./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4273661464
<...>
forked to background, child pid 5509
no interfaces have a carrier
[ 45.465652][ T5510] 8021q: adding VLAN 0 to HW filter on device bond0
[ 45.480735][ T5510] eql: remember to turn off Van-Jacobson compression on your slave devices
Starting sshd: OK
syzkaller
Warning: Permanently added '10.128.1.206' (ED25519) to the list of known hosts.
execve("./syz-executor4273661464", ["./syz-executor4273661464"], 0x7ffc97d7e550 /* 10 vars */) = 0
brk(NULL) = 0x55556bc7f000
brk(0x55556bc7fd00) = 0x55556bc7fd00
arch_prctl(ARCH_SET_FS, 0x55556bc7f380) = 0
set_tid_address(0x55556bc7f650) = 5840
set_robust_list(0x55556bc7f660, 24) = 0
rseq(0x55556bc7fca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor4273661464", 4096) = 28
getrandom("\x4d\x16\x65\xbd\x65\xd7\x1b\x88", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55556bc7fd00
brk(0x55556bca0d00) = 0x55556bca0d00
brk(0x55556bca1000) = 0x55556bca1000
mprotect(0x7f5a658f9000, 16384, PROT_READ) = 0
mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000
mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000
mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000
executing program
write(1, "executing program\n", 18) = 18
sendmsg(-1, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\xd8\x00\x00\x00\x1c\x00\x81\x04\x4e\x81\xf7\x82\xdb\x44\xb9\x04\x0a\x1d\x08\x03\x0e\x00\x00\x00\xe8\xfe\xa4\xa1\x18\x00\x15\x00\x06\x00\x14\x26\x03\x60\x0e\x12\x08\x00\x0f\x10\x00\x81\x04\x01\xa8\x00\x16\x00\x0a\x00\x01", iov_len=55}], msg_iovlen=1, msg_controllen=0, msg_flags=MSG_SYN|MSG_RST|MSG_ERRQUEUE|MSG_NOSIGNAL}, 0) = -1 EBADF (Bad file descriptor)
bind(-1, {sa_family=AF_INET6, sin6_port=htons(20000), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "ff02::1", &sin6_addr), sin6_scope_id=if_nametoindex("ifb1")}, 28) = -1 EBADF (Bad file descriptor)
write(-1, "\x8f\xed\xcb\x79\x07\x00\x98\x75\xf3\x75\x38\xe4\x86\xdd\x63\x17\xce\x62\x03\x00\xfe\x00\x00\x01\x06\x00\x00\x00\x18\x00\x15\x00\x06\x00\x14\x26\x03\x60\x0e\x12\x08\x00\x0f\x10\x00\x81\x04\x01\xa8\x00\x16\x00\x0a\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 65051) = -1 EBADF (Bad file descriptor)
socket(AF_NETLINK, SOCK_DGRAM, NETLINK_ROUTE) = 3
sendmsg(-1, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x14\x00\x00\x00\x10\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0a\x5c\x00\x00\x00\x06\x0a\x09\x04\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x09\x00\x02\x00\x73\x79\x7a\x32\x00\x00\x00\x00\x09\x00\x01\x00\x73\x79\x7a\x30\x00\x00\x00\x00\x30\x00\x04\x80\x2c\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., iov_len=132}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EBADF (Bad file descriptor)
write(3, "\x56\x3f\x00\x00\x18\x00\x59\x9c\x6d\x0e\xab\x07\x00\x04\x00\x05\x23\x62\x03\x00\xfe\x00\x00\x01\x06\x00\x00\x00\x18\x00\x15\x00\x06\x00\x14\x26\x03\x60\x0e\x12\x08\x00\x0f\x10\x00\x81\x04\x01\xa8\x00\x16\x00\x0a\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x03\x00\x20\x00\x00\x00\x00\x84\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00"..., 65075) = 65075
bind(-1, NULL, 0) = -1 EBADF (Bad file descriptor)
write(-1, NULL, 65051) = -1 EBADF (Bad file descriptor)
socket(AF_NETLINK, SOCK_DGRAM, NETLINK_ROUTE) = 4
syzkaller login: [ 73.743211][ T5840] netlink: 'syz-executor427': attribute type 1 has an invalid length.
[ 73.751582][ T5840] netlink: 'syz-executor427': attribute type 4 has an invalid length.
[ 73.760360][ T5840] netlink: 15334 bytes leftover after parsing attributes in process `syz-executor427'.
[ 73.802919][ T5840] netlink: 'syz-executor427': attribute type 1 has an invalid length.
[ 73.811392][ T5840] netlink: 'syz-executor427': attribute type 4 has an invalid length.
[ 73.819643][ T5840] netlink: 15334 bytes leftover after parsing attributes in process `syz-executor427'.
[ 73.829380][ T5840]
[ 73.831791][ T5840] =============================
[ 73.836636][ T5840] WARNING: suspicious RCU usage
[ 73.841552][ T5840] 6.12.0-rc5-syzkaller-01056-gf07a6e6ceb05 #0 Not tainted
[ 73.848755][ T5840] -----------------------------
[ 73.853630][ T5840] kernel/rcu/tree.c:4092 Illegal synchronize_rcu() in RCU read-side critical section!
