ok github.com/google/syzkaller/dashboard/app 0.207s
? github.com/google/syzkaller/dashboard/dashapi [no test files]
ok github.com/google/syzkaller/executor 0.357s
ok github.com/google/syzkaller/pkg/ast 1.767s
ok github.com/google/syzkaller/pkg/auth 0.039s
ok github.com/google/syzkaller/pkg/bisect 35.672s
ok github.com/google/syzkaller/pkg/build 0.170s
ok github.com/google/syzkaller/pkg/compiler 10.300s
? github.com/google/syzkaller/pkg/config [no test files]
ok github.com/google/syzkaller/pkg/cover 0.070s
ok github.com/google/syzkaller/pkg/cover/backend 0.045s
ok github.com/google/syzkaller/pkg/csource 12.738s
ok github.com/google/syzkaller/pkg/db 2.698s
? github.com/google/syzkaller/pkg/debugtracer [no test files]
ok github.com/google/syzkaller/pkg/email 0.089s
? github.com/google/syzkaller/pkg/gce [no test files]
? github.com/google/syzkaller/pkg/gcs [no test files]
? github.com/google/syzkaller/pkg/hash [no test files]
ok github.com/google/syzkaller/pkg/host 1.837s
? github.com/google/syzkaller/pkg/html [no test files]
ok github.com/google/syzkaller/pkg/ifuzz 1.033s
? github.com/google/syzkaller/pkg/ifuzz/iset [no test files]
? github.com/google/syzkaller/pkg/ifuzz/powerpc [no test files]
? github.com/google/syzkaller/pkg/ifuzz/powerpc/generated [no test files]
? github.com/google/syzkaller/pkg/ifuzz/x86 [no test files]
? github.com/google/syzkaller/pkg/ifuzz/x86/gen [no test files]
? github.com/google/syzkaller/pkg/ifuzz/x86/generated [no test files]
ok github.com/google/syzkaller/pkg/instance 3.068s
ok github.com/google/syzkaller/pkg/ipc 6.791s
? github.com/google/syzkaller/pkg/ipc/ipcconfig [no test files]
? github.com/google/syzkaller/pkg/kcidb [no test files]
ok github.com/google/syzkaller/pkg/kconfig 0.028s
ok github.com/google/syzkaller/pkg/kd 0.030s
ok github.com/google/syzkaller/pkg/log 0.071s
ok github.com/google/syzkaller/pkg/mgrconfig 0.332s
ok github.com/google/syzkaller/pkg/osutil 0.558s
--- FAIL: TestDisassemblyInReports (0.01s)
--- FAIL: TestDisassemblyInReports/arm64/0.in (0.02s)
linux_test.go:426: Expected:
------------[ cut here ]------------
kernel BUG at kernel/power/snapshot.c:257!
Internal error: Oops - BUG: 0 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 14825 Comm: syz-executor.1 Not tainted 5.11.0-rc6-syzkaller-00055-g3aaf0a27ffc2 #0
Hardware name: linux,dummy-virt (DT)
pstate: 20400009 (nzCv daif +PAN -UAO -TCO BTYPE=--)
pc : free_image_page kernel/power/snapshot.c:257 [inline]
pc : free_image_page kernel/power/snapshot.c:253 [inline]
pc : free_list_of_pages kernel/power/snapshot.c:274 [inline]
pc : memory_bm_free+0x260/0x320 kernel/power/snapshot.c:726
lr : free_basic_memory_bitmaps+0x3c/0x90 kernel/power/snapshot.c:1173
sp : ffff800014ffbc50
x29: ffff800014ffbc50 x28: f2ff000029a10070
x27: ffff800012d4c000 x26: f2ff000029a10008
x25: f3ff00002672c700 x24: ffff800012d4c000
x23: 00007fffffffffff x22: f2ff000029a10018
x21: 0000000000000001 x20: ffff800013b576d0
x19: f3ff00002672c700 x18: 0000000000000000
x17: 0000000000000000 x16: 0000000000000000
x15: 0000000000000000 x14: 0000000000000000
x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000000 x10: 0000000000000000
x9 : 0000000000000000 x8 : 0000000000000000
x7 : 0000000000000000 x6 : 00000000000001ff
x5 : 0000000000000000 x4 : 0000000000000000
x3 : ffff800013b576d0 x2 : fdff000026770000
x1 : 0000000000000001 x0 : 0200000026770000
Call trace:
free_image_page kernel/power/snapshot.c:257 [inline]
free_list_of_pages kernel/power/snapshot.c:274 [inline]
memory_bm_free+0x260/0x320 kernel/power/snapshot.c:726
free_basic_memory_bitmaps+0x3c/0x90 kernel/power/snapshot.c:1173
snapshot_release+0x74/0x90 kernel/power/user.c:120
__fput+0x78/0x230 fs/file_table.c:280
____fput+0x10/0x20 fs/file_table.c:313
task_work_run+0x80/0x160 kernel/task_work.c:140
tracehook_notify_resume include/linux/tracehook.h:189 [inline]
do_notify_resume+0x20c/0x13e0 arch/arm64/kernel/signal.c:939
work_pending+0xc/0x3d4
Code: cb000260 d34cfc00 97fcf6fe 35fffc20 (d4210000)
---[ end trace 9cab793efd001cad ]---
----------------
Code disassembly (best guess):
0: cb000260 sub x0, x19, x0
4: d34cfc00 lsr x0, x0, #12
8: 97fcf6fe bl 0xfffffffffff3dc00
c: 35fffc20 cbnz w0, 0xffffffffffffff90
10: d4210000 brk #0x800 <-- trapping instruction
Got:
------------[ cut here ]------------
kernel BUG at kernel/power/snapshot.c:257!
Internal error: Oops - BUG: 0 [#1] PREEMPT SMP
Modules linked in:
CPU: 1 PID: 14825 Comm: syz-executor.1 Not tainted 5.11.0-rc6-syzkaller-00055-g3aaf0a27ffc2 #0
Hardware name: linux,dummy-virt (DT)
pstate: 20400009 (nzCv daif +PAN -UAO -TCO BTYPE=--)
pc : free_image_page kernel/power/snapshot.c:257 [inline]
pc : free_image_page kernel/power/snapshot.c:253 [inline]
pc : free_list_of_pages kernel/power/snapshot.c:274 [inline]
pc : memory_bm_free+0x260/0x320 kernel/power/snapshot.c:726
lr : free_basic_memory_bitmaps+0x3c/0x90 kernel/power/snapshot.c:1173
sp : ffff800014ffbc50
x29: ffff800014ffbc50 x28: f2ff000029a10070
x27: ffff800012d4c000 x26: f2ff000029a10008
x25: f3ff00002672c700 x24: ffff800012d4c000
x23: 00007fffffffffff x22: f2ff000029a10018
x21: 0000000000000001 x20: ffff800013b576d0
x19: f3ff00002672c700 x18: 0000000000000000
x17: 0000000000000000 x16: 0000000000000000
x15: 0000000000000000 x14: 0000000000000000
x13: 0000000000000000 x12: 0000000000000000
x11: 0000000000000000 x10: 0000000000000000
x9 : 0000000000000000 x8 : 0000000000000000
x7 : 0000000000000000 x6 : 00000000000001ff
x5 : 0000000000000000 x4 : 0000000000000000
x3 : ffff800013b576d0 x2 : fdff000026770000
x1 : 0000000000000001 x0 : 0200000026770000
Call trace:
free_image_page kernel/power/snapshot.c:257 [inline]
free_list_of_pages kernel/power/snapshot.c:274 [inline]
memory_bm_free+0x260/0x320 kernel/power/snapshot.c:726
free_basic_memory_bitmaps+0x3c/0x90 kernel/power/snapshot.c:1173
snapshot_release+0x74/0x90 kernel/power/user.c:120
__fput+0x78/0x230 fs/file_table.c:280
____fput+0x10/0x20 fs/file_table.c:313
task_work_run+0x80/0x160 kernel/task_work.c:140
tracehook_notify_resume include/linux/tracehook.h:189 [inline]
do_notify_resume+0x20c/0x13e0 arch/arm64/kernel/signal.c:939
work_pending+0xc/0x3d4
Code: cb000260 d34cfc00 97fcf6fe 35fffc20 (d4210000)
---[ end trace 9cab793efd001cad ]---
--- FAIL: TestDisassemblyInReports/arm64/1.in (0.02s)
linux_test.go:426: Expected:
Internal error: synchronous external abort: 96000050 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 5594 Comm: syz-executor.1 Not tainted 5.14.0-rc3-syzkaller #0
Hardware name: linux,dummy-virt (DT)
pstate: 800000c5 (Nzcv daIF -PAN -UAO -TCO BTYPE=--)
pc : __raw_writeb arch/arm64/include/asm/io.h:27 [inline]
pc : _outb include/asm-generic/io.h:501 [inline]
pc : logic_outb+0x3c/0x114 lib/logic_pio.c:302
lr : io_serial_out+0x80/0xc0 drivers/tty/serial/8250/8250_port.c:453
sp : ffff80001bdb78f0
x29: ffff80001bdb78f0 x28: ffff000010efe000 x27: ffff80001bdd9018
