Extracting prog: 3m37.804077367s
Minimizing prog: 50m15.881808779s
Simplifying prog options: 0s
Extracting C: 2m45.098182134s
Simplifying C: 46m27.919404182s


extracting reproducer from 1 programs
testing a last program of every proc
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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
detailed listing:
executing program 0:
socketpair$tipc(0x1e, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
setsockopt$sock_attach_bpf(r0, 0x1, 0x21, &(0x7f0000000540), 0x4) (async)
sendmsg$tipc(r1, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) (rerun: 32)

program crashed: BUG: soft lockup in sock_close
single: successfully extracted reproducer
found reproducer with 3 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf
detailed listing:
executing program 0:
socketpair$tipc(0x1e, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff})
setsockopt$sock_attach_bpf(r0, 0x1, 0x21, &(0x7f0000000540), 0x4) (async)

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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-sendmsg$tipc
detailed listing:
executing program 0:
socketpair$tipc(0x1e, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, <r0=>0xffffffffffffffff})
sendmsg$tipc(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) (rerun: 32)

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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): setsockopt$sock_attach_bpf-sendmsg$tipc
detailed listing:
executing program 0:
setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x21, &(0x7f0000000540), 0x4) (async)
sendmsg$tipc(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) (rerun: 32)

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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
detailed listing:
executing program 0:
socketpair$tipc(0x1e, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
setsockopt$sock_attach_bpf(r0, 0x1, 0x21, &(0x7f0000000540), 0x4)
sendmsg$tipc(r1, &(0x7f0000000200)={0x0, 0x0, 0x0}, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
detailed listing:
executing program 0:
socketpair$tipc(0x1e, 0x1, 0x0, 0x0)
setsockopt$sock_attach_bpf(0xffffffffffffffff, 0x1, 0x21, &(0x7f0000000540), 0x4) (async)
sendmsg$tipc(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) (rerun: 32)

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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
detailed listing:
executing program 0:
socketpair$tipc(0x1e, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
setsockopt$sock_attach_bpf(r0, 0x1, 0x21, 0x0, 0x0) (async)
sendmsg$tipc(r1, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) (rerun: 32)

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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
detailed listing:
executing program 0:
socketpair$tipc(0x1e, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
setsockopt$sock_attach_bpf(r0, 0x1, 0x21, &(0x7f0000000540), 0x4)
sendmsg$tipc(r1, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) (rerun: 32)

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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
detailed listing:
executing program 0:
socketpair$tipc(0x1e, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
setsockopt$sock_attach_bpf(r0, 0x1, 0x21, &(0x7f0000000540), 0x4) (async)
sendmsg$tipc(r1, 0x0, 0x0) (rerun: 32)

