syzbot


possible deadlock in del_gendisk

Status: fixed on 2021/11/10 00:50
Reported-by: syzbot+61e04e51b7ac86930589@syzkaller.appspotmail.com
Fix commit: 990e78116d38 block: loop: fix deadlock between open and remove
First crash: 535d, last: 384d

Cause bisection: introduced by (bisect log) :
commit 997acaf6b4b59c6a9c259740312a69ea549cc684
Author: Mark Rutland <mark.rutland@arm.com>
Date: Mon Jan 11 15:37:07 2021 +0000

  lockdep: report broken irq restoration

Crash: WARNING in kvm_wait (log)
Repro: C syz .config
Patch testing requests:
Created Duration User Patch Repo Result
2021/06/15 05:41 18m penguin-kernel@i-love.sakura.ne.jp upstream report log
2021/06/11 14:44 18m penguin-kernel@i-love.sakura.ne.jp patch upstream OK
2021/06/11 11:28 20m penguin-kernel@i-love.sakura.ne.jp patch upstream OK
2021/06/11 05:58 19m penguin-kernel@i-love.sakura.ne.jp patch upstream report log

Sample crash report:
netlink: 4 bytes leftover after parsing attributes in process `syz-executor191'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor191'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor191'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor191'.
======================================================
WARNING: possible circular locking dependency detected
5.14.0-rc7-syzkaller #0 Not tainted
------------------------------------------------------
syz-executor191/8426 is trying to acquire lock:
ffff88801e634518 (&disk->open_mutex){+.+.}-{3:3}, at: del_gendisk+0x8b/0x770 block/genhd.c:587

but task is already holding lock:
ffffffff8c4899c8 (nbd_index_mutex){+.+.}-{3:3}, at: refcount_dec_and_mutex_lock lib/refcount.c:118 [inline]
ffffffff8c4899c8 (nbd_index_mutex){+.+.}-{3:3}, at: refcount_dec_and_mutex_lock+0x50/0x140 lib/refcount.c:113

which lock already depends on the new lock.


the existing dependency chain (in reverse order) is:

-> #1 (nbd_index_mutex){+.+.}-{3:3}:
       __mutex_lock_common kernel/locking/mutex.c:959 [inline]
       __mutex_lock+0x12a/0x10a0 kernel/locking/mutex.c:1104
       nbd_open+0x7d/0x8a0 drivers/block/nbd.c:1483
       blkdev_get_whole+0xa1/0x420 fs/block_dev.c:1253
       blkdev_get_by_dev.part.0+0x30c/0xdd0 fs/block_dev.c:1417
       blkdev_get_by_dev fs/block_dev.c:1506 [inline]
       blkdev_open+0x295/0x300 fs/block_dev.c:1512
       do_dentry_open+0x4c8/0x11d0 fs/open.c:826
       do_open fs/namei.c:3374 [inline]
       path_openat+0x1c23/0x27f0 fs/namei.c:3507
       do_filp_open+0x1aa/0x400 fs/namei.c:3534
       do_sys_openat2+0x16d/0x420 fs/open.c:1204
       do_sys_open fs/open.c:1220 [inline]
       __do_sys_open fs/open.c:1228 [inline]
       __se_sys_open fs/open.c:1224 [inline]
       __x64_sys_open+0x119/0x1c0 fs/open.c:1224
       do_syscall_x64 arch/x86/entry/common.c:50 [inline]
       do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
       entry_SYSCALL_64_after_hwframe+0x44/0xae