[ 73.863289][ T5840]
[ 73.863289][ T5840] other info that might help us debug this:
[ 73.863289][ T5840]
[ 73.873592][ T5840]
[ 73.873592][ T5840] rcu_scheduler_active = 2, debug_locks = 1
[ 73.881752][ T5840] 1 lock held by syz-executor427/5840:
[ 73.887279][ T5840] #0: ffffffff8e937da0 (rcu_read_lock){....}-{1:2}, at: route_doit+0x3d6/0x640
[ 73.896532][ T5840]
[ 73.896532][ T5840] stack backtrace:
[ 73.902536][ T5840] CPU: 1 UID: 0 PID: 5840 Comm: syz-executor427 Not tainted 6.12.0-rc5-syzkaller-01056-gf07a6e6ceb05 #0
[ 73.913694][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 73.923758][ T5840] Call Trace:
[ 73.927037][ T5840]
[ 73.929968][ T5840] dump_stack_lvl+0x241/0x360
[ 73.934666][ T5840] ? __pfx_dump_stack_lvl+0x10/0x10
[ 73.939871][ T5840] ? __pfx__printk+0x10/0x10
[ 73.944480][ T5840] lockdep_rcu_suspicious+0x226/0x340
[ 73.949857][ T5840] synchronize_rcu+0xea/0x360
[ 73.954535][ T5840] ? __pfx_synchronize_rcu+0x10/0x10
[ 73.959825][ T5840] ? do_raw_spin_unlock+0x13c/0x8b0
[ 73.965034][ T5840] phonet_route_del+0xc6/0x140
[ 73.969810][ T5840] route_doit+0x514/0x640
[ 73.974162][ T5840] ? __pfx_route_doit+0x10/0x10
[ 73.979038][ T5840] ? __pfx_route_doit+0x10/0x10
[ 73.983909][ T5840] rtnetlink_rcv_msg+0x791/0xcf0
[ 73.988875][ T5840] ? rtnetlink_rcv_msg+0x1a7/0xcf0
[ 73.993997][ T5840] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 73.999475][ T5840] netlink_rcv_skb+0x1e3/0x430
[ 74.004266][ T5840] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 74.009736][ T5840] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 74.015051][ T5840] ? netlink_deliver_tap+0x2e/0x1b0
[ 74.020373][ T5840] netlink_unicast+0x7f6/0x990
[ 74.025147][ T5840] ? __pfx_netlink_unicast+0x10/0x10
[ 74.030435][ T5840] ? __virt_addr_valid+0x183/0x530
[ 74.035555][ T5840] ? __check_object_size+0x48e/0x900
[ 74.040849][ T5840] netlink_sendmsg+0x8e4/0xcb0
[ 74.045627][ T5840] ? __pfx_netlink_sendmsg+0x10/0x10
[ 74.050920][ T5840] ? __pfx_aa_file_perm+0x10/0x10
[ 74.055958][ T5840] ? aa_sock_msg_perm+0x91/0x160
[ 74.060902][ T5840] ? __pfx_netlink_sendmsg+0x10/0x10
[ 74.066214][ T5840] __sock_sendmsg+0x221/0x270
[ 74.070904][ T5840] sock_write_iter+0x2d7/0x3f0
[ 74.075714][ T5840] ? __pfx_sock_write_iter+0x10/0x10
[ 74.081030][ T5840] ? bpf_lsm_file_permission+0x9/0x10
[ 74.086426][ T5840] ? security_file_permission+0x74/0x280
[ 74.092094][ T5840] vfs_write+0xaeb/0xd30
[ 74.096356][ T5840] ? __pfx_sock_write_iter+0x10/0x10
[ 74.101644][ T5840] ? __pfx_vfs_write+0x10/0x10
[ 74.106430][ T5840] ? _raw_spin_unlock_irq+0x2e/0x50
[ 74.111639][ T5840] ? fdget_pos+0x19a/0x320
[ 74.116060][ T5840] ksys_write+0x183/0x2b0
[ 74.120394][ T5840] ? __pfx_ksys_write+0x10/0x10
[ 74.125244][ T5840] ? do_syscall_64+0x100/0x230
[ 74.130037][ T5840] do_syscall_64+0xf3/0x230
[ 74.134550][ T5840] ? clear_bhb_loop+0x35/0x90
[ 74.139251][ T5840] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 74.145166][ T5840] RIP: 0033:0x7f5a658865a9
[ 74.149599][ T5840] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
[ 74.169202][ T5840] RSP: 002b:00007ffe8265cfa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 74.177641][ T5840] RAX: ffffffffffffffda RBX: 00007ffe8265d178 RCX: 00007f5a658865a9
[ 74.185616][ T5840] RDX: 000000000000fe33 RSI: 0000000020000000 RDI: 0000000000000004
[ 74.193589][ T5840] RBP: 00007f5a658f9610 R08: 00007ffe8265d178 R09: 00007ffe8265d178
[ 74.201558][ T5840] R10: 00007ffe8265d178 R11: 0000000000000246 R12: 0000000000000001
