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[syzbot] [net?] general protection fault in generic_hwtstamp_ioctl_lower (2) | 3 (5) | 2025/02/07 10:19 |
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[syzbot] [net?] general protection fault in generic_hwtstamp_ioctl_lower (2) | 3 (5) | 2025/02/07 10:19 |
Kernel | Title | Rank 🛈 | Repro | Cause bisect | Fix bisect | Count | Last | Reported | Patched | Status |
---|---|---|---|---|---|---|---|---|---|---|
upstream | general protection fault in generic_hwtstamp_ioctl_lower net | 2 | C | done | 7 | 806d | 809d | 23/29 | fixed on 2023/10/12 12:48 |
Created | Duration | User | Patch | Repo | Result |
---|---|---|---|---|---|
2025/09/24 22:45 | 12m | retest repro | upstream | report log | |
2025/09/10 20:38 | 36m | retest repro | upstream | report log | |
2025/09/10 20:38 | 35m | retest repro | upstream | report log | |
2025/09/10 20:38 | 23m | retest repro | upstream | report log | |
2025/09/10 20:38 | 28m | retest repro | upstream | report log | |
2025/08/20 12:54 | 16m | retest repro | upstream | report log | |
2025/08/05 13:06 | 20m | retest repro | upstream | report log | |
2025/07/22 12:41 | 14m | retest repro | upstream | report log | |
2025/07/08 12:25 | 11m | retest repro | upstream | report log | |
2025/06/11 12:37 | 16m | retest repro | upstream | report log | |
2025/02/05 10:54 | 19m | hdanton@sina.com | patch | upstream | OK log |
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] SMP KASAN PTI KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] CPU: 1 UID: 0 PID: 6005 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/18/2025 RIP: 0010:generic_hwtstamp_ioctl_lower+0x185/0x380 net/core/dev_ioctl.c:447 Code: 4c 89 e2 48 c1 ea 03 80 3c 02 00 0f 85 e1 01 00 00 48 be 00 00 00 00 00 fc ff df 49 8b 45 10 48 8d 78 10 48 89 fa 48 c1 ea 03 <0f> b6 0c 32 48 8d 50 27 49 89 d0 83 e2 07 49 c1 e8 03 41 0f b6 34 RSP: 0018:ffffc900030b7270 EFLAGS: 00010202 RAX: 0000000000000000 RBX: 1ffff92000616e50 RCX: 0000000000000000 RDX: 0000000000000002 RSI: dffffc0000000000 RDI: 0000000000000010 RBP: ffffc900030b7348 R08: 0000000000000001 R09: 0000000000000003 R10: ffffc900030b72bb R11: 0000000000000000 R12: ffffc900030b7438 R13: ffffc900030b7428 R14: ffff88807962e000 R15: ffffc900030b72b0 FS: 00005555812eb500(0000) GS:ffff888124f6f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000002080 CR3: 00000000752ca000 CR4: 00000000003526f0 Call Trace: <TASK> generic_hwtstamp_get_lower net/core/dev_ioctl.c:478 [inline] generic_hwtstamp_get_lower+0x269/0x360 net/core/dev_ioctl.c:459 dev_get_hwtstamp_phylib+0x181/0x610 net/core/dev_ioctl.c:278 tsconfig_prepare_data+0x15e/0x620 net/ethtool/tsconfig.c:51 ethnl_default_doit+0x3ce/0xed0 net/ethtool/netlink.c:529 genl_family_rcv_msg_doit+0x209/0x2f0 net/netlink/genetlink.c:1115 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline] genl_rcv_msg+0x55c/0x800 net/netlink/genetlink.c:1210 netlink_rcv_skb+0x158/0x420 net/netlink/af_netlink.c:2552 genl_rcv+0x28/0x40 net/netlink/genetlink.c:1219 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast+0x5a7/0x870 net/netlink/af_netlink.c:1346 netlink_sendmsg+0x8c8/0xdd0 net/netlink/af_netlink.c:1896 sock_sendmsg_nosec net/socket.c:727 [inline] __sock_sendmsg net/socket.c:742 [inline] ____sys_sendmsg+0xa95/0xc70 net/socket.c:2630 ___sys_sendmsg+0x134/0x1d0 net/socket.c:2684 __sys_sendmsg+0x16d/0x220 net/socket.c:2716 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fcc6ad8eec9 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:00007ffdd0f15188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fcc6afe5fa0 RCX: 00007fcc6ad8eec9 RDX: 0000000000000000 RSI: 0000200000002080 RDI: 0000000000000003 RBP: 00007fcc6ae11f91 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcc6afe5fa0 R14: 00007fcc6afe5fa0 R15: 0000000000000003 </TASK> Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:generic_hwtstamp_ioctl_lower+0x185/0x380 net/core/dev_ioctl.c:447 Code: 4c 89 e2 48 c1 ea 03 80 3c 02 00 0f 85 e1 01 00 00 48 be 00 00 00 00 00 fc ff df 49 8b 45 10 48 8d 78 10 48 89 fa 48 c1 ea 03 <0f> b6 0c 32 48 8d 50 27 49 89 d0 83 e2 07 49 c1 e8 03 41 0f b6 34 RSP: 0018:ffffc900030b7270 EFLAGS: 00010202 RAX: 0000000000000000 RBX: 1ffff92000616e50 RCX: 0000000000000000 RDX: 0000000000000002 RSI: dffffc0000000000 RDI: 0000000000000010 RBP: ffffc900030b7348 R08: 0000000000000001 R09: 0000000000000003 R10: ffffc900030b72bb R11: 0000000000000000 R12: ffffc900030b7438 R13: ffffc900030b7428 R14: ffff88807962e000 R15: ffffc900030b72b0 FS: 00005555812eb500(0000) GS:ffff888124e6f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffe57368f08 CR3: 00000000752ca000 CR4: 00000000003526f0 ---------------- Code disassembly (best guess): 0: 4c 89 e2 mov %r12,%rdx 3: 48 c1 ea 03 shr $0x3,%rdx 7: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) b: 0f 85 e1 01 00 00 jne 0x1f2 11: 48 be 00 00 00 00 00 movabs $0xdffffc0000000000,%rsi 18: fc ff df 1b: 49 8b 45 10 mov 0x10(%r13),%rax 1f: 48 8d 78 10 lea 0x10(%rax),%rdi 23: 48 89 fa mov %rdi,%rdx 26: 48 c1 ea 03 shr $0x3,%rdx * 2a: 0f b6 0c 32 movzbl (%rdx,%rsi,1),%ecx <-- trapping instruction 2e: 48 8d 50 27 lea 0x27(%rax),%rdx 32: 49 89 d0 mov %rdx,%r8 35: 83 e2 07 and $0x7,%edx 38: 49 c1 e8 03 shr $0x3,%r8 3c: 41 rex.B 3d: 0f .byte 0xf 3e: b6 34 mov $0x34,%dh