-> #0 (&disk->open_mutex){+.+.}-{3:3}:
       check_prev_add kernel/locking/lockdep.c:3051 [inline]
       check_prevs_add kernel/locking/lockdep.c:3174 [inline]
       validate_chain kernel/locking/lockdep.c:3789 [inline]
       __lock_acquire+0x2a07/0x54a0 kernel/locking/lockdep.c:5015
       lock_acquire kernel/locking/lockdep.c:5625 [inline]
       lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5590
       __mutex_lock_common kernel/locking/mutex.c:959 [inline]
       __mutex_lock+0x12a/0x10a0 kernel/locking/mutex.c:1104
       del_gendisk+0x8b/0x770 block/genhd.c:587
       nbd_dev_remove drivers/block/nbd.c:241 [inline]
       nbd_put.part.0+0x82/0x160 drivers/block/nbd.c:263
       nbd_put drivers/block/nbd.c:1913 [inline]
       nbd_genl_connect+0x1383/0x1820 drivers/block/nbd.c:2003
       genl_family_rcv_msg_doit+0x228/0x320 net/netlink/genetlink.c:739
       genl_family_rcv_msg net/netlink/genetlink.c:783 [inline]
       genl_rcv_msg+0x328/0x580 net/netlink/genetlink.c:800
       netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2504
       genl_rcv+0x24/0x40 net/netlink/genetlink.c:811
       netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline]
       netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1340
       netlink_sendmsg+0x86d/0xdb0 net/netlink/af_netlink.c:1929
       sock_sendmsg_nosec net/socket.c:703 [inline]
       sock_sendmsg+0xcf/0x120 net/socket.c:723
       ____sys_sendmsg+0x6e8/0x810 net/socket.c:2392
       ___sys_sendmsg+0xf3/0x170 net/socket.c:2446
       __sys_sendmsg+0xe5/0x1b0 net/socket.c:2475
       do_syscall_x64 arch/x86/entry/common.c:50 [inline]
       do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
       entry_SYSCALL_64_after_hwframe+0x44/0xae

other info that might help us debug this:

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(nbd_index_mutex);
                               lock(&disk->open_mutex);
                               lock(nbd_index_mutex);
  lock(&disk->open_mutex);

 *** DEADLOCK ***

3 locks held by syz-executor191/8426:
 #0: ffffffff8d160150 (cb_lock){++++}-{3:3}, at: genl_rcv+0x15/0x40 net/netlink/genetlink.c:810
 #1: ffffffff8d160208 (genl_mutex){+.+.}-{3:3}, at: genl_lock net/netlink/genetlink.c:33 [inline]
 #1: ffffffff8d160208 (genl_mutex){+.+.}-{3:3}, at: genl_rcv_msg+0x3e0/0x580 net/netlink/genetlink.c:798
 #2: ffffffff8c4899c8 (nbd_index_mutex){+.+.}-{3:3}, at: refcount_dec_and_mutex_lock lib/refcount.c:118 [inline]
 #2: ffffffff8c4899c8 (nbd_index_mutex){+.+.}-{3:3}, at: refcount_dec_and_mutex_lock+0x50/0x140 lib/refcount.c:113

stack backtrace:
CPU: 1 PID: 8426 Comm: syz-executor191 Not tainted 5.14.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:105
 check_noncircular+0x25f/0x2e0 kernel/locking/lockdep.c:2131
 check_prev_add kernel/locking/lockdep.c:3051 [inline]
 check_prevs_add kernel/locking/lockdep.c:3174 [inline]
 validate_chain kernel/locking/lockdep.c:3789 [inline]
 __lock_acquire+0x2a07/0x54a0 kernel/locking/lockdep.c:5015
 lock_acquire kernel/locking/lockdep.c:5625 [inline]
 lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5590
 __mutex_lock_common kernel/locking/mutex.c:959 [inline]
 __mutex_lock+0x12a/0x10a0 kernel/locking/mutex.c:1104
 del_gendisk+0x8b/0x770 block/genhd.c:587
 nbd_dev_remove drivers/block/nbd.c:241 [inline]
 nbd_put.part.0+0x82/0x160 drivers/block/nbd.c:263
 nbd_put drivers/block/nbd.c:1913 [inline]
 nbd_genl_connect+0x1383/0x1820 drivers/block/nbd.c:2003
 genl_family_rcv_msg_doit+0x228/0x320 net/netlink/genetlink.c:739
 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline]
 genl_rcv_msg+0x328/0x580 net/netlink/genetlink.c:800
 netlink_rcv_skb+0x153/0x420 net/netlink/af_netlink.c:2504
 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811
 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline]
 netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1340
 netlink_sendmsg+0x86d/0xdb0 net/netlink/af_netlink.c:1929
 sock_sendmsg_nosec net/socket.c:703 [inline]
 sock_sendmsg+0xcf/0x120 net/socket.c:723
 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2392
 ___sys_sendmsg+0xf3/0x170 net/socket.c:2446
 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2475
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x440019
Code: 35 01 00 85 c0 b8 00 00 00 00 48 0f 44 c3 5b c3 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffe55976f08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000440019
RDX: 0000000002000800 RSI: 0000000020002580 RDI: 0000000000000003
RBP: 0000000000000008 R08: 0000000000000002 R09: 00007ffe55976f30
R10: 000000000000000c R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000008 R14: 0000000000000001 R15: 0000000000000008

