device geneve3 entered promiscuous mode
================================================================================
UBSAN: Undefined behaviour in net/core/gen_estimator.c:87:38
shift exponent -246 is negative
CPU: 0 PID: 6517 Comm: syz-executor.2 Not tainted 4.19.148-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __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
 est_timer.cold+0x96/0x126 net/core/gen_estimator.c:87
 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
 </IRQ>
RIP: 0010:write_comp_data+0x23/0x70 kernel/kcov.c:122
Code: 1f 84 00 00 00 00 00 49 89 f1 49 89 fa 65 48 8b 34 25 40 ee 01 00 65 8b 05 8a 2a 90 7e a9 00 01 1f 00 75 4f 8b 86 e0 12 00 00 <83> f8 03 75 44 48 8b 86 e8 12 00 00 8b b6 e4 12 00 00 48 8b 38 48
RSP: 0018:ffff88809e6afad8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81435439
RDX: 0000000000000000 RSI: ffff88808779e600 RDI: 0000000000000005
RBP: ffff88809e6afd04 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000040000005 R14: ffff88808ef36380 R15: 0000000040000000
 wait_task_stopped kernel/exit.c:1235 [inline]
 wait_consider_task+0x3f9/0x3af0 kernel/exit.c:1439
 do_wait_thread kernel/exit.c:1465 [inline]
 do_wait+0x4ac/0xad0 kernel/exit.c:1536
 kernel_wait4+0x14c/0x260 kernel/exit.c:1678
 __do_sys_wait4 kernel/exit.c:1690 [inline]
 __se_sys_wait4+0x149/0x160 kernel/exit.c:1686
 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x41798b
Code: 54 55 41 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 7b f9 ff ff 45 31 d2 41 89 c0 49 63 d4 48 89 ee 48 63 fb b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 19 44 89 c7 89 44 24 0c e8 b1 f9 ff ff 8b 44
RSP: 002b:00007ffc78311bd0 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 000000000041798b
RDX: 0000000040000001 RSI: 00007ffc78311c30 RDI: ffffffffffffffff
RBP: 00007ffc78311c30 R08: 0000000000000000 R09: 00000000021f2940
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000040000001
R13: 00007ffc78311c30 R14: 000000000005da7a R15: 00007ffc78311c40
================================================================================
================================================================================
UBSAN: Undefined behaviour in net/core/gen_estimator.c:88:23
shift exponent 255 is too large for 64-bit type 'long long unsigned int'
CPU: 0 PID: 6517 Comm: syz-executor.2 Not tainted 4.19.148-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __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
 est_timer.cold+0xd6/0x126 net/core/gen_estimator.c:88
 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
 </IRQ>
RIP: 0010:write_comp_data+0x23/0x70 kernel/kcov.c:122
Code: 1f 84 00 00 00 00 00 49 89 f1 49 89 fa 65 48 8b 34 25 40 ee 01 00 65 8b 05 8a 2a 90 7e a9 00 01 1f 00 75 4f 8b 86 e0 12 00 00 <83> f8 03 75 44 48 8b 86 e8 12 00 00 8b b6 e4 12 00 00 48 8b 38 48
RSP: 0018:ffff88809e6afad8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81435439
RDX: 0000000000000000 RSI: ffff88808779e600 RDI: 0000000000000005
RBP: ffff88809e6afd04 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000040000005 R14: ffff88808ef36380 R15: 0000000040000000
 wait_task_stopped kernel/exit.c:1235 [inline]
 wait_consider_task+0x3f9/0x3af0 kernel/exit.c:1439
 do_wait_thread kernel/exit.c:1465 [inline]
 do_wait+0x4ac/0xad0 kernel/exit.c:1536
 kernel_wait4+0x14c/0x260 kernel/exit.c:1678
 __do_sys_wait4 kernel/exit.c:1690 [inline]
 __se_sys_wait4+0x149/0x160 kernel/exit.c:1686
 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x41798b
Code: 54 55 41 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 7b f9 ff ff 45 31 d2 41 89 c0 49 63 d4 48 89 ee 48 63 fb b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 19 44 89 c7 89 44 24 0c e8 b1 f9 ff ff 8b 44
RSP: 002b:00007ffc78311bd0 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 000000000041798b
RDX: 0000000040000001 RSI: 00007ffc78311c30 RDI: ffffffffffffffff
RBP: 00007ffc78311c30 R08: 0000000000000000 R09: 00000000021f2940
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000040000001
R13: 00007ffc78311c30 R14: 000000000005da7a R15: 00007ffc78311c40
================================================================================
================================================================================
