[ 54.565316] ------------[ cut here ]------------ [ 54.566603] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 54.569243] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 54.571151] Modules linked in: [ 54.571996] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 54.575027] Tainted: [W]=WARN [ 54.576134] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 54.578087] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 54.579308] 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 [ 54.583388] RSP: 0018:ffff888017837bc0 EFLAGS: 00010286 [ 54.584677] RAX: 0000000000000000 RBX: ffffed1002f06f78 RCX: ffffffff813a4050 [ 54.586369] RDX: ffff888009a0d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 54.588036] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f06f2f [ 54.589764] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 54.591086] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017837df8 [ 54.592378] FS: 00007f67cbde8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 54.593846] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.594932] CR2: 00007ffda2f02ef8 CR3: 000000000c65b000 CR4: 0000000000350ef0 [ 54.596228] Call Trace: [ 54.596738] [ 54.597150] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 54.598040] ? __create_object+0x59/0x80 [ 54.598821] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 54.599802] __vmalloc_noprof+0x59/0x60 [ 54.600582] bpf_prog_alloc_no_stats+0x55/0x470 [ 54.601420] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.602376] bpf_prog_alloc+0x39/0x200 [ 54.603109] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.604033] bpf_prog_create_from_user+0xb2/0x2f0 [ 54.604960] do_seccomp+0x349/0x25e0 [ 54.605705] ? find_held_lock+0x2b/0x80 [ 54.606429] ? do_prlimit+0x310/0x610 [ 54.607179] ? __pfx_do_seccomp+0x10/0x10 [ 54.607979] ? do_raw_spin_unlock+0x53/0x220 [ 54.608814] ? _raw_spin_unlock+0x1e/0x40 [ 54.609610] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 54.610592] ? static_key_count+0x60/0x80 [ 54.611347] prctl_set_seccomp+0x4e/0x70 [ 54.612131] __do_sys_prctl+0xe6c/0x1d70 [ 54.612916] ? __pfx___do_sys_prctl+0x10/0x10 [ 54.613778] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 54.614724] ? irqentry_exit+0xf3/0x650 [ 54.615433] do_syscall_64+0xbf/0x430 [ 54.616161] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.617097] RIP: 0033:0x7f67cc2da5cd [ 54.617813] 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 [ 54.620931] RSP: 002b:00007ffda2f01930 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 54.622287] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f67cc2da5cd [ 54.623544] RDX: 00005648701dae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 54.624808] RBP: 00007ffda2f01990 R08: 0000000000000000 R09: 00007ffda2f01030 [ 54.626069] R10: 0000000000000000 R11: 0000000000000246 R12: 00005648af008ad0 [ 54.627326] R13: 00007ffda2f01dc0 R14: 00005648af009bc0 R15: 00005648af01a780 [ 54.628602] [ 54.629018] irq event stamp: 1921 [ 54.629663] hardirqs last enabled at (1931): [] __up_console_sem+0x78/0x80 [ 54.631030] hardirqs last disabled at (1940): [] __up_console_sem+0x5d/0x80 [ 54.632287] softirqs last enabled at (1690): [] handle_softirqs+0x50c/0x770 [ 54.633560] softirqs last disabled at (1685): [] __irq_exit_rcu+0xc4/0x100 [ 54.634838] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 57.830694] ------------[ cut here ]------------ [ 57.831264] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 57.832582] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 57.833506] Modules linked in: [ 57.833886] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 57.835157] Tainted: [W]=WARN [ 57.835536] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 57.836485] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 57.837042] 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 [ 57.839058] RSP: 0018:ffff8880173b7bc0 EFLAGS: 00010286 [ 57.839678] RAX: 0000000000000000 RBX: ffffed1002e76f78 RCX: ffffffff813a4050 [ 57.840494] RDX: ffff888016545340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 57.841283] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e76f2f [ 57.842102] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 57.842907] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880173b7df8 [ 57.843726] FS: 00007f16dee60900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 57.844643] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.845287] CR2: 00007f16df3c64a6 CR3: 000000001e998000 CR4: 0000000000350ef0 [ 57.846117] Call Trace: [ 57.846412] [ 57.846695] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 57.847238] ? __create_object+0x59/0x80 [ 57.847729] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 57.848319] __vmalloc_noprof+0x59/0x60 [ 57.848803] bpf_prog_alloc_no_stats+0x55/0x470 [ 57.849328] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.849926] bpf_prog_alloc+0x39/0x200 [ 57.850369] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.850955] bpf_prog_create_from_user+0xb2/0x2f0 [ 57.851531] do_seccomp+0x349/0x25e0 [ 57.851958] ? find_held_lock+0x2b/0x80 [ 57.852411] ? do_prlimit+0x310/0x610 [ 57.852893] ? __pfx_do_seccomp+0x10/0x10 [ 57.853365] ? do_raw_spin_unlock+0x53/0x220 [ 57.853903] ? _raw_spin_unlock+0x1e/0x40 [ 57.854374] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 57.854989] ? static_key_count+0x60/0x80 [ 57.855497] prctl_set_seccomp+0x4e/0x70 [ 57.855961] __do_sys_prctl+0xe6c/0x1d70 [ 57.856429] ? __pfx___do_sys_prctl+0x10/0x10 [ 57.856980] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 57.857630] ? irqentry_exit+0xf3/0x650 [ 57.858101] do_syscall_64+0xbf/0x430 [ 57.858567] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 57.859140] RIP: 0033:0x7f16df3525cd [ 57.859587] 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 [ 57.861627] RSP: 002b:00007ffeb23a81f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 57.862586] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16df3525cd [ 57.863381] RDX: 0000556abd113e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 57.864203] RBP: 00007ffeb23a8250 R08: 0000000000000000 R09: 00007ffeb23a78f0 [ 57.865017] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556aeb094ad0 [ 57.865844] R13: 00007ffeb23a8680 R14: 0000556aeb095bc0 R15: 0000556aeb0a6780 [ 57.866677] [ 57.866948] irq event stamp: 1711 [ 57.867331] hardirqs last enabled at (1719): [] __up_console_sem+0x78/0x80 [ 57.868297] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 57.869251] softirqs last enabled at (1590): [] handle_softirqs+0x50c/0x770 [ 57.870247] softirqs last disabled at (1579): [] __irq_exit_rcu+0xc4/0x100 [ 57.871207] ---[ end trace 0000000000000000 ]--- [ 58.653670] ------------[ cut here ]------------ [ 58.654697] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 58.656777] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 58.658309] Modules linked in: [ 58.659271] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 58.661371] Tainted: [W]=WARN [ 58.662068] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 58.663548] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 58.664564] 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 [ 58.667993] RSP: 0018:ffff88800cf57bc0 EFLAGS: 00010286 [ 58.669119] RAX: 0000000000000000 RBX: ffffed10019eaf78 RCX: ffffffff813a4050 [ 58.670578] RDX: ffff888016558000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 58.671942] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10019eaf2f [ 58.673432] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 58.674913] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800cf57df8 [ 58.676410] FS: 00007fab91f61900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 58.678086] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.679277] CR2: 00007fab92453580 CR3: 000000000c147000 CR4: 0000000000350ef0 [ 58.680668] Call Trace: [ 58.681165] [ 58.681614] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 58.682511] ? __create_object+0x59/0x80 [ 58.683244] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 58.684323] __vmalloc_noprof+0x59/0x60 [ 58.685202] bpf_prog_alloc_no_stats+0x55/0x470 [ 58.686236] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.687304] bpf_prog_alloc+0x39/0x200 [ 58.688068] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.689107] bpf_prog_create_from_user+0xb2/0x2f0 [ 58.690048] do_seccomp+0x349/0x25e0 [ 58.690778] ? __pfx_css_rstat_updated+0x10/0x10 [ 58.691810] ? __pfx_do_seccomp+0x10/0x10 [ 58.692734] ? find_held_lock+0x2b/0x80 [ 58.693609] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 58.694618] ? static_key_count+0x60/0x80 [ 58.695420] prctl_set_seccomp+0x4e/0x70 [ 58.696214] __do_sys_prctl+0xe6c/0x1d70 [ 58.697004] ? __pfx___do_sys_prctl+0x10/0x10 [ 58.697884] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 58.698853] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 58.699820] ? irqentry_exit+0xf3/0x650 [ 58.700664] do_syscall_64+0xbf/0x430 [ 58.701557] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 58.702674] RIP: 0033:0x7fab924535cd [ 58.703342] 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 [ 58.706828] RSP: 002b:00007ffcd3c44340 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 58.708344] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fab924535cd [ 58.709852] RDX: 000055d7b7056e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 58.711272] RBP: 00007ffcd3c443a0 R08: 0000000000000000 R09: 00007ffcd3c43a40 [ 58.712642] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d7d2a0ead0 [ 58.713932] R13: 00007ffcd3c447d0 R14: 000055d7d2a0fbc0 R15: 000055d7d2a20780 [ 58.715204] [ 58.715649] irq event stamp: 1871 [ 58.716245] hardirqs last enabled at (1879): [] __up_console_sem+0x78/0x80 [ 58.717743] hardirqs last disabled at (1888): [] __up_console_sem+0x5d/0x80 [ 58.719038] softirqs last enabled at (1848): [] handle_softirqs+0x50c/0x770 [ 58.720296] softirqs last disabled at (1839): [] __irq_exit_rcu+0xc4/0x100 [ 58.721536] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:59267' (ECDSA) to the list of known hosts. 2025/11/17 21:24:37 fuzzer started 2025/11/17 21:24:37 dialing manager at localhost:37895 2025/11/17 21:24:37 checking machine... 2025/11/17 21:24:37 checking revisions... [ 59.618599] kmemleak: Automatic memory scanning thread ended 2025/11/17 21:24:37 testing simple program... [ 59.706544] cgroup: Unknown subsys name 'net' [ 59.777220] cgroup: Unknown subsys name 'cpuset' [ 59.798157] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 21:24:36 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=0000000000000001 RCX=ffffffff86aaf528 RDX=1ffff1100d9c1158 RSI=0000000000000001 RDI=ffff88806ce08ac0 RBP=ffff88806ce08ac8 RSP=ffff88806ce08a00 R8 =ffffffff86aaf52c R9 =0000000000000000 R10=000000000003c9ed R11=0000000000023e3c R12=ffff88806ce08ad0 R13=ffff88806ce08ab8 R14=0000000000000004 R15=ffff88806ce08a70 RIP=ffffffff8135f786 RFL=00000246 [---Z-P-] 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 00007f16dee60900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f16df4180b0 CR3=000000001e999000 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=ffffffffffffffffffffffff00000000 XMM01=000000000000000000005500746f6f72 XMM02=ff000000000000000000000000000000 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=000a687361622f6e69622f3a746f6f72 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000031e69 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 fffffe4900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd4d1489e8 CR3=0000000009f49000 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=2036333a34323a313220373120766f4e XMM01=73732878696e755f6d6170203a5d3234 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3234325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732036333a34323a3132203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000