Crashes (158215):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-root 2021/08/28 20:41 upstream 64b4fc45bea6 be2c130d .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-root 2021/08/27 17:28 upstream 77dd11439b86 b318694d .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-root 2021/08/27 13:19 upstream 77dd11439b86 b318694d .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-root 2021/08/26 08:35 upstream fe67f4dd8daa b599f2fc .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-selinux-root 2021/08/12 02:34 upstream 761c6d7ec820 6972b106 .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-smack-root 2021/08/11 13:05 upstream 9e723c5380c6 6972b106 .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-selinux-root 2021/07/01 13:36 upstream dbe69e433722 658ebc66 .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-smack-root 2021/07/01 12:15 upstream dbe69e433722 658ebc66 .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-root 2021/06/21 05:02 upstream cba5e97280f5 aba2b2fb .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-smack-root 2021/06/10 13:55 upstream cd1245d75ce9 1ba81399 .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-smack-root 2021/06/10 07:14 upstream cd1245d75ce9 1ba81399 .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-selinux-root 2021/06/09 18:19 upstream 368094df48e6 84fe5d96 .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-root 2021/06/09 06:20 upstream 4c8684fe555e 5c2fe346 .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce 2021/06/08 20:25 upstream 614124bea77e b718257f .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce 2021/06/08 13:03 upstream 614124bea77e b718257f .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-selinux-root 2021/06/07 19:42 upstream 614124bea77e e59537be .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce 2021/06/07 15:04 upstream 614124bea77e e59537be .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-root 2021/06/05 02:52 upstream 16f0596fc1d7 966a236b .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-root 2021/06/04 16:43 upstream f88cd3fb9df2 966a236b .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-smack-root 2021/06/04 07:19 upstream f88cd3fb9df2 0740de69 .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-selinux-root 2021/06/01 21:22 upstream c2131f7e73c9 032639db .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce 2021/06/01 19:06 upstream c2131f7e73c9 032639db .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-selinux-root 2021/06/01 17:04 upstream c2131f7e73c9 032639db .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-386 2021/06/11 05:06 upstream f09eacca59d2 1ba81399 .config log report syz C possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/08/21 07:59 net 12d125b4574b b599f2fc .config log report syz C possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/07/01 13:04 net dbe69e433722 658ebc66 .config log report syz C possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/07/01 12:44 net dbe69e433722 658ebc66 .config log report syz C possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/07/01 07:06 net dbe69e433722 38a885d1 .config log report syz C possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/07/01 06:49 net dbe69e433722 38a885d1 .config log report syz C possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/06/11 15:56 net 232e3683b4ee 1ba81399 .config log report syz C possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/08/21 08:42 net-next 4af14dbaeae0 b599f2fc .config log report syz C possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/07/01 07:23 net-next dbe69e433722 38a885d1 .config log report syz C possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/06/11 15:56 net-next 76cf404c40ae 1ba81399 .config log report syz C possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/07/03 06:07 linux-next a1f92694393a 55aa55c2 .config log report syz C possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/07/01 21:09 linux-next a1f92694393a 658ebc66 .config log report syz C possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/06/25 20:19 linux-next a1f92694393a ae6bf8dd .config log report syz C possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/06/21 20:28 linux-next a1f92694393a aba2b2fb .config log report syz C possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/06/13 22:02 linux-next a1f92694393a 1ba81399 .config log report syz C possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/06/10 12:14 linux-next a1f92694393a 1ba81399 .config log report syz C possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/06/06 03:59 linux-next a1f92694393a 500c2339 .config log report syz C possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/06/01 16:19 linux-next a1f92694393a 032639db .config log report syz C possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/04/11 02:54 linux-next e99d8a849517 bfeda1b1 .config log report syz C possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/04/10 18:04 linux-next e99d8a849517 bfeda1b1 .config log report syz C possible deadlock in del_gendisk