x26: ffff80001bdd9000 x25: ffff80001bddb310 x24: 1ffff000037bb203
x23: ffff000010efe600 x22: 0000000000000000 x21: 0000000000000002
x20: 0000000000000002 x19: fffffbfffe800001 x18: 0000000000000000
x17: 0000000000000000 x16: 0000000000000003 x15: ffff8000160853e0
x14: 1ffff000037b6efc x13: 1ffff000037b6e7a x12: ffff7000037b6f27
x11: 1ffff000037b6f26 x10: ffff7000037b6f26 x9 : dfff800000000000
x8 : 0000000000000003 x7 : 0000000000000001 x6 : 0000000000000004
x5 : ffff80001bdb7930 x4 : dfff800000000000 x3 : 0000000000000001
x2 : 1ffff0000309aea7 x1 : fffffbfffe800000 x0 : 0000000000ffbffe
Call trace:
_outb include/asm-generic/io.h:501 [inline]
logic_outb+0x3c/0x114 lib/logic_pio.c:302
io_serial_out+0x80/0xc0 drivers/tty/serial/8250/8250_port.c:453
serial_out drivers/tty/serial/8250/8250.h:120 [inline]
serial8250_set_THRI drivers/tty/serial/8250/8250.h:140 [inline]
__start_tx drivers/tty/serial/8250/8250_port.c:1561 [inline]
serial8250_start_tx+0x338/0x680 drivers/tty/serial/8250/8250_port.c:1660
__uart_start.isra.0+0x108/0x150 drivers/tty/serial/serial_core.c:127
uart_start+0xe0/0x210 drivers/tty/serial/serial_core.c:137
uart_flush_chars+0x10/0x20 drivers/tty/serial/serial_core.c:549
__receive_buf drivers/tty/n_tty.c:1581 [inline]
n_tty_receive_buf_common+0xa78/0x43bc drivers/tty/n_tty.c:1674
n_tty_receive_buf+0x14/0x20 drivers/tty/n_tty.c:1703
tiocsti drivers/tty/tty_io.c:2311 [inline]
tty_ioctl+0xf94/0x1a34 drivers/tty/tty_io.c:2719
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:1069 [inline]
__se_sys_ioctl fs/ioctl.c:1055 [inline]
__arm64_sys_ioctl+0x120/0x190 fs/ioctl.c:1055
__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
invoke_syscall+0x6c/0x260 arch/arm64/kernel/syscall.c:52
el0_svc_common+0xcc/0x1f4 arch/arm64/kernel/syscall.c:145
do_el0_svc+0xa4/0xd0 arch/arm64/kernel/syscall.c:184
el0_svc+0x24/0x3c arch/arm64/kernel/entry-common.c:511
el0t_64_sync_handler+0x1a4/0x1ac arch/arm64/kernel/entry-common.c:527
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:574
Code: d2bfd001 f2df7fe1 f2ffffe1 8b010273 (39000274)
---[ end trace a5c31328c4dd2c04 ]---
----------------
Code disassembly (best guess):
0: d2bfd001 mov x1, #0xfe800000 // #4269801472
4: f2df7fe1 movk x1, #0xfbff, lsl #32
8: f2ffffe1 movk x1, #0xffff, lsl #48
c: 8b010273 add x19, x19, x1
10: 39000274 strb w20, [x19] <-- trapping instruction
Got:
Internal error: synchronous external abort: 96000050 [#1] PREEMPT SMP
Modules linked in:
CPU: 0 PID: 5594 Comm: syz-executor.1 Not tainted 5.14.0-rc3-syzkaller #0
Hardware name: linux,dummy-virt (DT)
pstate: 800000c5 (Nzcv daIF -PAN -UAO -TCO BTYPE=--)
pc : __raw_writeb arch/arm64/include/asm/io.h:27 [inline]
pc : _outb include/asm-generic/io.h:501 [inline]
pc : logic_outb+0x3c/0x114 lib/logic_pio.c:302
lr : io_serial_out+0x80/0xc0 drivers/tty/serial/8250/8250_port.c:453
sp : ffff80001bdb78f0
x29: ffff80001bdb78f0 x28: ffff000010efe000 x27: ffff80001bdd9018
x26: ffff80001bdd9000 x25: ffff80001bddb310 x24: 1ffff000037bb203
x23: ffff000010efe600 x22: 0000000000000000 x21: 0000000000000002
x20: 0000000000000002 x19: fffffbfffe800001 x18: 0000000000000000
x17: 0000000000000000 x16: 0000000000000003 x15: ffff8000160853e0
x14: 1ffff000037b6efc x13: 1ffff000037b6e7a x12: ffff7000037b6f27
x11: 1ffff000037b6f26 x10: ffff7000037b6f26 x9 : dfff800000000000
x8 : 0000000000000003 x7 : 0000000000000001 x6 : 0000000000000004
x5 : ffff80001bdb7930 x4 : dfff800000000000 x3 : 0000000000000001
x2 : 1ffff0000309aea7 x1 : fffffbfffe800000 x0 : 0000000000ffbffe
Call trace:
_outb include/asm-generic/io.h:501 [inline]
logic_outb+0x3c/0x114 lib/logic_pio.c:302
io_serial_out+0x80/0xc0 drivers/tty/serial/8250/8250_port.c:453
serial_out drivers/tty/serial/8250/8250.h:120 [inline]
serial8250_set_THRI drivers/tty/serial/8250/8250.h:140 [inline]
__start_tx drivers/tty/serial/8250/8250_port.c:1561 [inline]
serial8250_start_tx+0x338/0x680 drivers/tty/serial/8250/8250_port.c:1660
__uart_start.isra.0+0x108/0x150 drivers/tty/serial/serial_core.c:127
uart_start+0xe0/0x210 drivers/tty/serial/serial_core.c:137
uart_flush_chars+0x10/0x20 drivers/tty/serial/serial_core.c:549
__receive_buf drivers/tty/n_tty.c:1581 [inline]
n_tty_receive_buf_common+0xa78/0x43bc drivers/tty/n_tty.c:1674
n_tty_receive_buf+0x14/0x20 drivers/tty/n_tty.c:1703
tiocsti drivers/tty/tty_io.c:2311 [inline]
tty_ioctl+0xf94/0x1a34 drivers/tty/tty_io.c:2719
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:1069 [inline]
__se_sys_ioctl fs/ioctl.c:1055 [inline]
__arm64_sys_ioctl+0x120/0x190 fs/ioctl.c:1055
__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
invoke_syscall+0x6c/0x260 arch/arm64/kernel/syscall.c:52
el0_svc_common+0xcc/0x1f4 arch/arm64/kernel/syscall.c:145
do_el0_svc+0xa4/0xd0 arch/arm64/kernel/syscall.c:184
el0_svc+0x24/0x3c arch/arm64/kernel/entry-common.c:511
el0t_64_sync_handler+0x1a4/0x1ac arch/arm64/kernel/entry-common.c:527
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:574
Code: d2bfd001 f2df7fe1 f2ffffe1 8b010273 (39000274)
---[ end trace a5c31328c4dd2c04 ]---
--- FAIL: TestDisassemblyInReports/arm/0.in (0.02s)
linux_test.go:426: Expected:
8<--- cut here ---
Unable to handle kernel paging request at virtual address e03c4000
pgd = 86c9a3c0
[e03c4000] *pgd=80000080007003, *pmd=836b2003, *pte=00000000
Internal error: Oops: a07 [#1] PREEMPT SMP ARM
Modules linked in:
CPU: 1 PID: 7540 Comm: syz-executor.0 Not tainted 5.12.0-rc3-syzkaller #0
Hardware name: ARM-Versatile Express
PC is at __raw_writel arch/arm/include/asm/io.h:95 [inline]
PC is at bitfill_aligned drivers/video/fbdev/core/cfbfillrect.c:65 [inline]
PC is at bitfill_aligned+0x94/0x138 drivers/video/fbdev/core/cfbfillrect.c:35
LR is at bitfill_aligned drivers/video/fbdev/core/cfbfillrect.c:62 [inline]
LR is at bitfill_aligned+0x80/0x138 drivers/video/fbdev/core/cfbfillrect.c:35
pc : [<808f355c>] lr : [<808f3548>] psr: 20060013
sp : 86cebad0 ip : 86cebb00 fp : 86cebafc
r10: 0000ff00 r9 : 00000020 r8 : ffffffff
r7 : 00000000 r6 : 00000000 r5 : e03c3000 r4 : 00090000
r3 : e03c4020 r2 : 000003f0 r1 : 00000020 r0 : 000007f8
Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
Control: 30c5387d Table: 86c9a3c0 DAC: 00000000
Process syz-executor.0 (pid: 7540, stack limit = 0x86cea210)
Stack: (0x86cebad0 to 0x86cec000)
bac0: 00090000 844b9000 00000000 e03c3000
bae0: 0000ff00 00090000 808f34c8 00000000 86cebb4c 86cebb00 808f3340 808f34d4
bb00: 0000ff00 00000020 86cebb04 56b92eae 8409a134 844fe41c 00080000 00000000
bb20: 00000000 86cebb74 844b9000 000002f0 00000010 833a7c6c 833a7c6c 83420800
bb40: 86cebb6c 86cebb50 809b51b4 808f319c 86cebba4 86cebb60 844b9000 000007f8
bb60: 86cebbac 86cebb70 808ed840 809b5178 833a7c6c 00000000 00000010 000007f8
bb80: 000002f0 00000000 00000000 56b92eae 808ed764 833a7b34 844fe400 82b5a808
bba0: 86cebbc4 86cebbb0 808e7814 808ed770 844b9000 833a7b34 86cebcac 86cebbc8
bbc0: 808ec8ac 808e77bc 86cebc64 844b9000 844b90a8 00000000 00000000 00000400