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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
detailed listing:
executing program 0:
socketpair$tipc(0x1e, 0x1, 0x0, &(0x7f0000000000)={<r0=>0xffffffffffffffff, <r1=>0xffffffffffffffff})
setsockopt$sock_attach_bpf(r0, 0x1, 0x21, &(0x7f0000000540), 0x4) (async)
sendmsg$tipc(r1, &(0x7f0000000200)={0x0, 0x0, 0x0}, 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: BUG: soft lockup in sock_close
simplifying C reproducer
testing compiled C program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true 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:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: BUG: soft lockup in sock_close
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: BUG: soft lockup in sock_close
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: BUG: soft lockup in sock_close
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: BUG: soft lockup in sock_setsockopt
a never seen crash title: BUG: soft lockup in sock_setsockopt, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:false BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: no output from test machine
a never seen crash title: no output from test machine, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: BUG: soft lockup in sock_close
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: BUG: soft lockup in sock_setsockopt
a never seen crash title: BUG: soft lockup in sock_setsockopt, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:true UseTmpDir:true HandleSegv:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: BUG: soft lockup in sock_setsockopt
a never seen crash title: BUG: soft lockup in sock_setsockopt, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: BUG: soft lockup in sock_setsockopt
a never seen crash title: BUG: soft lockup in sock_setsockopt, ignore
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:true Cgroups:true BinfmtMisc:false CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:false Wifi:false IEEE802154:false Sysctl:true Swap:false UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): socketpair$tipc-setsockopt$sock_attach_bpf-sendmsg$tipc
program crashed: BUG: soft lockup in sock_close
reproducing took 1h43m6.703505913s
repro crashed as (corrupted=false):
watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor219:4165]
Modules linked in:
CPU: 0 PID: 4165 Comm: syz-executor219 Not tainted 5.10.233-syzkaller-00881-gfbe98d68b6b3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:native_restore_fl arch/x86/include/asm/irqflags.h:41 [inline]
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/irqflags.h:84 [inline]
RIP: 0010:kvm_wait+0xfc/0x150 arch/x86/kernel/kvm.c:926
Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d a5 53 d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 96 53 d5 03 fb f4 <4c> 89 7c 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 49 c7 04
RSP: 0018:ffffc90002c879e0 EFLAGS: 00000246
RAX: 0000000000000003 RBX: 1ffff92000590f40 RCX: ffffffff8150ca44
RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90002c87a20
RBP: ffffc90002c87a90 R08: dffffc0000000000 R09: ffffed1021e78bd2
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff88810f3c5e88 R14: 0000000000000003 R15: 0000000000000246
FS:  0000555577a09480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd3fa4b7d58 CR3: 00000001156d9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 pv_wait arch/x86/include/asm/paravirt.h:564 [inline]
 pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline]
 __pv_queued_spin_lock_slowpath+0x72f/0xc70 kernel/locking/qspinlock.c:508
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline]
 queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline]
 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline]
 do_raw_spin_lock include/linux/spinlock.h:183 [inline]
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:136 [inline]
 _raw_spin_lock_bh+0x139/0x1b0 kernel/locking/spinlock.c:175
 spin_lock_bh include/linux/spinlock.h:359 [inline]
