=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbd1/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Not tainted 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbd1/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbde/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbde/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbeb/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbeb/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:309 [inline]
BUG: KMSAN: uninit-value in profile_hits+0x1252/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:309 [inline]
profile_hits+0x1252/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbd1/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbd1/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbde/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbde/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbeb/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbeb/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:309 [inline]
BUG: KMSAN: uninit-value in profile_hits+0x1252/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:309 [inline]
profile_hits+0x1252/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbd1/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbd1/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbde/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbde/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbeb/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbeb/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:309 [inline]
BUG: KMSAN: uninit-value in profile_hits+0x1252/0x12f0 kernel/profile.c:398
CPU: 1 PID: 8221 Comm: syz-fuzzer Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:309 [inline]
profile_hits+0x1252/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0000:ffff8881228129b8 EFLAGS: 00000206
RAX: ffff88810359ba48 RBX: ffff888145f8c600 RCX: 000000010399ba48
RDX: ffff88810399ba48 RSI: 0000000000000200 RDI: ffff888103d9ba48
RBP: ffff8881228129d0 R08: ffffea000000000f R09: ffff88813fffa000
R10: ffffffff7fffffff R11: ffff8881271a0000 R12: ffff888103d9ba48
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
virtscsi_add_cmd+0xab3/0xc10 drivers/scsi/virtio_scsi.c:498
virtscsi_queuecommand+0xf9e/0x11c0 drivers/scsi/virtio_scsi.c:591
scsi_dispatch_cmd+0x661/0xc80 drivers/scsi/scsi_lib.c:1528
scsi_queue_rq+0x4063/0x4ad0 drivers/scsi/scsi_lib.c:1692
blk_mq_dispatch_rq_list+0x97d/0x3660 block/blk-mq.c:1369
__blk_mq_do_dispatch_sched block/blk-mq-sched.c:186 [inline]
blk_mq_do_dispatch_sched+0xb61/0x1490 block/blk-mq-sched.c:199
__blk_mq_sched_dispatch_requests+0x62b/0x960 block/blk-mq-sched.c:310
blk_mq_sched_dispatch_requests+0x1a4/0x360 block/blk-mq-sched.c:341
__blk_mq_run_hw_queue+0x16a/0x2a0 block/blk-mq.c:1488
__blk_mq_delay_run_hw_queue+0x1ae/0x800 block/blk-mq.c:1565
blk_mq_run_hw_queue+0x540/0x760 block/blk-mq.c:1618
blk_mq_sched_insert_requests+0x4e7/0x730 block/blk-mq-sched.c:491
blk_mq_flush_plug_list+0x999/0xc40 block/blk-mq.c:1942
blk_flush_plug_list+0x71f/0x7a0 block/blk-core.c:1749
blk_finish_plug+0xa0/0xd0 block/blk-core.c:1766
read_pages+0xb50/0x1720 mm/readahead.c:150
page_cache_ra_unbounded+0xe4e/0xf40 mm/readahead.c:238
do_page_cache_ra+0x289/0x2a0 mm/readahead.c:267
do_sync_mmap_readahead+0xa8b/0xc10 mm/filemap.c:2810
filemap_fault+0x5da/0x2520 mm/filemap.c:2898
ext4_filemap_fault+0xbb/0x130 fs/ext4/inode.c:6196
__do_fault mm/memory.c:3639 [inline]
do_read_fault+0x9f6/0x11e0 mm/memory.c:3941
do_fault mm/memory.c:4069 [inline]
handle_pte_fault mm/memory.c:4320 [inline]
__handle_mm_fault mm/memory.c:4455 [inline]
handle_mm_fault+0x3be2/0x4ef0 mm/memory.c:4553
do_user_addr_fault+0x159a/0x2650 arch/x86/mm/fault.c:1403
handle_page_fault arch/x86/mm/fault.c:1488 [inline]
__exc_page_fault+0xe3/0x340 arch/x86/mm/fault.c:1544
exc_page_fault+0x45/0x50 arch/x86/mm/fault.c:1500
asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:595
RIP: 0033:0x402a11
Code: db f4 c5 fd d7 d6 48 83 c6 40 48 83 c7 40 48 83 eb 40 81 fa ff ff ff ff 74 c4 c5 f8 77 c6 00 00 c3 c5 f8 77 48 83 fb 08 76 1b <48> 8b 0e 48 8b 17 48 83 c6 08 48 83 c7 08 48 83 eb 08 48 39 d1 74
RSP: 002b:000000c005083440 EFLAGS: 00010206
RAX: 000000c005083460 RBX: 0000000000000019 RCX: 000000c000577ba0
RDX: 000000c000577bc8 RSI: 00000000007e07c3 RDI: 000000c009af2840
RBP: 000000c0050834a8 R08: 00000000007e07c3 R09: 000000c009af2840