[ 74.209527][ T5840] R13: 00007ffe8265d168 R14: 0000000000000001 R15: 0000000000000001
[ 74.217507][ T5840]
[ 74.220747][ T5840] BUG: sleeping function called from invalid context at kernel/rcu/tree.c:4003
[ 74.229854][ T5840] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 5840, name: syz-executor427
[ 74.239436][ T5840] preempt_count: 0, expected: 0
[ 74.244365][ T5840] RCU nest depth: 1, expected: 0
[ 74.249404][ T5840] 1 lock held by syz-executor427/5840:
[ 74.254891][ T5840] #0: ffffffff8e937da0 (rcu_read_lock){....}-{1:2}, at: route_doit+0x3d6/0x640
[ 74.264166][ T5840] CPU: 1 UID: 0 PID: 5840 Comm: syz-executor427 Not tainted 6.12.0-rc5-syzkaller-01056-gf07a6e6ceb05 #0
[ 74.275337][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 74.285400][ T5840] Call Trace:
[ 74.288768][ T5840]
[ 74.291704][ T5840] dump_stack_lvl+0x241/0x360
[ 74.296399][ T5840] ? __pfx_dump_stack_lvl+0x10/0x10
[ 74.301607][ T5840] ? __pfx__printk+0x10/0x10
[ 74.306217][ T5840] __might_resched+0x5d4/0x780
[ 74.311249][ T5840] ? __pfx_dump_stack_lvl+0x10/0x10
[ 74.316459][ T5840] ? preempt_schedule_notrace+0xf6/0x140
[ 74.322104][ T5840] ? __pfx___might_resched+0x10/0x10
[ 74.327639][ T5840] ? nbcon_cpu_emergency_exit+0x6e/0xd0
[ 74.333191][ T5840] ? nbcon_cpu_emergency_exit+0x77/0xd0
[ 74.338740][ T5840] ? lockdep_rcu_suspicious+0x299/0x340
[ 74.344296][ T5840] synchronize_rcu+0x104/0x360
[ 74.349068][ T5840] ? __pfx_synchronize_rcu+0x10/0x10
[ 74.354362][ T5840] ? do_raw_spin_unlock+0x13c/0x8b0
[ 74.359573][ T5840] phonet_route_del+0xc6/0x140
[ 74.364348][ T5840] route_doit+0x514/0x640
[ 74.368695][ T5840] ? __pfx_route_doit+0x10/0x10
[ 74.373585][ T5840] ? __pfx_route_doit+0x10/0x10
[ 74.378450][ T5840] rtnetlink_rcv_msg+0x791/0xcf0
[ 74.383434][ T5840] ? rtnetlink_rcv_msg+0x1a7/0xcf0
[ 74.388660][ T5840] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 74.394152][ T5840] netlink_rcv_skb+0x1e3/0x430
[ 74.398949][ T5840] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 74.404429][ T5840] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 74.409747][ T5840] ? netlink_deliver_tap+0x2e/0x1b0
[ 74.414962][ T5840] netlink_unicast+0x7f6/0x990
[ 74.419746][ T5840] ? __pfx_netlink_unicast+0x10/0x10
[ 74.425043][ T5840] ? __virt_addr_valid+0x183/0x530
[ 74.430167][ T5840] ? __check_object_size+0x48e/0x900
[ 74.435468][ T5840] netlink_sendmsg+0x8e4/0xcb0
[ 74.440304][ T5840] ? __pfx_netlink_sendmsg+0x10/0x10
[ 74.445611][ T5840] ? __pfx_aa_file_perm+0x10/0x10
[ 74.450739][ T5840] ? aa_sock_msg_perm+0x91/0x160
[ 74.455698][ T5840] ? __pfx_netlink_sendmsg+0x10/0x10
[ 74.460995][ T5840] __sock_sendmsg+0x221/0x270
[ 74.465687][ T5840] sock_write_iter+0x2d7/0x3f0
[ 74.470551][ T5840] ? __pfx_sock_write_iter+0x10/0x10
[ 74.475854][ T5840] ? bpf_lsm_file_permission+0x9/0x10
[ 74.481241][ T5840] ? security_file_permission+0x74/0x280
[ 74.486899][ T5840] vfs_write+0xaeb/0xd30
[ 74.491200][ T5840] ? __pfx_sock_write_iter+0x10/0x10
[ 74.496513][ T5840] ? __pfx_vfs_write+0x10/0x10
[ 74.501305][ T5840] ? _raw_spin_unlock_irq+0x2e/0x50
[ 74.506526][ T5840] ? fdget_pos+0x19a/0x320
[ 74.510965][ T5840] ksys_write+0x183/0x2b0
[ 74.515314][ T5840] ? __pfx_ksys_write+0x10/0x10
[ 74.520193][ T5840] ? do_syscall_64+0x100/0x230
[ 74.525017][ T5840] do_syscall_64+0xf3/0x230
[ 74.529532][ T5840] ? clear_bhb_loop+0x35/0x90
[ 74.534220][ T5840] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 74.540133][ T5840] RIP: 0033:0x7f5a658865a9