UBSAN: Undefined behaviour in net/core/gen_estimator.c:90:46
shift exponent -246 is negative
CPU: 0 PID: 6517 Comm: syz-executor.2 Not tainted 4.19.148-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __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
 est_timer.cold+0x17/0x126 net/core/gen_estimator.c:90
 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
 </IRQ>
RIP: 0010:write_comp_data+0x23/0x70 kernel/kcov.c:122
Code: 1f 84 00 00 00 00 00 49 89 f1 49 89 fa 65 48 8b 34 25 40 ee 01 00 65 8b 05 8a 2a 90 7e a9 00 01 1f 00 75 4f 8b 86 e0 12 00 00 <83> f8 03 75 44 48 8b 86 e8 12 00 00 8b b6 e4 12 00 00 48 8b 38 48
RSP: 0018:ffff88809e6afad8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81435439
RDX: 0000000000000000 RSI: ffff88808779e600 RDI: 0000000000000005
RBP: ffff88809e6afd04 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000040000005 R14: ffff88808ef36380 R15: 0000000040000000
 wait_task_stopped kernel/exit.c:1235 [inline]
 wait_consider_task+0x3f9/0x3af0 kernel/exit.c:1439
 do_wait_thread kernel/exit.c:1465 [inline]
 do_wait+0x4ac/0xad0 kernel/exit.c:1536
 kernel_wait4+0x14c/0x260 kernel/exit.c:1678
 __do_sys_wait4 kernel/exit.c:1690 [inline]
 __se_sys_wait4+0x149/0x160 kernel/exit.c:1686
 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x41798b
Code: 54 55 41 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 7b f9 ff ff 45 31 d2 41 89 c0 49 63 d4 48 89 ee 48 63 fb b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 19 44 89 c7 89 44 24 0c e8 b1 f9 ff ff 8b 44
RSP: 002b:00007ffc78311bd0 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 000000000041798b
RDX: 0000000040000001 RSI: 00007ffc78311c30 RDI: ffffffffffffffff
RBP: 00007ffc78311c30 R08: 0000000000000000 R09: 00000000021f2940
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000040000001
R13: 00007ffc78311c30 R14: 000000000005da7a R15: 00007ffc78311c40
================================================================================
================================================================================
UBSAN: Undefined behaviour in net/core/gen_estimator.c:91:22
shift exponent 255 is too large for 64-bit type 'long long unsigned int'
CPU: 0 PID: 6517 Comm: syz-executor.2 Not tainted 4.19.148-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __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
 est_timer.cold+0x5b/0x126 net/core/gen_estimator.c:91
 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
 </IRQ>
RIP: 0010:write_comp_data+0x23/0x70 kernel/kcov.c:122
Code: 1f 84 00 00 00 00 00 49 89 f1 49 89 fa 65 48 8b 34 25 40 ee 01 00 65 8b 05 8a 2a 90 7e a9 00 01 1f 00 75 4f 8b 86 e0 12 00 00 <83> f8 03 75 44 48 8b 86 e8 12 00 00 8b b6 e4 12 00 00 48 8b 38 48
RSP: 0018:ffff88809e6afad8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff81435439
RDX: 0000000000000000 RSI: ffff88808779e600 RDI: 0000000000000005
RBP: ffff88809e6afd04 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000040000005 R14: ffff88808ef36380 R15: 0000000040000000
 wait_task_stopped kernel/exit.c:1235 [inline]
 wait_consider_task+0x3f9/0x3af0 kernel/exit.c:1439
 do_wait_thread kernel/exit.c:1465 [inline]
 do_wait+0x4ac/0xad0 kernel/exit.c:1536
 kernel_wait4+0x14c/0x260 kernel/exit.c:1678
 __do_sys_wait4 kernel/exit.c:1690 [inline]
 __se_sys_wait4+0x149/0x160 kernel/exit.c:1686
 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x41798b
Code: 54 55 41 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 7b f9 ff ff 45 31 d2 41 89 c0 49 63 d4 48 89 ee 48 63 fb b8 3d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 19 44 89 c7 89 44 24 0c e8 b1 f9 ff ff 8b 44
RSP: 002b:00007ffc78311bd0 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 000000000041798b
RDX: 0000000040000001 RSI: 00007ffc78311c30 RDI: ffffffffffffffff
RBP: 00007ffc78311c30 R08: 0000000000000000 R09: 00000000021f2940
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000040000001
R13: 00007ffc78311c30 R14: 000000000005da7a R15: 00007ffc78311c40
================================================================================
device geneve3 entered promiscuous mode
device geneve3 entered promiscuous mode
nla_parse: 1 callbacks suppressed
netlink: 64 bytes leftover after parsing attributes in process `syz-executor.0'.
