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[syzbot] [net?] possible deadlock in do_ipv6_setsockopt (4) | 0 (1) | 2024/07/10 16:04 |
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[syzbot] [net?] possible deadlock in do_ipv6_setsockopt (4) | 0 (1) | 2024/07/10 16:04 |
Kernel | Title | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|
upstream | possible deadlock in do_ipv6_setsockopt (2) netfilter | 3642 | 2387d | 2402d | 4/27 | fixed on 2018/02/26 20:04 | |||
upstream | possible deadlock in do_ipv6_setsockopt (3) net | 1 | 1259d | 1258d | 0/27 | auto-closed as invalid on 2021/07/26 21:07 | |||
upstream | possible deadlock in do_ipv6_setsockopt netfilter | C | 109 | 2408d | 2415d | 22/27 | closed as dup on 2018/01/30 13:59 | ||
android-44 | possible deadlock in do_ipv6_setsockopt | 7 | 2126d | 1973d | 0/2 | auto-closed as invalid on 2019/05/11 00:02 |
====================================================== WARNING: possible circular locking dependency detected 6.11.0-rc6-syzkaller-00308-gb31c44928842 #0 Not tainted ------------------------------------------------------ syz.4.329/7176 is trying to acquire lock: ffffffff8fc8c488 (rtnl_mutex){+.+.}-{3:3}, at: do_ipv6_setsockopt+0x9e4/0x3630 net/ipv6/ipv6_sockglue.c:566 but task is already holding lock: ffff88801e6f8a58 (&smc->clcsock_release_lock){+.+.}-{3:3}, at: smc_setsockopt+0x1c3/0xe50 net/smc/af_smc.c:3064 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&smc->clcsock_release_lock){+.+.}-{3:3}: lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759 __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x136/0xd70 kernel/locking/mutex.c:752 smc_switch_to_fallback+0x35/0xdb0 net/smc/af_smc.c:902 smc_sendmsg+0x11f/0x530 net/smc/af_smc.c:2779 sock_sendmsg_nosec net/socket.c:730 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:745 __sys_sendto+0x3a4/0x4f0 net/socket.c:2204 __do_sys_sendto net/socket.c:2216 [inline] __se_sys_sendto net/socket.c:2212 [inline] __x64_sys_sendto+0xde/0x100 net/socket.c:2212 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #1 (sk_lock-AF_INET){+.+.}-{0:0}: lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759 lock_sock_nested+0x48/0x100 net/core/sock.c:3543 do_ip_setsockopt+0x1a2d/0x3cd0 net/ipv4/ip_sockglue.c:1078 ip_setsockopt+0x63/0x100 net/ipv4/ip_sockglue.c:1417 do_sock_setsockopt+0x3af/0x720 net/socket.c:2324 __sys_setsockopt+0x1ae/0x250 net/socket.c:2347 __do_sys_setsockopt net/socket.c:2356 [inline] __se_sys_setsockopt net/socket.c:2353 [inline] __x64_sys_setsockopt+0xb5/0xd0 net/socket.c:2353 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #0 (rtnl_mutex){+.+.}-{3:3}: check_prev_add kernel/locking/lockdep.c:3133 [inline] check_prevs_add kernel/locking/lockdep.c:3252 [inline] validate_chain+0x18e0/0x5900 kernel/locking/lockdep.c:3868 __lock_acquire+0x137a/0x2040 kernel/locking/lockdep.c:5142 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759 __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x136/0xd70 kernel/locking/mutex.c:752 do_ipv6_setsockopt+0x9e4/0x3630 net/ipv6/ipv6_sockglue.c:566 ipv6_setsockopt+0x5c/0x1a0 net/ipv6/ipv6_sockglue.c:993 smc_setsockopt+0x275/0xe50 net/smc/af_smc.c:3072 do_sock_setsockopt+0x3af/0x720 net/socket.c:2324 __sys_setsockopt+0x1ae/0x250 net/socket.c:2347 __do_sys_setsockopt net/socket.c:2356 [inline] __se_sys_setsockopt net/socket.c:2353 [inline] __x64_sys_setsockopt+0xb5/0xd0 net/socket.c:2353 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f other info that might help us debug this: Chain exists of: rtnl_mutex --> sk_lock-AF_INET --> &smc->clcsock_release_lock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&smc->clcsock_release_lock); lock(sk_lock-AF_INET); lock(&smc->clcsock_release_lock); lock(rtnl_mutex); *** DEADLOCK *** 1 lock held by syz.4.329/7176: #0: ffff88801e6f8a58 (&smc->clcsock_release_lock){+.+.}-{3:3}, at: smc_setsockopt+0x1c3/0xe50 net/smc/af_smc.c:3064 stack backtrace: CPU: 1 UID: 0 PID: 7176 Comm: syz.4.329 Not tainted 6.11.0-rc6-syzkaller-00308-gb31c44928842 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call Trace: <TASK> __dump_stack lib/dump_stack.c:93 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:119 check_noncircular+0x36a/0x4a0 kernel/locking/lockdep.c:2186 check_prev_add kernel/locking/lockdep.c:3133 [inline] check_prevs_add kernel/locking/lockdep.c:3252 [inline] validate_chain+0x18e0/0x5900 kernel/locking/lockdep.c:3868 __lock_acquire+0x137a/0x2040 kernel/locking/lockdep.c:5142 lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5759 __mutex_lock_common kernel/locking/mutex.c:608 [inline] __mutex_lock+0x136/0xd70 kernel/locking/mutex.c:752 do_ipv6_setsockopt+0x9e4/0x3630 