bbe0: 00000300 00000400 00000300 00000000 00000000 00000020 00000000 00000010
bc00: 00000008 00000000 00000008 00000008 00000000 00000000 00000008 00000000
bc20: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000001
bc40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
bc60: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 56b92eae
bc80: 83420800 83420800 00000000 844fe400 00000001 00000000 844fe400 00000000
bca0: 86cebce4 86cebcb0 8095bc9c 808ec604 00000000 00000000 00000000 56b92eae
bcc0: 00000000 844b9000 83420800 844fe400 00000001 00000000 86cebdc4 86cebce8
bce0: 808ebb40 8095bbc0 86cebd04 86cebcf8 8181dacc 00000400 00000300 00000400
bd00: 00000300 00000000 00000000 00000020 00000000 00000010 00000008 00000000
bd20: 00000008 00000008 00000000 00000000 00000008 00000000 00000000 00000000
bd40: 00000000 00000000 00000280 00000000 00000000 00000001 00000000 00000000
bd60: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
bd80: 00000000 00000000 00000000 00000000 00000000 56b92eae 00000001 833aa120
bda0: 83420800 00000001 00000000 0000003a 83420800 86101000 86cebde4 86cebdc8
bdc0: 8095bea8 808eb994 00000000 86101000 00004b3a 83420800 86cebe64 86cebde8
bde0: 809535a8 8095be08 8181dacc 8181d97c 86cebe2c 86cebe00 8181c9a4 8181dabc
be00: 00000000 00000000 81f94a4c 00000103 82bfd371 8550e140 00000003 00000036
be20: 86cebe54 86cebe30 8027ea14 8181c88c 00000000 56b92eae 81f94a4c fffffdfd
be40: 00004b3a 86101000 8550e140 fffff73a 00000000 86101000 86cebf0c 86cebe68
be60: 8093f890 80951c38 00000000 56b92eae 837f97e8 0000003a 8353f2f0 0000004b
be80: 00000001 8550e140 00000003 00000036 86cebeec 86cebea0 80701b40 806f7810
bea0: 00000001 0000004b 0000003a 86cebebc 858256d0 83dc8180 00004b3a 8550e10b
bec0: 86cebeb0 8550e140 00000003 56b92eae 821280c8 00000000 8550e140 56b92eae
bee0: 86cebf0c 00004b3a 00000000 8550e141 00000000 8550e140 00000003 8353f2f0
bf00: 86cebfa4 86cebf10 804f33f4 8093f4d8 8020d140 8020e34c 00000000 80200e90
bf20: 828a2438 80200e90 86d32080 80200060 86cebf4c 86cebf40 8181dacc 8181d97c
bf40: 86cebf74 86cebf50 8181cb8c 8181dabc 86cebf98 80384d84 828abd1c 80200e90
bf60: 60000093 30c5387d 86cebf94 86cebf78 828abd1c 56b92eae 00000000 00000000
bf80: 00000000 ffffffff 00000036 80200224 86cea000 00000036 00000000 86cebfa8
bfa0: 80200060 804f32e0 00000000 00000000 00000003 00004b3a 00000000 00000000
bfc0: 00000000 00000000 ffffffff 00000036 7ed4733a 76f0f6d0 7ed474ac 76f0f20c
bfe0: 76f0f048 76f0f038 00018d58 0004b620 60000010 00000003 00000000 00000000
Backtrace:
[<808f34c8>] (bitfill_aligned) from [<808f3340>] (sys_fillrect+0x1b0/0x338 drivers/video/fbdev/core/sysfillrect.c:291)
r10:00000000 r9:808f34c8 r8:00090000 r7:0000ff00 r6:e03c3000 r5:00000000
r4:844b9000 r3:00090000
[<808f3190>] (sys_fillrect) from [<809b51b4>] (drm_fb_helper_sys_fillrect drivers/gpu/drm/drm_fb_helper.c:764 [inline])
[<808f3190>] (sys_fillrect) from [<809b51b4>] (drm_fbdev_fb_fillrect+0x48/0x4c drivers/gpu/drm/drm_fb_helper.c:2258)
r10:83420800 r9:833a7c6c r8:833a7c6c r7:00000010 r6:000002f0 r5:844b9000
r4:86cebb74
[<809b516c>] (drm_fbdev_fb_fillrect) from [<808ed840>] (bit_clear_margins+0xdc/0x104 drivers/video/fbdev/core/bitblit.c:232)
r5:000007f8 r4:844b9000
[<808ed764>] (bit_clear_margins) from [<808e7814>] (fbcon_clear_margins+0x64/0x68 drivers/video/fbdev/core/fbcon.c:1315)
r7:82b5a808 r6:844fe400 r5:833a7b34 r4:808ed764
[<808e77b0>] (fbcon_clear_margins) from [<808ec8ac>] (fbcon_switch+0x2b4/0x4ac drivers/video/fbdev/core/fbcon.c:2143)
r5:833a7b34 r4:844b9000
[<808ec5f8>] (fbcon_switch) from [<8095bc9c>] (redraw_screen+0xe8/0x248 drivers/tty/vt/vt.c:1021)
r10:00000000 r9:844fe400 r8:00000000 r7:00000001 r6:844fe400 r5:00000000
r4:83420800
[<8095bbb4>] (redraw_screen) from [<808ebb40>] (fbcon_blank+0x1b8/0x250 drivers/video/fbdev/core/fbcon.c:2204)
r8:00000000 r7:00000001 r6:844fe400 r5:83420800 r4:844b9000
[<808eb988>] (fbcon_blank) from [<8095bea8>] (do_unblank_screen+0xac/0x17c drivers/tty/vt/vt.c:4405)
r10:86101000 r9:83420800 r8:0000003a r7:00000000 r6:00000001 r5:83420800
r4:833aa120
[<8095bdfc>] (do_unblank_screen) from [<809535a8>] (vt_kdsetmode drivers/tty/vt/vt_ioctl.c:276 [inline])
[<8095bdfc>] (do_unblank_screen) from [<809535a8>] (vt_k_ioctl drivers/tty/vt/vt_ioctl.c:381 [inline])
[<8095bdfc>] (do_unblank_screen) from [<809535a8>] (vt_ioctl+0x197c/0x1be8 drivers/tty/vt/vt_ioctl.c:713)
r7:83420800 r6:00004b3a r5:86101000 r4:00000000
[<80951c2c>] (vt_ioctl) from [<8093f890>] (tty_ioctl+0x3c4/0xc1c drivers/tty/tty_io.c:2801)
r10:86101000 r9:00000000 r8:fffff73a r7:8550e140 r6:86101000 r5:00004b3a
r4:fffffdfd
[<8093f4cc>] (tty_ioctl) from [<804f33f4>] (vfs_ioctl fs/ioctl.c:48 [inline])
[<8093f4cc>] (tty_ioctl) from [<804f33f4>] (do_vfs_ioctl fs/ioctl.c:725 [inline])
[<8093f4cc>] (tty_ioctl) from [<804f33f4>] (__do_sys_ioctl fs/ioctl.c:751 [inline])
[<8093f4cc>] (tty_ioctl) from [<804f33f4>] (sys_ioctl+0x120/0xaa4 fs/ioctl.c:739)
r10:8353f2f0 r9:00000003 r8:8550e140 r7:00000000 r6:8550e141 r5:00000000
r4:00004b3a
[<804f32d4>] (sys_ioctl) from [<80200060>] (ret_fast_syscall+0x0/0x2c arch/arm/mm/proc-v7.S:64)
Exception stack(0x86cebfa8 to 0x86cebff0)
bfa0: 00000000 00000000 00000003 00004b3a 00000000 00000000
bfc0: 00000000 00000000 ffffffff 00000036 7ed4733a 76f0f6d0 7ed474ac 76f0f20c
bfe0: 76f0f048 76f0f038 00018d58 0004b620
r10:00000036 r9:86cea000 r8:80200224 r7:00000036 r6:ffffffff r5:00000000
r4:00000000
Code: 9a000012 e2853020 e1a02000 e2422008 (e5034020)
---[ end trace 10de0daf1584b951 ]---
----------------
Code disassembly (best guess):
0: 9a000012 bls 0x50
4: e2853020 add r3, r5, #32
8: e1a02000 mov r2, r0
c: e2422008 sub r2, r2, #8
10: e5034020 str r4, [r3, #-32] ; 0xffffffe0 <-- trapping instruction
Got:
8<--- cut here ---
Unable to handle kernel paging request at virtual address e03c4000
pgd = 86c9a3c0
[e03c4000] *pgd=80000080007003, *pmd=836b2003, *pte=00000000
Internal error: Oops: a07 [#1] PREEMPT SMP ARM
Modules linked in:
CPU: 1 PID: 7540 Comm: syz-executor.0 Not tainted 5.12.0-rc3-syzkaller #0
Hardware name: ARM-Versatile Express
PC is at __raw_writel arch/arm/include/asm/io.h:95 [inline]
PC is at bitfill_aligned drivers/video/fbdev/core/cfbfillrect.c:65 [inline]
PC is at bitfill_aligned+0x94/0x138 drivers/video/fbdev/core/cfbfillrect.c:35
LR is at bitfill_aligned drivers/video/fbdev/core/cfbfillrect.c:62 [inline]
LR is at bitfill_aligned+0x80/0x138 drivers/video/fbdev/core/cfbfillrect.c:35
pc : [<808f355c>] lr : [<808f3548>] psr: 20060013
sp : 86cebad0 ip : 86cebb00 fp : 86cebafc
r10: 0000ff00 r9 : 00000020 r8 : ffffffff
r7 : 00000000 r6 : 00000000 r5 : e03c3000 r4 : 00090000
r3 : e03c4020 r2 : 000003f0 r1 : 00000020 r0 : 000007f8
Flags: nzCv IRQs on FIQs on Mode SVC_32 ISA ARM Segment none
Control: 30c5387d Table: 86c9a3c0 DAC: 00000000
Process syz-executor.0 (pid: 7540, stack limit = 0x86cea210)
Stack: (0x86cebad0 to 0x86cec000)
bac0: 00090000 844b9000 00000000 e03c3000
