audit: type=1400 audit(1562232360.492:43): avc:  denied  { create } for  pid=7773 comm="syz-executor.3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1
netlink: 3 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 3 bytes leftover after parsing attributes in process `syz-executor.3'.
WARNING: CPU: 0 PID: 7526 at kernel/events/core.c:1833 perf_group_attach+0x3fd/0x4d0 kernel/events/core.c:1833
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 7526 Comm: rs:main Q:Reg Not tainted 4.19.57 #29
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 panic+0x263/0x507 kernel/panic.c:185
 __warn.cold+0x20/0x4a kernel/panic.c:540
 report_bug+0x263/0x2b0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 fixup_bug arch/x86/kernel/traps.c:173 [inline]
 do_error_trap+0x204/0x360 arch/x86/kernel/traps.c:296
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1013
RIP: 0010:perf_group_attach+0x3fd/0x4d0 kernel/events/core.c:1833
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 d3 3d ec ff <0f> 0b e9 55 fd ff ff 48 c7 c7 80 aa b0 88 e8 f0 ab 22 00 e9 5b fc
RSP: 0018:ffff8880ae807ea8 EFLAGS: 00010006
RAX: ffff8880a4df84c0 RBX: ffff88805ed74e80 RCX: ffffffff817ed5b8
RDX: 0000000000010000 RSI: ffffffff817ed8dd RDI: ffff88805ed75098
RBP: ffff8880ae807ed8 R08: ffff8880a4df84c0 R09: ffffed1015d064c2
R10: ffffed1015d064c1 R11: ffff8880ae83260b R12: ffff88805ed75700
R13: ffffe8ffffc143d0 R14: 0000000000000000 R15: ffff8880ae832608
 add_event_to_ctx kernel/events/core.c:2391 [inline]
 __perf_install_in_context+0x4b5/0x960 kernel/events/core.c:2532
 remote_function kernel/events/core.c:87 [inline]
 remote_function+0x129/0x1a0 kernel/events/core.c:67
 flush_smp_call_function_queue+0x147/0x4f0 kernel/smp.c:243
 generic_smp_call_function_single_interrupt+0x13/0x2b kernel/smp.c:192
 smp_call_function_single_interrupt+0x9d/0x450 arch/x86/kernel/smp.c:296
 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:891
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:lock_acquire+0x1ea/0x3f0 kernel/locking/lockdep.c:3903
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 ea be 1f 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:ffff8880878b7ae8 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff04
RAX: 1ffffffff10e46d1 RBX: ffff8880a4df84c0 RCX: 00000000fc440126
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000286
RBP: ffff8880878b7b30 R08: 0000000000000001 R09: 0000000000000002
R10: ffff8880a4df8d90 R11: db7419e15e760d68 R12: ffff888084346928
R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000
 down_write_trylock kernel/locking/rwsem.c:105 [inline]
 down_write_trylock+0x56/0xa0 kernel/locking/rwsem.c:100
 inode_trylock include/linux/fs.h:767 [inline]
 ext4_file_write_iter+0x23f/0x1060 fs/ext4/file.c:232
 call_write_iter include/linux/fs.h:1820 [inline]
 new_sync_write fs/read_write.c:474 [inline]
 __vfs_write+0x587/0x810 fs/read_write.c:487
 vfs_write+0x20c/0x560 fs/read_write.c:549
 ksys_write+0x14f/0x2d0 fs/read_write.c:599
 __do_sys_write fs/read_write.c:611 [inline]
 __se_sys_write fs/read_write.c:608 [inline]
 __x64_sys_write+0x73/0xb0 fs/read_write.c:608
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f8de440119d
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:00007f8de29a2000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000081 RCX: 00007f8de440119d
RDX: 0000000000000081 RSI: 00000000019d2a90 RDI: 0000000000000001
RBP: 00000000019d2a90 R08: 00000000019d2a90 R09: 70206e6920736574
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000000
R13: 00007f8de29a2480 R14: 0000000000000001 R15: 00000000019d2890
Kernel Offset: disabled
Rebooting in 86400 seconds..