[ 46.413295] ------------[ cut here ]------------ [ 46.414211] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.416273] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 46.417764] Modules linked in: [ 46.418380] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.420623] Tainted: [W]=WARN [ 46.421353] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.422835] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.423719] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 46.426910] RSP: 0018:ffff888019537bc0 EFLAGS: 00010286 [ 46.427893] RAX: 0000000000000000 RBX: ffffed10032a6f78 RCX: ffffffff813a4050 [ 46.429175] RDX: ffff888013dd0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.430477] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032a6f2f [ 46.431800] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.433087] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019537df8 [ 46.434366] FS: 00007f73f00a5900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.435826] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.436887] CR2: 00007f73f0597580 CR3: 000000000e8cd000 CR4: 0000000000350ef0 [ 46.438184] Call Trace: [ 46.438644] [ 46.439086] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.440009] ? __create_object+0x59/0x80 [ 46.440746] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.441720] __vmalloc_noprof+0x59/0x60 [ 46.442490] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.443379] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.444340] bpf_prog_alloc+0x39/0x200 [ 46.445094] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.446041] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.446966] do_seccomp+0x349/0x25e0 [ 46.447654] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.448561] ? __pfx_do_seccomp+0x10/0x10 [ 46.449340] ? find_held_lock+0x2b/0x80 [ 46.450122] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.451106] ? static_key_count+0x60/0x80 [ 46.451930] prctl_set_seccomp+0x4e/0x70 [ 46.452665] __do_sys_prctl+0xe6c/0x1d70 [ 46.453461] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.454323] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.455299] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.456288] ? irqentry_exit+0xf3/0x650 [ 46.457045] do_syscall_64+0xbf/0x430 [ 46.457735] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.458692] RIP: 0033:0x7f73f05975cd [ 46.459408] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 46.462607] RSP: 002b:00007ffd17942870 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.464004] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f73f05975cd [ 46.465302] RDX: 000055dc95c36e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.466571] RBP: 00007ffd179428d0 R08: 0000000000000000 R09: 00007ffd17941f70 [ 46.467886] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dcc570d2b0 [ 46.469161] R13: 00007ffd17942d00 R14: 000055dcc570fd20 R15: 000055dcc57218d0 [ 46.470476] [ 46.470938] irq event stamp: 1797 [ 46.471565] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 46.473094] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 46.474620] softirqs last enabled at (1718): [] handle_softirqs+0x50c/0x770 [ 46.476183] softirqs last disabled at (1713): [] __irq_exit_rcu+0xc4/0x100 [ 46.477716] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.095873] ------------[ cut here ]------------ [ 49.096763] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.098912] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 49.100564] Modules linked in: [ 49.101271] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.103246] Tainted: [W]=WARN [ 49.103851] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.105333] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.106243] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.109431] RSP: 0018:ffff8880197d7bc0 EFLAGS: 00010286 [ 49.110410] RAX: 0000000000000000 RBX: ffffed10032faf78 RCX: ffffffff813a4050 [ 49.111702] RDX: ffff88800fcb9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.112986] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032faf2f [ 49.114289] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.115598] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880197d7df8 [ 49.116875] FS: 00007f85a1c8f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.118324] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.119396] CR2: 00007ffedc7a9ef7 CR3: 000000000d461000 CR4: 0000000000350ef0 [ 49.120678] Call Trace: [ 49.121189] [ 49.121605] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.122499] ? __create_object+0x59/0x80 [ 49.123311] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.124280] __vmalloc_noprof+0x59/0x60 [ 49.125047] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.125916] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.126843] bpf_prog_alloc+0x39/0x200 [ 49.127556] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.128501] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.129425] do_seccomp+0x349/0x25e0 [ 49.130141] ? find_held_lock+0x2b/0x80 [ 49.130909] ? do_prlimit+0x310/0x610 [ 49.131634] ? __pfx_do_seccomp+0x10/0x10 [ 49.132434] ? do_raw_spin_unlock+0x53/0x220 [ 49.133266] ? _raw_spin_unlock+0x1e/0x40 [ 49.134045] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.135030] ? static_key_count+0x60/0x80 [ 49.135845] prctl_set_seccomp+0x4e/0x70 [ 49.136590] __do_sys_prctl+0xe6c/0x1d70 [ 49.137384] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.138241] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.139215] ? irqentry_exit+0xf3/0x650 [ 49.140003] do_syscall_64+0xbf/0x430 [ 49.140735] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.141681] RIP: 0033:0x7f85a21815cd [ 49.142452] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.145688] RSP: 002b:00007ffedc7a7c90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.147058] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f85a21815cd [ 49.148381] RDX: 000055f474f9de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.149679] RBP: 00007ffedc7a7cf0 R08: 0000000000000000 R09: 00007ffedc7a7390 [ 49.150961] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f4b29902b0 [ 49.152253] R13: 00007ffedc7a8120 R14: 000055f4b2992d20 R15: 000055f4b29a48d0 [ 49.153559] [ 49.154035] irq event stamp: 1837 [ 49.154642] hardirqs last enabled at (1845): [] __up_console_sem+0x78/0x80 [ 49.156120] hardirqs last disabled at (1854): [] __up_console_sem+0x5d/0x80 [ 49.157393] softirqs last enabled at (1804): [] handle_softirqs+0x50c/0x770 [ 49.158681] softirqs last disabled at (1799): [] __irq_exit_rcu+0xc4/0x100 [ 49.159967] ---[ end trace 0000000000000000 ]--- [ 49.803887] ------------[ cut here ]------------ [ 49.804748] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.806834] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/257 [ 49.808282] Modules linked in: [ 49.808908] CPU: 1 UID: 104 PID: 257 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.810885] Tainted: [W]=WARN [ 49.811441] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.812897] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.813810] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 49.817281] RSP: 0018:ffff888016f0fbc0 EFLAGS: 00010286 [ 49.818268] RAX: 0000000000000000 RBX: ffffed1002de1f78 RCX: ffffffff813a4050 [ 49.819585] RDX: ffff888015949bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.820865] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002de1f2f [ 49.822149] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.823448] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016f0fdf8 [ 49.824957] FS: 00007f676d369900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.826398] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.827478] CR2: 00007ffe7a1b7ef7 CR3: 000000000dcf5000 CR4: 0000000000350ef0 [ 49.828752] Call Trace: [ 49.829287] [ 49.829709] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.830604] ? __create_object+0x59/0x80 [ 49.831395] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.832348] __vmalloc_noprof+0x59/0x60 [ 49.833088] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.833950] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.834968] bpf_prog_alloc+0x39/0x200 [ 49.835682] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.836598] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.837489] do_seccomp+0x349/0x25e0 [ 49.838211] ? find_held_lock+0x2b/0x80 [ 49.839015] ? do_prlimit+0x310/0x610 [ 49.839738] ? __pfx_do_seccomp+0x10/0x10 [ 49.840521] ? do_raw_spin_unlock+0x53/0x220 [ 49.841350] ? _raw_spin_unlock+0x1e/0x40 [ 49.842125] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.843109] ? static_key_count+0x60/0x80 [ 49.843925] prctl_set_seccomp+0x4e/0x70 [ 49.844673] __do_sys_prctl+0xe6c/0x1d70 [ 49.845472] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.846337] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.847336] ? irqentry_exit+0xf3/0x650 [ 49.848123] do_syscall_64+0xbf/0x430 [ 49.848986] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.849987] RIP: 0033:0x7f676d85b5cd [ 49.850669] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 49.853894] RSP: 002b:00007ffe7a1b5f10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.855279] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f676d85b5cd [ 49.856556] RDX: 000055b8d5ad3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.857815] RBP: 00007ffe7a1b5f70 R08: 0000000000000000 R09: 00007ffe7a1b5610 [ 49.859192] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b8dd247bf0 [ 49.860651] R13: 00007ffe7a1b63a0 R14: 000055b8dd251380 R15: 000055b8dd25c460 [ 49.861951] [ 49.862377] irq event stamp: 1669 [ 49.863014] hardirqs last enabled at (1679): [] __up_console_sem+0x78/0x80 [ 49.864505] hardirqs last disabled at (1688): [] __up_console_sem+0x5d/0x80 [ 49.865798] softirqs last enabled at (1648): [] handle_softirqs+0x50c/0x770 [ 49.867078] softirqs last disabled at (1641): [] __irq_exit_rcu+0xc4/0x100 [ 49.868346] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:30665' (ECDSA) to the list of known hosts. 2025/11/18 05:49:16 fuzzer started 2025/11/18 05:49:16 dialing manager at localhost:37895 2025/11/18 05:49:16 checking machine... 2025/11/18 05:49:16 checking revisions... [ 50.690325] kmemleak: Automatic memory scanning thread ended 2025/11/18 05:49:16 testing simple program... [ 50.764006] cgroup: Unknown subsys name 'net' [ 50.821664] cgroup: Unknown subsys name 'cpuset' [ 50.835348] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 05:49:15 Registers: info registers vcpu 0 RAX=fffff940000a7b26 RBX=fffff940000a7b27 RCX=ffffffff81a5084c RDX=0000000000000001 RSI=0000000000000004 RDI=ffffea000053d930 RBP=fffff940000a7b26 RSP=ffff888017737590 R8 =0000000000000001 R9 =fffff940000a7b26 R10=ffffea000053d933 R11=0000000000000001 R12=ffffea000053d900 R13=0000000000000000 R14=ffff88801681bdc0 R15=ffffea000053d930 RIP=ffffffff81b2d04b RFL=00000283 [--S---C] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f85a1c8f900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f85a1c6e020 CR3=000000000ef58000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000020627 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe7400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f82bfb5d000 CR3=000000000d783000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=5b0464afa66b10ab2740c8a2b43828af XMM02=ec2efd57dc4c00df0000000000304098 XMM03=679d8c8e84a203790000000000304168 XMM04=16da5ce48b94dba900000000000ae988 XMM05=e9e4601031713839000000000031f0d0 XMM06=5b441c9aa7492047000000000031ef58 XMM07=e042d86d42eb936e000000000030ed68 XMM08=679d8c8e84a203790000000000304168 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000