R10: 000000c009af2840 R11: 0000000000000020 R12: ffffffffffffffff
R13: 0000000000000007 R14: 0000000000000006 R15: 0000000000000017
Local variable ----sgs.i@virtscsi_add_cmd created at:
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
__virtscsi_add_cmd drivers/scsi/virtio_scsi.c:423 [inline]
virtscsi_add_cmd+0x181/0xc10 drivers/scsi/virtio_scsi.c:494
=====================================================
clocksource: timekeeping watchdog on CPU1: Marking clocksource 'tsc' as unstable because the skew is too large:
clocksource: 'acpi_pm' wd_now: 23166a wd_last: e15a26 mask: ffffff
clocksource: 'tsc' cs_now: 34ee6896837 cs_last: 34bbf138a9b mask: ffffffffffffffff
tsc: Marking TSC unstable due to clocksource watchdog
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbd1/0x12f0 kernel/profile.c:398
CPU: 1 PID: 2877 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events nsim_dev_trap_report_work
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbd1/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0018:ffff8880ae507958 EFLAGS: 00000206
RAX: ffff8880bb53f648 RBX: ffff88810013f62c RCX: 00000000bb93f648
RDX: ffff8880bb93f648 RSI: 0000000000000200 RDI: ffff88810013f648
RBP: ffff8880ae507970 R08: ffffea000000000f R09: ffff88813fffa000
R10: 000000009139edcd R11: 00000000ffffffff R12: ffff88810013f648
R13: ffff8880ae507a70 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
_crng_backtrack_protect drivers/char/random.c:1056 [inline]
crng_backtrack_protect+0x68b/0x8b0 drivers/char/random.c:1069
_get_random_bytes+0x3ee/0x560 drivers/char/random.c:1556
get_random_bytes+0x106/0x2f0 drivers/char/random.c:1568
nsim_dev_trap_skb_build drivers/net/netdevsim/dev.c:540 [inline]
nsim_dev_trap_report drivers/net/netdevsim/dev.c:570 [inline]
nsim_dev_trap_report_work+0xa28/0x1180 drivers/net/netdevsim/dev.c:611
process_one_work+0x1219/0x1fe0 kernel/workqueue.c:2275
worker_thread+0x10ec/0x2340 kernel/workqueue.c:2421
kthread+0x521/0x560 kernel/kthread.c:292
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
Local variable ----sg.i@wg_packet_decrypt_worker created at:
decrypt_packet drivers/net/wireguard/receive.c:250 [inline]
wg_packet_decrypt_worker+0x456/0x17b0 drivers/net/wireguard/receive.c:507
decrypt_packet drivers/net/wireguard/receive.c:250 [inline]
wg_packet_decrypt_worker+0x456/0x17b0 drivers/net/wireguard/receive.c:507
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbde/0x12f0 kernel/profile.c:398
CPU: 1 PID: 2877 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events nsim_dev_trap_report_work
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbde/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0018:ffff8880ae507958 EFLAGS: 00000206
RAX: ffff8880bb53f648 RBX: ffff88810013f62c RCX: 00000000bb93f648
RDX: ffff8880bb93f648 RSI: 0000000000000200 RDI: ffff88810013f648
RBP: ffff8880ae507970 R08: ffffea000000000f R09: ffff88813fffa000
R10: 000000009139edcd R11: 00000000ffffffff R12: ffff88810013f648
R13: ffff8880ae507a70 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
_crng_backtrack_protect drivers/char/random.c:1056 [inline]
crng_backtrack_protect+0x68b/0x8b0 drivers/char/random.c:1069
_get_random_bytes+0x3ee/0x560 drivers/char/random.c:1556
get_random_bytes+0x106/0x2f0 drivers/char/random.c:1568
nsim_dev_trap_skb_build drivers/net/netdevsim/dev.c:540 [inline]
nsim_dev_trap_report drivers/net/netdevsim/dev.c:570 [inline]
nsim_dev_trap_report_work+0xa28/0x1180 drivers/net/netdevsim/dev.c:611
process_one_work+0x1219/0x1fe0 kernel/workqueue.c:2275
worker_thread+0x10ec/0x2340 kernel/workqueue.c:2421
kthread+0x521/0x560 kernel/kthread.c:292
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
Local variable ----sg.i@wg_packet_decrypt_worker created at:
decrypt_packet drivers/net/wireguard/receive.c:250 [inline]
wg_packet_decrypt_worker+0x456/0x17b0 drivers/net/wireguard/receive.c:507
decrypt_packet drivers/net/wireguard/receive.c:250 [inline]
wg_packet_decrypt_worker+0x456/0x17b0 drivers/net/wireguard/receive.c:507
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xbeb/0x12f0 kernel/profile.c:398
CPU: 1 PID: 2877 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events nsim_dev_trap_report_work
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xbeb/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0018:ffff8880ae507958 EFLAGS: 00000206
RAX: ffff8880bb53f648 RBX: ffff88810013f62c RCX: 00000000bb93f648
