Forwarded: Re: [syzbot] [cifs?] WARNING in smb2_add_credits

From: syzbot

Date: Sat Sep 19 2026 - 04:15:42 EST


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Subject: Re: [syzbot] [cifs?] WARNING in smb2_add_credits
Author: adarshdas950@xxxxxxxxx

#syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master

diff --git a/fs/smb/client/transport.c b/fs/smb/client/transport.c
index e266859818a4..7df5b3447aea 100644
--- a/fs/smb/client/transport.c
+++ b/fs/smb/client/transport.c
@@ -965,6 +965,10 @@ compound_send_recv(const unsigned int xid, struct cifs_ses *ses,
if (rc < 0) {
revert_current_mid(server, num_rqst);
server->sequence_number -= 2;
+ for (i = 0; i < num_rqst; i++) {
+ delete_mid(server, mid[i]);
+ cancelled_mid[i] = true;
+ }
}

cifs_server_unlock(server);