[ 74.544570][ T5840] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
[ 74.564187][ T5840] RSP: 002b:00007ffe8265cfa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 74.572634][ T5840] RAX: ffffffffffffffda RBX: 00007ffe8265d178 RCX: 00007f5a658865a9
[ 74.580617][ T5840] RDX: 000000000000fe33 RSI: 0000000020000000 RDI: 0000000000000004
[ 74.588597][ T5840] RBP: 00007f5a658f9610 R08: 00007ffe8265d178 R09: 00007ffe8265d178
[ 74.596575][ T5840] R10: 00007ffe8265d178 R11: 0000000000000246 R12: 0000000000000001
[ 74.604552][ T5840] R13: 00007ffe8265d168 R14: 0000000000000001 R15: 0000000000000001
[ 74.612629][ T5840]
[ 74.616366][ T5840]
[ 74.618805][ T5840] =============================
[ 74.623683][ T5840] WARNING: suspicious RCU usage
[ 74.628639][ T5840] 6.12.0-rc5-syzkaller-01056-gf07a6e6ceb05 #0 Tainted: G W
[ 74.637405][ T5840] -----------------------------
[ 74.642269][ T5840] kernel/rcu/tree_exp.h:949 Illegal synchronize_rcu_expedited() in RCU read-side critical section!
[ 74.653008][ T5840]
[ 74.653008][ T5840] other info that might help us debug this:
[ 74.653008][ T5840]
[ 74.663453][ T5840]
[ 74.663453][ T5840] rcu_scheduler_active = 2, debug_locks = 1
[ 74.671604][ T5840] 1 lock held by syz-executor427/5840:
[ 74.677161][ T5840] #0: ffffffff8e937da0 (rcu_read_lock){....}-{1:2}, at: route_doit+0x3d6/0x640
[ 74.686252][ T5840]
[ 74.686252][ T5840] stack backtrace:
[ 74.692190][ T5840] CPU: 0 UID: 0 PID: 5840 Comm: syz-executor427 Tainted: G W 6.12.0-rc5-syzkaller-01056-gf07a6e6ceb05 #0
[ 74.704800][ T5840] Tainted: [W]=WARN
[ 74.708602][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 74.718672][ T5840] Call Trace:
[ 74.721949][ T5840]
[ 74.724877][ T5840] dump_stack_lvl+0x241/0x360
[ 74.729566][ T5840] ? __pfx_dump_stack_lvl+0x10/0x10
[ 74.734770][ T5840] ? __pfx__printk+0x10/0x10
[ 74.739462][ T5840] lockdep_rcu_suspicious+0x226/0x340
[ 74.744851][ T5840] synchronize_rcu_expedited+0x12e/0x830
[ 74.750492][ T5840] ? __pfx__printk+0x10/0x10
[ 74.755087][ T5840] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 74.761247][ T5840] ? add_taint+0x99/0xe0
[ 74.765512][ T5840] ? __might_resched+0x5e0/0x780
[ 74.770460][ T5840] ? __pfx___might_resched+0x10/0x10
[ 74.775771][ T5840] ? nbcon_cpu_emergency_exit+0x6e/0xd0
[ 74.781315][ T5840] ? nbcon_cpu_emergency_exit+0x77/0xd0
[ 74.786872][ T5840] ? lockdep_rcu_suspicious+0x299/0x340
[ 74.792444][ T5840] synchronize_rcu+0x11b/0x360
[ 74.797224][ T5840] ? __pfx_synchronize_rcu+0x10/0x10
[ 74.802541][ T5840] ? do_raw_spin_unlock+0x13c/0x8b0
[ 74.807746][ T5840] phonet_route_del+0xc6/0x140
[ 74.812528][ T5840] route_doit+0x514/0x640
[ 74.816859][ T5840] ? __pfx_route_doit+0x10/0x10
[ 74.821734][ T5840] ? __pfx_route_doit+0x10/0x10
[ 74.826589][ T5840] rtnetlink_rcv_msg+0x791/0xcf0
[ 74.831537][ T5840] ? rtnetlink_rcv_msg+0x1a7/0xcf0
[ 74.836656][ T5840] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 74.842152][ T5840] netlink_rcv_skb+0x1e3/0x430
[ 74.846922][ T5840] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 74.852387][ T5840] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 74.857710][ T5840] ? netlink_deliver_tap+0x2e/0x1b0
[ 74.862910][ T5840] netlink_unicast+0x7f6/0x990
[ 74.867696][ T5840] ? __pfx_netlink_unicast+0x10/0x10
[ 74.873011][ T5840] ? __virt_addr_valid+0x183/0x530
[ 74.878124][ T5840] ? __check_object_size+0x48e/0x900
