Extracting prog: 6m30.222014684s
Minimizing prog: 30m25.586834964s
Simplifying prog options: 12m56.637234588s
Extracting C: 5m40.080257609s
Simplifying C: 0s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_mount_image$hfsplus-mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(r0, 0x0)
syz_mount_image$hfsplus(&(0x7f0000000000), &(0x7f0000002380)='./file0\x00', 0x4040, &(0x7f00000023c0)=ANY=[], 0x1, 0x6eb, &(0x7f0000000900)="$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")
mount(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='tracefs\x00', 0x0, 0x0)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 1m40s
testing program (duration=1m40s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_mount_image$hfsplus-mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(r0, 0x0)
syz_mount_image$hfsplus(&(0x7f0000000000), &(0x7f0000002380)='./file0\x00', 0x4040, &(0x7f00000023c0)=ANY=[], 0x1, 0x6eb, &(0x7f0000000900)="$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")
mount(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='tracefs\x00', 0x0, 0x0)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_mount_image$hfsplus-mount
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(r0, 0x0)
syz_mount_image$hfsplus(&(0x7f0000000000), &(0x7f0000002380)='./file0\x00', 0x4040, &(0x7f00000023c0)=ANY=[], 0x1, 0x6eb, &(0x7f0000000900)="$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")
mount(0x0, &(0x7f0000000240)='./file0\x00', &(0x7f0000000280)='tracefs\x00', 0x0, 0x0)

program crashed: BUG: unable to handle kernel paging request in lock_sock_nested
single: successfully extracted reproducer
found reproducer with 5 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen-syz_mount_image$hfsplus
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(r0, 0x0)
syz_mount_image$hfsplus(&(0x7f0000000000), &(0x7f0000002380)='./file0\x00', 0x4040, &(0x7f00000023c0)=ANY=[], 0x1, 0x6eb, &(0x7f0000000900)="$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")

program crashed: BUG: unable to handle kernel paging request in lock_sock_nested
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(r0, 0x0)

program crashed: BUG: unable to handle kernel paging request in lock_sock_nested
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-listen
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
listen(r0, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): bind$bt_l2cap-listen
detailed listing:
executing program 0:
bind$bt_l2cap(0xffffffffffffffff, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(0xffffffffffffffff, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, 0x0, 0x0)
listen(r0, 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(r0, 0x0)

program crashed: BUG: unable to handle kernel paging request in lock_sock_nested
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(r0, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(r0, 0x0)

program did not crash
validation run: crashed=false
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(r0, 0x0)

program crashed: BUG: unable to handle kernel paging request in lock_sock_nested
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(r0, 0x0)

program crashed: KASAN: slab-use-after-free Read in l2cap_sock_ready_cb
validation run: crashed=true
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false CallComments:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_init_net_socket$bt_l2cap-bind$bt_l2cap-listen
detailed listing:
executing program 0:
r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0)
bind$bt_l2cap(r0, &(0x7f0000000040)={0x1f, 0x0, @any, 0xfffa}, 0xe)
listen(r0, 0x0)

program crashed: BUG: unable to handle kernel paging request in lock_sock_nested
validation run: crashed=true
reproducing took 1h9m31.837743601s
repro crashed as (corrupted=false):
Unable to handle kernel paging request at virtual address dfff80000000004c
KASAN: null-ptr-deref in range [0x0000000000000260-0x0000000000000267]
Mem abort info:
  ESR = 0x0000000096000005
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x05: level 1 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000
  CM = 0, WnR = 0, TnD = 0, TagAccess = 0
  GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[dfff80000000004c] address between user and kernel address ranges
Internal error: Oops: 0000000096000005 [#1]  SMP
Modules linked in:
CPU: 1 UID: 0 PID: 6775 Comm: kworker/1:6 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
Workqueue: events l2cap_info_timeout
pstate: 23400005 (nzCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : kasan_byte_accessible+0x10/0x20 mm/kasan/generic.c:210
lr : __kasan_check_byte+0x20/0x54 mm/kasan/common.c:572
sp : ffff8000a1537790
x29: ffff8000a1537790 x28: ffff80008f871000 x27: ffff0000c4d58000
x26: 57e28000891aff2c x25: 0000000000000000 x24: 0000000000000001
x23: 0000000000000000 x22: 0000000000000260 x21: 0000000000000260
x20: 0000000000000000 x19: ffff8000891aff2c x18: 1fffe00033781890
x17: ffff800093598000 x16: ffff800082e5c71c x15: 0000000000000001
x14: 1fffe0001a1ee021 x13: 0000000000000000 x12: 0000000000000000
x11: ffff800093397d48 x10: 0000000000000003 x9 : dfff800000000000
x8 : 000000000000004c x7 : ffff800082e5e1e4 x6 : ffff80008a239ff0
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000000 x1 : ffff8000891aff2c x0 : 0000000000000260
Call trace:
 kasan_mem_to_shadow include/linux/kasan.h:64 [inline] (P)
 kasan_byte_accessible+0x10/0x20 mm/kasan/generic.c:210 (P)
 kasan_check_byte include/linux/kasan.h:401 [inline]
 lock_acquire+0xa4/0x2e0 kernel/locking/lockdep.c:5842
 lock_sock_nested+0x58/0x118 net/core/sock.c:3780
 lock_sock include/net/sock.h:1700 [inline]
 l2cap_sock_ready_cb+0x4c/0x15c net/bluetooth/l2cap_sock.c:1677
 l2cap_chan_ready net/bluetooth/l2cap_core.c:1264 [inline]
 l2cap_conn_start+0x53c/0xad0 net/bluetooth/l2cap_core.c:1513
 l2cap_info_timeout+0x78/0xb0 net/bluetooth/l2cap_core.c:1670
 process_one_work+0x7c0/0x1558 kernel/workqueue.c:3257
 process_scheduled_works kernel/workqueue.c:3340 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3421
 kthread+0x5fc/0x75c kernel/kthread.c:463
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844
Code: d503245f d343fc08 d2d00009 f2fbffe9 (38696908) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	d503245f 	bti	c
   4:	d343fc08 	lsr	x8, x0, #3
   8:	d2d00009 	mov	x9, #0x800000000000        	// #140737488355328
   c:	f2fbffe9 	movk	x9, #0xdfff, lsl #48
* 10:	38696908 	ldrb	w8, [x8, x9] <-- trapping instruction