RDX: ffff8880bb93f648 RSI: 0000000000000200 RDI: ffff88810013f648
RBP: ffff8880ae507970 R08: ffffea000000000f R09: ffff88813fffa000
R10: 000000009139edcd R11: 00000000ffffffff R12: ffff88810013f648
R13: ffff8880ae507a70 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
_crng_backtrack_protect drivers/char/random.c:1056 [inline]
crng_backtrack_protect+0x68b/0x8b0 drivers/char/random.c:1069
_get_random_bytes+0x3ee/0x560 drivers/char/random.c:1556
get_random_bytes+0x106/0x2f0 drivers/char/random.c:1568
nsim_dev_trap_skb_build drivers/net/netdevsim/dev.c:540 [inline]
nsim_dev_trap_report drivers/net/netdevsim/dev.c:570 [inline]
nsim_dev_trap_report_work+0xa28/0x1180 drivers/net/netdevsim/dev.c:611
process_one_work+0x1219/0x1fe0 kernel/workqueue.c:2275
worker_thread+0x10ec/0x2340 kernel/workqueue.c:2421
kthread+0x521/0x560 kernel/kthread.c:292
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
Local variable ----sg.i@wg_packet_decrypt_worker created at:
decrypt_packet drivers/net/wireguard/receive.c:250 [inline]
wg_packet_decrypt_worker+0x456/0x17b0 drivers/net/wireguard/receive.c:507
decrypt_packet drivers/net/wireguard/receive.c:250 [inline]
wg_packet_decrypt_worker+0x456/0x17b0 drivers/net/wireguard/receive.c:507
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xc0e/0x12f0 kernel/profile.c:398
CPU: 1 PID: 2877 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events nsim_dev_trap_report_work
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xc0e/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369
__run_hrtimer+0x48b/0xd20 kernel/time/hrtimer.c:1537
__hrtimer_run_queues kernel/time/hrtimer.c:1601 [inline]
hrtimer_interrupt+0x6e2/0x1b50 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0xfd/0x470 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0xc1/0xf0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:_raw_spin_unlock_irqrestore+0x62/0x80 kernel/locking/spinlock.c:192
Code: 00 00 41 c6 04 24 00 81 e3 00 02 00 00 41 81 e7 00 02 00 00 48 85 db 74 0a f7 d3 44 21 fb 48 85 db 74 16 4d 85 ff 74 01 fb 5b <41> 5c 41 5e 41 5f 5d c3 e8 11 ca b6 f2 eb be 44 89 f7 e8 07 ca b6
RSP: 0018:ffff8880ae507958 EFLAGS: 00000206
RAX: ffff8880bb53f648 RBX: ffff88810013f62c RCX: 00000000bb93f648
RDX: ffff8880bb93f648 RSI: 0000000000000200 RDI: ffff88810013f648
RBP: ffff8880ae507970 R08: ffffea000000000f R09: ffff88813fffa000
R10: 000000009139edcd R11: 00000000ffffffff R12: ffff88810013f648
R13: ffff8880ae507a70 R14: 0000000000000000 R15: 0000000000000200
spin_unlock_irqrestore include/linux/spinlock.h:409 [inline]
_crng_backtrack_protect drivers/char/random.c:1056 [inline]
crng_backtrack_protect+0x68b/0x8b0 drivers/char/random.c:1069
_get_random_bytes+0x3ee/0x560 drivers/char/random.c:1556
get_random_bytes+0x106/0x2f0 drivers/char/random.c:1568
nsim_dev_trap_skb_build drivers/net/netdevsim/dev.c:540 [inline]
nsim_dev_trap_report drivers/net/netdevsim/dev.c:570 [inline]
nsim_dev_trap_report_work+0xa28/0x1180 drivers/net/netdevsim/dev.c:611
process_one_work+0x1219/0x1fe0 kernel/workqueue.c:2275
worker_thread+0x10ec/0x2340 kernel/workqueue.c:2421
kthread+0x521/0x560 kernel/kthread.c:292
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:294
Local variable ----sg.i@wg_packet_decrypt_worker created at:
decrypt_packet drivers/net/wireguard/receive.c:250 [inline]
wg_packet_decrypt_worker+0x456/0x17b0 drivers/net/wireguard/receive.c:507
decrypt_packet drivers/net/wireguard/receive.c:250 [inline]
wg_packet_decrypt_worker+0x456/0x17b0 drivers/net/wireguard/receive.c:507
=====================================================
=====================================================
BUG: KMSAN: uninit-value in do_profile_hits kernel/profile.c:308 [inline]
BUG: KMSAN: uninit-value in profile_hits+0xc1b/0x12f0 kernel/profile.c:398
CPU: 1 PID: 2877 Comm: kworker/1:3 Tainted: G B 5.12.0-rc6-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events nsim_dev_trap_report_work
Call Trace:
__dump_stack lib/dump_stack.c:79 [inline]
dump_stack+0x24c/0x2e0 lib/dump_stack.c:120
kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:118
__msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197
do_profile_hits kernel/profile.c:308 [inline]
profile_hits+0xc1b/0x12f0 kernel/profile.c:398
profile_hit include/linux/profile.h:64 [inline]
profile_tick+0x215/0x220 kernel/profile.c:408
tick_sched_handle kernel/time/tick-sched.c:227 [inline]
tick_sched_timer+0x472/0x5b0 kernel/time/tick-sched.c:1369