[ 74.883415][ T5840] netlink_sendmsg+0x8e4/0xcb0
[ 74.888195][ T5840] ? __pfx_netlink_sendmsg+0x10/0x10
[ 74.893491][ T5840] ? __pfx_aa_file_perm+0x10/0x10
[ 74.898534][ T5840] ? aa_sock_msg_perm+0x91/0x160
[ 74.903479][ T5840] ? __pfx_netlink_sendmsg+0x10/0x10
[ 74.908781][ T5840] __sock_sendmsg+0x221/0x270
[ 74.913461][ T5840] sock_write_iter+0x2d7/0x3f0
[ 74.918230][ T5840] ? __pfx_sock_write_iter+0x10/0x10
[ 74.923521][ T5840] ? bpf_lsm_file_permission+0x9/0x10
[ 74.929000][ T5840] ? security_file_permission+0x74/0x280
[ 74.934724][ T5840] vfs_write+0xaeb/0xd30
[ 74.938977][ T5840] ? __pfx_sock_write_iter+0x10/0x10
[ 74.944263][ T5840] ? __pfx_vfs_write+0x10/0x10
[ 74.949062][ T5840] ? _raw_spin_unlock_irq+0x2e/0x50
[ 74.954267][ T5840] ? fdget_pos+0x19a/0x320
[ 74.958685][ T5840] ksys_write+0x183/0x2b0
[ 74.963013][ T5840] ? __pfx_ksys_write+0x10/0x10
[ 74.967861][ T5840] ? do_syscall_64+0x100/0x230
[ 74.972626][ T5840] do_syscall_64+0xf3/0x230
[ 74.977130][ T5840] ? clear_bhb_loop+0x35/0x90
[ 74.981809][ T5840] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 74.987709][ T5840] RIP: 0033:0x7f5a658865a9
[ 74.992142][ T5840] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
[ 75.011743][ T5840] RSP: 002b:00007ffe8265cfa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 75.020160][ T5840] RAX: ffffffffffffffda RBX: 00007ffe8265d178 RCX: 00007f5a658865a9
[ 75.028132][ T5840] RDX: 000000000000fe33 RSI: 0000000020000000 RDI: 0000000000000004
[ 75.036100][ T5840] RBP: 00007f5a658f9610 R08: 00007ffe8265d178 R09: 00007ffe8265d178
[ 75.044072][ T5840] R10: 00007ffe8265d178 R11: 0000000000000246 R12: 0000000000000001
[ 75.052057][ T5840] R13: 00007ffe8265d168 R14: 0000000000000001 R15: 0000000000000001
[ 75.060033][ T5840]
[ 75.064112][ T5840] ------------[ cut here ]------------
[ 75.069754][ T5840] Voluntary context switch within RCU read-side critical section!
[ 75.069857][ T5840] WARNING: CPU: 0 PID: 5840 at kernel/rcu/tree_plugin.h:331 rcu_note_context_switch+0xcf4/0xff0
[ 75.088102][ T5840] Modules linked in:
[ 75.092015][ T5840] CPU: 0 UID: 0 PID: 5840 Comm: syz-executor427 Tainted: G W 6.12.0-rc5-syzkaller-01056-gf07a6e6ceb05 #0
[ 75.104614][ T5840] Tainted: [W]=WARN
[ 75.108451][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 75.118512][ T5840] RIP: 0010:rcu_note_context_switch+0xcf4/0xff0
[ 75.124793][ T5840] Code: 00 ba 02 00 00 00 e8 7b f8 fd ff 4c 8b b4 24 80 00 00 00 eb 91 c6 05 12 45 8b 0e 01 90 48 c7 c7 80 28 0c 8c e8 6d 29 da ff 90 <0f> 0b 90 90 e9 3b f4 ff ff 90 0f 0b 90 45 84 ed 0f 84 00 f4 ff ff
[ 75.144408][ T5840] RSP: 0018:ffffc90003c56dc0 EFLAGS: 00010046
[ 75.150488][ T5840] RAX: a8f08f9ee459b500 RBX: ffff88806f9d8444 RCX: ffff88806f9d8000
[ 75.158465][ T5840] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 75.166439][ T5840] RBP: ffffc90003c56f10 R08: ffffffff8155d252 R09: fffffbfff1cf9fd0
[ 75.174420][ T5840] R10: dffffc0000000000 R11: fffffbfff1cf9fd0 R12: ffff88806f9d8000
[ 75.182404][ T5840] R13: 0000000000000000 R14: 1ffff9200078add0 R15: dffffc0000000000
[ 75.190383][ T5840] FS: 000055556bc7f380(0000) GS:ffff8880b8600000(0000) knlGS:0000000000000000
[ 75.199325][ T5840] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 75.205916][ T5840] CR2: 000000002000f000 CR3: 0000000078e7e000 CR4: 00000000003526f0
[ 75.213899][ T5840] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 75.221879][ T5840] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 75.229856][ T5840] Call Trace:
[ 75.233143][ T5840]
[ 75.236091][ T5840] ? __warn+0x168/0x4e0
[ 75.240266][ T5840] ? rcu_note_context_switch+0xcf4/0xff0
[ 75.245924][ T5840] ? report_bug+0x2b3/0x500
[ 75.250445][ T5840] ? rcu_note_context_switch+0xcf4/0xff0
[ 75.256103][ T5840] ? handle_bug+0x60/0x90
[ 75.260442][ T5840] ? exc_invalid_op+0x1a/0x50
[ 75.265129][ T5840] ? asm_exc_invalid_op+0x1a/0x20
[ 75.270184][ T5840] ? __warn_printk+0x292/0x360
[ 75.274962][ T5840] ? rcu_note_context_switch+0xcf4/0xff0
[ 75.280624][ T5840] ? mark_lock+0x9a/0x360
[ 75.284968][ T5840] ? __lock_acquire+0x1384/0x2050
[ 75.290015][ T5840] ? __pfx_rcu_note_context_switch+0x10/0x10
[ 75.296034][ T5840] ? mark_lock+0x9a/0x360
[ 75.300376][ T5840] ? rcu_is_watching+0x15/0xb0
[ 75.305161][ T5840] __schedule+0x348/0x4bd0
[ 75.309623][ T5840] ? __pfx___schedule+0x10/0x10
[ 75.314506][ T5840] ? schedule+0x90/0x320
[ 75.318764][ T5840] ? __pfx_lock_release+0x10/0x10
[ 75.323808][ T5840] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 75.329730][ T5840] ? schedule+0x90/0x320
[ 75.333987][ T5840] schedule+0x14b/0x320
[ 75.338180][ T5840] synchronize_rcu_expedited+0x684/0x830
[ 75.343829][ T5840] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 75.350004][ T5840] ? add_taint+0x99/0xe0
[ 75.354257][ T5840] ? __might_resched+0x5e0/0x780
[ 75.359210][ T5840] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 75.364505][ T5840] ? __pfx___might_resched+0x10/0x10
[ 75.369805][ T5840] ? __pfx_autoremove_wake_function+0x10/0x10
[ 75.375901][ T5840] ? nbcon_cpu_emergency_exit+0x6e/0xd0
[ 75.381456][ T5840] ? nbcon_cpu_emergency_exit+0x77/0xd0
[ 75.387012][ T5840] ? lockdep_rcu_suspicious+0x299/0x340
[ 75.392571][ T5840] synchronize_rcu+0x11b/0x360
[ 75.397349][ T5840] ? __pfx_synchronize_rcu+0x10/0x10
[ 75.402654][ T5840] ? do_raw_spin_unlock+0x13c/0x8b0
[ 75.407980][ T5840] phonet_route_del+0xc6/0x140
[ 75.412760][ T5840] route_doit+0x514/0x640
[ 75.417106][ T5840] ? __pfx_route_doit+0x10/0x10
[ 75.422026][ T5840] ? __pfx_route_doit+0x10/0x10
[ 75.426888][ T5840] rtnetlink_rcv_msg+0x791/0xcf0
[ 75.431840][ T5840] ? rtnetlink_rcv_msg+0x1a7/0xcf0
[ 75.436973][ T5840] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 75.442464][ T5840] netlink_rcv_skb+0x1e3/0x430
[ 75.447270][ T5840] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 75.452749][ T5840] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 75.458063][ T5840] ? netlink_deliver_tap+0x2e/0x1b0
[ 75.463280][ T5840] netlink_unicast+0x7f6/0x990
[ 75.468070][ T5840] ? __pfx_netlink_unicast+0x10/0x10
[ 75.473364][ T5840] ? __virt_addr_valid+0x183/0x530
[ 75.478580][ T5840] ? __check_object_size+0x48e/0x900
[ 75.483886][ T5840] netlink_sendmsg+0x8e4/0xcb0
[ 75.488698][ T5840] ? __pfx_netlink_sendmsg+0x10/0x10
[ 75.493999][ T5840] ? __pfx_aa_file_perm+0x10/0x10
[ 75.499041][ T5840] ? aa_sock_msg_perm+0x91/0x160
[ 75.504005][ T5840] ? __pfx_netlink_sendmsg+0x10/0x10
[ 75.509313][ T5840] __sock_sendmsg+0x221/0x270
[ 75.514187][ T5840] sock_write_iter+0x2d7/0x3f0
[ 75.519011][ T5840] ? __pfx_sock_write_iter+0x10/0x10
[ 75.524346][ T5840] ? bpf_lsm_file_permission+0x9/0x10
[ 75.529742][ T5840] ? security_file_permission+0x74/0x280
[ 75.535396][ T5840] vfs_write+0xaeb/0xd30
[ 75.539688][ T5840] ? __pfx_sock_write_iter+0x10/0x10
[ 75.544999][ T5840] ? __pfx_vfs_write+0x10/0x10
[ 75.549802][ T5840] ? _raw_spin_unlock_irq+0x2e/0x50
[ 75.555033][ T5840] ? fdget_pos+0x19a/0x320
