BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 PID: 11843 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 add_chain_cache kernel/locking/lockdep.c:2259 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:2371 [inline]
 validate_chain kernel/locking/lockdep.c:2391 [inline]
 __lock_acquire.cold+0x420/0x57e kernel/locking/lockdep.c:3416
 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x8c/0xc0 kernel/locking/spinlock.c:152
 debug_object_activate+0x12f/0x450 lib/debugobjects.c:472
 debug_work_activate kernel/workqueue.c:492 [inline]
 __queue_work+0x5bc/0x1100 kernel/workqueue.c:1463
 queue_work_on+0x17e/0x1f0 kernel/workqueue.c:1489
 queue_work include/linux/workqueue.h:512 [inline]
 _synchronize_rcu_expedited+0x352/0x6f0 kernel/rcu/tree_exp.h:680
 synchronize_net+0x37/0x50 net/core/dev.c:9279
 dev_deactivate_many+0x45a/0xe60 net/sched/sch_generic.c:1216
 __dev_close_many+0x128/0x2e0 net/core/dev.c:1472
 dev_close_many+0x24a/0x670 net/core/dev.c:1510
 dev_close net/core/dev.c:1536 [inline]
 dev_close+0x179/0x220 net/core/dev.c:1530
 cfg80211_shutdown_all_interfaces+0x12d/0x1d0 net/wireless/core.c:257
 cfg80211_rfkill_set_block net/wireless/core.c:283 [inline]
 cfg80211_rfkill_set_block+0x2f/0x40 net/wireless/core.c:275
 rfkill_set_block+0x1f9/0x540 net/rfkill/core.c:353
 rfkill_fop_write+0x250/0x4a0 net/rfkill/core.c:1249
 __vfs_write+0xf7/0x770 fs/read_write.c:485
 vfs_write+0x1f3/0x540 fs/read_write.c:549
 ksys_write+0x12b/0x2a0 fs/read_write.c:599
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f01f817d0f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48
audit: type=1804 audit(1678079687.905:1353): pid=11858 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir1324850108/syzkaller.ChJ2qw/2480/file0" dev="sda1" ino=15703 res=1
RSP: 002b:00007f01f66ef168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f01f829cf80 RCX: 00007f01f817d0f9
RDX: 0000000000000008 RSI: 0000000020000180 RDI: 0000000000000003
RBP: 00007f01f81d8ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdd8e645cf R14: 00007f01f66ef300 R15: 0000000000022000
audit: type=1804 audit(1678079687.915:1354): pid=11858 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir1324850108/syzkaller.ChJ2qw/2480/file0" dev="sda1" ino=15703 res=1
audit: type=1804 audit(1678079688.375:1355): pid=11917 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir1324850108/syzkaller.ChJ2qw/2481/file0" dev="sda1" ino=15708 res=1
A link change request failed with some changes committed already. Interface batadv_slave_0 may have been left with an inconsistent configuration, please check.
A link change request failed with some changes committed already. Interface batadv_slave_0 may have been left with an inconsistent configuration, please check.
IPVS: ftp: loaded support on port[0] = 21
IPVS: ftp: loaded support on port[0] = 21
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
overlayfs: "xino" feature enabled using 1 upper inode bits.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
overlayfs: failed to look up (tracing) for ino (-66)
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
overlayfs: "xino" feature enabled using 1 upper inode bits.
IPVS: ftp: loaded support on port[0] = 21
IPVS: ftp: loaded support on port[0] = 21
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
ISO 9660 Extensions: Microsoft Joliet Level 0
overlayfs: "xino" feature enabled using 1 upper inode bits.
rock: corrupted directory entry. extent=32, offset=2044, size=237
overlayfs: failed to look up (tracing) for ino (-66)
overlayfs: failed to look up (tracing) for ino (-66)
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
overlayfs: "xino" feature enabled using 1 upper inode bits.
overlayfs: failed to look up (tracing) for ino (-66)
IPVS: ftp: loaded support on port[0] = 21
IPVS: ftp: loaded support on port[0] = 21
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
IPVS: ftp: loaded support on port[0] = 21
overlayfs: "xino" feature enabled using 1 upper inode bits.
ieee80211 ©,q™×;qO!: Selected rate control algorithm 'minstrel_ht'
base_sock_release(00000000f296cc23) sk=00000000571288e4
overlayfs: failed to look up (tracing) for ino (-66)
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
ISOFS: Interleaved files not (yet) supported.
ISOFS: File unit size != 0 for ISO file (1856).
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
sysfs: cannot create duplicate filename '/class/ieee80211/©,q™×;qO!'
CPU: 0 PID: 12333 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 sysfs_warn_dup.cold+0x1c/0x29 fs/sysfs/dir.c:30
overlayfs: "xino" feature enabled using 1 upper inode bits.