ci-upstream-kasan-gce-root 2021/08/31 08:24 upstream 7d2a07b76933 8f58a0ef .config log report info possible deadlock in del_gendisk
ci-upstream-kasan-gce-smack-root 2021/08/31 00:59 upstream 7d2a07b76933 8f58a0ef .config log report info possible deadlock in del_gendisk
ci-upstream-kasan-gce-selinux-root 2021/08/30 20:21 upstream 7d2a07b76933 8f58a0ef .config log report info possible deadlock in del_gendisk
ci-upstream-kasan-gce 2021/08/08 11:23 upstream 85a90500f9a1 6972b106 .config log report info possible deadlock in del_gendisk
ci-qemu-upstream 2021/08/05 06:28 upstream 251a1524293d 7f7bb950 .config log report info possible deadlock in del_gendisk
ci-qemu-upstream-386 2021/08/05 02:10 upstream 251a1524293d b97d64c9 .config log report info possible deadlock in del_gendisk
ci-upstream-kasan-gce-386 2021/06/13 03:55 upstream ad347abe4a98 1ba81399 .config log report info possible deadlock in del_gendisk
ci-qemu2-arm64 2021/06/12 03:57 upstream f21b807c3cf8 1ba81399 .config log report info possible deadlock in del_gendisk
ci-qemu2-arm64-compat 2021/06/12 03:27 upstream f21b807c3cf8 1ba81399 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/07 23:38 net 57f780f1c433 064c9eb7 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/07 20:37 net 57f780f1c433 6ca60148 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/07 16:55 net 57f780f1c433 6ca60148 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/07 14:37 net 57f780f1c433 6ca60148 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/07 05:46 net 57f780f1c433 6ca60148 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/06 18:44 net 57f780f1c433 6ca60148 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/06 15:44 net 57f780f1c433 6ca60148 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/06 14:36 net 57f780f1c433 6ca60148 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/06 05:45 net 57f780f1c433 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/05 19:09 net 57f780f1c433 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/04 21:28 net 57f780f1c433 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/04 14:51 net 57f780f1c433 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/04 07:52 net 57f780f1c433 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-this-kasan-gce 2021/09/04 05:25 net 57f780f1c433 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/06 12:57 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/06 11:57 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/06 10:50 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/06 09:21 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/06 07:18 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/06 02:59 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/06 01:51 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/06 00:29 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 23:29 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 22:34 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 20:29 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 14:59 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 13:33 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 12:32 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 11:10 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 09:56 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 08:32 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 06:52 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 05:38 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 04:16 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 04:00 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 02:04 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/05 00:57 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/04 23:48 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/04 19:06 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/04 15:54 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/04 13:22 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/04 12:05 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/04 10:58 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/04 10:41 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/04 09:12 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-net-kasan-gce 2021/09/04 03:52 net-next 29ce8f970107 d236a457 .config log report info possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/08/09 17:26 linux-next da454ebf578f 6972b106 .config log report info possible deadlock in del_gendisk
ci-upstream-linux-next-kasan-gce-root 2021/04/09 17:27 linux-next e99d8a849517 6a81331a .config log report info possible deadlock in del_gendisk
* Struck through repros no longer work on HEAD.