netlink: 64 bytes leftover after parsing attributes in process `syz-executor.0'.
netlink: 64 bytes leftover after parsing attributes in process `syz-executor.0'.
device geneve3 entered promiscuous mode
netlink: 64 bytes leftover after parsing attributes in process `syz-executor.0'.
netlink: 64 bytes leftover after parsing attributes in process `syz-executor.0'.
device wlan1 entered promiscuous mode
IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
netlink: 64 bytes leftover after parsing attributes in process `syz-executor.0'.
device wlan1 left promiscuous mode
netlink: 64 bytes leftover after parsing attributes in process `syz-executor.0'.
netlink: 64 bytes leftover after parsing attributes in process `syz-executor.0'.
netlink: 40 bytes leftover after parsing attributes in process `syz-executor.5'.
netlink: 64 bytes leftover after parsing attributes in process `syz-executor.0'.
bridge1: port 1(syz_tun) entered blocking state
bridge1: port 1(syz_tun) entered disabled state
device syz_tun entered promiscuous mode
9pnet: Unknown protocol version 9p2000.L9
bridge1: port 1(syz_tun) entered blocking state
bridge1: port 1(syz_tun) entered forwarding state
bridge1: received packet on syz_tun with own address as source address (addr:aa:aa:aa:aa:aa:aa, vlan:0)
hfsplus: invalid uid specified
hfsplus: unable to parse mount options
device syz_tun left promiscuous mode
bridge1: port 1(syz_tun) entered disabled state
delete_channel: no stack
bridge2: port 1(syz_tun) entered blocking state
bridge2: port 1(syz_tun) entered disabled state
delete_channel: no stack
device syz_tun entered promiscuous mode
bridge2: port 1(syz_tun) entered blocking state
bridge2: port 1(syz_tun) entered forwarding state
bridge2: received packet on syz_tun with own address as source address (addr:aa:aa:aa:aa:aa:aa, vlan:0)
device syz_tun left promiscuous mode
bridge2: port 1(syz_tun) entered disabled state
bridge3: port 1(syz_tun) entered blocking state
bridge3: port 1(syz_tun) entered disabled state
device syz_tun entered promiscuous mode
bridge3: port 1(syz_tun) entered blocking state
bridge3: port 1(syz_tun) entered forwarding state
IPv6: ADDRCONF(NETDEV_UP): bridge3: link is not ready
bridge3: received packet on syz_tun with own address as source address (addr:aa:aa:aa:aa:aa:aa, vlan:0)
BTRFS: device fsid f90cac8b-044b-4fa8-8bee-4b8d3da88dc2 devid 1 transid 7 /dev/loop4
BTRFS info (device loop4): disk space caching is enabled
device syz_tun left promiscuous mode
BTRFS info (device loop4): has skinny extents
bridge3: port 1(syz_tun) entered disabled state
bridge4: port 1(syz_tun) entered blocking state
bridge4: port 1(syz_tun) entered disabled state
device syz_tun entered promiscuous mode
bridge4: port 1(syz_tun) entered blocking state
bridge4: port 1(syz_tun) entered forwarding state
nla_parse: 29 callbacks suppressed
netlink: 64 bytes leftover after parsing attributes in process `syz-executor.0'.
netlink: 64 bytes leftover after parsing attributes in process `syz-executor.0'.
attempt to access beyond end of device
loop4: rw=4096, want=2064, limit=267
netlink: 40 bytes leftover after parsing attributes in process `syz-executor.5'.
BTRFS error (device loop4): failed to read chunk root
BTRFS error (device loop4): open_ctree failed
BTRFS info (device loop4): disk space caching is enabled
BTRFS info (device loop4): has skinny extents
BTRFS error (device loop4): open_ctree failed
FAT-fs (loop2): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
BTRFS info (device loop4): disk space caching is enabled
netlink: 12 bytes leftover after parsing attributes in process `syz-executor.5'.
BTRFS info (device loop4): has skinny extents
attempt to access beyond end of device
loop4: rw=4096, want=2064, limit=267
BTRFS error (device loop4): failed to read chunk root
BTRFS error (device loop4): open_ctree failed