final repro crashed as (corrupted=false):
Unable to handle kernel paging request at virtual address dfff80000000004c
KASAN: null-ptr-deref in range [0x0000000000000260-0x0000000000000267]
Mem abort info:
  ESR = 0x0000000096000005
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x05: level 1 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000
  CM = 0, WnR = 0, TnD = 0, TagAccess = 0
  GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[dfff80000000004c] address between user and kernel address ranges
Internal error: Oops: 0000000096000005 [#1]  SMP
Modules linked in:
CPU: 1 UID: 0 PID: 6775 Comm: kworker/1:6 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
Workqueue: events l2cap_info_timeout
pstate: 23400005 (nzCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : kasan_byte_accessible+0x10/0x20 mm/kasan/generic.c:210
lr : __kasan_check_byte+0x20/0x54 mm/kasan/common.c:572
sp : ffff8000a1537790
x29: ffff8000a1537790 x28: ffff80008f871000 x27: ffff0000c4d58000
x26: 57e28000891aff2c x25: 0000000000000000 x24: 0000000000000001
x23: 0000000000000000 x22: 0000000000000260 x21: 0000000000000260
x20: 0000000000000000 x19: ffff8000891aff2c x18: 1fffe00033781890
x17: ffff800093598000 x16: ffff800082e5c71c x15: 0000000000000001
x14: 1fffe0001a1ee021 x13: 0000000000000000 x12: 0000000000000000
x11: ffff800093397d48 x10: 0000000000000003 x9 : dfff800000000000
x8 : 000000000000004c x7 : ffff800082e5e1e4 x6 : ffff80008a239ff0
x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000000 x1 : ffff8000891aff2c x0 : 0000000000000260
Call trace:
 kasan_mem_to_shadow include/linux/kasan.h:64 [inline] (P)
 kasan_byte_accessible+0x10/0x20 mm/kasan/generic.c:210 (P)
 kasan_check_byte include/linux/kasan.h:401 [inline]
 lock_acquire+0xa4/0x2e0 kernel/locking/lockdep.c:5842
 lock_sock_nested+0x58/0x118 net/core/sock.c:3780
 lock_sock include/net/sock.h:1700 [inline]
 l2cap_sock_ready_cb+0x4c/0x15c net/bluetooth/l2cap_sock.c:1677
 l2cap_chan_ready net/bluetooth/l2cap_core.c:1264 [inline]
 l2cap_conn_start+0x53c/0xad0 net/bluetooth/l2cap_core.c:1513
 l2cap_info_timeout+0x78/0xb0 net/bluetooth/l2cap_core.c:1670
 process_one_work+0x7c0/0x1558 kernel/workqueue.c:3257
 process_scheduled_works kernel/workqueue.c:3340 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3421
 kthread+0x5fc/0x75c kernel/kthread.c:463
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844
Code: d503245f d343fc08 d2d00009 f2fbffe9 (38696908) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	d503245f 	bti	c
   4:	d343fc08 	lsr	x8, x0, #3
   8:	d2d00009 	mov	x9, #0x800000000000        	// #140737488355328
   c:	f2fbffe9 	movk	x9, #0xdfff, lsl #48
* 10:	38696908 	ldrb	w8, [x8, x9] <-- trapping instruction