0xbf/0x360 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f311649fb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3113a15218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f31165b2f68 RCX: 00007f311649fb19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f31165b2f6c RBP: 00007f31165b2f60 R08: 000000000000000e R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 00007f31165b2f6c R13: 00007ffd90e19fdf R14: 00007f3113a15300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff88801790f780 EFLAGS: 00010012 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc90008628000 RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: 0000000000000191 RBP: ffff88801790f9f0 R08: ffff88806cf31340 R09: ffffe8ffffd16b78 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f3113a15700(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f31165b3018 CR3: 000000000c2bb000 CR4: 0000000000350ef0 note: syz-executor.3[4023] exited with irqs disabled Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#2] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197] CPU: 1 UID: 0 PID: 4023 Comm: syz-executor.3 Tainted: G D W 6.17.0-rc4-next-20250901 #1 PREEMPT(voluntary) Tainted: [D]=DIE, [W]=WARN Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff88806cf08ac0 EFLAGS: 00010012 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002 RDX: ffff888016590000 RSI: ffffffff8189a4e7 RDI: 0000000000000191 RBP: ffff88806cf08d30 R08: ffff88806cf313e8 R09: ffffe8ffffd16b78 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf313e8 R15: dffffc0000000000 FS: 00007f3113a15700(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f31165b3018 CR3: 000000000c2bb000 CR4: 0000000000350ef0 Call Trace: perf_trace_run_bpf_submit+0xef/0x180 perf_trace_preemptirq_template+0x259/0x430 trace_irq_disable.constprop.0+0xa6/0x100 irqentry_enter+0x2a/0x60 sysvec_call_function_single+0x18/0xc0 asm_sysvec_call_function_single+0x1a/0x20 RIP: 0010:handle_softirqs+0x174/0x770 Code: c8 83 83 3c 0a 00 00 01 c7 44 24 20 0a 00 00 00 48 89 44 24 18 65 66 c7 05 0f d4 48 06 00 00 e8 72 8f 40 00 fb bb ff ff ff ff <48> c7 c5 c0 c0 a0 85 41 0f bc de 83 c3 01 0f 85 9b 00 00 00 e9 8d RSP: 0018:ffff88806cf08f78 EFLAGS: 00000246 RAX: 0000000000000001 RBX: 00000000ffffffff RCX: ffffffff817c3ab6 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff813bac2e RBP: ffff88801790fe78 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff8643b457 R11: ffff88802032a898 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000282 R15: 0000000000000000 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:make_task_dead+0xa2/0x3b0 Code: 38 00 85 db 0f 84 21 01 00 00 e8 09 a6 38 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 57 a1 38 00 48 85 db 0f 84 17 01 00 00 e9 a5 38 00 31 ff 65 8b 1d 60 2f 49 06 81 e3 ff ff ff 7f 89 de RSP: 0018:ffff88801790ff28 EFLAGS: 00000246 RAX: 0000000000000001 RBX: ffff888016590000 RCX: ffffffff817c3ab6 RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff813b5234 RBP: 000000000000000b R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff8643b457 R11: 0000000000000001 R12: ffff888016590000 R13: 0000000000000000 R14: dffffc0000000032 R15: 0000000000000000 rewind_stack_and_make_dead+0x16/0x20 RIP: 0033:0x7f311649fb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3113a15218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f31165b2f68 RCX: 00007f311649fb19 RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f31165b2f6c RBP: 00007f31165b2f60 R08: 000000000000000e R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 00007f31165b2f6c R13: 00007ffd90e19fdf R14: 00007f3113a15300 R15: 0000000000022000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:perf_tp_event+0x175/0xe70 Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01 RSP: 0018:ffff88801790f780 EFLAGS: 00010012 RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc90008628000 RDX: 0000000000040000 RSI: ffffffff8189a4e7 RDI: 0000000000000191 RBP: ffff88801790f9f0 R08: ffff88806cf31340 R09: ffffe8ffffd16b78 R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000014 R14: ffff88806cf31340 R15: dffffc0000000000 FS: 00007f3113a15700(0000) GS:ffff8880e56d8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f31165b3018 CR3: 000000000c2bb000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: df 48 89 fisttps -0x77(%rax) 3: 85 a8 fd ff ff 48 test %ebp,0x48fffffd(%rax) 9: c1 e8 03 shr $0x3,%eax c: 4c 01 e0 add %r12,%rax f: 48 89 85 c8 fd ff ff mov %rax,-0x238(%rbp) 16: e8 c9 51 ea ff callq 0xffea51e4 1b: 48 8d bb f0 01 00 00 lea 0x1f0(%rbx),%rdi 22: 48 89 f8 mov %rdi,%rax 25: 48 c1 e8 03 shr $0x3,%rax * 29: 42 0f b6 04 20 movzbl (%rax,%r12,1),%eax <-- trapping instruction 2e: 84 c0 test %al,%al 30: 74 08 je 0x3a 32: 3c 03 cmp $0x3,%al 34: 0f 8e c5 0b 00 00 jle 0xbff 3a: 44 rex.R 3b: 8b .byte 0x8b 3c: ab stos %eax,%es:(%rdi) 3d: f0 lock 3e: 01 .byte 0x1