BUG: unable to handle page fault for address: ffffc90000ca4030 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 10c00067 P4D 10c00067 PUD 10db1067 PMD 116a1067 PTE 0 Oops: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 4888 Comm: systemd-journal Not tainted 5.11.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:bpf_dispatcher_nop_func include/linux/bpf.h:651 [inline] RIP: 0010:__bpf_trace_run kernel/trace/bpf_trace.c:2085 [inline] RIP: 0010:bpf_trace_run3+0x143/0x3f0 kernel/trace/bpf_trace.c:2123 Code: f7 ff 48 8d 7b 30 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 9f 02 00 00 48 8d 73 38 48 8d 7c 24 28 53 30 e8 05 19 f7 ff e8 70 6e 81 07 31 ff 89 c3 89 c6 e8 75 20 RSP: 0018:ffffc900015af8d0 EFLAGS: 00010086 RAX: 0000000000000000 RBX: ffffc90000ca4000 RCX: ffffffff817bbfde RDX: 0000000000000000 RSI: ffffc90000ca4038 RDI: ffffc900015af8f8 RBP: 1ffff920002b5f1b R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff817bbf4c R11: 0000000000000000 R12: 0000000000000001 R13: ffff88801278d340 R14: 0000000000000001 R15: ffff888021ee9bc0 FS: 00007fd7bec8a8c0(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90000ca4030 CR3: 0000000012228000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __bpf_trace_sched_switch+0xdc/0x120 include/trace/events/sched.h:222 __traceiter_sched_switch+0x69/0xb0 include/trace/events/sched.h:222 trace_sched_switch include/trace/events/sched.h:222 [inline] __schedule+0x11a6/0x21a0 kernel/sched/core.c:5075 preempt_schedule_irq+0x4e/0x90 kernel/sched/core.c:5340 irqentry_exit_cond_resched kernel/entry/common.c:385 [inline] irqentry_exit_cond_resched kernel/entry/common.c:377 [inline] irqentry_exit+0x7a/0xa0 kernel/entry/common.c:415 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:629 RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:26 [inline] RIP: 0010:check_kcov_mode kernel/kcov.c:163 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:197 Code: 00 00 00 4d 8b 0b 48 0f bd c8 49 8b 14 24 48 63 c9 e9 66 ff ff ff 4c 01 ca 49 89 13 e9 00 fd ff ff 66 0f 1f 84 00 00 00 00 00 <65> 8b 05 69 19 8f 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b RSP: 0018:ffffc900015afc38 EFLAGS: 00000202 RAX: 00000000002339e3 RBX: 00000000000012ad RCX: ffffffff815853c7 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000001b89 R08: 0000000000000001 R09: ffffffff8f871847 R10: fffffbfff1f0e308 R11: 0000000000000000 R12: 0000000000000041 R13: 0000000000000000 R14: ffffffff815b0d80 R15: 0000000000000001 devkmsg_poll+0x122/0x1d0 kernel/printk/printk.c:832 vfs_poll include/linux/poll.h:90 [inline] ep_item_poll+0xf4/0x190 fs/eventpoll.c:840 ep_send_events fs/eventpoll.c:1677 [inline] ep_poll fs/eventpoll.c:1792 [inline] do_epoll_wait+0x724/0x1920 fs/eventpoll.c:2220 __do_sys_epoll_wait fs/eventpoll.c:2232 [inline] __se_sys_epoll_wait fs/eventpoll.c:2227 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2227 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7fd7bdf532e3 Code: 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d 29 54 2b 00 00 75 13 49 89 ca b8 e8 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 34 c3 48 83 ec 08 e8 0b c2 00 00 48 89 04 24 RSP: 002b:00007ffd20a98258 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 000055e7ea3b51e0 RCX: 00007fd7bdf532e3 RDX: 0000000000000013 RSI: 00007ffd20a98260 RDI: 0000000000000008 RBP: 00007ffd20a98450 R08: 000055e7ea3b7360 R09: 00007ffd20a9f080 R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffd20a98260 R13: 0000000000000001 R14: 0000000000000000 R15: 0005bb245f7f8c20 Modules linked in: CR2: ffffc90000ca4030 ---[ end trace 9b1044295a40474e ]--- RIP: 0010:bpf_dispatcher_nop_func include/linux/bpf.h:651 [inline] RIP: 0010:__bpf_trace_run kernel/trace/bpf_trace.c:2085 [inline] RIP: 0010:bpf_trace_run3+0x143/0x3f0 kernel/trace/bpf_trace.c:2123 Code: f7 ff 48 8d 7b 30 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 9f 02 00 00 48 8d 73 38 48 8d 7c 24 28 53 30 e8 05 19 f7 ff e8 70 6e 81 07 31 ff 89 c3 89 c6 e8 75 20 RSP: 0018:ffffc900015af8d0 EFLAGS: 00010086 RAX: 0000000000000000 RBX: ffffc90000ca4000 RCX: ffffffff817bbfde RDX: 0000000000000000 RSI: ffffc90000ca4038 RDI: ffffc900015af8f8 RBP: 1ffff920002b5f1b R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff817bbf4c R11: 0000000000000000 R12: 0000000000000001 R13: ffff88801278d340 R14: 0000000000000001 R15: ffff888021ee9bc0 FS: 00007fd7bec8a8c0(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc90000ca4030 CR3: 0000000012228000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400