net/ipv6/ipv6_sockglue.c:566 ipv6_setsockopt+0x5c/0x1a0 net/ipv6/ipv6_sockglue.c:993 smc_setsockopt+0x275/0xe50 net/smc/af_smc.c:3072 do_sock_setsockopt+0x3af/0x720 net/socket.c:2324 __sys_setsockopt+0x1ae/0x250 net/socket.c:2347 __do_sys_setsockopt net/socket.c:2356 [inline] __se_sys_setsockopt net/socket.c:2353 [inline] __x64_sys_setsockopt+0xb5/0xd0 net/socket.c:2353 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f948b57cef9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f948c385038 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007f948b735f80 RCX: 00007f948b57cef9 RDX: 000000000000001c RSI: 0000000000000029 RDI: 0000000000000004 RBP: 00007f948b5ef046 R08: 0000000000000014 R09: 0000000000000000 R10: 00000000200000c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f948b735f80 R15: 00007f948b85fa28 </TASK>
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2024/09/07 14:58 | upstream | b31c44928842 | 9750182a | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/30 08:34 | upstream | d5d547aa7b51 | 54fe8471 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | possible deadlock in do_ipv6_setsockopt | ||
2024/08/29 20:42 | upstream | d5d547aa7b51 | 54fe8471 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | possible deadlock in do_ipv6_setsockopt | ||
2024/08/29 15:48 | upstream | 928f79a188aa | ef3de9e8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | possible deadlock in do_ipv6_setsockopt | ||
2024/08/29 10:28 | upstream | 928f79a188aa | ef3de9e8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/29 09:21 | upstream | 928f79a188aa | ef3de9e8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-smack-root | possible deadlock in do_ipv6_setsockopt | ||
2024/08/29 06:04 | upstream | 928f79a188aa | ef3de9e8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/26 21:25 | upstream | 5be63fc19fca | 9aee4e0b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/24 23:35 | upstream | d2bafcf224f3 | d7d32352 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/24 19:46 | upstream | d2bafcf224f3 | d7d32352 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/24 16:06 | upstream | d2bafcf224f3 | d7d32352 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/22 08:48 | upstream | 872cf28b8df9 | ca02180f | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/12 02:45 | upstream | cb2e5ee8e7a0 | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | possible deadlock in do_ipv6_setsockopt | ||
2024/08/12 02:45 | upstream | cb2e5ee8e7a0 | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-root | possible deadlock in do_ipv6_setsockopt | ||
2024/08/12 00:49 | upstream | cb2e5ee8e7a0 | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | possible deadlock in do_ipv6_setsockopt | ||
2024/08/11 15:23 | upstream | 5189dafa4cf9 | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-selinux-root | possible deadlock in do_ipv6_setsockopt | ||
2024/09/02 00:28 | upstream | 431c1646e1f8 | 1eda0d14 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-kasan-gce-386 | possible deadlock in do_ipv6_setsockopt | ||
2024/08/12 00:40 | upstream | cb2e5ee8e7a0 | 6f4edef4 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream-386 | possible deadlock in do_ipv6_setsockopt | ||
2024/08/12 00:40 | upstream | cb2e5ee8e7a0 | 6f4edef4 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream-386 | possible deadlock in do_ipv6_setsockopt | ||
2024/08/27 11:50 | net | e846be0fba85 | 9aee4e0b | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/07/18 14:15 | net | c14112a5574f | 7403ec00 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/09/01 14:02 | net-next | 43d0035b2c6a | 1eda0d14 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/30 09:11 | net-next | 670726a8262e | 54fe8471 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/18 21:38 | net-next | a99ef548bba0 | dbc93b08 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/11 14:07 | net-next | 969afb434713 | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/11 10:21 | net-next | 969afb434713 | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/10 20:05 | net-next | bbfeba260364 | 6f4edef4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/05 04:10 | net-next | 3608d6aca5e7 | 1786a2a8 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/03 07:53 | net-next | 8d5be2c4f447 | 53683cf2 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/08/02 02:44 | net-next | 743ff02152bc | 1e9c4cf3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | possible deadlock in do_ipv6_setsockopt | ||
2024/07/07 17:10 | net-next | 2f5e6395714d | bc4ebbb5 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | possible deadlock in do_ipv6_setsockopt |