1965979 pages RAM 0 pages HighMem/MovableOnly 313627 pages reserved netlink: 20 bytes leftover after parsing attributes in process `syz-executor.2'. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 3228 at kernel/events/core.c:1655 perf_group_attach kernel/events/core.c:1655 [inline] WARNING: CPU: 0 PID: 3228 at kernel/events/core.c:1655 add_event_to_ctx+0x8f3/0xc30 kernel/events/core.c:2229 netlink: 20 bytes leftover after parsing attributes in process `syz-executor.2'. Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 3228 Comm: syz-executor.2 Not tainted 4.9.194+ #0 ffff8801c6627958 ffffffff81b67001 0000000000000000 ffffffff82a3b3c0 00000000ffffffff 0000000000000000 0000000000000009 ffff8801c6627a38 ffffffff813fef3a 0000000041b58ab3 ffffffff82e32f55 ffffffff813fed61 Call Trace: [<00000000736b4153>] __dump_stack lib/dump_stack.c:15 [inline] [<00000000736b4153>] dump_stack+0xc1/0x120 lib/dump_stack.c:51 [<00000000aa340614>] panic+0x1d9/0x3bd kernel/panic.c:180 [<000000004de00f55>] __warn.cold+0x2f/0x2f kernel/panic.c:546 [<000000003856b5a5>] warn_slowpath_null+0x2d/0x40 kernel/panic.c:589 [<00000000f50a254c>] perf_group_attach kernel/events/core.c:1655 [inline] [<00000000f50a254c>] add_event_to_ctx+0x8f3/0xc30 kernel/events/core.c:2229 [<00000000bacf619f>] __perf_install_in_context+0x282/0x330 kernel/events/core.c:2320 [<0000000073dc2d47>] remote_function kernel/events/core.c:83 [inline] [<0000000073dc2d47>] remote_function+0x11e/0x1a0 kernel/events/core.c:63 [<0000000026d6b3d5>] generic_exec_single+0x1c4/0x320 kernel/smp.c:141 [<00000000a5743b1d>] smp_call_function_single+0x10d/0x380 kernel/smp.c:285 [<00000000a65bfa98>] cpu_function_call kernel/events/core.c:137 [inline] [<00000000a65bfa98>] perf_install_in_context+0x2f9/0x3a0 kernel/events/core.c:2356 [<0000000053cb8896>] SYSC_perf_event_open kernel/events/core.c:10033 [inline] [<0000000053cb8896>] SyS_perf_event_open+0x1bd3/0x2720 kernel/events/core.c:9674 [<0000000043647ae1>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288 [<00000000096e05f8>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Kernel Offset: disabled Rebooting in 86400 seconds..