bae0: 0000ff00 00090000 808f34c8 00000000 86cebb4c 86cebb00 808f3340 808f34d4
bb00: 0000ff00 00000020 86cebb04 56b92eae 8409a134 844fe41c 00080000 00000000
bb20: 00000000 86cebb74 844b9000 000002f0 00000010 833a7c6c 833a7c6c 83420800
bb40: 86cebb6c 86cebb50 809b51b4 808f319c 86cebba4 86cebb60 844b9000 000007f8
bb60: 86cebbac 86cebb70 808ed840 809b5178 833a7c6c 00000000 00000010 000007f8
bb80: 000002f0 00000000 00000000 56b92eae 808ed764 833a7b34 844fe400 82b5a808
bba0: 86cebbc4 86cebbb0 808e7814 808ed770 844b9000 833a7b34 86cebcac 86cebbc8
bbc0: 808ec8ac 808e77bc 86cebc64 844b9000 844b90a8 00000000 00000000 00000400
bbe0: 00000300 00000400 00000300 00000000 00000000 00000020 00000000 00000010
bc00: 00000008 00000000 00000008 00000008 00000000 00000000 00000008 00000000
bc20: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000001
bc40: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
bc60: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 56b92eae
bc80: 83420800 83420800 00000000 844fe400 00000001 00000000 844fe400 00000000
bca0: 86cebce4 86cebcb0 8095bc9c 808ec604 00000000 00000000 00000000 56b92eae
bcc0: 00000000 844b9000 83420800 844fe400 00000001 00000000 86cebdc4 86cebce8
bce0: 808ebb40 8095bbc0 86cebd04 86cebcf8 8181dacc 00000400 00000300 00000400
bd00: 00000300 00000000 00000000 00000020 00000000 00000010 00000008 00000000
bd20: 00000008 00000008 00000000 00000000 00000008 00000000 00000000 00000000
bd40: 00000000 00000000 00000280 00000000 00000000 00000001 00000000 00000000
bd60: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
bd80: 00000000 00000000 00000000 00000000 00000000 56b92eae 00000001 833aa120
bda0: 83420800 00000001 00000000 0000003a 83420800 86101000 86cebde4 86cebdc8
bdc0: 8095bea8 808eb994 00000000 86101000 00004b3a 83420800 86cebe64 86cebde8
bde0: 809535a8 8095be08 8181dacc 8181d97c 86cebe2c 86cebe00 8181c9a4 8181dabc
be00: 00000000 00000000 81f94a4c 00000103 82bfd371 8550e140 00000003 00000036
be20: 86cebe54 86cebe30 8027ea14 8181c88c 00000000 56b92eae 81f94a4c fffffdfd
be40: 00004b3a 86101000 8550e140 fffff73a 00000000 86101000 86cebf0c 86cebe68
be60: 8093f890 80951c38 00000000 56b92eae 837f97e8 0000003a 8353f2f0 0000004b
be80: 00000001 8550e140 00000003 00000036 86cebeec 86cebea0 80701b40 806f7810
bea0: 00000001 0000004b 0000003a 86cebebc 858256d0 83dc8180 00004b3a 8550e10b
bec0: 86cebeb0 8550e140 00000003 56b92eae 821280c8 00000000 8550e140 56b92eae
bee0: 86cebf0c 00004b3a 00000000 8550e141 00000000 8550e140 00000003 8353f2f0
bf00: 86cebfa4 86cebf10 804f33f4 8093f4d8 8020d140 8020e34c 00000000 80200e90
bf20: 828a2438 80200e90 86d32080 80200060 86cebf4c 86cebf40 8181dacc 8181d97c
bf40: 86cebf74 86cebf50 8181cb8c 8181dabc 86cebf98 80384d84 828abd1c 80200e90
bf60: 60000093 30c5387d 86cebf94 86cebf78 828abd1c 56b92eae 00000000 00000000
bf80: 00000000 ffffffff 00000036 80200224 86cea000 00000036 00000000 86cebfa8
bfa0: 80200060 804f32e0 00000000 00000000 00000003 00004b3a 00000000 00000000
bfc0: 00000000 00000000 ffffffff 00000036 7ed4733a 76f0f6d0 7ed474ac 76f0f20c
bfe0: 76f0f048 76f0f038 00018d58 0004b620 60000010 00000003 00000000 00000000
Backtrace:
[<808f34c8>] (bitfill_aligned) from [<808f3340>] (sys_fillrect+0x1b0/0x338 drivers/video/fbdev/core/sysfillrect.c:291)
r10:00000000 r9:808f34c8 r8:00090000 r7:0000ff00 r6:e03c3000 r5:00000000
r4:844b9000 r3:00090000
[<808f3190>] (sys_fillrect) from [<809b51b4>] (drm_fb_helper_sys_fillrect drivers/gpu/drm/drm_fb_helper.c:764 [inline])
[<808f3190>] (sys_fillrect) from [<809b51b4>] (drm_fbdev_fb_fillrect+0x48/0x4c drivers/gpu/drm/drm_fb_helper.c:2258)
r10:83420800 r9:833a7c6c r8:833a7c6c r7:00000010 r6:000002f0 r5:844b9000
r4:86cebb74
[<809b516c>] (drm_fbdev_fb_fillrect) from [<808ed840>] (bit_clear_margins+0xdc/0x104 drivers/video/fbdev/core/bitblit.c:232)
r5:000007f8 r4:844b9000
[<808ed764>] (bit_clear_margins) from [<808e7814>] (fbcon_clear_margins+0x64/0x68 drivers/video/fbdev/core/fbcon.c:1315)
r7:82b5a808 r6:844fe400 r5:833a7b34 r4:808ed764
[<808e77b0>] (fbcon_clear_margins) from [<808ec8ac>] (fbcon_switch+0x2b4/0x4ac drivers/video/fbdev/core/fbcon.c:2143)
r5:833a7b34 r4:844b9000
[<808ec5f8>] (fbcon_switch) from [<8095bc9c>] (redraw_screen+0xe8/0x248 drivers/tty/vt/vt.c:1021)
r10:00000000 r9:844fe400 r8:00000000 r7:00000001 r6:844fe400 r5:00000000
r4:83420800
[<8095bbb4>] (redraw_screen) from [<808ebb40>] (fbcon_blank+0x1b8/0x250 drivers/video/fbdev/core/fbcon.c:2204)
r8:00000000 r7:00000001 r6:844fe400 r5:83420800 r4:844b9000
[<808eb988>] (fbcon_blank) from [<8095bea8>] (do_unblank_screen+0xac/0x17c drivers/tty/vt/vt.c:4405)
r10:86101000 r9:83420800 r8:0000003a r7:00000000 r6:00000001 r5:83420800
r4:833aa120
[<8095bdfc>] (do_unblank_screen) from [<809535a8>] (vt_kdsetmode drivers/tty/vt/vt_ioctl.c:276 [inline])
[<8095bdfc>] (do_unblank_screen) from [<809535a8>] (vt_k_ioctl drivers/tty/vt/vt_ioctl.c:381 [inline])
[<8095bdfc>] (do_unblank_screen) from [<809535a8>] (vt_ioctl+0x197c/0x1be8 drivers/tty/vt/vt_ioctl.c:713)
r7:83420800 r6:00004b3a r5:86101000 r4:00000000
[<80951c2c>] (vt_ioctl) from [<8093f890>] (tty_ioctl+0x3c4/0xc1c drivers/tty/tty_io.c:2801)
r10:86101000 r9:00000000 r8:fffff73a r7:8550e140 r6:86101000 r5:00004b3a
r4:fffffdfd
[<8093f4cc>] (tty_ioctl) from [<804f33f4>] (vfs_ioctl fs/ioctl.c:48 [inline])
[<8093f4cc>] (tty_ioctl) from [<804f33f4>] (do_vfs_ioctl fs/ioctl.c:725 [inline])
[<8093f4cc>] (tty_ioctl) from [<804f33f4>] (__do_sys_ioctl fs/ioctl.c:751 [inline])
[<8093f4cc>] (tty_ioctl) from [<804f33f4>] (sys_ioctl+0x120/0xaa4 fs/ioctl.c:739)
r10:8353f2f0 r9:00000003 r8:8550e140 r7:00000000 r6:8550e141 r5:00000000
r4:00004b3a
[<804f32d4>] (sys_ioctl) from [<80200060>] (ret_fast_syscall+0x0/0x2c arch/arm/mm/proc-v7.S:64)
Exception stack(0x86cebfa8 to 0x86cebff0)
bfa0: 00000000 00000000 00000003 00004b3a 00000000 00000000
bfc0: 00000000 00000000 ffffffff 00000036 7ed4733a 76f0f6d0 7ed474ac 76f0f20c
bfe0: 76f0f048 76f0f038 00018d58 0004b620
r10:00000036 r9:86cea000 r8:80200224 r7:00000036 r6:ffffffff r5:00000000
r4:00000000
Code: 9a000012 e2853020 e1a02000 e2422008 (e5034020)
---[ end trace 10de0daf1584b951 ]---
--- FAIL: TestDisassemblyInReports/amd64/2.in (0.04s)
linux_test.go:426: Expected:
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 0-...!: (2 ticks this GP) idle=4de/1/0x4000000000000000 softirq=11238/11238 fqs=0
(t=13326 jiffies g=13217 q=742)
rcu: rcu_preempt kthread timer wakeup didn't happen for 13325 jiffies! g13217 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: Possible timer handling issue on cpu=0 timer-softirq=29073
rcu: rcu_preempt kthread starved for 13326 jiffies! g13217 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt state:I stack:29096 pid: 14 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4683 [inline]
__schedule+0x93a/0x26f0 kernel/sched/core.c:5940
schedule+0xd3/0x270 kernel/sched/core.c:6019
schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1878