 sysfs_do_create_link_sd+0x116/0x130 fs/sysfs/symlink.c:50
 sysfs_do_create_link fs/sysfs/symlink.c:79 [inline]
 sysfs_create_link+0x5f/0xc0 fs/sysfs/symlink.c:91
 device_add_class_symlinks drivers/base/core.c:1934 [inline]
 device_add+0x7d1/0x16d0 drivers/base/core.c:2136
 wiphy_register+0x1664/0x2130 net/wireless/core.c:832
 ieee80211_register_hw+0x13be/0x3550 net/mac80211/main.c:1106
 mac80211_hwsim_new_radio+0x1d3f/0x3c60 drivers/net/wireless/mac80211_hwsim.c:2896
 hwsim_new_radio_nl+0x5c3/0x850 drivers/net/wireless/mac80211_hwsim.c:3374
 genl_family_rcv_msg+0x642/0xc40 net/netlink/genetlink.c:602
 genl_rcv_msg+0xbf/0x160 net/netlink/genetlink.c:627
 netlink_rcv_skb+0x160/0x440 net/netlink/af_netlink.c:2463
 genl_rcv+0x24/0x40 net/netlink/genetlink.c:638
 netlink_unicast_kernel net/netlink/af_netlink.c:1325 [inline]
 netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1351
 netlink_sendmsg+0x6c3/0xc50 net/netlink/af_netlink.c:1917
 sock_sendmsg_nosec net/socket.c:651 [inline]
 sock_sendmsg+0xc3/0x120 net/socket.c:661
 ___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2227
 __sys_sendmsg net/socket.c:2265 [inline]
 __do_sys_sendmsg net/socket.c:2274 [inline]
 __se_sys_sendmsg net/socket.c:2272 [inline]
 __x64_sys_sendmsg+0x132/0x220 net/socket.c:2272
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f25fe7a50f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f25fccf6168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f25fe8c5050 RCX: 00007f25fe7a50f9
RDX: 0000000000000000 RSI: 0000000020000400 RDI: 0000000000000004
RBP: 00007f25fe800ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffeb777ddcf R14: 00007f25fccf6300 R15: 0000000000022000
base_sock_release(0000000043649492) sk=000000004561bf6d
ISO 9660 Extensions: Microsoft Joliet Level 0
rock: corrupted directory entry. extent=32, offset=2044, size=237
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
overlayfs: "xino" feature enabled using 1 upper inode bits.
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
ISOFS: Interleaved files not (yet) supported.
ISOFS: File unit size != 0 for ISO file (1856).
overlayfs: failed to clone upperpath
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
overlayfs: "xino" feature enabled using 1 upper inode bits.
ISO 9660 Extensions: Microsoft Joliet Level 0
rock: corrupted directory entry. extent=32, offset=2044, size=237
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
overlayfs: "xino" feature enabled using 1 upper inode bits.
audit: type=1800 audit(1678079697.846:1356): pid=12584 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.1" name="file0" dev="sda1" ino=13897 res=0
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
overlayfs: "xino" feature enabled using 1 upper inode bits.
audit: type=1804 audit(1678079698.256:1357): pid=12476 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="bus" dev="sda1" ino=13895 res=1
audit: type=1804 audit(1678079698.346:1358): pid=12614 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="bus" dev="sda1" ino=13895 res=1
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
audit: type=1804 audit(1678079698.436:1359): pid=12627 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="bus" dev="sda1" ino=13966 res=1
overlayfs: "xino" feature enabled using 1 upper inode bits.
audit: type=1804 audit(1678079698.436:1360): pid=12627 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="bus" dev="sda1" ino=13966 res=1
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
overlayfs: "xino" feature enabled using 1 upper inode bits.
9pnet: Insufficient options for proto=fd
audit: type=1800 audit(1678079699.016:1361): pid=12643 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.1" name="file0" dev="sda1" ino=13920 res=0
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
overlayfs: "xino" feature enabled using 1 upper inode bits.
overlayfs: failed to look up (tracing) for ino (-66)
audit: type=1800 audit(1678079699.246:1362): pid=12702 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.4" name="file0" dev="sda1" ino=13926 res=0
overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off.
overlayfs: "xino" feature enabled using 1 upper inode bits.
overlayfs: failed to look up (tracing) for ino (-66)
audit: type=1804 audit(1678079699.526:1363): pid=12717 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.2" name="bus" dev="sda1" ino=13891 res=1
audit: type=1804 audit(1678079699.586:1364): pid=12717 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.2" name="bus" dev="sda1" ino=13891 res=1
9pnet: Insufficient options for proto=fd
audit: type=1800 audit(1678079699.876:1365): pid=12726 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.1" name="file0" dev="sda1" ino=13978 res=0
overlayfs: failed to clone upperpath
9pnet: Insufficient options for proto=fd
overlayfs: failed to resolve './file1': -2
overlayfs: failed to resolve './file1': -2
IPVS: ftp: loaded support on port[0] = 21
overlayfs: failed to resolve './file1': -2
kauditd_printk_skb: 11 callbacks suppressed
audit: type=1800 audit(1678079703.067:1377): pid=12851 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.4" name="file0" dev="sda1" ino=14191 res=0
audit: type=1804 audit(1678079703.227:1378): pid=12877 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir1267306292/syzkaller.usGYmr/2427/bus" dev="sda1" ino=14205 res=1
IPVS: ftp: loaded support on port[0] = 21
audit: type=1804 audit(1678079703.277:1379): pid=12879 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir1267306292/syzkaller.usGYmr/2427/bus" dev="sda1" ino=14205 res=1
IPVS: ftp: loaded support on port[0] = 21
overlayfs: failed to resolve './file0': -2
overlayfs: failed to resolve './file0': -2
overlayfs: failed to resolve './file0': -2
overlayfs: failed to resolve './file0': -2
overlayfs: failed to resolve './file0': -2
overlayfs: failed to resolve './file0': -2
audit: type=1800 audit(1678079704.937:1380): pid=12870 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor.4" name="file0" dev="sda1" ino=14190 res=0