 lock_sock_nested+0x92/0x300 net/core/sock.c:3117
 lock_sock include/net/sock.h:1648 [inline]
 tipc_release+0x57/0x1440 net/tipc/socket.c:626
 __sock_release net/socket.c:597 [inline]
 sock_close+0xdf/0x270 net/socket.c:1286
 __fput+0x33d/0x7b0 fs/file_table.c:281
 ____fput+0x15/0x20 fs/file_table.c:314
 task_work_run+0x129/0x190 kernel/task_work.c:189
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop+0xbf/0xd0 kernel/entry/common.c:172
 exit_to_user_mode_prepare kernel/entry/common.c:199 [inline]
 syscall_exit_to_user_mode+0xa2/0x1a0 kernel/entry/common.c:274
 do_syscall_64+0x40/0x70 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fd3fa52154a
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 33 63 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 93 63 02 00 8b 44 24
RSP: 002b:00007ffd9ba402f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd3fa52154a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
RBP: 00007ffd9ba40350 R08: 0000000000000000 R09: 00007ffd9ba403c0
R10: 0000000000000000 R11: 0000000000000293 R12: 00007ffd9ba403c0
R13: 00007fd3fa4e44b0 R14: 00007fd3fa5ab19c R15: 0000000000000005
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 4166 Comm: syz-executor219 Not tainted 5.10.233-syzkaller-00881-gfbe98d68b6b3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:memcmp lib/string.c:942 [inline]
RIP: 0010:bcmp+0x3b/0xb0 lib/string.c:964
Code: 84 84 00 00 00 49 89 d6 49 89 f7 49 89 fc 48 ba 00 00 00 00 00 fc ff df 45 31 ed 4b 8d 3c 2c 48 89 f8 48 c1 e8 03 0f b6 04 10 <84> c0 75 2b 43 0f b6 1c 2c 4b 8d 3c 2f 48 89 f8 48 c1 e8 03 0f b6
RSP: 0018:ffffc90002f3e7c8 EFLAGS: 00000a07
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000002f3e801
RDX: dffffc0000000000 RSI: ffffc90002f3e880 RDI: ffff88810f3c615e
RBP: ffffc90002f3e7f0 R08: ffffffff849a2eb5 R09: ffffed1021e129e1
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88810f3c615c
R13: 0000000000000002 R14: 0000000000000004 R15: ffffc90002f3e880
FS:  00007fd3fa4d86c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd3fa5a30f0 CR3: 00000001156d9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 rhashtable_compare include/linux/rhashtable.h:577 [inline]
 __rhashtable_lookup include/linux/rhashtable.h:602 [inline]
 rhashtable_lookup include/linux/rhashtable.h:638 [inline]
 tipc_sk_lookup+0x313/0x650 net/tipc/socket.c:2997
 tipc_sk_rcv+0x499/0x1e30 net/tipc/socket.c:2488
 tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
 tipc_node_xmit_skb net/tipc/node.c:1739 [inline]
 tipc_node_distr_xmit+0x36a/0x4d0 net/tipc/node.c:1754
 tipc_sk_rcv+0x177d/0x1e30 net/tipc/socket.c:2497
 tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
 tipc_sk_push_backlog net/tipc/socket.c:1306 [inline]
 tipc_sk_filter_connect net/tipc/socket.c:2253 [inline]
 tipc_sk_filter_rcv+0x1da8/0x3e00 net/tipc/socket.c:2362
 tipc_sk_enqueue net/tipc/socket.c:2442 [inline]
 tipc_sk_rcv+0x8a1/0x1e30 net/tipc/socket.c:2493
 tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
 tipc_node_xmit_skb net/tipc/node.c:1739 [inline]
 tipc_node_distr_xmit+0x36a/0x4d0 net/tipc/node.c:1754
 tipc_sk_backlog_rcv+0x18b/0x210 net/tipc/socket.c:2410
 sk_backlog_rcv include/net/sock.h:1052 [inline]
 __release_sock+0x148/0x410 net/core/sock.c:2583
 release_sock net/core/sock.c:3134 [inline]
 sock_setsockopt+0x1e3b/0x2e00 net/core/sock.c:1257
 __sys_setsockopt+0x441/0x870 net/socket.c:2142
 __do_sys_setsockopt net/socket.c:2157 [inline]
 __se_sys_setsockopt net/socket.c:2154 [inline]
 __x64_sys_setsockopt+0xbf/0xd0 net/socket.c:2154
 do_syscall_64+0x34/0x70
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fd3fa5223f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 1c 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd3fa4d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007fd3fa5ab188 RCX: 00007fd3fa5223f9
RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003
RBP: 00007fd3fa5ab180 R08: 0000000000000004 R09: 00007fd3fa5ab188
R10: 0000000020000540 R11: 0000000000000246 R12: 00007fd3fa5ab18c
R13: 0000000000000016 R14: 00007ffd9ba40140 R15: 00007ffd9ba40228