rcu_gp_fqs_loop kernel/rcu/tree.c:1996 [inline]
rcu_gp_kthread+0xd34/0x1980 kernel/rcu/tree.c:2169
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
rcu: Stack dump where RCU GP kthread last ran:
NMI backtrace for cpu 0
CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted 5.14.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bat_events batadv_tt_purge
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:105
nmi_cpu_backtrace.cold+0x44/0xd7 lib/nmi_backtrace.c:105
nmi_trigger_cpumask_backtrace+0x1b3/0x230 lib/nmi_backtrace.c:62
trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
rcu_check_gp_kthread_starvation.cold+0x1d1/0x1d6 kernel/rcu/tree_stall.h:479
print_cpu_stall kernel/rcu/tree_stall.h:623 [inline]
check_cpu_stall kernel/rcu/tree_stall.h:700 [inline]
rcu_pending kernel/rcu/tree.c:3922 [inline]
rcu_sched_clock_irq.cold+0x9a/0x747 kernel/rcu/tree.c:2641
update_process_times+0x16d/0x200 kernel/time/timer.c:1782
tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:226
tick_sched_timer+0x1b0/0x2d0 kernel/time/tick-sched.c:1421
__run_hrtimer kernel/time/hrtimer.c:1537 [inline]
__hrtimer_run_queues+0x1c0/0xe50 kernel/time/hrtimer.c:1601
hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:__local_bh_enable_ip+0xa8/0x120 kernel/softirq.c:390
Code: 1d ad 91 bc 7e 65 8b 05 a6 91 bc 7e a9 00 ff ff 00 74 45 bf 01 00 00 00 e8 15 2a 09 00 e8 50 84 35 00 fb 65 8b 05 88 91 bc 7e <85> c0 74 58 5b 5d c3 65 8b 05 d6 98 bc 7e 85 c0 75 a2 0f 0b eb 9e
RSP: 0018:ffffc90000f0fc10 EFLAGS: 00000206
RAX: 0000000080000000 RBX: 00000000fffffe00 RCX: 1ffffffff1fa584a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffffff88ca93e5 R08: 0000000000000001 R09: ffffffff8fcd7987
R10: 0000000000000001 R11: 0000000000000000 R12: ffffc90000f0fdb0
R13: ffff888042de12f8 R14: 0000000000000082 R15: dffffc0000000000
spin_unlock_bh include/linux/spinlock.h:399 [inline]
batadv_tt_local_purge+0x285/0x370 net/batman-adv/translation-table.c:1369
batadv_tt_purge+0x2c/0xaf0 net/batman-adv/translation-table.c:3591
process_one_work+0x98d/0x1630 kernel/workqueue.c:2276
worker_thread+0x658/0x11f0 kernel/workqueue.c:2422
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
NMI backtrace for cpu 0
CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted 5.14.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bat_events batadv_tt_purge
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:105
nmi_cpu_backtrace.cold+0x44/0xd7 lib/nmi_backtrace.c:105
nmi_trigger_cpumask_backtrace+0x1b3/0x230 lib/nmi_backtrace.c:62
trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
rcu_dump_cpu_stacks+0x25e/0x3f0 kernel/rcu/tree_stall.h:342
print_cpu_stall kernel/rcu/tree_stall.h:625 [inline]
check_cpu_stall kernel/rcu/tree_stall.h:700 [inline]
rcu_pending kernel/rcu/tree.c:3922 [inline]
rcu_sched_clock_irq.cold+0x9f/0x747 kernel/rcu/tree.c:2641
update_process_times+0x16d/0x200 kernel/time/timer.c:1782
tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:226
tick_sched_timer+0x1b0/0x2d0 kernel/time/tick-sched.c:1421
__run_hrtimer kernel/time/hrtimer.c:1537 [inline]
__hrtimer_run_queues+0x1c0/0xe50 kernel/time/hrtimer.c:1601
hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:__local_bh_enable_ip+0xa8/0x120 kernel/softirq.c:390
Code: 1d ad 91 bc 7e 65 8b 05 a6 91 bc 7e a9 00 ff ff 00 74 45 bf 01 00 00 00 e8 15 2a 09 00 e8 50 84 35 00 fb 65 8b 05 88 91 bc 7e <85> c0 74 58 5b 5d c3 65 8b 05 d6 98 bc 7e 85 c0 75 a2 0f 0b eb 9e
RSP: 0018:ffffc90000f0fc10 EFLAGS: 00000206
RAX: 0000000080000000 RBX: 00000000fffffe00 RCX: 1ffffffff1fa584a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffffff88ca93e5 R08: 0000000000000001 R09: ffffffff8fcd7987
R10: 0000000000000001 R11: 0000000000000000 R12: ffffc90000f0fdb0
R13: ffff888042de12f8 R14: 0000000000000082 R15: dffffc0000000000
spin_unlock_bh include/linux/spinlock.h:399 [inline]
batadv_tt_local_purge+0x285/0x370 net/batman-adv/translation-table.c:1369
batadv_tt_purge+0x2c/0xaf0 net/batman-adv/translation-table.c:3591
process_one_work+0x98d/0x1630 kernel/workqueue.c:2276
worker_thread+0x658/0x11f0 kernel/workqueue.c:2422
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 9018 Comm: kworker/u4:2 Not tainted 5.14.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0xc/0x70 kernel/kcov.c:283
Code: 00 00 00 48 89 7c 30 e8 48 89 4c 30 f0 4c 89 54 d8 20 48 89 10 5b c3 0f 1f 80 00 00 00 00 41 89 f8 bf 03 00 00 00 4c 8b 14 24 <89> f1 65 48 8b 34 25 00 f0 01 00 e8 e4 ee ff ff 84 c0 74 4b 48 8b
RSP: 0018:ffffc90000fd8df8 EFLAGS: 00000046
RAX: 0000000000010002 RBX: ffff8880b9d424c0 RCX: 0000000000000000
RDX: ffff88802e756280 RSI: 0000000000000001 RDI: 0000000000000003
RBP: ffff88802539bb40 R08: 0000000000000007 R09: ffffffff904c64ab
R10: ffffffff816467fb R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000000 R14: ffff8880b9d423c0 R15: 0000000000000001
FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000600 CR3: 000000000b68e000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
cpu_max_bits_warn include/linux/cpumask.h:108 [inline]
cpumask_check include/linux/cpumask.h:115 [inline]
cpumask_test_cpu include/linux/cpumask.h:344 [inline]
cpu_online include/linux/cpumask.h:895 [inline]
trace_hrtimer_start include/trace/events/timer.h:195 [inline]
debug_activate kernel/time/hrtimer.c:476 [inline]
enqueue_hrtimer+0x4b/0x3e0 kernel/time/hrtimer.c:982
__run_hrtimer kernel/time/hrtimer.c:1554 [inline]
__hrtimer_run_queues+0xb02/0xe50 kernel/time/hrtimer.c:1601
hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:csd_lock_wait kernel/smp.c:440 [inline]
RIP: 0010:smp_call_function_many_cond+0x452/0xc20 kernel/smp.c:967
Code: 0b 00 85 ed 74 4d 48 b8 00 00 00 00 00 fc ff df 4d 89 f4 4c 89 f5 49 c1 ec 03 83 e5 07 49 01 c4 83 c5 03 e8 c0 48 0b 00 f3 90 <41> 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 33 06 00 00 8b 43 08 31
RSP: 0018:ffffc900037b7a00 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffff8880b9c55de0 RCX: 0000000000000000
RDX: ffff88802e756280 RSI: ffffffff816975f0 RDI: 0000000000000003
RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff81697616 R11: 0000000000000000 R12: ffffed101738abbd
R13: 0000000000000000 R14: ffff8880b9c55de8 R15: 0000000000000001
on_each_cpu_cond_mask+0x56/0xa0 kernel/smp.c:1133
on_each_cpu include/linux/smp.h:71 [inline]
text_poke_sync arch/x86/kernel/alternative.c:929 [inline]
text_poke_bp_batch+0x1b3/0x560 arch/x86/kernel/alternative.c:1114
text_poke_flush arch/x86/kernel/alternative.c:1268 [inline]
text_poke_flush arch/x86/kernel/alternative.c:1265 [inline]
text_poke_finish+0x16/0x30 arch/x86/kernel/alternative.c:1275
arch_jump_label_transform_apply+0x13/0x20 arch/x86/kernel/jump_label.c:145
jump_label_update+0x1d5/0x430 kernel/jump_label.c:830
static_key_disable_cpuslocked+0x152/0x1b0 kernel/jump_label.c:207
static_key_disable+0x16/0x20 kernel/jump_label.c:215
toggle_allocation_gate mm/kfence/core.c:637 [inline]