[ 75.559494][ T5840] ksys_write+0x183/0x2b0
[ 75.563847][ T5840] ? __pfx_ksys_write+0x10/0x10
[ 75.568708][ T5840] ? do_syscall_64+0x100/0x230
[ 75.573489][ T5840] do_syscall_64+0xf3/0x230
[ 75.578003][ T5840] ? clear_bhb_loop+0x35/0x90
[ 75.582693][ T5840] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 75.588605][ T5840] RIP: 0033:0x7f5a658865a9
[ 75.593029][ T5840] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
[ 75.612711][ T5840] RSP: 002b:00007ffe8265cfa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 75.621148][ T5840] RAX: ffffffffffffffda RBX: 00007ffe8265d178 RCX: 00007f5a658865a9
[ 75.629134][ T5840] RDX: 000000000000fe33 RSI: 0000000020000000 RDI: 0000000000000004
[ 75.637116][ T5840] RBP: 00007f5a658f9610 R08: 00007ffe8265d178 R09: 00007ffe8265d178
[ 75.645107][ T5840] R10: 00007ffe8265d178 R11: 0000000000000246 R12: 0000000000000001
[ 75.653088][ T5840] R13: 00007ffe8265d168 R14: 0000000000000001 R15: 0000000000000001
[ 75.661082][ T5840]
[ 75.664111][ T5840] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 75.671397][ T5840] CPU: 0 UID: 0 PID: 5840 Comm: syz-executor427 Tainted: G W 6.12.0-rc5-syzkaller-01056-gf07a6e6ceb05 #0
[ 75.683993][ T5840] Tainted: [W]=WARN
[ 75.687799][ T5840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024
[ 75.697869][ T5840] Call Trace:
[ 75.701155][ T5840]
[ 75.704095][ T5840] dump_stack_lvl+0x241/0x360
[ 75.708799][ T5840] ? __pfx_dump_stack_lvl+0x10/0x10
[ 75.714016][ T5840] ? __pfx__printk+0x10/0x10
[ 75.718630][ T5840] ? vscnprintf+0x5d/0x90
[ 75.722989][ T5840] panic+0x349/0x880
[ 75.726901][ T5840] ? __warn+0x177/0x4e0
[ 75.731085][ T5840] ? __pfx_panic+0x10/0x10
[ 75.735526][ T5840] __warn+0x34b/0x4e0
[ 75.739518][ T5840] ? rcu_note_context_switch+0xcf4/0xff0
[ 75.745166][ T5840] report_bug+0x2b3/0x500
[ 75.749510][ T5840] ? rcu_note_context_switch+0xcf4/0xff0
[ 75.755161][ T5840] handle_bug+0x60/0x90
[ 75.759339][ T5840] exc_invalid_op+0x1a/0x50
[ 75.763853][ T5840] asm_exc_invalid_op+0x1a/0x20
[ 75.768723][ T5840] RIP: 0010:rcu_note_context_switch+0xcf4/0xff0
[ 75.774980][ T5840] Code: 00 ba 02 00 00 00 e8 7b f8 fd ff 4c 8b b4 24 80 00 00 00 eb 91 c6 05 12 45 8b 0e 01 90 48 c7 c7 80 28 0c 8c e8 6d 29 da ff 90 <0f> 0b 90 90 e9 3b f4 ff ff 90 0f 0b 90 45 84 ed 0f 84 00 f4 ff ff
[ 75.794591][ T5840] RSP: 0018:ffffc90003c56dc0 EFLAGS: 00010046
[ 75.800681][ T5840] RAX: a8f08f9ee459b500 RBX: ffff88806f9d8444 RCX: ffff88806f9d8000
[ 75.808710][ T5840] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
[ 75.816700][ T5840] RBP: ffffc90003c56f10 R08: ffffffff8155d252 R09: fffffbfff1cf9fd0
[ 75.824707][ T5840] R10: dffffc0000000000 R11: fffffbfff1cf9fd0 R12: ffff88806f9d8000
[ 75.832713][ T5840] R13: 0000000000000000 R14: 1ffff9200078add0 R15: dffffc0000000000
[ 75.840701][ T5840] ? __warn_printk+0x292/0x360
[ 75.845487][ T5840] ? mark_lock+0x9a/0x360
[ 75.849826][ T5840] ? __lock_acquire+0x1384/0x2050
[ 75.854871][ T5840] ? __pfx_rcu_note_context_switch+0x10/0x10
[ 75.860865][ T5840] ? mark_lock+0x9a/0x360
[ 75.865207][ T5840] ? rcu_is_watching+0x15/0xb0
[ 75.869985][ T5840] __schedule+0x348/0x4bd0
[ 75.874438][ T5840] ? __pfx___schedule+0x10/0x10
[ 75.879300][ T5840] ? schedule+0x90/0x320
[ 75.883558][ T5840] ? __pfx_lock_release+0x10/0x10
[ 75.888596][ T5840] ? _raw_spin_unlock_irqrestore+0xdd/0x140
[ 75.894511][ T5840] ? schedule+0x90/0x320
[ 75.898789][ T5840] schedule+0x14b/0x320