final repro crashed as (corrupted=false):
watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor219:4165]
Modules linked in:
CPU: 0 PID: 4165 Comm: syz-executor219 Not tainted 5.10.233-syzkaller-00881-gfbe98d68b6b3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:native_restore_fl arch/x86/include/asm/irqflags.h:41 [inline]
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/irqflags.h:84 [inline]
RIP: 0010:kvm_wait+0xfc/0x150 arch/x86/kernel/kvm.c:926
Code: 38 f0 75 26 41 f7 c7 00 02 00 00 75 0f 0f 1f 44 00 00 0f 00 2d a5 53 d5 03 f4 eb 0e 0f 1f 44 00 00 0f 00 2d 96 53 d5 03 fb f4 <4c> 89 7c 24 18 ff 74 24 18 9d 48 c7 44 24 20 0e 36 e0 45 49 c7 04
RSP: 0018:ffffc90002c879e0 EFLAGS: 00000246
RAX: 0000000000000003 RBX: 1ffff92000590f40 RCX: ffffffff8150ca44
RDX: 0000000000000001 RSI: 0000000000000003 RDI: ffffc90002c87a20
RBP: ffffc90002c87a90 R08: dffffc0000000000 R09: ffffed1021e78bd2
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffff88810f3c5e88 R14: 0000000000000003 R15: 0000000000000246
FS:  0000555577a09480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd3fa4b7d58 CR3: 00000001156d9000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 </IRQ>
 pv_wait arch/x86/include/asm/paravirt.h:564 [inline]
 pv_wait_head_or_lock kernel/locking/qspinlock_paravirt.h:470 [inline]
 __pv_queued_spin_lock_slowpath+0x72f/0xc70 kernel/locking/qspinlock.c:508
 pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:554 [inline]
 queued_spin_lock_slowpath arch/x86/include/asm/qspinlock.h:51 [inline]
 queued_spin_lock include/asm-generic/qspinlock.h:85 [inline]
 do_raw_spin_lock include/linux/spinlock.h:183 [inline]
 __raw_spin_lock_bh include/linux/spinlock_api_smp.h:136 [inline]
 _raw_spin_lock_bh+0x139/0x1b0 kernel/locking/spinlock.c:175
 spin_lock_bh include/linux/spinlock.h:359 [inline]
 lock_sock_nested+0x92/0x300 net/core/sock.c:3117
 lock_sock include/net/sock.h:1648 [inline]
 tipc_release+0x57/0x1440 net/tipc/socket.c:626
 __sock_release net/socket.c:597 [inline]
 sock_close+0xdf/0x270 net/socket.c:1286
 __fput+0x33d/0x7b0 fs/file_table.c:281
 ____fput+0x15/0x20 fs/file_table.c:314
 task_work_run+0x129/0x190 kernel/task_work.c:189
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop+0xbf/0xd0 kernel/entry/common.c:172
 exit_to_user_mode_prepare kernel/entry/common.c:199 [inline]
 syscall_exit_to_user_mode+0xa2/0x1a0 kernel/entry/common.c:274
 do_syscall_64+0x40/0x70 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fd3fa52154a
Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 33 63 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 93 63 02 00 8b 44 24
RSP: 002b:00007ffd9ba402f0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fd3fa52154a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004
RBP: 00007ffd9ba40350 R08: 0000000000000000 R09: 00007ffd9ba403c0
R10: 0000000000000000 R11: 0000000000000293 R12: 00007ffd9ba403c0
R13: 00007fd3fa4e44b0 R14: 00007fd3fa5ab19c R15: 0000000000000005
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 4166 Comm: syz-executor219 Not tainted 5.10.233-syzkaller-00881-gfbe98d68b6b3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
RIP: 0010:memcmp lib/string.c:942 [inline]
RIP: 0010:bcmp+0x3b/0xb0 lib/string.c:964
Code: 84 84 00 00 00 49 89 d6 49 89 f7 49 89 fc 48 ba 00 00 00 00 00 fc ff df 45 31 ed 4b 8d 3c 2c 48 89 f8 48 c1 e8 03 0f b6 04 10 <84> c0 75 2b 43 0f b6 1c 2c 4b 8d 3c 2f 48 89 f8 48 c1 e8 03 0f b6
RSP: 0018:ffffc90002f3e7c8 EFLAGS: 00000a07
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000002f3e801
RDX: dffffc0000000000 RSI: ffffc90002f3e880 RDI: ffff88810f3c615e
RBP: ffffc90002f3e7f0 R08: ffffffff849a2eb5 R09: ffffed1021e129e1
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88810f3c615c
R13: 0000000000000002 R14: 0000000000000004 R15: ffffc90002f3e880
FS:  00007fd3fa4d86c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fd3fa5a30f0 CR3: 00000001156d9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 rhashtable_compare include/linux/rhashtable.h:577 [inline]
 __rhashtable_lookup include/linux/rhashtable.h:602 [inline]
 rhashtable_lookup include/linux/rhashtable.h:638 [inline]
 tipc_sk_lookup+0x313/0x650 net/tipc/socket.c:2997
 tipc_sk_rcv+0x499/0x1e30 net/tipc/socket.c:2488
 tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
 tipc_node_xmit_skb net/tipc/node.c:1739 [inline]
 tipc_node_distr_xmit+0x36a/0x4d0 net/tipc/node.c:1754
 tipc_sk_rcv+0x177d/0x1e30 net/tipc/socket.c:2497
 tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
 tipc_sk_push_backlog net/tipc/socket.c:1306 [inline]
 tipc_sk_filter_connect net/tipc/socket.c:2253 [inline]
 tipc_sk_filter_rcv+0x1da8/0x3e00 net/tipc/socket.c:2362
 tipc_sk_enqueue net/tipc/socket.c:2442 [inline]
 tipc_sk_rcv+0x8a1/0x1e30 net/tipc/socket.c:2493
 tipc_node_xmit+0x34b/0xe30 net/tipc/node.c:1674
 tipc_node_xmit_skb net/tipc/node.c:1739 [inline]
 tipc_node_distr_xmit+0x36a/0x4d0 net/tipc/node.c:1754
 tipc_sk_backlog_rcv+0x18b/0x210 net/tipc/socket.c:2410
 sk_backlog_rcv include/net/sock.h:1052 [inline]
 __release_sock+0x148/0x410 net/core/sock.c:2583
 release_sock net/core/sock.c:3134 [inline]
 sock_setsockopt+0x1e3b/0x2e00 net/core/sock.c:1257
 __sys_setsockopt+0x441/0x870 net/socket.c:2142
 __do_sys_setsockopt net/socket.c:2157 [inline]
 __se_sys_setsockopt net/socket.c:2154 [inline]
 __x64_sys_setsockopt+0xbf/0xd0 net/socket.c:2154
 do_syscall_64+0x34/0x70
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7fd3fa5223f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 61 1c 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd3fa4d8168 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
RAX: ffffffffffffffda RBX: 00007fd3fa5ab188 RCX: 00007fd3fa5223f9
RDX: 0000000000000021 RSI: 0000000000000001 RDI: 0000000000000003
RBP: 00007fd3fa5ab180 R08: 0000000000000004 R09: 00007fd3fa5ab188
R10: 0000000020000540 R11: 0000000000000246 R12: 00007fd3fa5ab18c
R13: 0000000000000016 R14: 00007ffd9ba40140 R15: 00007ffd9ba40228