toggle_allocation_gate+0x185/0x390 mm/kfence/core.c:615
process_one_work+0x98d/0x1630 kernel/workqueue.c:2276
worker_thread+0x658/0x11f0 kernel/workqueue.c:2422
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
----------------
Code disassembly (best guess):
0: 1d ad 91 bc 7e sbb $0x7ebc91ad,%eax
5: 65 8b 05 a6 91 bc 7e mov %gs:0x7ebc91a6(%rip),%eax # 0x7ebc91b2
c: a9 00 ff ff 00 test $0xffff00,%eax
11: 74 45 je 0x58
13: bf 01 00 00 00 mov $0x1,%edi
18: e8 15 2a 09 00 callq 0x92a32
1d: e8 50 84 35 00 callq 0x358472
22: fb sti
23: 65 8b 05 88 91 bc 7e mov %gs:0x7ebc9188(%rip),%eax # 0x7ebc91b2
2a: 85 c0 test %eax,%eax <-- trapping instruction
2c: 74 58 je 0x86
2e: 5b pop %rbx
2f: 5d pop %rbp
30: c3 retq
31: 65 8b 05 d6 98 bc 7e mov %gs:0x7ebc98d6(%rip),%eax # 0x7ebc990e
38: 85 c0 test %eax,%eax
3a: 75 a2 jne 0xffffffde
3c: 0f 0b ud2
3e: eb 9e jmp 0xffffffde
Got:
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 0-...!: (2 ticks this GP) idle=4de/1/0x4000000000000000 softirq=11238/11238 fqs=0
(t=13326 jiffies g=13217 q=742)
rcu: rcu_preempt kthread timer wakeup didn't happen for 13325 jiffies! g13217 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: Possible timer handling issue on cpu=0 timer-softirq=29073
rcu: rcu_preempt kthread starved for 13326 jiffies! g13217 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=0
rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt state:I stack:29096 pid: 14 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4683 [inline]
__schedule+0x93a/0x26f0 kernel/sched/core.c:5940
schedule+0xd3/0x270 kernel/sched/core.c:6019
schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1878
rcu_gp_fqs_loop kernel/rcu/tree.c:1996 [inline]
rcu_gp_kthread+0xd34/0x1980 kernel/rcu/tree.c:2169
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
rcu: Stack dump where RCU GP kthread last ran:
NMI backtrace for cpu 0
CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted 5.14.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bat_events batadv_tt_purge
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:105
nmi_cpu_backtrace.cold+0x44/0xd7 lib/nmi_backtrace.c:105
nmi_trigger_cpumask_backtrace+0x1b3/0x230 lib/nmi_backtrace.c:62
trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
rcu_check_gp_kthread_starvation.cold+0x1d1/0x1d6 kernel/rcu/tree_stall.h:479
print_cpu_stall kernel/rcu/tree_stall.h:623 [inline]
check_cpu_stall kernel/rcu/tree_stall.h:700 [inline]
rcu_pending kernel/rcu/tree.c:3922 [inline]
rcu_sched_clock_irq.cold+0x9a/0x747 kernel/rcu/tree.c:2641
update_process_times+0x16d/0x200 kernel/time/timer.c:1782
tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:226
tick_sched_timer+0x1b0/0x2d0 kernel/time/tick-sched.c:1421
__run_hrtimer kernel/time/hrtimer.c:1537 [inline]
__hrtimer_run_queues+0x1c0/0xe50 kernel/time/hrtimer.c:1601
hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:__local_bh_enable_ip+0xa8/0x120 kernel/softirq.c:390
Code: 1d ad 91 bc 7e 65 8b 05 a6 91 bc 7e a9 00 ff ff 00 74 45 bf 01 00 00 00 e8 15 2a 09 00 e8 50 84 35 00 fb 65 8b 05 88 91 bc 7e <85> c0 74 58 5b 5d c3 65 8b 05 d6 98 bc 7e 85 c0 75 a2 0f 0b eb 9e
RSP: 0018:ffffc90000f0fc10 EFLAGS: 00000206
RAX: 0000000080000000 RBX: 00000000fffffe00 RCX: 1ffffffff1fa584a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffffff88ca93e5 R08: 0000000000000001 R09: ffffffff8fcd7987
R10: 0000000000000001 R11: 0000000000000000 R12: ffffc90000f0fdb0
R13: ffff888042de12f8 R14: 0000000000000082 R15: dffffc0000000000
spin_unlock_bh include/linux/spinlock.h:399 [inline]
batadv_tt_local_purge+0x285/0x370 net/batman-adv/translation-table.c:1369
batadv_tt_purge+0x2c/0xaf0 net/batman-adv/translation-table.c:3591
process_one_work+0x98d/0x1630 kernel/workqueue.c:2276
worker_thread+0x658/0x11f0 kernel/workqueue.c:2422
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
NMI backtrace for cpu 0
CPU: 0 PID: 10 Comm: kworker/u4:1 Not tainted 5.14.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: bat_events batadv_tt_purge
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:105
nmi_cpu_backtrace.cold+0x44/0xd7 lib/nmi_backtrace.c:105
nmi_trigger_cpumask_backtrace+0x1b3/0x230 lib/nmi_backtrace.c:62
trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
rcu_dump_cpu_stacks+0x25e/0x3f0 kernel/rcu/tree_stall.h:342
print_cpu_stall kernel/rcu/tree_stall.h:625 [inline]
check_cpu_stall kernel/rcu/tree_stall.h:700 [inline]
rcu_pending kernel/rcu/tree.c:3922 [inline]
rcu_sched_clock_irq.cold+0x9f/0x747 kernel/rcu/tree.c:2641
update_process_times+0x16d/0x200 kernel/time/timer.c:1782
tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:226
tick_sched_timer+0x1b0/0x2d0 kernel/time/tick-sched.c:1421
__run_hrtimer kernel/time/hrtimer.c:1537 [inline]
__hrtimer_run_queues+0x1c0/0xe50 kernel/time/hrtimer.c:1601
hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:__local_bh_enable_ip+0xa8/0x120 kernel/softirq.c:390
Code: 1d ad 91 bc 7e 65 8b 05 a6 91 bc 7e a9 00 ff ff 00 74 45 bf 01 00 00 00 e8 15 2a 09 00 e8 50 84 35 00 fb 65 8b 05 88 91 bc 7e <85> c0 74 58 5b 5d c3 65 8b 05 d6 98 bc 7e 85 c0 75 a2 0f 0b eb 9e
RSP: 0018:ffffc90000f0fc10 EFLAGS: 00000206
RAX: 0000000080000000 RBX: 00000000fffffe00 RCX: 1ffffffff1fa584a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffffff88ca93e5 R08: 0000000000000001 R09: ffffffff8fcd7987
R10: 0000000000000001 R11: 0000000000000000 R12: ffffc90000f0fdb0
R13: ffff888042de12f8 R14: 0000000000000082 R15: dffffc0000000000
spin_unlock_bh include/linux/spinlock.h:399 [inline]
batadv_tt_local_purge+0x285/0x370 net/batman-adv/translation-table.c:1369
batadv_tt_purge+0x2c/0xaf0 net/batman-adv/translation-table.c:3591
process_one_work+0x98d/0x1630 kernel/workqueue.c:2276
worker_thread+0x658/0x11f0 kernel/workqueue.c:2422
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 9018 Comm: kworker/u4:2 Not tainted 5.14.0-rc2-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0xc/0x70 kernel/kcov.c:283
Code: 00 00 00 48 89 7c 30 e8 48 89 4c 30 f0 4c 89 54 d8 20 48 89 10 5b c3 0f 1f 80 00 00 00 00 41 89 f8 bf 03 00 00 00 4c 8b 14 24 <89> f1 65 48 8b 34 25 00 f0 01 00 e8 e4 ee ff ff 84 c0 74 4b 48 8b
RSP: 0018:ffffc90000fd8df8 EFLAGS: 00000046
RAX: 0000000000010002 RBX: ffff8880b9d424c0 RCX: 0000000000000000
RDX: ffff88802e756280 RSI: 0000000000000001 RDI: 0000000000000003
RBP: ffff88802539bb40 R08: 0000000000000007 R09: ffffffff904c64ab
R10: ffffffff816467fb R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000000 R14: ffff8880b9d423c0 R15: 0000000000000001
FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020000600 CR3: 000000000b68e000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
cpu_max_bits_warn include/linux/cpumask.h:108 [inline]
cpumask_check include/linux/cpumask.h:115 [inline]
cpumask_test_cpu include/linux/cpumask.h:344 [inline]
cpu_online include/linux/cpumask.h:895 [inline]
trace_hrtimer_start include/trace/events/timer.h:195 [inline]