[ 75.902963][ T5840] synchronize_rcu_expedited+0x684/0x830
[ 75.908609][ T5840] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 75.914779][ T5840] ? add_taint+0x99/0xe0
[ 75.919115][ T5840] ? __might_resched+0x5e0/0x780
[ 75.924067][ T5840] ? __pfx_wait_rcu_exp_gp+0x10/0x10
[ 75.929369][ T5840] ? __pfx___might_resched+0x10/0x10
[ 75.934665][ T5840] ? __pfx_autoremove_wake_function+0x10/0x10
[ 75.940748][ T5840] ? nbcon_cpu_emergency_exit+0x6e/0xd0
[ 75.946300][ T5840] ? nbcon_cpu_emergency_exit+0x77/0xd0
[ 75.951855][ T5840] ? lockdep_rcu_suspicious+0x299/0x340
[ 75.957496][ T5840] synchronize_rcu+0x11b/0x360
[ 75.962274][ T5840] ? __pfx_synchronize_rcu+0x10/0x10
[ 75.967575][ T5840] ? do_raw_spin_unlock+0x13c/0x8b0
[ 75.972793][ T5840] phonet_route_del+0xc6/0x140
[ 75.977569][ T5840] route_doit+0x514/0x640
[ 75.981938][ T5840] ? __pfx_route_doit+0x10/0x10
[ 75.986820][ T5840] ? __pfx_route_doit+0x10/0x10
[ 75.991706][ T5840] rtnetlink_rcv_msg+0x791/0xcf0
[ 75.996677][ T5840] ? rtnetlink_rcv_msg+0x1a7/0xcf0
[ 76.001806][ T5840] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 76.007287][ T5840] netlink_rcv_skb+0x1e3/0x430
[ 76.012071][ T5840] ? __pfx_rtnetlink_rcv_msg+0x10/0x10
[ 76.017545][ T5840] ? __pfx_netlink_rcv_skb+0x10/0x10
[ 76.022858][ T5840] ? netlink_deliver_tap+0x2e/0x1b0
[ 76.028098][ T5840] netlink_unicast+0x7f6/0x990
[ 76.032877][ T5840] ? __pfx_netlink_unicast+0x10/0x10
[ 76.038195][ T5840] ? __virt_addr_valid+0x183/0x530
[ 76.043343][ T5840] ? __check_object_size+0x48e/0x900
[ 76.048679][ T5840] netlink_sendmsg+0x8e4/0xcb0
[ 76.053495][ T5840] ? __pfx_netlink_sendmsg+0x10/0x10
[ 76.058829][ T5840] ? __pfx_aa_file_perm+0x10/0x10
[ 76.063882][ T5840] ? aa_sock_msg_perm+0x91/0x160
[ 76.068851][ T5840] ? __pfx_netlink_sendmsg+0x10/0x10
[ 76.074165][ T5840] __sock_sendmsg+0x221/0x270
[ 76.078890][ T5840] sock_write_iter+0x2d7/0x3f0
[ 76.083671][ T5840] ? __pfx_sock_write_iter+0x10/0x10
[ 76.088981][ T5840] ? bpf_lsm_file_permission+0x9/0x10
[ 76.094363][ T5840] ? security_file_permission+0x74/0x280
[ 76.100023][ T5840] vfs_write+0xaeb/0xd30
[ 76.104302][ T5840] ? __pfx_sock_write_iter+0x10/0x10
[ 76.109604][ T5840] ? __pfx_vfs_write+0x10/0x10
[ 76.114395][ T5840] ? _raw_spin_unlock_irq+0x2e/0x50
[ 76.119615][ T5840] ? fdget_pos+0x19a/0x320
[ 76.124049][ T5840] ksys_write+0x183/0x2b0
[ 76.128393][ T5840] ? __pfx_ksys_write+0x10/0x10
[ 76.133251][ T5840] ? do_syscall_64+0x100/0x230
[ 76.138048][ T5840] do_syscall_64+0xf3/0x230
[ 76.142561][ T5840] ? clear_bhb_loop+0x35/0x90
[ 76.147249][ T5840] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 76.153162][ T5840] RIP: 0033:0x7f5a658865a9
[ 76.157587][ T5840] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 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 b8 ff ff ff f7 d8 64 89 01 48
[ 76.177199][ T5840] RSP: 002b:00007ffe8265cfa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[ 76.185655][ T5840] RAX: ffffffffffffffda RBX: 00007ffe8265d178 RCX: 00007f5a658865a9
[ 76.193634][ T5840] RDX: 000000000000fe33 RSI: 0000000020000000 RDI: 0000000000000004
[ 76.201613][ T5840] RBP: 00007f5a658f9610 R08: 00007ffe8265d178 R09: 00007ffe8265d178
[ 76.209598][ T5840] R10: 00007ffe8265d178 R11: 0000000000000246 R12: 0000000000000001
[ 76.217586][ T5840] R13: 00007ffe8265d168 R14: 0000000000000001 R15: 0000000000000001
[ 76.225584][ T5840]
[ 76.228764][ T5840] Kernel Offset: disabled
[ 76.233136][ T5840] Rebooting in 86400 seconds..