[ 46.291994] ------------[ cut here ]------------ [ 46.292871] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.295003] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.296468] Modules linked in: [ 46.297120] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.299192] Tainted: [W]=WARN [ 46.299764] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.301518] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.302591] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 46.305909] RSP: 0018:ffff888015ff7bc0 EFLAGS: 00010286 [ 46.306916] RAX: 0000000000000000 RBX: ffffed1002bfef78 RCX: ffffffff813a4050 [ 46.308275] RDX: ffff88801619b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.309602] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bfef2f [ 46.310969] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.312304] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ff7df8 [ 46.313636] FS: 00007f8a9ea72900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.315142] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.316244] CR2: 00007f8a9ef64580 CR3: 000000000dcb9000 CR4: 0000000000350ef0 [ 46.317577] Call Trace: [ 46.318111] [ 46.318537] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.319478] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.320489] ? irqentry_exit+0x17b/0x650 [ 46.321294] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 46.322313] __vmalloc_noprof+0x59/0x60 [ 46.323113] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.324032] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.325011] bpf_prog_alloc+0x39/0x200 [ 46.325728] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.326705] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.327648] do_seccomp+0x349/0x25e0 [ 46.328393] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.329327] ? __pfx_do_seccomp+0x10/0x10 [ 46.330143] ? find_held_lock+0x2b/0x80 [ 46.330896] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.331905] ? static_key_count+0x60/0x80 [ 46.332722] prctl_set_seccomp+0x4e/0x70 [ 46.333525] __do_sys_prctl+0xe6c/0x1d70 [ 46.334349] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.335249] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.336264] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.337295] ? irqentry_exit+0xf3/0x650 [ 46.338093] do_syscall_64+0xbf/0x430 [ 46.338825] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.339813] RIP: 0033:0x7f8a9ef645cd [ 46.340545] 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 [ 46.343854] RSP: 002b:00007ffe210753d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.345270] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8a9ef645cd [ 46.346599] RDX: 000055b8403cae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.347965] RBP: 00007ffe21075430 R08: 0000000000000000 R09: 00007ffe21074ad0 [ 46.349296] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b841da4ad0 [ 46.350623] R13: 00007ffe21075860 R14: 000055b841da5bc0 R15: 000055b841db6780 [ 46.351993] [ 46.352434] irq event stamp: 1935 [ 46.353109] hardirqs last enabled at (1945): [] __up_console_sem+0x78/0x80 [ 46.354698] hardirqs last disabled at (1954): [] __up_console_sem+0x5d/0x80 [ 46.356285] softirqs last enabled at (1978): [] handle_softirqs+0x50c/0x770 [ 46.357882] softirqs last disabled at (1963): [] __irq_exit_rcu+0xc4/0x100 [ 46.359304] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.792745] ------------[ cut here ]------------ [ 49.793676] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.795734] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 49.797219] Modules linked in: [ 49.797827] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.799819] Tainted: [W]=WARN [ 49.800427] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.801892] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.802812] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 49.805993] RSP: 0018:ffff888017277bc0 EFLAGS: 00010286 [ 49.806934] RAX: 0000000000000000 RBX: ffffed1002e4ef78 RCX: ffffffff813a4050 [ 49.808654] RDX: ffff88800f23b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.810300] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e4ef2f [ 49.811707] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.812986] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017277df8 [ 49.814371] FS: 00007f75ec1c8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.816004] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.817136] CR2: 00007ffdf7f97ef8 CR3: 000000000bc39000 CR4: 0000000000350ef0 [ 49.818676] Call Trace: [ 49.819212] [ 49.819618] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.820667] ? __create_object+0x59/0x80 [ 49.821441] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.822561] __vmalloc_noprof+0x59/0x60 [ 49.823328] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.824198] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.825349] bpf_prog_alloc+0x39/0x200 [ 49.826173] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.827148] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.828218] do_seccomp+0x349/0x25e0 [ 49.828908] ? find_held_lock+0x2b/0x80 [ 49.829771] ? do_prlimit+0x310/0x610 [ 49.830516] ? __pfx_do_seccomp+0x10/0x10 [ 49.831330] ? do_raw_spin_unlock+0x53/0x220 [ 49.832236] ? _raw_spin_unlock+0x1e/0x40 [ 49.833146] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.834099] ? static_key_count+0x60/0x80 [ 49.835031] prctl_set_seccomp+0x4e/0x70 [ 49.835762] __do_sys_prctl+0xe6c/0x1d70 [ 49.836684] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.837553] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.838755] ? irqentry_exit+0xf3/0x650 [ 49.839513] do_syscall_64+0xbf/0x430 [ 49.840371] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.841320] RIP: 0033:0x7f75ec6ba5cd [ 49.842017] 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 [ 49.845647] RSP: 002b:00007ffdf7f966f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.847149] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f75ec6ba5cd [ 49.848572] RDX: 0000560cdad54e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.849851] RBP: 00007ffdf7f96750 R08: 0000000000000000 R09: 00007ffdf7f95df0 [ 49.851229] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560d0bd1a240 [ 49.852497] R13: 00007ffdf7f96b80 R14: 0000560d0bd19bf0 R15: 0000560d0bd2e4d0 [ 49.853784] [ 49.854259] irq event stamp: 1783 [ 49.854878] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 49.856716] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 49.858457] softirqs last enabled at (1704): [] handle_softirqs+0x50c/0x770 [ 49.860179] softirqs last disabled at (1699): [] __irq_exit_rcu+0xc4/0x100 [ 49.861693] ---[ end trace 0000000000000000 ]--- [ 50.683186] ------------[ cut here ]------------ [ 50.684125] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.686159] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 50.687694] Modules linked in: [ 50.688341] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.690298] Tainted: [W]=WARN [ 50.690887] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.692346] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.693263] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 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 [ 50.696448] RSP: 0018:ffff88801b307bc0 EFLAGS: 00010286 [ 50.697420] RAX: 0000000000000000 RBX: ffffed1003660f78 RCX: ffffffff813a4050 [ 50.698696] RDX: ffff888017ba1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.700011] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003660f2f [ 50.701280] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.702556] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b307df8 [ 50.703874] FS: 00007ffb84a8a900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.705296] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.706349] CR2: 00007ffc4127fef8 CR3: 000000000c872000 CR4: 0000000000350ef0 [ 50.707660] Call Trace: [ 50.708165] [ 50.708584] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.709479] ? __create_object+0x59/0x80 [ 50.710262] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.711273] __vmalloc_noprof+0x59/0x60 [ 50.712033] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.712853] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.713787] bpf_prog_alloc+0x39/0x200 [ 50.714519] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.715485] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.716385] do_seccomp+0x349/0x25e0 [ 50.717099] ? find_held_lock+0x2b/0x80 [ 50.717806] ? do_prlimit+0x310/0x610 [ 50.718543] ? __pfx_do_seccomp+0x10/0x10 [ 50.719381] ? do_raw_spin_unlock+0x53/0x220 [ 50.720208] ? _raw_spin_unlock+0x1e/0x40 [ 50.720934] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.721900] ? static_key_count+0x60/0x80 [ 50.722690] prctl_set_seccomp+0x4e/0x70 [ 50.723515] __do_sys_prctl+0xe6c/0x1d70 [ 50.724297] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.725151] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.726121] ? irqentry_exit+0xf3/0x650 [ 50.726883] do_syscall_64+0xbf/0x430 [ 50.727621] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.728551] RIP: 0033:0x7ffb84f7c5cd [ 50.729270] 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 [ 50.732439] RSP: 002b:00007ffc4127df00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.733795] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ffb84f7c5cd [ 50.735109] RDX: 0000556e340d9e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.736381] RBP: 00007ffc4127df60 R08: 0000000000000000 R09: 00007ffc4127d600 [ 50.737640] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556e50c09b10 [ 50.738942] R13: 00007ffc4127e390 R14: 0000556e50c0a2b0 R15: 0000556e50c1e6f0 [ 50.740260] [ 50.740678] irq event stamp: 1787 [ 50.741330] hardirqs last enabled at (1797): [] __up_console_sem+0x78/0x80 [ 50.742880] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 50.744207] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 50.745489] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 50.746764] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:18846' (ECDSA) to the list of known hosts. 2025/11/19 03:04:59 fuzzer started 2025/11/19 03:04:59 dialing manager at localhost:34383 2025/11/19 03:04:59 checking machine... 2025/11/19 03:04:59 checking revisions... [ 51.648728] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:04:59 testing simple program... [ 51.738311] cgroup: Unknown subsys name 'net' [ 51.796783] cgroup: Unknown subsys name 'cpuset' [ 51.808894] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 03:04:58 Registers: info registers vcpu 0 RAX=ffffffff88597f60 RBX=ffff88800f23d340 RCX=0000000000000002 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff88598148 RBP=ffffffff88598148 RSP=ffff88806ce08630 R8 =0000000000000001 R9 =0000000000000001 R10=0000000000000001 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff81526f24 RFL=00000002 [-------] 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 00007f75ec1c8900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f75ec1a7020 CR3=000000002002b000 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=000000000002a06b RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 fffffe3d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff29d42428 CR3=000000000db59000 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=34303a333020393120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3833325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320323937 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000