debug_activate kernel/time/hrtimer.c:476 [inline]
enqueue_hrtimer+0x4b/0x3e0 kernel/time/hrtimer.c:982
__run_hrtimer kernel/time/hrtimer.c:1554 [inline]
__hrtimer_run_queues+0xb02/0xe50 kernel/time/hrtimer.c:1601
hrtimer_interrupt+0x330/0xa00 kernel/time/hrtimer.c:1663
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1089 [inline]
__sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1106
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1100
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:csd_lock_wait kernel/smp.c:440 [inline]
RIP: 0010:smp_call_function_many_cond+0x452/0xc20 kernel/smp.c:967
Code: 0b 00 85 ed 74 4d 48 b8 00 00 00 00 00 fc ff df 4d 89 f4 4c 89 f5 49 c1 ec 03 83 e5 07 49 01 c4 83 c5 03 e8 c0 48 0b 00 f3 90 <41> 0f b6 04 24 40 38 c5 7c 08 84 c0 0f 85 33 06 00 00 8b 43 08 31
RSP: 0018:ffffc900037b7a00 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffff8880b9c55de0 RCX: 0000000000000000
RDX: ffff88802e756280 RSI: ffffffff816975f0 RDI: 0000000000000003
RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000001
R10: ffffffff81697616 R11: 0000000000000000 R12: ffffed101738abbd
R13: 0000000000000000 R14: ffff8880b9c55de8 R15: 0000000000000001
on_each_cpu_cond_mask+0x56/0xa0 kernel/smp.c:1133
on_each_cpu include/linux/smp.h:71 [inline]
text_poke_sync arch/x86/kernel/alternative.c:929 [inline]
text_poke_bp_batch+0x1b3/0x560 arch/x86/kernel/alternative.c:1114
text_poke_flush arch/x86/kernel/alternative.c:1268 [inline]
text_poke_flush arch/x86/kernel/alternative.c:1265 [inline]
text_poke_finish+0x16/0x30 arch/x86/kernel/alternative.c:1275
arch_jump_label_transform_apply+0x13/0x20 arch/x86/kernel/jump_label.c:145
jump_label_update+0x1d5/0x430 kernel/jump_label.c:830
static_key_disable_cpuslocked+0x152/0x1b0 kernel/jump_label.c:207
static_key_disable+0x16/0x20 kernel/jump_label.c:215
toggle_allocation_gate mm/kfence/core.c:637 [inline]
toggle_allocation_gate+0x185/0x390 mm/kfence/core.c:615
process_one_work+0x98d/0x1630 kernel/workqueue.c:2276
worker_thread+0x658/0x11f0 kernel/workqueue.c:2422
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
----------------
Code disassembly (best guess):
0: 1d ad 91 bc 7e sbb $0x7ebc91ad,%eax
5: 65 8b 05 a6 91 bc 7e mov %gs:0x7ebc91a6(%rip),%eax # 0x7ebc91b2
c: a9 00 ff ff 00 test $0xffff00,%eax
11: 74 45 je 0x58
13: bf 01 00 00 00 mov $0x1,%edi
18: e8 15 2a 09 00 callq 0x92a32
1d: e8 50 84 35 00 callq 0x358472
22: fb sti
23: 65 8b 05 88 91 bc 7e mov %gs:0x7ebc9188(%rip),%eax # 0x7ebc91b2
2a: 85 c0 test %eax,%eax <-- trapping instruction
2c: 74 58 je 0x86
2e: 5b pop %rbx
2f: 5d pop %rbp
30: c3 retq
31: 65 8b 05 d6 98 bc 7e mov %gs:0x7ebc98d6(%rip),%eax # 0x7ebc990e
38: 85 c0 test %eax,%eax
3a: 75 a2 jne 0xffffffffffffffde
3c: 0f 0b ud2a
3e: eb 9e jmp 0xffffffffffffffde
--- FAIL: TestDisassemblyInReports/amd64/0.in (0.07s)
linux_test.go:426: Expected:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2468 at block/genhd.c:523 __device_add_disk+0xb76/0xd10 block/genhd.c:523
Modules linked in:
CPU: 0 PID: 2468 Comm: syz-executor.5 Tainted: G W 5.14.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__device_add_disk+0xb76/0xd10 block/genhd.c:523
Code: fb ff ff 4c 89 ef 89 44 24 28 e8 75 c8 f6 fd 8b 44 24 28 e9 7a fb ff ff 4c 89 ef e8 f4 c7 f6 fd e9 e0 fb ff ff e8 4a a8 b0 fd <0f> 0b e9 97 fb ff ff 4c 89 ff e8 0b c8 f6 fd e9 b1 f6 ff ff 48 8b
RSP: 0018:ffffc90018587a30 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff8880863cac00 RCX: ffffc90014873000
RDX: 0000000000040000 RSI: ffffffff83c4df76 RDI: 0000000000000003
RBP: ffff888027440400 R08: 0000000000000000 R09: ffffffff8bac1273
R10: ffffffff83c4db08 R11: 0000000000000000 R12: 0000000000000001
R13: ffff8880863cb09c R14: ffff8880274404a0 R15: 0000000000000000
FS: 00007f66b7003700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000544038 CR3: 000000003f471000 CR4: 00000000001526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
add_disk include/linux/genhd.h:217 [inline]
md_alloc+0xa32/0x1190 drivers/md/md.c:5707
md_probe+0x69/0x70 drivers/md/md.c:5738
blk_request_module+0x111/0x1d0 block/genhd.c:660
blkdev_get_no_open+0x1d5/0x250 fs/block_dev.c:1332
blkdev_get_by_dev.part.0+0x25/0xdd0 fs/block_dev.c:1395
blkdev_get_by_dev+0x6b/0x80 fs/block_dev.c:1448
swsusp_check+0x4d/0x270 kernel/power/swap.c:1525
software_resume.part.0+0x102/0x1f0 kernel/power/hibernate.c:977
software_resume kernel/power/hibernate.c:86 [inline]
resume_store+0x161/0x190 kernel/power/hibernate.c:1179
kobj_attr_store+0x50/0x80 lib/kobject.c:856
sysfs_kf_write+0x110/0x160 fs/sysfs/file.c:139
kernfs_fop_write_iter+0x342/0x500 fs/kernfs/file.c:296
call_write_iter include/linux/fs.h:2114 [inline]
new_sync_write+0x426/0x650 fs/read_write.c:518
vfs_write+0x75a/0xa40 fs/read_write.c:605
ksys_write+0x12d/0x250 fs/read_write.c:658
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665d9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f66b7003188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9
RDX: 0000000000000012 RSI: 0000000020000140 RDI: 0000000000000003
RBP: 00007f66b70031d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000a9fb1f R14: 00007f66b7003300 R15: 0000000000022000
----------------
Code disassembly (best guess), 2 bytes skipped:
0: ff 4c 89 ef decl -0x11(%rcx,%rcx,4)
4: 89 44 24 28 mov %eax,0x28(%rsp)
8: e8 75 c8 f6 fd callq 0xfdf6c882
d: 8b 44 24 28 mov 0x28(%rsp),%eax
11: e9 7a fb ff ff jmpq 0xfffffb90
16: 4c 89 ef mov %r13,%rdi
19: e8 f4 c7 f6 fd callq 0xfdf6c812
1e: e9 e0 fb ff ff jmpq 0xfffffc03
23: e8 4a a8 b0 fd callq 0xfdb0a872
28: 0f 0b ud2 <-- trapping instruction
2a: e9 97 fb ff ff jmpq 0xfffffbc6
2f: 4c 89 ff mov %r15,%rdi
32: e8 0b c8 f6 fd callq 0xfdf6c842
37: e9 b1 f6 ff ff jmpq 0xfffff6ed
3c: 48 rex.W
3d: 8b .byte 0x8b
Got:
------------[ cut here ]------------
WARNING: CPU: 0 PID: 2468 at block/genhd.c:523 __device_add_disk+0xb76/0xd10 block/genhd.c:523
Modules linked in:
CPU: 0 PID: 2468 Comm: syz-executor.5 Tainted: G W 5.14.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:__device_add_disk+0xb76/0xd10 block/genhd.c:523
Code: fb ff ff 4c 89 ef 89 44 24 28 e8 75 c8 f6 fd 8b 44 24 28 e9 7a fb ff ff 4c 89 ef e8 f4 c7 f6 fd e9 e0 fb ff ff e8 4a a8 b0 fd <0f> 0b e9 97 fb ff ff 4c 89 ff e8 0b c8 f6 fd e9 b1 f6 ff ff 48 8b
RSP: 0018:ffffc90018587a30 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff8880863cac00 RCX: ffffc90014873000
RDX: 0000000000040000 RSI: ffffffff83c4df76 RDI: 0000000000000003
RBP: ffff888027440400 R08: 0000000000000000 R09: ffffffff8bac1273
R10: ffffffff83c4db08 R11: 0000000000000000 R12: 0000000000000001
R13: ffff8880863cb09c R14: ffff8880274404a0 R15: 0000000000000000
FS: 00007f66b7003700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000544038 CR3: 000000003f471000 CR4: 00000000001526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
add_disk include/linux/genhd.h:217 [inline]
md_alloc+0xa32/0x1190 drivers/md/md.c:5707
