================================================================================ UBSAN: Undefined behaviour in ./include/net/red.h:272:18 shift exponent 103 is too large for 64-bit type 'long unsigned int' CPU: 0 PID: 6505 Comm: syz-executor.4 Not tainted 4.19.147-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x22c/0x33e lib/dump_stack.c:118 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422 red_calc_qavg_from_idle_time include/net/red.h:272 [inline] red_adaptative_algo include/net/red.h:404 [inline] red_adaptative_timer+0x7ed/0x870 net/sched/sch_red.c:266 call_timer_fn+0x177/0x760 kernel/time/timer.c:1338 expire_timers+0x243/0x500 kernel/time/timer.c:1375 __run_timers kernel/time/timer.c:1703 [inline] run_timer_softirq+0x259/0x730 kernel/time/timer.c:1716 __do_softirq+0x27d/0xad2 kernel/softirq.c:292 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x22d/0x270 kernel/softirq.c:412 exiting_irq arch/x86/include/asm/apic.h:544 [inline] smp_apic_timer_interrupt+0x15f/0x5d0 arch/x86/kernel/apic/apic.c:1094 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894 RIP: 0010:debug_lockdep_rcu_enabled kernel/rcu/update.c:254 [inline] RIP: 0010:debug_lockdep_rcu_enabled+0x7d/0xe0 kernel/rcu/update.c:251 Code: 03 83 c0 03 0f b6 14 11 38 d0 7c 04 84 d2 75 64 8b 0d 37 12 b9 08 85 c9 74 45 65 48 8b 1c 25 40 ee 01 00 48 8d bb 84 08 00 00 <48> b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 14 02 48 RSP: 0018:ffff88805684fd70 EFLAGS: 00000202 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000003 RBX: ffff888056844040 RCX: 0000000000000001 RDX: 0000000000000004 RSI: 0000000000000002 RDI: ffff8880568448c4 UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! RBP: ffffffff8851cf80 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000005 R11: 0000000000000000 R12: 000000000000000a R13: ffff88805684fe28 R14: 0000000000000000 R15: 0000000000000000 ___might_sleep+0x15/0x530 kernel/sched/core.c:6161 __might_fault+0xba/0x1d0 mm/memory.c:4635 _copy_from_user+0x29/0x130 lib/usercopy.c:10 copy_from_user include/linux/uaccess.h:147 [inline] get_timespec64+0x75/0x120 kernel/time/time.c:862 UDF-fs: warning (device loop1): udf_fill_super: No fileset found __do_sys_nanosleep kernel/time/hrtimer.c:1771 [inline] __se_sys_nanosleep kernel/time/hrtimer.c:1766 [inline] __x64_sys_nanosleep+0xab/0x220 kernel/time/hrtimer.c:1766 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c641 Code: 75 14 b8 23 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 64 cd fb ff c3 48 83 ec 08 e8 ea 46 00 00 48 89 04 24 b8 23 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 33 47 00 00 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007ffff15f60f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000023 RAX: ffffffffffffffda RBX: 00000000000803b8 RCX: 000000000045c641 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffff15f6100 RBP: 0000000000000536 R08: 0000000000000000 R09: 000000000340e940 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000007 R13: 00007ffff15f6150 R14: 00000000000803a7 R15: 00007ffff15f6160 ================================================================================ UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: warning (device loop3): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 512 failed UDF-fs: warning (device loop3): udf_load_vrs: No anchor found UDF-fs: Scanning with blocksize 1024 failed UDF-fs: error (device loop2): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop3): udf_load_vrs: No anchor found UDF-fs: warning (device loop2): udf_fill_super: No fileset found UDF-fs: Scanning with blocksize 2048 failed UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: warning (device loop3): udf_load_vrs: No VRS found UDF-fs: Scanning with blocksize 4096 failed UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop5): udf_fill_super: No fileset found UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop5): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: INFO Mounting volume 'LinuxUDF', timestamp 2020/09/19 18:44 (1000) UDF-fs: error (device loop5): udf_read_inode: (ino 1344) failed !bh UDF-fs: error (device loop5): udf_fill_super: Error in udf_iget, block=48, partition=0 UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found squashfs: SQUASHFS error: unable to read xattr id index table UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) squashfs: SQUASHFS error: unable to read xattr id index table UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) squashfs: SQUASHFS error: Can't find a SQUASHFS superblock on loop5 UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) squashfs: SQUASHFS error: Can't find a SQUASHFS superblock on loop5 UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) squashfs: SQUASHFS error: Can't find a SQUASHFS superblock on loop5 UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No partition found (2) squashfs: SQUASHFS error: Can't find a SQUASHFS superblock on loop5 UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found UDF-fs: error (device loop1): udf_process_sequence: Primary Volume Descriptor not found! UDF-fs: warning (device loop1): udf_fill_super: No fileset found