Time | Kernel | Commit | Syzkaller | Config | Log | Report | Syz repro | C repro | VM info | Assets (help?) | Manager | Title |
---|---|---|---|---|---|---|---|---|---|---|---|---|
2025/10/05 14:50 | upstream | 6093a688a07d | 49379ee0 | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | |
2025/02/01 06:20 | upstream | 69e858e0b8b2 | aa47157c | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | |
2025/02/01 04:59 | upstream | 69e858e0b8b2 | aa47157c | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | |
2025/02/01 03:47 | upstream | 69e858e0b8b2 | aa47157c | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | |
2025/02/01 02:13 | upstream | 69e858e0b8b2 | aa47157c | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | |
2025/02/01 00:46 | upstream | 69e858e0b8b2 | aa47157c | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | |
2025/01/31 23:23 | upstream | 69e858e0b8b2 | aa47157c | .config | console log | report | syz / log | C | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | |
2025/05/15 20:21 | upstream | 088d13246a46 | cfde8269 | .config | console log | report | syz / log | C | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream | general protection fault in generic_hwtstamp_ioctl_lower | |
2025/06/24 12:25 | upstream | 78f4e737a53e | 1a7fb460 | .config | console log | report | syz / log | C | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu2-arm32 | BUG: unable to handle kernel NULL pointer dereference in generic_hwtstamp_ioctl_lower | |
2025/10/12 18:36 | upstream | 67029a49db6c | ff1712fe | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | ||
2025/10/09 20:24 | upstream | ec714e371f22 | 7e2882b3 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | ||
2025/10/05 14:06 | upstream | 6093a688a07d | 49379ee0 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | ||
2025/05/24 13:10 | upstream | 4856ebd99715 | ed351ea7 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | ||
2025/01/31 21:42 | upstream | 69e858e0b8b2 | aa47157c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-qemu-gce-upstream-auto | general protection fault in generic_hwtstamp_ioctl_lower | ||
2025/05/15 19:56 | upstream | 088d13246a46 | cfde8269 | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream | general protection fault in generic_hwtstamp_ioctl_lower | ||
2025/05/11 05:27 | upstream | 3ce9925823c7 | 77908e5f | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream | general protection fault in generic_hwtstamp_ioctl_lower | ||
2025/04/24 08:34 | upstream | a79be02bba5c | 9882047a | .config | console log | report | info | [disk image (non-bootable)] [vmlinux] [kernel image] | ci-qemu-upstream | general protection fault in generic_hwtstamp_ioctl_lower | ||
2025/08/06 06:33 | net | ad21f668e8d4 | 904e669c | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | KASAN: null-ptr-deref Read in generic_hwtstamp_ioctl_lower | ||
2025/05/07 14:46 | net | 0093cb194a75 | 350f4ffc | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | KASAN: null-ptr-deref Read in generic_hwtstamp_ioctl_lower | ||
2025/04/18 19:46 | net | 750d0ac001e8 | 2a20f901 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-this-kasan-gce | KASAN: null-ptr-deref Read in generic_hwtstamp_ioctl_lower | ||
2025/09/26 16:16 | net-next | 203e3beb73e5 | 0abd0691 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: null-ptr-deref Read in generic_hwtstamp_ioctl_lower | ||
2025/08/27 20:29 | net-next | 242041164339 | e12e5ba4 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: null-ptr-deref Read in generic_hwtstamp_ioctl_lower | ||
2025/08/24 21:05 | net-next | b1c92cdf5af3 | bf27483f | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: null-ptr-deref Read in generic_hwtstamp_ioctl_lower | ||
2025/02/15 19:56 | net-next | 7f89ec6c4537 | 40a34ec9 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-net-kasan-gce | KASAN: null-ptr-deref Read in generic_hwtstamp_ioctl_lower | ||
2025/05/28 12:27 | git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci | d7fa1af5b33e | 874a1386 | .config | console log | report | info | [disk image] [vmlinux] [kernel image] | ci-upstream-gce-arm64 | KASAN: null-ptr-deref Read in generic_hwtstamp_ioctl_lower |