md_probe+0x69/0x70 drivers/md/md.c:5738
blk_request_module+0x111/0x1d0 block/genhd.c:660
blkdev_get_no_open+0x1d5/0x250 fs/block_dev.c:1332
blkdev_get_by_dev.part.0+0x25/0xdd0 fs/block_dev.c:1395
blkdev_get_by_dev+0x6b/0x80 fs/block_dev.c:1448
swsusp_check+0x4d/0x270 kernel/power/swap.c:1525
software_resume.part.0+0x102/0x1f0 kernel/power/hibernate.c:977
software_resume kernel/power/hibernate.c:86 [inline]
resume_store+0x161/0x190 kernel/power/hibernate.c:1179
kobj_attr_store+0x50/0x80 lib/kobject.c:856
sysfs_kf_write+0x110/0x160 fs/sysfs/file.c:139
kernfs_fop_write_iter+0x342/0x500 fs/kernfs/file.c:296
call_write_iter include/linux/fs.h:2114 [inline]
new_sync_write+0x426/0x650 fs/read_write.c:518
vfs_write+0x75a/0xa40 fs/read_write.c:605
ksys_write+0x12d/0x250 fs/read_write.c:658
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x4665d9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f66b7003188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9
RDX: 0000000000000012 RSI: 0000000020000140 RDI: 0000000000000003
RBP: 00007f66b70031d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 0000000000a9fb1f R14: 00007f66b7003300 R15: 0000000000022000
----------------
Code disassembly (best guess), 2 bytes skipped:
0: ff 4c 89 ef decl -0x11(%rcx,%rcx,4)
4: 89 44 24 28 mov %eax,0x28(%rsp)
8: e8 75 c8 f6 fd callq 0xfffffffffdf6c882
d: 8b 44 24 28 mov 0x28(%rsp),%eax
11: e9 7a fb ff ff jmpq 0xfffffffffffffb90
16: 4c 89 ef mov %r13,%rdi
19: e8 f4 c7 f6 fd callq 0xfffffffffdf6c812
1e: e9 e0 fb ff ff jmpq 0xfffffffffffffc03
23: e8 4a a8 b0 fd callq 0xfffffffffdb0a872
28: 0f 0b ud2a <-- trapping instruction
2a: e9 97 fb ff ff jmpq 0xfffffffffffffbc6
2f: 4c 89 ff mov %r15,%rdi
32: e8 0b c8 f6 fd callq 0xfffffffffdf6c842
37: e9 b1 f6 ff ff jmpq 0xfffffffffffff6ed
3c: 48 rex.W
3d: 8b .byte 0x8b
FAIL
FAIL github.com/google/syzkaller/pkg/report 7.220s
ok github.com/google/syzkaller/pkg/repro 0.310s
? github.com/google/syzkaller/pkg/rpctype [no test files]
ok github.com/google/syzkaller/pkg/runtest 49.410s
ok github.com/google/syzkaller/pkg/serializer 0.091s
? github.com/google/syzkaller/pkg/signal [no test files]
ok github.com/google/syzkaller/pkg/symbolizer 0.285s
ok github.com/google/syzkaller/pkg/tool 0.036s
ok github.com/google/syzkaller/pkg/vcs 12.997s
ok github.com/google/syzkaller/prog 10.888s
ok github.com/google/syzkaller/prog/test 1.248s
? github.com/google/syzkaller/sys [no test files]
? github.com/google/syzkaller/sys/akaros [no test files]
? github.com/google/syzkaller/sys/akaros/gen [no test files]
? github.com/google/syzkaller/sys/darwin [no test files]
? github.com/google/syzkaller/sys/darwin/gen [no test files]
? github.com/google/syzkaller/sys/freebsd [no test files]
? github.com/google/syzkaller/sys/freebsd/gen [no test files]
? github.com/google/syzkaller/sys/fuchsia [no test files]
? github.com/google/syzkaller/sys/fuchsia/fidlgen [no test files]
? github.com/google/syzkaller/sys/fuchsia/gen [no test files]
? github.com/google/syzkaller/sys/fuchsia/layout [no test files]
ok github.com/google/syzkaller/sys/linux 0.205s
? github.com/google/syzkaller/sys/linux/gen [no test files]
? github.com/google/syzkaller/sys/netbsd [no test files]
? github.com/google/syzkaller/sys/netbsd/gen [no test files]
ok github.com/google/syzkaller/sys/openbsd 0.109s
? github.com/google/syzkaller/sys/openbsd/gen [no test files]
? github.com/google/syzkaller/sys/syz-extract [no test files]
? github.com/google/syzkaller/sys/syz-sysgen [no test files]
? github.com/google/syzkaller/sys/targets [no test files]
? github.com/google/syzkaller/sys/test [no test files]
? github.com/google/syzkaller/sys/test/gen [no test files]
? github.com/google/syzkaller/sys/trusty [no test files]
? github.com/google/syzkaller/sys/trusty/gen [no test files]
? github.com/google/syzkaller/sys/windows [no test files]
? github.com/google/syzkaller/sys/windows/gen [no test files]
ok github.com/google/syzkaller/syz-ci 0.361s
ok github.com/google/syzkaller/syz-fuzzer 1.014s
ok github.com/google/syzkaller/syz-hub 0.114s
ok github.com/google/syzkaller/syz-hub/state 0.197s
ok github.com/google/syzkaller/syz-manager 1.980s
? github.com/google/syzkaller/syz-runner [no test files]
ok github.com/google/syzkaller/syz-verifier 0.222s
? github.com/google/syzkaller/tools/syz-benchcmp [no test files]
? github.com/google/syzkaller/tools/syz-bisect [no test files]
? github.com/google/syzkaller/tools/syz-build [no test files]
? github.com/google/syzkaller/tools/syz-check [no test files]
? github.com/google/syzkaller/tools/syz-cover [no test files]
? github.com/google/syzkaller/tools/syz-crush [no test files]
? github.com/google/syzkaller/tools/syz-db [no test files]
? github.com/google/syzkaller/tools/syz-execprog [no test files]
? github.com/google/syzkaller/tools/syz-expand [no test files]
? github.com/google/syzkaller/tools/syz-fmt [no test files]
? github.com/google/syzkaller/tools/syz-hubtool [no test files]
? github.com/google/syzkaller/tools/syz-kcidb [no test files]
ok github.com/google/syzkaller/tools/syz-kconf 0.056s
ok github.com/google/syzkaller/tools/syz-linter 2.542s
? github.com/google/syzkaller/tools/syz-make [no test files]
? github.com/google/syzkaller/tools/syz-minconfig [no test files]
? github.com/google/syzkaller/tools/syz-mutate [no test files]
? github.com/google/syzkaller/tools/syz-prog2c [no test files]
? github.com/google/syzkaller/tools/syz-reporter [no test files]
? github.com/google/syzkaller/tools/syz-repro [no test files]
? github.com/google/syzkaller/tools/syz-reprolist [no test files]
? github.com/google/syzkaller/tools/syz-runtest [no test files]
? github.com/google/syzkaller/tools/syz-showprio [no test files]
? github.com/google/syzkaller/tools/syz-stress [no test files]
? github.com/google/syzkaller/tools/syz-symbolize [no test files]
? github.com/google/syzkaller/tools/syz-testbuild [no test files]
? github.com/google/syzkaller/tools/syz-trace2syz [no test files]
ok github.com/google/syzkaller/tools/syz-trace2syz/parser 0.053s
ok github.com/google/syzkaller/tools/syz-trace2syz/proggen 0.400s
? github.com/google/syzkaller/tools/syz-tty [no test files]
? github.com/google/syzkaller/tools/syz-upgrade [no test files]
? github.com/google/syzkaller/tools/syz-usbgen [no test files]
ok github.com/google/syzkaller/vm 9.240s
? github.com/google/syzkaller/vm/adb [no test files]
? github.com/google/syzkaller/vm/bhyve [no test files]
? github.com/google/syzkaller/vm/gce [no test files]
? github.com/google/syzkaller/vm/gvisor [no test files]
ok github.com/google/syzkaller/vm/isolated 0.102s
? github.com/google/syzkaller/vm/kvm [no test files]
? github.com/google/syzkaller/vm/odroid [no test files]
? github.com/google/syzkaller/vm/qemu [no test files]
ok github.com/google/syzkaller/vm/vmimpl 0.152s
? github.com/google/syzkaller/vm/vmm [no test files]
? github.com/google/syzkaller/vm/vmware [no test files]
FAIL