------------[ cut here ]------------ WARNING: CPU: 0 PID: 20469 at kernel/time/hrtimer.c:945 hrtimer_forward+0x1e3/0x270 kernel/time/hrtimer.c:945 Modules linked in: CPU: 0 PID: 20469 Comm: syz-executor.2 Not tainted 5.14.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:hrtimer_forward+0x1e3/0x270 kernel/time/hrtimer.c:945 Code: e5 4d 0f 4e ec e8 bd 72 10 00 4c 89 6b 20 e8 b4 72 10 00 4c 89 f0 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f c3 e8 9d 72 10 00 <0f> 0b 45 31 f6 eb dd e8 91 72 10 00 4c 89 e0 48 8b 3c 24 48 99 48 RSP: 0018:ffffc90000007dc8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff888016c86fa0 RCX: 0000000000000100 RDX: ffff888069d7d4c0 RSI: ffffffff81653713 RDI: 0000000000000003 RBP: 00000000061a8000 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff816535c8 R11: 0000000000000000 R12: 0000000000000000 R13: 000001f4756a8ed7 R14: 0000000000000001 R15: ffffffff85330150 FS: 00007f9ac16e3700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c0017f42d0 CR3: 0000000030b9c000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: mac80211_hwsim_beacon+0x159/0x1a0 drivers/net/wireless/mac80211_hwsim.c:1870 __run_hrtimer kernel/time/hrtimer.c:1537 [inline] __hrtimer_run_queues+0x609/0xe50 kernel/time/hrtimer.c:1601 hrtimer_run_softirq+0x17b/0x360 kernel/time/hrtimer.c:1618 __do_softirq+0x29b/0x9c2 kernel/softirq.c:558 invoke_softirq kernel/softirq.c:432 [inline] __irq_exit_rcu+0x16e/0x1c0 kernel/softirq.c:636 irq_exit_rcu+0x5/0x20 kernel/softirq.c:648 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1100 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:preempt_schedule_irq+0x49/0x90 kernel/sched/core.c:6326 Code: 55 53 65 48 8b 1c 25 00 f0 01 00 48 89 dd 48 c1 ed 03 48 01 c5 bf 01 00 00 00 e8 a2 26 20 f8 e8 ed 70 4c f8 fb bf 01 00 00 00 d2 cd ff ff 9c 58 fa f6 c4 02 75 27 bf 01 00 00 00 e8 b0 15 20 RSP: 0018:ffffc900018ae888 EFLAGS: 00000202 RAX: 0000000000002367 RBX: ffff888069d7d4c0 RCX: 1ffffffff1fa57da RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffffed100d3afa98 R08: 0000000000000001 R09: ffffffff8fcf297f R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 irqentry_exit+0x31/0x80 kernel/entry/common.c:427 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:check_kcov_mode+0x31/0x40 kernel/kcov.c:175 Code: 89 c2 81 e2 00 01 00 00 a9 00 01 ff 00 74 10 31 c0 85 d2 74 15 8b 96 34 15 00 00 85 d2 74 0b 8b 86 10 15 00 00 39 f8 0f 94 c0 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 31 c0 65 8b 15 17 4e RSP: 0018:ffffc900018ae950 EFLAGS: 00000297 RAX: 0000000000000000 RBX: ffffc900018aea18 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffff888069d7d4c0 RDI: 0000000000000003 RBP: 0000000000000007 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff83f4b391 R11: 000000000000003f R12: ffff888036303440 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 write_comp_data kernel/kcov.c:218 [inline] __sanitizer_cov_trace_const_cmp4+0x1c/0x70 kernel/kcov.c:284 xa_entry include/linux/xarray.h:1182 [inline] xas_descend+0x2b1/0x3b0 lib/xarray.c:204 xas_load+0xe5/0x140 lib/xarray.c:240 xa_get_order+0xf7/0x390 lib/xarray.c:1761 __add_to_page_cache_locked+0x4e7/0x1040 mm/filemap.c:884 add_to_page_cache_lru+0x173/0x5c0 mm/filemap.c:967 page_cache_ra_unbounded+0x3ab/0x930 mm/readahead.c:221 do_page_cache_ra mm/readahead.c:267 [inline] ondemand_readahead+0x61e/0x11a0 mm/readahead.c:550 page_cache_async_ra mm/readahead.c:607 [inline] page_cache_async_ra+0x2e1/0x3f0 mm/readahead.c:582 page_cache_async_readahead include/linux/pagemap.h:907 [inline] filemap_readahead mm/filemap.c:2442 [inline] filemap_get_pages+0x61a/0x1940 mm/filemap.c:2483 filemap_read+0x2ca/0xe40 mm/filemap.c:2550 generic_file_read_iter+0x397/0x4f0 mm/filemap.c:2701 ext4_file_read_iter+0x1d4/0x5d0 fs/ext4/file.c:130 __kernel_read+0x58d/0xa90 fs/read_write.c:454 integrity_kernel_read+0x7b/0xb0 security/integrity/iint.c:199 ima_calc_file_hash_tfm+0x2aa/0x3b0 security/integrity/ima/ima_crypto.c:484 ima_calc_file_shash security/integrity/ima/ima_crypto.c:515 [inline] ima_calc_file_hash+0x19d/0x4b0 security/integrity/ima/ima_crypto.c:572 ima_collect_measurement+0x4ca/0x570 security/integrity/ima/ima_api.c:252 process_measurement+0xd1c/0x17e0 security/integrity/ima/ima_main.c:330 ima_file_check+0xb1/0x100 security/integrity/ima/ima_main.c:499 do_open fs/namei.c:3376 [inline] path_openat+0x15ca/0x27f0 fs/namei.c:3507 do_filp_open+0x1aa/0x400 fs/namei.c:3534 do_sys_openat2+0x16d/0x420 fs/open.c:1204 do_sys_open fs/open.c:1220 [inline] __do_sys_openat fs/open.c:1236 [inline] __se_sys_openat fs/open.c:1231 [inline] __x64_sys_openat+0x13f/0x1f0 fs/open.c:1231 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665f9 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:00007f9ac16e3188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665f9 RDX: 2da8020000100008 RSI: 0000000020000240 RDI: ffffffffffffff9c RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 000000000500001c R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffced3503df R14: 00007f9ac16e3300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 55 push %rbp 1: 53 push %rbx 2: 65 48 8b 1c 25 00 f0 mov %gs:0x1f000,%rbx 9: 01 00 b: 48 89 dd mov %rbx,%rbp e: 48 c1 ed 03 shr $0x3,%rbp 12: 48 01 c5 add %rax,%rbp 15: bf 01 00 00 00 mov $0x1,%edi 1a: e8 a2 26 20 f8 callq 0xf82026c1 1f: e8 ed 70 4c f8 callq 0xf84c7111 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 d2 cd ff ff callq 0xffffce01 <-- trapping instruction 2f: 9c pushfq 30: 58 pop %rax 31: fa cli 32: f6 c4 02 test $0x2,%ah 35: 75 27 jne 0x5e 37: bf 01 00 00 00 mov $0x1,%edi 3c: e8 .byte 0xe8 3d: b0 15 mov $0x15,%al 3f: 20 .byte 0x20