------------[ cut here ]------------ WARNING: CPU: 0 PID: 25012 at kernel/time/hrtimer.c:945 hrtimer_forward+0x1e3/0x270 kernel/time/hrtimer.c:945 Modules linked in: CPU: 0 PID: 25012 Comm: syz-executor.0 Not tainted 5.14.0-rc4-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: ffff88806d5b6fa0 RCX: 0000000000000100 RDX: ffff88806eeb9c40 RSI: ffffffff81653933 RDI: 0000000000000003 RBP: 00000000061a8000 R08: 0000000000000000 R09: 0000000000000001 R10: ffffffff816537e8 R11: 0000000000000000 R12: 0000000000000000 R13: 000000839e61e0bc R14: 0000000000000001 R15: ffffffff85322ba0 FS: 00007fe2c02a2700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000004e4b44 CR3: 000000001c671000 CR4: 00000000001506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600 Call Trace: <IRQ> 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 </IRQ> asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638 RIP: 0010:lock_is_held_type+0xfd/0x140 kernel/locking/lockdep.c:5673 Code: 00 00 b8 ff ff ff ff 65 0f c1 05 7e 9e d7 76 83 f8 01 75 29 9c 58 f6 c4 02 75 3d 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 45 31 ed eb b9 0f 0b 48 RSP: 0018:ffffc9000116f078 EFLAGS: 00000286 RAX: 0000000000000046 RBX: 0000000000000005 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffffff8b97c0c0 R08: 0000000000000000 R09: ffffffff8d6c7f17 R10: fffffbfff1ad8fe2 R11: 0000000000000000 R12: ffff88806eeb9c40 R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88806eeba6d0 lock_is_held include/linux/lockdep.h:283 [inline] rcu_read_lock_sched_held+0x3a/0x70 kernel/rcu/update.c:125 trace_lock_release include/trace/events/lock.h:58 [inline] lock_release+0x522/0x720 kernel/locking/lockdep.c:5636 __mutex_unlock_slowpath+0x81/0x610 kernel/locking/mutex.c:1229 ext4_mb_release_context fs/ext4/mballoc.c:5377 [inline] ext4_mb_new_blocks+0x2bba/0x5230 fs/ext4/mballoc.c:5558 ext4_alloc_branch fs/ext4/indirect.c:333 [inline] ext4_ind_map_blocks+0x19f2/0x2440 fs/ext4/indirect.c:626 ext4_map_blocks+0x9c9/0x17d0 fs/ext4/inode.c:640 ext4_iomap_alloc fs/ext4/inode.c:3426 [inline] ext4_iomap_begin+0x4a1/0x7f0 fs/ext4/inode.c:3476 iomap_apply+0x177/0xb50 fs/iomap/apply.c:46 __iomap_dio_rw+0x725/0x1300 fs/iomap/direct-io.c:561 iomap_dio_rw+0x30/0x90 fs/iomap/direct-io.c:649 ext4_dio_write_iter fs/ext4/file.c:568 [inline] ext4_file_write_iter+0xe18/0x14e0 fs/ext4/file.c:678 call_write_iter include/linux/fs.h:2114 [inline] new_sync_write+0x426/0x650 fs/read_write.c:518 vfs_write+0x75a/0xa40 fs/read_write.c:605 ksys_write+0x12d/0x250 fs/read_write.c:658 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: 0033:0x4665e9 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:00007fe2c02a2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9 RDX: 000000000020b000 RSI: 0000000020000000 RDI: 0000000000000004 RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffd6eba9caf R14: 00007fe2c02a2300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: e5 4d in $0x4d,%eax 2: 0f 4e ec cmovle %esp,%ebp 5: e8 bd 72 10 00 callq 0x1072c7 a: 4c 89 6b 20 mov %r13,0x20(%rbx) e: e8 b4 72 10 00 callq 0x1072c7 13: 4c 89 f0 mov %r14,%rax 16: 48 83 c4 18 add $0x18,%rsp 1a: 5b pop %rbx 1b: 5d pop %rbp 1c: 41 5c pop %r12 1e: 41 5d pop %r13 20: 41 5e pop %r14 22: 41 5f pop %r15 24: c3 retq 25: e8 9d 72 10 00 callq 0x1072c7 2a: 0f 0b ud2 <-- trapping instruction 2c: 45 31 f6 xor %r14d,%r14d 2f: eb dd jmp 0xe 31: e8 91 72 10 00 callq 0x1072c7 36: 4c 89 e0 mov %r12,%rax 39: 48 8b 3c 24 mov (%rsp),%rdi 3d: 48 99 cqto 3f: 48 rex.W