WARNING: CPU: 0 PID: 8945 at kernel/events/core.c:1835 perf_group_attach+0x3fd/0x4d0 kernel/events/core.c:1835 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 8945 Comm: rs:main Q:Reg Not tainted 5.2.0-rc5+ #32 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 panic+0x2cb/0x744 kernel/panic.c:219 __warn.cold+0x20/0x4d kernel/panic.c:576 report_bug+0x263/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:179 [inline] fixup_bug arch/x86/kernel/traps.c:174 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:272 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:291 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:986 RIP: 0010:perf_group_attach+0x3fd/0x4d0 kernel/events/core.c:1835 Code: ff 48 8d 7b 10 48 89 f8 48 c1 e8 03 42 80 3c 28 00 75 57 48 8b 5b 10 48 83 eb 10 49 39 dc 75 d4 e9 20 ff ff ff e8 e3 6b ea ff <0f> 0b e9 55 fd ff ff 48 c7 c7 f4 1b a1 89 e8 00 e6 23 00 e9 5b fc RSP: 0018:ffff8880ae809ea8 EFLAGS: 00010006 RAX: ffff88808f332500 RBX: ffff88806b79d2c0 RCX: ffffffff81865378 RDX: 0000000000010000 RSI: ffffffff8186569d RDI: ffff88806b79d4d8 RBP: ffff8880ae809ed8 R08: ffff88808f332500 R09: ffffed1015d013cb R10: ffffed1015d013ca R11: 0000000000000003 R12: ffff88808a6d0000 R13: ffffe8ffffc15018 R14: 0000000000000000 R15: ffff8880ae83a648 add_event_to_ctx kernel/events/core.c:2393 [inline] __perf_install_in_context+0x4b5/0x960 kernel/events/core.c:2544 remote_function kernel/events/core.c:86 [inline] remote_function+0x129/0x1a0 kernel/events/core.c:66 flush_smp_call_function_queue+0x147/0x4f0 kernel/smp.c:244 generic_smp_call_function_single_interrupt+0x13/0x2b kernel/smp.c:193 smp_call_function_single_interrupt+0x9d/0x450 arch/x86/kernel/smp.c:294 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:828 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:767 [inline] RIP: 0010:lock_acquire+0x1ea/0x3f0 kernel/locking/lockdep.c:4306 Code: 7c 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 c4 01 00 00 48 83 3d b2 f7 7a 07 00 0f 84 38 01 00 00 48 8b 7d c8 57 9d <0f> 1f 44 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b RSP: 0018:ffff8880a8a67588 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff04 RAX: 1ffffffff11a4e7e RBX: ffff88808f332500 RCX: 0000000000007561 RDX: dffffc0000000000 RSI: 0000000000000001 RDI: 0000000000000286 RBP: ffff8880a8a675d0 R08: 00000000477c63ff R09: ffff88808f332e18 R10: ffff88808f332df8 R11: ffff88808f332500 R12: ffff8880882ac9f0 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 __raw_spin_lock include/linux/spinlock_api_smp.h:142 [inline] _raw_spin_lock+0x2f/0x40 kernel/locking/spinlock.c:151 spin_lock include/linux/spinlock.h:338 [inline] ext4_do_update_inode fs/ext4/inode.c:5238 [inline] ext4_mark_iloc_dirty+0x269/0x2d80 fs/ext4/inode.c:5869 ext4_mark_inode_dirty+0x23c/0x940 fs/ext4/inode.c:6048 ext4_dirty_inode+0x8f/0xc0 fs/ext4/inode.c:6079 __mark_inode_dirty+0x915/0x1280 fs/fs-writeback.c:2161 mark_inode_dirty include/linux/fs.h:2137 [inline] __generic_write_end+0xad/0x130 fs/buffer.c:2118 generic_write_end+0x74/0x1a0 fs/buffer.c:2162 ext4_da_write_end+0x3c5/0xa50 fs/ext4/inode.c:3201 generic_perform_write+0x2ed/0x520 mm/filemap.c:3217 __generic_file_write_iter+0x25e/0x630 mm/filemap.c:3335 ext4_file_write_iter+0x332/0x1070 fs/ext4/file.c:266 call_write_iter include/linux/fs.h:1872 [inline] new_sync_write+0x4d3/0x770 fs/read_write.c:483 __vfs_write+0xe1/0x110 fs/read_write.c:496 vfs_write+0x20c/0x580 fs/read_write.c:558 ksys_write+0x14f/0x290 fs/read_write.c:611 __do_sys_write fs/read_write.c:623 [inline] __se_sys_write fs/read_write.c:620 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:620 do_syscall_64+0xfd/0x680 arch/x86/entry/common.c:301 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7f42c1e9c19d Code: d1 20 00 00 75 10 b8 01 00 00 00 0f 05 48 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 be fa ff ff 48 89 04 24 b8 01 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 07 fb ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007f42c043d000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000105 RCX: 00007f42c1e9c19d RDX: 0000000000000105 RSI: 0000000000fcb340 RDI: 0000000000000006 RBP: 0000000000fcb340 R08: 0000000000fcb3b1 R09: 00007f42c1819dc7 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000 R13: 00007f42c043d480 R14: 0000000000000002 R15: 0000000000fcb140 Kernel Offset: disabled Rebooting in 86400 seconds..